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  1 6bef87be 2018-09-11 stsp /*

  2 6bef87be 2018-09-11 stsp  * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>

  3 6bef87be 2018-09-11 stsp  *

  4 6bef87be 2018-09-11 stsp  * Permission to use, copy, modify, and distribute this software for any

  5 6bef87be 2018-09-11 stsp  * purpose with or without fee is hereby granted, provided that the above

  6 6bef87be 2018-09-11 stsp  * copyright notice and this permission notice appear in all copies.

  7 6bