2 5aa81393 2020-01-06 stsp * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
3 93658fb9 2020-03-18 stsp * Copyright (c) 2020 Ori Bernstein <ori@openbsd.org>
5 2178c42e 2018-04-22 stsp * Permission to use, copy, modify, and distribute this software for any
6 2178c42e 2018-04-22 stsp * purpose with or without fee is hereby granted, provided that the above
7 2178c42e 2018-04-22 stsp * copyright notice and this permission notice appear in all copies.
9 2178c42e 2018-04-22 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 2178c42e 2018-04-22 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 2178c42e 2018-04-22 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 2178c42e 2018-04-22 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 2178c42e 2018-04-22 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 2178c42e 2018-04-22 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 2178c42e 2018-04-22 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 2178c42e 2018-04-22 stsp #include <sys/types.h>
19 2178c42e 2018-04-22 stsp #include <sys/uio.h>
20 876c234b 2018-09-10 stsp #include <sys/wait.h>
22 531c3985 2020-03-18 stsp #include <ctype.h>
23 23c57b28 2020-09-11 naddy #include <limits.h>
24 a486b62b 2021-05-18 stsp #include <signal.h>
25 2178c42e 2018-04-22 stsp #include <stdio.h>
26 2178c42e 2018-04-22 stsp #include <stdlib.h>
27 2178c42e 2018-04-22 stsp #include <string.h>
28 2178c42e 2018-04-22 stsp #include <errno.h>
29 2178c42e 2018-04-22 stsp #include <stdint.h>
30 2178c42e 2018-04-22 stsp #include <poll.h>
31 81a12da5 2020-09-09 naddy #include <unistd.h>
32 2178c42e 2018-04-22 stsp #include <zlib.h>
33 788c352e 2018-06-16 stsp #include <time.h>
35 dd038bc6 2021-09-21 thomas.ad #include "got_compat.h"
37 2178c42e 2018-04-22 stsp #include "got_object.h"
38 2178c42e 2018-04-22 stsp #include "got_error.h"
39 3022d272 2019-11-14 stsp #include "got_path.h"
40 cd95becd 2019-11-29 stsp #include "got_repository.h"
42 2178c42e 2018-04-22 stsp #include "got_lib_sha1.h"
43 2178c42e 2018-04-22 stsp #include "got_lib_delta.h"
44 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
45 2178c42e 2018-04-22 stsp #include "got_lib_object.h"
46 a440fac0 2018-09-06 stsp #include "got_lib_object_parse.h"
47 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
48 876c234b 2018-09-10 stsp #include "got_lib_pack.h"
51 2178c42e 2018-04-22 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
54 c39c25dd 2019-08-09 stsp #ifndef nitems
55 c39c25dd 2019-08-09 stsp #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
58 2178c42e 2018-04-22 stsp static const struct got_error *
59 2178c42e 2018-04-22 stsp poll_fd(int fd, int events, int timeout)
61 2178c42e 2018-04-22 stsp struct pollfd pfd[1];
62 a486b62b 2021-05-18 stsp struct timespec ts;
63 a486b62b 2021-05-18 stsp sigset_t sigset;
66 2178c42e 2018-04-22 stsp pfd[0].fd = fd;
67 2178c42e 2018-04-22 stsp pfd[0].events = events;
69 a486b62b 2021-05-18 stsp ts.tv_sec = timeout;
70 a486b62b 2021-05-18 stsp ts.tv_nsec = 0;
72 a486b62b 2021-05-18 stsp if (sigemptyset(&sigset) == -1)
73 a486b62b 2021-05-18 stsp return got_error_from_errno("sigemptyset");
74 a486b62b 2021-05-18 stsp if (sigaddset(&sigset, SIGWINCH) == -1)
75 a486b62b 2021-05-18 stsp return got_error_from_errno("sigaddset");
77 a486b62b 2021-05-18 stsp n = ppoll(pfd, 1, timeout == INFTIM ? NULL : &ts, &sigset);
78 2178c42e 2018-04-22 stsp if (n == -1)
79 932dbee7 2021-05-19 stsp return got_error_from_errno("ppoll");
81 2178c42e 2018-04-22 stsp return got_error(GOT_ERR_TIMEOUT);
82 2178c42e 2018-04-22 stsp if (pfd[0].revents & (POLLERR | POLLNVAL))
83 638f9024 2019-05-13 stsp return got_error_from_errno("poll error");
84 2178c42e 2018-04-22 stsp if (pfd[0].revents & (events | POLLHUP))
85 2178c42e 2018-04-22 stsp return NULL;
87 2178c42e 2018-04-22 stsp return got_error(GOT_ERR_INTERRUPT);
90 c4eae628 2018-04-23 stsp static const struct got_error *
91 e033d803 2018-04-23 stsp read_imsg(struct imsgbuf *ibuf)
93 fe36cf76 2018-04-23 stsp const struct got_error *err;
96 fe36cf76 2018-04-23 stsp err = poll_fd(ibuf->fd, POLLIN, INFTIM);
100 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
101 fe36cf76 2018-04-23 stsp if (n == -1) {
102 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
103 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
104 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
106 fe36cf76 2018-04-23 stsp if (n == 0)
107 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
109 e033d803 2018-04-23 stsp return NULL;
112 ad242220 2018-09-08 stsp const struct got_error *
113 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
115 876c234b 2018-09-10 stsp int child_status;
117 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
118 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
120 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
121 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
123 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
124 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
126 876c234b 2018-09-10 stsp return NULL;
129 73b7854a 2018-11-11 stsp static const struct got_error *
130 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
132 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
134 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
135 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
137 73b7854a 2018-11-11 stsp ierr = imsg->data;
138 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
139 73b7854a 2018-11-11 stsp static struct got_error serr;
140 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
141 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
142 73b7854a 2018-11-11 stsp return &serr;
145 73b7854a 2018-11-11 stsp return got_error(ierr->code);
148 876c234b 2018-09-10 stsp const struct got_error *
149 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
150 46de5bfd 2018-11-11 stsp size_t min_datalen)
152 e033d803 2018-04-23 stsp const struct got_error *err;
155 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
156 876c234b 2018-09-10 stsp if (n == -1)
157 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
159 876c234b 2018-09-10 stsp while (n == 0) {
160 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
162 876c234b 2018-09-10 stsp return err;
163 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
164 cbfaaf20 2020-01-06 stsp if (n == -1)
165 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
168 fe36cf76 2018-04-23 stsp if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen)
169 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
171 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
172 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
173 73b7854a 2018-11-11 stsp return recv_imsg_error(imsg, datalen);
176 73b7854a 2018-11-11 stsp return NULL;
179 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
181 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
183 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
184 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
187 2178c42e 2018-04-22 stsp ierr.code = err->code;
188 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
189 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
191 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
192 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
193 e93cd828 2018-11-11 stsp if (ret == -1) {
194 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
195 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
199 2178c42e 2018-04-22 stsp poll_err = poll_fd(ibuf->fd, POLLOUT, INFTIM);
200 5d43e84d 2018-04-23 stsp if (poll_err) {
201 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
202 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
206 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
207 5d43e84d 2018-04-23 stsp if (ret == -1) {
208 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
209 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
214 e033d803 2018-04-23 stsp static const struct got_error *
215 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
217 e033d803 2018-04-23 stsp const struct got_error *err;
219 e033d803 2018-04-23 stsp err = poll_fd(ibuf->fd, POLLOUT, INFTIM);
221 e033d803 2018-04-23 stsp return err;
223 e033d803 2018-04-23 stsp if (imsg_flush(ibuf) == -1)
224 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
226 e033d803 2018-04-23 stsp return NULL;
229 ad242220 2018-09-08 stsp const struct got_error *
230 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
232 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
235 e70bf110 2020-03-22 stsp const struct got_error *
236 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
238 ad242220 2018-09-08 stsp const struct got_error *err = NULL;
239 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
241 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
243 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
244 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
246 ad242220 2018-09-08 stsp err = flush_imsg(&ibuf);
247 ad242220 2018-09-08 stsp imsg_clear(&ibuf);
248 ad242220 2018-09-08 stsp return err;
251 93658fb9 2020-03-18 stsp const struct got_error *
252 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
253 d5c81d44 2021-07-08 stsp struct got_object_id *id)
255 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
256 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
257 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
259 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
262 59d1e4a0 2021-03-10 stsp const struct got_error *
263 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
264 d5c81d44 2021-07-08 stsp struct got_object_id *id)
266 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
267 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
268 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
270 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
273 59d1e4a0 2021-03-10 stsp const struct got_error *
274 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
276 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
278 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
280 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
281 59d1e4a0 2021-03-10 stsp close(outfd);
282 59d1e4a0 2021-03-10 stsp return err;
285 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
288 59d1e4a0 2021-03-10 stsp const struct got_error *
289 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
290 59d1e4a0 2021-03-10 stsp uint8_t *data)
292 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
293 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
294 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
295 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
297 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
298 59d1e4a0 2021-03-10 stsp iobj.size = size;
300 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
301 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
303 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
304 59d1e4a0 2021-03-10 stsp if (wbuf == NULL) {
305 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_create RAW_OBJECT");
306 59d1e4a0 2021-03-10 stsp return err;
309 59d1e4a0 2021-03-10 stsp if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1) {
310 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_add RAW_OBJECT");
311 59d1e4a0 2021-03-10 stsp ibuf_free(wbuf);
312 59d1e4a0 2021-03-10 stsp return err;
315 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
316 a8591711 2021-06-18 stsp if (imsg_add(wbuf, data, size + hdrlen) == -1) {
317 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_add RAW_OBJECT");
318 59d1e4a0 2021-03-10 stsp ibuf_free(wbuf);
319 59d1e4a0 2021-03-10 stsp return err;
323 59d1e4a0 2021-03-10 stsp wbuf->fd = -1;
324 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
326 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
329 1785f84a 2018-12-23 stsp const struct got_error *
330 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
331 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
333 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
334 59d1e4a0 2021-03-10 stsp struct imsg imsg;
335 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
336 59d1e4a0 2021-03-10 stsp size_t datalen;
338 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
340 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
342 59d1e4a0 2021-03-10 stsp return err;
344 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
346 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
347 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
348 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
349 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
352 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
353 59d1e4a0 2021-03-10 stsp *size = iobj->size;
354 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
356 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
357 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
361 a8591711 2021-06-18 stsp if (*size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
362 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
366 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
367 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
368 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
371 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
374 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
378 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
380 59d1e4a0 2021-03-10 stsp return err;
383 59d1e4a0 2021-03-10 stsp const struct got_error *
384 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
385 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
387 41496140 2019-02-21 stsp const struct got_error *err = NULL;
388 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
389 d5c81d44 2021-07-08 stsp void *data;
390 1785f84a 2018-12-23 stsp size_t len;
392 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
393 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
394 1785f84a 2018-12-23 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
395 d5c81d44 2021-07-08 stsp data = &iobj;
396 1785f84a 2018-12-23 stsp len = sizeof(iobj);
399 d5c81d44 2021-07-08 stsp len = sizeof(*id);
402 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
404 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
406 41496140 2019-02-21 stsp return err;
409 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
412 13c729f7 2018-12-24 stsp const struct got_error *
413 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
414 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
416 41496140 2019-02-21 stsp const struct got_error *err = NULL;
417 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
418 d5c81d44 2021-07-08 stsp size_t len;
420 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
421 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
423 d5c81d44 2021-07-08 stsp len = sizeof(*id);
425 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
426 7f358e3b 2019-11-23 stsp if (wbuf == NULL)
427 7f358e3b 2019-11-23 stsp return got_error_from_errno("imsg_create TREE_REQUEST");
429 d5c81d44 2021-07-08 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1) {
430 519c7583 2022-01-27 thomas err = got_error_from_errno("imsg_add TREE_REQUEST");
431 d5c81d44 2021-07-08 stsp ibuf_free(wbuf);
432 d5c81d44 2021-07-08 stsp return err;
435 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
436 7f358e3b 2019-11-23 stsp if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1) {
437 519c7583 2022-01-27 thomas err = got_error_from_errno("imsg_add TREE_REQUEST");
438 7f358e3b 2019-11-23 stsp ibuf_free(wbuf);
439 7f358e3b 2019-11-23 stsp return err;
443 7f358e3b 2019-11-23 stsp wbuf->fd = fd;
444 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
446 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
449 268f7291 2018-12-24 stsp const struct got_error *
450 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
451 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
453 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
454 d5c81d44 2021-07-08 stsp void *data;
455 268f7291 2018-12-24 stsp size_t len;
457 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
458 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
459 268f7291 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
460 d5c81d44 2021-07-08 stsp data = &iobj;
461 268f7291 2018-12-24 stsp len = sizeof(iobj);
464 d5c81d44 2021-07-08 stsp len = sizeof(*id);
467 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
469 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose TAG_REQUEST");
471 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
474 7762fe12 2018-11-05 stsp const struct got_error *
475 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
476 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
478 41496140 2019-02-21 stsp const struct got_error *err = NULL;
479 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
480 d5c81d44 2021-07-08 stsp void *data;
481 ebc55e2d 2018-12-24 stsp size_t len;
483 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
484 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
485 ebc55e2d 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
486 d5c81d44 2021-07-08 stsp data = &iobj;
487 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
490 d5c81d44 2021-07-08 stsp len = sizeof(*id);
493 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
495 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
496 41496140 2019-02-21 stsp close(infd);
497 41496140 2019-02-21 stsp return err;
500 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
503 55da3778 2018-09-10 stsp const struct got_error *
504 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
506 41496140 2019-02-21 stsp const struct got_error *err = NULL;
508 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
510 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
511 41496140 2019-02-21 stsp close(outfd);
512 41496140 2019-02-21 stsp return err;
515 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
518 73ab1060 2020-03-18 stsp static const struct got_error *
519 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
521 41496140 2019-02-21 stsp const struct got_error *err = NULL;
523 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
524 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
526 41496140 2019-02-21 stsp return err;
529 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
532 ad242220 2018-09-08 stsp const struct got_error *
533 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
535 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
538 73ab1060 2020-03-18 stsp const struct got_error *
539 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
541 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
543 c59b3346 2018-09-11 stsp memcpy(iobj.id, obj->id.sha1, sizeof(iobj.id));
544 2178c42e 2018-04-22 stsp iobj.type = obj->type;
545 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
546 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
547 2178c42e 2018-04-22 stsp iobj.size = obj->size;
548 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
549 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
550 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
553 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
555 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
557 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
560 cfd633c2 2018-09-10 stsp const struct got_error *
561 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
562 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
563 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
564 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_refs, int list_refs_only, int verbosity)
566 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
567 33501562 2020-03-18 stsp struct ibuf *wbuf;
568 4ba14133 2020-03-20 stsp size_t len;
569 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
570 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
572 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
573 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
574 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
575 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
576 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
577 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
578 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
579 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
580 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
581 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
582 659e7fbd 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_request);
583 33501562 2020-03-18 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
585 33501562 2020-03-18 stsp return got_error(GOT_ERR_NO_SPACE);
588 4ba14133 2020-03-20 stsp if (imsg_compose(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, fd,
589 4ba14133 2020-03-20 stsp &fetchreq, sizeof(fetchreq)) == -1)
590 4ba14133 2020-03-20 stsp return got_error_from_errno(
591 4ba14133 2020-03-20 stsp "imsg_compose FETCH_SERVER_PROGRESS");
593 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
596 659e7fbd 2020-03-20 stsp return err;
600 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
601 33501562 2020-03-18 stsp const char *name = pe->path;
602 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
603 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
605 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
606 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
607 4ba14133 2020-03-20 stsp if (wbuf == NULL)
608 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
610 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
611 33501562 2020-03-18 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1) {
612 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
613 33501562 2020-03-18 stsp ibuf_free(wbuf);
614 33501562 2020-03-18 stsp return err;
616 33501562 2020-03-18 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
617 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
618 33501562 2020-03-18 stsp ibuf_free(wbuf);
619 33501562 2020-03-18 stsp return err;
621 33501562 2020-03-18 stsp if (imsg_add(wbuf, name, name_len) == -1) {
622 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
623 33501562 2020-03-18 stsp ibuf_free(wbuf);
624 33501562 2020-03-18 stsp return err;
627 4ba14133 2020-03-20 stsp wbuf->fd = -1;
628 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
629 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
631 4ba14133 2020-03-20 stsp return err;
634 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
635 4ba14133 2020-03-20 stsp const char *name = pe->path;
636 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
638 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
639 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
641 4ba14133 2020-03-20 stsp if (wbuf == NULL)
642 4ba14133 2020-03-20 stsp return got_error_from_errno(
643 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
645 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
646 4ba14133 2020-03-20 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
647 4ba14133 2020-03-20 stsp err = got_error_from_errno(
648 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
649 4ba14133 2020-03-20 stsp ibuf_free(wbuf);
650 4ba14133 2020-03-20 stsp return err;
652 4ba14133 2020-03-20 stsp if (imsg_add(wbuf, name, name_len) == -1) {
653 4ba14133 2020-03-20 stsp err = got_error_from_errno(
654 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
655 4ba14133 2020-03-20 stsp ibuf_free(wbuf);
656 4ba14133 2020-03-20 stsp return err;
659 4ba14133 2020-03-20 stsp wbuf->fd = -1;
660 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
661 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
663 4ba14133 2020-03-20 stsp return err;
666 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
667 0e4002ca 2020-03-21 stsp const char *name = pe->path;
668 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
670 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
671 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
673 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
674 0e4002ca 2020-03-21 stsp return got_error_from_errno(
675 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
677 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
678 0e4002ca 2020-03-21 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
679 0e4002ca 2020-03-21 stsp err = got_error_from_errno(
680 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
681 0e4002ca 2020-03-21 stsp ibuf_free(wbuf);
682 0e4002ca 2020-03-21 stsp return err;
684 0e4002ca 2020-03-21 stsp if (imsg_add(wbuf, name, name_len) == -1) {
685 0e4002ca 2020-03-21 stsp err = got_error_from_errno(
686 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
687 0e4002ca 2020-03-21 stsp ibuf_free(wbuf);
688 0e4002ca 2020-03-21 stsp return err;
691 0e4002ca 2020-03-21 stsp wbuf->fd = -1;
692 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
693 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
695 0e4002ca 2020-03-21 stsp return err;
699 4ba14133 2020-03-20 stsp return NULL;
703 93658fb9 2020-03-18 stsp const struct got_error *
704 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
706 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
709 531c3985 2020-03-18 stsp const struct got_error *
710 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
711 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
712 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
714 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
715 b9f99abf 2020-03-18 stsp struct imsg imsg;
716 b9f99abf 2020-03-18 stsp size_t datalen;
717 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
718 abe0f35f 2020-03-18 stsp size_t n, remain;
723 8f2d01a6 2020-03-18 stsp *id = NULL;
724 b9f99abf 2020-03-18 stsp *refname = NULL;
725 531c3985 2020-03-18 stsp *server_progress = NULL;
726 5a489642 2020-03-19 stsp *packfile_size = 0;
727 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
729 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
731 b9f99abf 2020-03-18 stsp return err;
733 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
734 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
735 b9f99abf 2020-03-18 stsp case GOT_IMSG_ERROR:
736 531c3985 2020-03-18 stsp if (datalen < sizeof(struct got_imsg_error)) {
737 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
740 b9f99abf 2020-03-18 stsp err = recv_imsg_error(&imsg, datalen);
742 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
743 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
744 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
747 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
748 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
751 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
752 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
753 abe0f35f 2020-03-18 stsp remain = datalen - off;
754 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
755 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
756 abe0f35f 2020-03-18 stsp char *name, *target;
757 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
758 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
761 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
762 abe0f35f 2020-03-18 stsp off += sizeof(*s);
763 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
764 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
765 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
768 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
769 abe0f35f 2020-03-18 stsp if (name == NULL) {
770 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
773 abe0f35f 2020-03-18 stsp off += s->name_len;
774 abe0f35f 2020-03-18 stsp remain -= s->name_len;
775 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
776 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
777 abe0f35f 2020-03-18 stsp free(name);
780 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
781 abe0f35f 2020-03-18 stsp if (target == NULL) {
782 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
783 abe0f35f 2020-03-18 stsp free(name);
786 abe0f35f 2020-03-18 stsp off += s->target_len;
787 abe0f35f 2020-03-18 stsp remain -= s->target_len;
788 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
790 abe0f35f 2020-03-18 stsp free(name);
791 abe0f35f 2020-03-18 stsp free(target);
796 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
797 531c3985 2020-03-18 stsp if (datalen <= SHA1_DIGEST_LENGTH) {
798 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
801 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
802 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
803 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
806 8f2d01a6 2020-03-18 stsp memcpy((*id)->sha1, imsg.data, SHA1_DIGEST_LENGTH);
807 b9f99abf 2020-03-18 stsp *refname = strndup(imsg.data + SHA1_DIGEST_LENGTH,
808 b9f99abf 2020-03-18 stsp datalen - SHA1_DIGEST_LENGTH);
809 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
810 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
814 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
815 531c3985 2020-03-18 stsp if (datalen == 0) {
816 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
819 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
820 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
821 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
824 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
825 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
826 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
827 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
828 531c3985 2020-03-18 stsp free(*server_progress);
829 531c3985 2020-03-18 stsp *server_progress = NULL;
834 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
835 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
836 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
839 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
841 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
842 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
843 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
846 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
850 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
856 8f2d01a6 2020-03-18 stsp *id = NULL;
857 b887aab6 2020-03-18 stsp free(*refname);
858 b887aab6 2020-03-18 stsp *refname = NULL;
860 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
861 f8a36e22 2021-08-26 stsp return err;
864 f8a36e22 2021-08-26 stsp static const struct got_error *
865 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
866 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
868 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
869 f8a36e22 2021-08-26 stsp size_t len;
870 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
872 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
873 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
874 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
875 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
877 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
878 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1) {
879 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
880 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
881 f8a36e22 2021-08-26 stsp return err;
883 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, &delete, sizeof(delete)) == -1) {
884 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
885 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
886 f8a36e22 2021-08-26 stsp return err;
888 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
889 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
890 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
891 f8a36e22 2021-08-26 stsp return err;
893 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, name, name_len) == -1) {
894 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
895 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
896 f8a36e22 2021-08-26 stsp return err;
899 f8a36e22 2021-08-26 stsp wbuf->fd = -1;
900 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
901 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
904 f8a36e22 2021-08-26 stsp const struct got_error *
905 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
906 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
907 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
908 abc59930 2021-09-05 naddy int verbosity)
910 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
911 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
912 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
913 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
915 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
916 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
917 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
918 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
919 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
920 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
921 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
922 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
923 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
924 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
925 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
929 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
934 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
935 f8a36e22 2021-08-26 stsp const char *name = pe->path;
936 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
937 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
938 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
943 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
944 f8a36e22 2021-08-26 stsp const char *name = pe->path;
945 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
946 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
951 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
952 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
953 f8a36e22 2021-08-26 stsp return err;
957 f8a36e22 2021-08-26 stsp const struct got_error *
958 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
959 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
961 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
962 f8a36e22 2021-08-26 stsp struct imsg imsg;
963 f8a36e22 2021-08-26 stsp size_t datalen;
964 f8a36e22 2021-08-26 stsp int done = 0;
965 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
966 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
967 f8a36e22 2021-08-26 stsp char *refname = NULL;
968 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
970 f8a36e22 2021-08-26 stsp while (!done) {
971 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
973 f8a36e22 2021-08-26 stsp return err;
974 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
975 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
976 f8a36e22 2021-08-26 stsp case GOT_IMSG_ERROR:
977 f8a36e22 2021-08-26 stsp if (datalen < sizeof(struct got_imsg_error)) {
978 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
981 f8a36e22 2021-08-26 stsp err = recv_imsg_error(&imsg, datalen);
983 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
984 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
985 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
988 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
989 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
990 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
991 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
994 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
995 f8a36e22 2021-08-26 stsp if (id == NULL) {
996 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
999 f8a36e22 2021-08-26 stsp memcpy(id->sha1, iremote_ref.id, SHA1_DIGEST_LENGTH);
1000 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
1001 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
1002 f8a36e22 2021-08-26 stsp if (refname == NULL) {
1003 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
1004 f8a36e22 2021-08-26 stsp goto done;
1006 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
1007 f8a36e22 2021-08-26 stsp refname, id);
1009 f8a36e22 2021-08-26 stsp goto done;
1010 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
1012 f8a36e22 2021-08-26 stsp free(refname);
1014 f8a36e22 2021-08-26 stsp id = NULL;
1015 f8a36e22 2021-08-26 stsp refname = NULL;
1017 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
1018 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1019 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1020 f8a36e22 2021-08-26 stsp goto done;
1022 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
1026 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1032 f8a36e22 2021-08-26 stsp free(refname);
1033 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
1034 b9f99abf 2020-03-18 stsp return err;
1037 93658fb9 2020-03-18 stsp const struct got_error *
1038 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
1040 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
1043 f8a36e22 2021-08-26 stsp const struct got_error *
1044 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
1045 f8a36e22 2021-08-26 stsp int *success, char **refname, struct imsgbuf *ibuf)
1047 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
1048 f8a36e22 2021-08-26 stsp struct imsg imsg;
1049 f8a36e22 2021-08-26 stsp size_t datalen;
1050 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
1052 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
1053 f8a36e22 2021-08-26 stsp *done = 0;
1054 f8a36e22 2021-08-26 stsp *success = 0;
1055 f8a36e22 2021-08-26 stsp *refname = NULL;
1057 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1059 f8a36e22 2021-08-26 stsp return err;
1061 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1062 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
1063 f8a36e22 2021-08-26 stsp case GOT_IMSG_ERROR:
1064 f8a36e22 2021-08-26 stsp if (datalen < sizeof(struct got_imsg_error)) {
1065 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1068 f8a36e22 2021-08-26 stsp err = recv_imsg_error(&imsg, datalen);
1070 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
1071 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
1072 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1075 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
1077 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
1078 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
1079 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1082 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
1083 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iref_status) + iref_status.name_len) {
1084 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1087 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1088 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1089 f8a36e22 2021-08-26 stsp iref_status.name_len);
1091 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1092 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1093 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1096 f8a36e22 2021-08-26 stsp *done = 1;
1099 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1103 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1104 f8a36e22 2021-08-26 stsp return err;
1107 f8a36e22 2021-08-26 stsp const struct got_error *
1108 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1111 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1113 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1114 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1115 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1116 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1117 93658fb9 2020-03-18 stsp close(fd);
1118 93658fb9 2020-03-18 stsp return err;
1120 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1123 baa9fea0 2020-03-18 stsp const struct got_error *
1124 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1126 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1129 73ab1060 2020-03-18 stsp const struct got_error *
1130 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1131 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1132 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1134 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1135 93658fb9 2020-03-18 stsp struct imsg imsg;
1136 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1137 baa9fea0 2020-03-18 stsp size_t datalen;
1139 baa9fea0 2020-03-18 stsp *done = 0;
1140 668a20f6 2020-03-18 stsp *nobj_total = 0;
1141 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1142 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1144 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1146 93658fb9 2020-03-18 stsp return err;
1148 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1149 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1150 baa9fea0 2020-03-18 stsp case GOT_IMSG_ERROR:
1151 baa9fea0 2020-03-18 stsp if (datalen < sizeof(struct got_imsg_error)) {
1152 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1155 baa9fea0 2020-03-18 stsp err = recv_imsg_error(&imsg, datalen);
1157 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1158 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1159 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1162 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1163 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1164 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1165 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1166 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1168 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1169 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1170 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1173 baa9fea0 2020-03-18 stsp *done = 1;
1176 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1180 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1181 baa9fea0 2020-03-18 stsp return err;
1184 93658fb9 2020-03-18 stsp const struct got_error *
1185 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1186 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1188 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1189 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1191 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1192 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1193 291624d8 2018-11-07 stsp iobj = imsg->data;
1195 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1196 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1197 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1199 291624d8 2018-11-07 stsp memcpy((*obj)->id.sha1, iobj->id, SHA1_DIGEST_LENGTH);
1200 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1201 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1202 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1203 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1204 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1205 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1206 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1207 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1209 772802ae 2022-01-27 thomas STAILQ_INIT(&(*obj)->deltas.entries);
1210 772802ae 2022-01-27 thomas return NULL;
1213 2178c42e 2018-04-22 stsp const struct got_error *
1214 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1216 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1217 2178c42e 2018-04-22 stsp struct imsg imsg;
1218 c4eae628 2018-04-23 stsp const size_t min_datalen =
1219 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1221 2178c42e 2018-04-22 stsp *obj = NULL;
1223 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1225 2178c42e 2018-04-22 stsp return err;
1227 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1228 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1229 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1232 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1236 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1238 bff6ca00 2018-04-23 stsp return err;
1241 c75f7264 2018-09-11 stsp static const struct got_error *
1242 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1243 c75f7264 2018-09-11 stsp size_t logmsg_len)
1245 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1246 c75f7264 2018-09-11 stsp size_t offset, remain;
1248 c75f7264 2018-09-11 stsp offset = 0;
1249 c75f7264 2018-09-11 stsp remain = logmsg_len;
1250 c75f7264 2018-09-11 stsp while (remain > 0) {
1251 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1253 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1254 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1255 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1256 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1260 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1264 c75f7264 2018-09-11 stsp offset += n;
1265 c75f7264 2018-09-11 stsp remain -= n;
1268 fa4ffeb3 2018-11-04 stsp return err;
1271 bff6ca00 2018-04-23 stsp const struct got_error *
1272 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1274 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1275 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1276 bff6ca00 2018-04-23 stsp uint8_t *buf;
1277 bff6ca00 2018-04-23 stsp size_t len, total;
1278 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1279 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1280 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1281 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1283 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1284 b9c33926 2018-11-07 stsp commit->nparents * SHA1_DIGEST_LENGTH;
1286 bff6ca00 2018-04-23 stsp buf = malloc(total);
1287 bff6ca00 2018-04-23 stsp if (buf == NULL)
1288 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1290 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1291 a7403916 2018-12-24 stsp memcpy(icommit->tree_id, commit->tree_id->sha1,
1292 a7403916 2018-12-24 stsp sizeof(icommit->tree_id));
1293 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1294 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1295 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1296 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1297 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1298 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1299 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1300 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1302 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1303 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1304 b9c33926 2018-11-07 stsp len += author_len;
1305 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1306 b9c33926 2018-11-07 stsp len += committer_len;
1307 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1308 79f35eb3 2018-06-11 stsp memcpy(buf + len, qid->id, SHA1_DIGEST_LENGTH);
1309 86acc566 2018-04-23 stsp len += SHA1_DIGEST_LENGTH;
1312 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1313 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1314 bff6ca00 2018-04-23 stsp goto done;
1317 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1318 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1319 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1321 904df868 2018-11-04 stsp goto done;
1323 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1325 bff6ca00 2018-04-23 stsp free(buf);
1326 bff6ca00 2018-04-23 stsp return err;
1329 ca6e02ac 2020-01-07 stsp static const struct got_error *
1330 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1331 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1333 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1334 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1335 ca6e02ac 2020-01-07 stsp size_t len = 0;
1338 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1339 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1341 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1342 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1343 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1344 ca6e02ac 2020-01-07 stsp icommit->nparents * SHA1_DIGEST_LENGTH)
1345 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1347 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1348 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1350 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1352 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1353 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1354 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1355 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1357 ca6e02ac 2020-01-07 stsp memcpy((*commit)->tree_id->sha1, icommit->tree_id,
1358 ca6e02ac 2020-01-07 stsp SHA1_DIGEST_LENGTH);
1359 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1360 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1361 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1362 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1364 ca6e02ac 2020-01-07 stsp if (icommit->author_len == 0) {
1365 ca6e02ac 2020-01-07 stsp (*commit)->author = strdup("");
1366 ca6e02ac 2020-01-07 stsp if ((*commit)->author == NULL) {
1367 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1368 ca6e02ac 2020-01-07 stsp goto done;
1371 ca6e02ac 2020-01-07 stsp (*commit)->author = malloc(icommit->author_len + 1);
1372 ca6e02ac 2020-01-07 stsp if ((*commit)->author == NULL) {
1373 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1374 ca6e02ac 2020-01-07 stsp goto done;
1376 ca6e02ac 2020-01-07 stsp memcpy((*commit)->author, imsg->data + len,
1377 ca6e02ac 2020-01-07 stsp icommit->author_len);
1378 ca6e02ac 2020-01-07 stsp (*commit)->author[icommit->author_len] = '\0';
1380 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1382 ca6e02ac 2020-01-07 stsp if (icommit->committer_len == 0) {
1383 ca6e02ac 2020-01-07 stsp (*commit)->committer = strdup("");
1384 ca6e02ac 2020-01-07 stsp if ((*commit)->committer == NULL) {
1385 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1386 ca6e02ac 2020-01-07 stsp goto done;
1389 ca6e02ac 2020-01-07 stsp (*commit)->committer =
1390 ca6e02ac 2020-01-07 stsp malloc(icommit->committer_len + 1);
1391 ca6e02ac 2020-01-07 stsp if ((*commit)->committer == NULL) {
1392 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1393 ca6e02ac 2020-01-07 stsp goto done;
1395 ca6e02ac 2020-01-07 stsp memcpy((*commit)->committer, imsg->data + len,
1396 ca6e02ac 2020-01-07 stsp icommit->committer_len);
1397 ca6e02ac 2020-01-07 stsp (*commit)->committer[icommit->committer_len] = '\0';
1399 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1401 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1402 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1403 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1404 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1405 ca6e02ac 2020-01-07 stsp goto done;
1408 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1410 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1411 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1412 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1413 ca6e02ac 2020-01-07 stsp goto done;
1415 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1416 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1417 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1420 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1422 ca6e02ac 2020-01-07 stsp goto done;
1424 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1425 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1426 ca6e02ac 2020-01-07 stsp goto done;
1429 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1430 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1431 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1432 ca6e02ac 2020-01-07 stsp offset += n;
1433 ca6e02ac 2020-01-07 stsp remain -= n;
1435 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1438 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1439 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1441 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1444 ca6e02ac 2020-01-07 stsp memcpy(qid->id, imsg->data + len +
1445 ca6e02ac 2020-01-07 stsp i * SHA1_DIGEST_LENGTH, sizeof(*qid->id));
1446 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1447 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1450 ca6e02ac 2020-01-07 stsp if (err) {
1451 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1452 ca6e02ac 2020-01-07 stsp *commit = NULL;
1454 ca6e02ac 2020-01-07 stsp return err;
1457 ca6e02ac 2020-01-07 stsp const struct got_error *
1458 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1460 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1461 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1462 ca6e02ac 2020-01-07 stsp size_t datalen;
1463 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1464 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1465 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1467 ca6e02ac 2020-01-07 stsp *commit = NULL;
1469 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1471 ca6e02ac 2020-01-07 stsp return err;
1473 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1475 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1476 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1477 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1480 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1484 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1486 e033d803 2018-04-23 stsp return err;
1489 e033d803 2018-04-23 stsp const struct got_error *
1490 3022d272 2019-11-14 stsp got_privsep_send_tree(struct imsgbuf *ibuf, struct got_pathlist_head *entries,
1491 3022d272 2019-11-14 stsp int nentries)
1493 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1494 e033d803 2018-04-23 stsp struct got_imsg_tree_object itree;
1495 3022d272 2019-11-14 stsp struct got_pathlist_entry *pe;
1496 b00c9821 2018-11-04 stsp size_t totlen;
1497 6eb07a17 2018-11-04 stsp int nimsg; /* number of imsg queued in ibuf */
1499 3022d272 2019-11-14 stsp itree.nentries = nentries;
1500 e033d803 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1502 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose TREE");
1504 b00c9821 2018-11-04 stsp totlen = sizeof(itree);
1505 6eb07a17 2018-11-04 stsp nimsg = 1;
1506 3022d272 2019-11-14 stsp TAILQ_FOREACH(pe, entries, entry) {
1507 3022d272 2019-11-14 stsp const char *name = pe->path;
1508 3022d272 2019-11-14 stsp struct got_parsed_tree_entry *pte = pe->data;
1509 3022d272 2019-11-14 stsp struct ibuf *wbuf;
1510 3022d272 2019-11-14 stsp size_t namelen = strlen(name);
1511 cd9e913a 2019-11-27 stsp size_t len = sizeof(struct got_imsg_tree_entry) + namelen;
1513 e033d803 2018-04-23 stsp if (len > MAX_IMSGSIZE)
1514 e033d803 2018-04-23 stsp return got_error(GOT_ERR_NO_SPACE);
1517 6eb07a17 2018-11-04 stsp if (totlen + len >= MAX_IMSGSIZE - (IMSG_HEADER_SIZE * nimsg)) {
1518 b00c9821 2018-11-04 stsp err = flush_imsg(ibuf);
1520 b00c9821 2018-11-04 stsp return err;
1521 6eb07a17 2018-11-04 stsp nimsg = 0;
1524 3022d272 2019-11-14 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRY, 0, 0, len);
1525 3022d272 2019-11-14 stsp if (wbuf == NULL)
1526 3022d272 2019-11-14 stsp return got_error_from_errno("imsg_create TREE_ENTRY");
1528 3022d272 2019-11-14 stsp /* Keep in sync with struct got_imsg_tree_object definition! */
1529 3b647085 2019-11-23 stsp if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1) {
1530 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1531 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1532 e033d803 2018-04-23 stsp return err;
1534 3b647085 2019-11-23 stsp if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1) {
1535 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1536 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1537 3022d272 2019-11-14 stsp return err;
1540 3b647085 2019-11-23 stsp if (imsg_add(wbuf, name, namelen) == -1) {
1541 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1542 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1543 3022d272 2019-11-14 stsp return err;
1546 3022d272 2019-11-14 stsp wbuf->fd = -1;
1547 3022d272 2019-11-14 stsp imsg_close(ibuf, wbuf);
1549 b00c9821 2018-11-04 stsp totlen += len;
1552 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1555 e033d803 2018-04-23 stsp const struct got_error *
1556 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1558 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1559 e033d803 2018-04-23 stsp const size_t min_datalen =
1560 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1561 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1562 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1563 e033d803 2018-04-23 stsp int nentries = 0;
1565 e033d803 2018-04-23 stsp *tree = NULL;
1567 e033d803 2018-04-23 stsp err = read_imsg(ibuf);
1569 1e51f5b9 2018-04-23 stsp goto done;
1572 e033d803 2018-04-23 stsp struct imsg imsg;
1574 e033d803 2018-04-23 stsp size_t datalen;
1575 c0588d8d 2018-11-07 stsp struct got_imsg_tree_entry *ite;
1576 e033d803 2018-04-23 stsp struct got_tree_entry *te = NULL;
1578 e033d803 2018-04-23 stsp n = imsg_get(ibuf, &imsg);
1579 e033d803 2018-04-23 stsp if (n == 0) {
1580 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries)
1581 e033d803 2018-04-23 stsp goto get_more;
1585 fca1f6ad 2020-08-27 stsp if (imsg.hdr.len < IMSG_HEADER_SIZE + min_datalen) {
1586 fca1f6ad 2020-08-27 stsp imsg_free(&imsg);
1587 fca1f6ad 2020-08-27 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1591 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1593 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1594 e033d803 2018-04-23 stsp case GOT_IMSG_ERROR:
1595 e033d803 2018-04-23 stsp err = recv_imsg_error(&imsg, datalen);
1597 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1598 e033d803 2018-04-23 stsp /* This message should only appear once. */
1599 e033d803 2018-04-23 stsp if (*tree != NULL) {
1600 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1603 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1604 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1607 291624d8 2018-11-07 stsp itree = imsg.data;
1608 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1609 e033d803 2018-04-23 stsp if (*tree == NULL) {
1610 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1613 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1614 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1615 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1616 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1619 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1620 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1622 e033d803 2018-04-23 stsp case GOT_IMSG_TREE_ENTRY:
1623 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1624 e033d803 2018-04-23 stsp if (*tree == NULL) {
1625 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1628 c0588d8d 2018-11-07 stsp if (datalen < sizeof(*ite) || datalen > MAX_IMSGSIZE) {
1629 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1633 e033d803 2018-04-23 stsp /* Remaining data contains the entry's name. */
1634 c0588d8d 2018-11-07 stsp datalen -= sizeof(*ite);
1635 e033d803 2018-04-23 stsp if (datalen == 0 || datalen > MAX_IMSGSIZE) {
1636 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1639 c0588d8d 2018-11-07 stsp ite = imsg.data;
1641 56e0773d 2019-11-28 stsp if (datalen + 1 > sizeof(te->name)) {
1642 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
1645 56e0773d 2019-11-28 stsp te = &(*tree)->entries[nentries];
1646 c0588d8d 2018-11-07 stsp memcpy(te->name, imsg.data + sizeof(*ite), datalen);
1647 e033d803 2018-04-23 stsp te->name[datalen] = '\0';
1649 56e0773d 2019-11-28 stsp memcpy(te->id.sha1, ite->id, SHA1_DIGEST_LENGTH);
1650 c0588d8d 2018-11-07 stsp te->mode = ite->mode;
1651 56e0773d 2019-11-28 stsp te->idx = nentries;
1652 e033d803 2018-04-23 stsp nentries++;
1655 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1659 e033d803 2018-04-23 stsp imsg_free(&imsg);
1664 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1665 1e51f5b9 2018-04-23 stsp if (err == NULL)
1666 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1667 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1668 e033d803 2018-04-23 stsp *tree = NULL;
1671 ff6b18f8 2018-04-24 stsp return err;
1674 ff6b18f8 2018-04-24 stsp const struct got_error *
1675 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1676 ac544f8c 2019-01-13 stsp const uint8_t *data)
1678 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1680 2967a784 2018-04-24 stsp iblob.size = size;
1681 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1683 ac544f8c 2019-01-13 stsp if (data) {
1684 ac544f8c 2019-01-13 stsp uint8_t *buf;
1686 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1687 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1689 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1690 ac544f8c 2019-01-13 stsp if (buf == NULL)
1691 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1693 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1694 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1695 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1696 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1697 ac544f8c 2019-01-13 stsp free(buf);
1698 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1700 ac544f8c 2019-01-13 stsp free(buf);
1702 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1703 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1704 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1705 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1709 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1712 ff6b18f8 2018-04-24 stsp const struct got_error *
1713 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1714 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1716 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1717 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1718 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1719 ff6b18f8 2018-04-24 stsp size_t datalen;
1721 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1723 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1725 ff6b18f8 2018-04-24 stsp return err;
1727 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1729 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1730 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1731 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1732 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1735 291624d8 2018-11-07 stsp iblob = imsg.data;
1736 291624d8 2018-11-07 stsp *size = iblob->size;
1737 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1739 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1740 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1744 ac544f8c 2019-01-13 stsp if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX) {
1745 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1749 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1750 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1751 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1754 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1757 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1761 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1763 f4a881ce 2018-11-17 stsp return err;
1766 f4a881ce 2018-11-17 stsp static const struct got_error *
1767 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1769 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1770 f4a881ce 2018-11-17 stsp size_t offset, remain;
1772 f4a881ce 2018-11-17 stsp offset = 0;
1773 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1774 f4a881ce 2018-11-17 stsp while (remain > 0) {
1775 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1777 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1778 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1779 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1783 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1787 f4a881ce 2018-11-17 stsp offset += n;
1788 f4a881ce 2018-11-17 stsp remain -= n;
1791 f4a881ce 2018-11-17 stsp return err;
1794 f4a881ce 2018-11-17 stsp const struct got_error *
1795 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1797 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1798 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1799 f4a881ce 2018-11-17 stsp uint8_t *buf;
1800 f4a881ce 2018-11-17 stsp size_t len, total;
1801 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1802 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1803 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1805 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1807 f4a881ce 2018-11-17 stsp buf = malloc(total);
1808 f4a881ce 2018-11-17 stsp if (buf == NULL)
1809 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1811 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1812 f4a881ce 2018-11-17 stsp memcpy(itag->id, tag->id.sha1, sizeof(itag->id));
1813 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1814 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1815 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1816 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1817 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1818 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1820 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1821 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1822 f4a881ce 2018-11-17 stsp len += tag_len;
1823 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1824 f4a881ce 2018-11-17 stsp len += tagger_len;
1826 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1827 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1828 f4a881ce 2018-11-17 stsp goto done;
1831 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1832 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1833 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1835 f4a881ce 2018-11-17 stsp goto done;
1837 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1839 f4a881ce 2018-11-17 stsp free(buf);
1840 f4a881ce 2018-11-17 stsp return err;
1843 f4a881ce 2018-11-17 stsp const struct got_error *
1844 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1846 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1847 f4a881ce 2018-11-17 stsp struct imsg imsg;
1848 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1849 f4a881ce 2018-11-17 stsp size_t len, datalen;
1850 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1851 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1852 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1854 f4a881ce 2018-11-17 stsp *tag = NULL;
1856 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1858 f4a881ce 2018-11-17 stsp return err;
1860 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1863 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1864 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1865 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1866 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1869 f4a881ce 2018-11-17 stsp itag = imsg.data;
1870 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1871 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1872 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1875 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1877 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1878 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1879 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1883 f4a881ce 2018-11-17 stsp memcpy((*tag)->id.sha1, itag->id, SHA1_DIGEST_LENGTH);
1885 f4a881ce 2018-11-17 stsp if (itag->tag_len == 0) {
1886 f4a881ce 2018-11-17 stsp (*tag)->tag = strdup("");
1887 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
1888 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1892 f4a881ce 2018-11-17 stsp (*tag)->tag = malloc(itag->tag_len + 1);
1893 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
1894 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1897 f4a881ce 2018-11-17 stsp memcpy((*tag)->tag, imsg.data + len,
1898 f4a881ce 2018-11-17 stsp itag->tag_len);
1899 f4a881ce 2018-11-17 stsp (*tag)->tag[itag->tag_len] = '\0';
1901 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1903 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1904 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1905 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1907 f4a881ce 2018-11-17 stsp if (itag->tagger_len == 0) {
1908 f4a881ce 2018-11-17 stsp (*tag)->tagger = strdup("");
1909 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
1910 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1914 f4a881ce 2018-11-17 stsp (*tag)->tagger = malloc(itag->tagger_len + 1);
1915 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
1916 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1919 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagger, imsg.data + len,
1920 f4a881ce 2018-11-17 stsp itag->tagger_len);
1921 f4a881ce 2018-11-17 stsp (*tag)->tagger[itag->tagger_len] = '\0';
1923 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1925 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1926 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1927 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1928 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1932 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1934 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1935 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1936 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1939 f4a881ce 2018-11-17 stsp while (remain > 0) {
1940 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1941 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1944 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1946 f4a881ce 2018-11-17 stsp return err;
1948 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1949 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1951 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1953 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1954 f4a881ce 2018-11-17 stsp offset += n;
1955 f4a881ce 2018-11-17 stsp remain -= n;
1957 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1962 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1966 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1968 2178c42e 2018-04-22 stsp return err;
1971 876c234b 2018-09-10 stsp const struct got_error *
1972 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1973 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1975 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1976 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1977 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1980 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1981 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1982 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
1983 876c234b 2018-09-10 stsp if (fd == -1)
1984 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1986 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
1987 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
1988 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
1989 41496140 2019-02-21 stsp close(fd);
1990 41496140 2019-02-21 stsp return err;
1993 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
1994 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
1995 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
1996 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
1998 876c234b 2018-09-10 stsp fd = dup(pack->fd);
1999 876c234b 2018-09-10 stsp if (fd == -1)
2000 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
2002 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
2004 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
2005 41496140 2019-02-21 stsp close(fd);
2006 41496140 2019-02-21 stsp return err;
2009 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
2012 876c234b 2018-09-10 stsp const struct got_error *
2013 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
2014 106807b4 2018-09-15 stsp struct got_object_id *id)
2016 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
2018 876c234b 2018-09-10 stsp iobj.idx = idx;
2019 106807b4 2018-09-15 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
2021 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
2022 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
2023 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
2024 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
2026 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2029 aba9c984 2019-09-08 stsp const struct got_error *
2030 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
2031 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
2033 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
2035 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
2036 59d1e4a0 2021-03-10 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
2038 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
2039 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
2040 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
2041 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
2043 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
2046 59d1e4a0 2021-03-10 stsp const struct got_error *
2047 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
2049 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2051 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
2052 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
2053 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
2054 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
2055 aba9c984 2019-09-08 stsp close(fd);
2056 aba9c984 2019-09-08 stsp return err;
2059 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2062 aba9c984 2019-09-08 stsp const struct got_error *
2063 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2065 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2066 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2067 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2068 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2069 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2071 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2074 aba9c984 2019-09-08 stsp const struct got_error *
2075 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2077 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2078 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2079 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2080 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2081 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2083 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2087 20b7abb3 2020-10-22 stsp const struct got_error *
2088 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2090 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2091 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2092 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2093 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2095 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2098 aba9c984 2019-09-08 stsp const struct got_error *
2099 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2101 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2102 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2103 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2104 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2106 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2109 cd95becd 2019-11-29 stsp const struct got_error *
2110 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2112 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2113 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2114 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2115 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2117 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2120 aba9c984 2019-09-08 stsp const struct got_error *
2121 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2123 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2124 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2125 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2126 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2128 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2131 9a1cc63f 2020-02-03 stsp const struct got_error *
2132 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2134 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2135 aba9c984 2019-09-08 stsp struct imsg imsg;
2136 aba9c984 2019-09-08 stsp size_t datalen;
2137 aba9c984 2019-09-08 stsp const size_t min_datalen = 0;
2139 aba9c984 2019-09-08 stsp *str = NULL;
2141 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2143 aba9c984 2019-09-08 stsp return err;
2144 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2146 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2147 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2148 aba9c984 2019-09-08 stsp if (datalen == 0)
2150 6c13dcd2 2020-09-18 stsp /* datalen does not include terminating \0 */
2151 6c13dcd2 2020-09-18 stsp *str = malloc(datalen + 1);
2152 aba9c984 2019-09-08 stsp if (*str == NULL) {
2153 aba9c984 2019-09-08 stsp err = got_error_from_errno("malloc");
2156 6c13dcd2 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2157 6c13dcd2 2020-09-18 stsp (*str)[datalen] = '\0';
2160 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2164 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2165 aba9c984 2019-09-08 stsp return err;
2168 aba9c984 2019-09-08 stsp const struct got_error *
2169 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2171 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2172 aba9c984 2019-09-08 stsp struct imsg imsg;
2173 aba9c984 2019-09-08 stsp size_t datalen;
2174 aba9c984 2019-09-08 stsp const size_t min_datalen =
2175 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2179 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2181 aba9c984 2019-09-08 stsp return err;
2182 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2184 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2185 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2186 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2187 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2190 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2193 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2197 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2198 cd95becd 2019-11-29 stsp return err;
2201 b8adfa55 2020-09-25 stsp static void
2202 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2206 b8adfa55 2020-09-25 stsp free(remote->name);
2207 6480c871 2021-08-30 stsp free(remote->fetch_url);
2208 6480c871 2021-08-30 stsp free(remote->send_url);
2209 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2210 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2211 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2212 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2213 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2214 6480c871 2021-08-30 stsp free(remote->send_branches);
2215 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2216 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2217 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2220 cd95becd 2019-11-29 stsp const struct got_error *
2221 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2222 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2224 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2225 cd95becd 2019-11-29 stsp struct imsg imsg;
2226 cd95becd 2019-11-29 stsp size_t datalen;
2227 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2228 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2230 cd95becd 2019-11-29 stsp *remotes = NULL;
2231 cd95becd 2019-11-29 stsp *nremotes = 0;
2232 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2234 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2236 cd95becd 2019-11-29 stsp return err;
2237 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2239 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2240 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2241 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2242 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2245 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2246 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2247 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2248 cd95becd 2019-11-29 stsp return NULL;
2252 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2253 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2256 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2258 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2259 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2260 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2262 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2263 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2265 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2268 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2270 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2271 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2272 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2273 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2274 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2275 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2278 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2279 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2280 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2281 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2282 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2283 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2284 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2287 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2288 cd95becd 2019-11-29 stsp iremote.name_len);
2289 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2290 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2293 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2294 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2295 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2296 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2297 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2300 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2301 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2302 6480c871 2021-08-30 stsp iremote.send_url_len);
2303 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2304 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2305 6480c871 2021-08-30 stsp free_remote_data(remote);
2308 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2309 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2310 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2311 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2312 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2313 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2314 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2315 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2316 cd95becd 2019-11-29 stsp (*nremotes)++;
2319 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2323 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2328 cd95becd 2019-11-29 stsp if (err) {
2330 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2331 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2332 cd95becd 2019-11-29 stsp free(*remotes);
2333 cd95becd 2019-11-29 stsp *remotes = NULL;
2334 cd95becd 2019-11-29 stsp *nremotes = 0;
2336 aba9c984 2019-09-08 stsp return err;
2339 257add31 2020-09-09 stsp const struct got_error *
2340 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2342 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2344 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2345 257add31 2020-09-09 stsp NULL, 0) == -1) {
2346 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2347 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2348 257add31 2020-09-09 stsp close(fd);
2349 257add31 2020-09-09 stsp return err;
2352 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2355 257add31 2020-09-09 stsp const struct got_error *
2356 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2358 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2359 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2360 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2361 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2363 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2366 ca6e02ac 2020-01-07 stsp const struct got_error *
2367 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2369 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2370 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2371 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2372 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2374 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2377 257add31 2020-09-09 stsp const struct got_error *
2378 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2380 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2381 257add31 2020-09-09 stsp struct imsg imsg;
2382 257add31 2020-09-09 stsp size_t datalen;
2383 257add31 2020-09-09 stsp const size_t min_datalen = 0;
2385 257add31 2020-09-09 stsp *str = NULL;
2387 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2389 257add31 2020-09-09 stsp return err;
2390 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2392 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2393 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2394 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2395 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2398 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2400 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2401 257add31 2020-09-09 stsp if (datalen == 0)
2403 5874ea87 2020-09-18 stsp /* datalen does not include terminating \0 */
2404 5874ea87 2020-09-18 stsp *str = malloc(datalen + 1);
2405 257add31 2020-09-09 stsp if (*str == NULL) {
2406 257add31 2020-09-09 stsp err = got_error_from_errno("malloc");
2409 5874ea87 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2410 5874ea87 2020-09-18 stsp (*str)[datalen] = '\0';
2413 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2417 257add31 2020-09-09 stsp imsg_free(&imsg);
2418 257add31 2020-09-09 stsp return err;
2421 257add31 2020-09-09 stsp const struct got_error *
2422 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2423 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2425 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2426 257add31 2020-09-09 stsp struct imsg imsg;
2427 257add31 2020-09-09 stsp size_t datalen;
2428 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2429 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2430 257add31 2020-09-09 stsp const size_t min_datalen =
2431 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2433 257add31 2020-09-09 stsp *remotes = NULL;
2434 257add31 2020-09-09 stsp *nremotes = 0;
2435 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2437 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2439 257add31 2020-09-09 stsp return err;
2440 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2442 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2443 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2444 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2445 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2448 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2450 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2451 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2452 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2455 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2456 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2457 257add31 2020-09-09 stsp imsg_free(&imsg);
2458 257add31 2020-09-09 stsp return NULL;
2462 257add31 2020-09-09 stsp imsg_free(&imsg);
2463 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2466 257add31 2020-09-09 stsp imsg_free(&imsg);
2468 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2469 257add31 2020-09-09 stsp if (*remotes == NULL)
2470 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2472 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2473 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2474 257add31 2020-09-09 stsp const size_t min_datalen =
2475 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2478 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2481 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2483 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2484 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2485 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2486 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2489 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2491 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2492 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2493 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2494 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2495 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2498 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2499 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2500 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2501 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2502 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2503 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2504 6480c871 2021-08-30 stsp datalen) {
2505 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2508 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2509 257add31 2020-09-09 stsp iremote.name_len);
2510 257add31 2020-09-09 stsp if (remote->name == NULL) {
2511 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2514 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2515 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2516 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2517 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2518 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2519 6480c871 2021-08-30 stsp free_remote_data(remote);
2522 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2523 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2524 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2525 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2526 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2527 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2530 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2531 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2532 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2533 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2534 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2535 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2536 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2537 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2541 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2542 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2543 b8adfa55 2020-09-25 stsp char *branch;
2544 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2546 b8adfa55 2020-09-25 stsp if (err) {
2547 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2548 b8adfa55 2020-09-25 stsp goto done;
2550 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2551 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2553 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2554 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2555 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2556 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2557 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2558 99495ddb 2021-01-10 stsp free_remote_data(remote);
2562 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2563 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2564 6480c871 2021-08-30 stsp char *branch;
2565 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2567 6480c871 2021-08-30 stsp if (err) {
2568 6480c871 2021-08-30 stsp free_remote_data(remote);
2569 6480c871 2021-08-30 stsp goto done;
2571 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2572 6480c871 2021-08-30 stsp remote->nsend_branches++;
2574 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2575 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2576 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2577 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2578 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2579 6480c871 2021-08-30 stsp free_remote_data(remote);
2583 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2584 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2585 99495ddb 2021-01-10 stsp char *ref;
2586 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2588 99495ddb 2021-01-10 stsp if (err) {
2589 99495ddb 2021-01-10 stsp free_remote_data(remote);
2590 99495ddb 2021-01-10 stsp goto done;
2592 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2593 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2595 257add31 2020-09-09 stsp (*nremotes)++;
2598 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2602 257add31 2020-09-09 stsp imsg_free(&imsg);
2607 257add31 2020-09-09 stsp if (err) {
2609 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2610 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2611 257add31 2020-09-09 stsp free(*remotes);
2612 257add31 2020-09-09 stsp *remotes = NULL;
2613 257add31 2020-09-09 stsp *nremotes = 0;
2615 257add31 2020-09-09 stsp return err;
2618 257add31 2020-09-09 stsp const struct got_error *
2619 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2620 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2622 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2623 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2624 ca6e02ac 2020-01-07 stsp size_t path_len = strlen(path) + 1;
2626 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2627 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2628 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2629 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2630 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2631 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1) {
2632 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2633 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2634 ca6e02ac 2020-01-07 stsp return err;
2636 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, &idx, sizeof(idx)) == -1) {
2637 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2638 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2639 ca6e02ac 2020-01-07 stsp return err;
2641 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, path, path_len) == -1) {
2642 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2643 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2644 ca6e02ac 2020-01-07 stsp return err;
2647 ca6e02ac 2020-01-07 stsp wbuf->fd = -1;
2648 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2650 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2653 ca6e02ac 2020-01-07 stsp const struct got_error *
2654 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2655 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2656 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2658 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2659 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2660 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2661 ca6e02ac 2020-01-07 stsp size_t datalen;
2662 ca6e02ac 2020-01-07 stsp int i, done = 0;
2664 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2665 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2667 ca6e02ac 2020-01-07 stsp while (!done) {
2668 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2670 ca6e02ac 2020-01-07 stsp return err;
2672 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2673 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2674 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2675 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2676 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2677 ca6e02ac 2020-01-07 stsp icommits->ncommits * SHA1_DIGEST_LENGTH) {
2678 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2681 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2682 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2683 ca6e02ac 2020-01-07 stsp uint8_t *sha1 = (uint8_t *)imsg.data +
2684 ca6e02ac 2020-01-07 stsp sizeof(*icommits) + i * SHA1_DIGEST_LENGTH;
2685 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2688 ca6e02ac 2020-01-07 stsp memcpy(qid->id->sha1, sha1, SHA1_DIGEST_LENGTH);
2689 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2691 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2692 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2693 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2694 ca6e02ac 2020-01-07 stsp got_object_id_dup(qid->id);
2695 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2696 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2697 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2703 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2704 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2705 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2708 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2709 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2711 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2715 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2719 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2725 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2726 ca6e02ac 2020-01-07 stsp return err;
2729 ca6e02ac 2020-01-07 stsp const struct got_error *
2730 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
2732 c39c25dd 2019-08-09 stsp const char *helpers[] = {
2733 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
2734 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
2735 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
2736 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
2737 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
2738 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
2739 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
2740 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
2741 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
2742 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
2743 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
2747 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
2748 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
2750 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
2753 63219cd2 2019-01-04 stsp return NULL;
2757 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
2759 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
2760 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
2764 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
2765 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
2769 ce95518e 2021-12-10 thomas closefrom(GOT_IMSG_FD_CHILD + 1);
2771 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
2772 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
2773 aba9c984 2019-09-08 stsp strerror(errno));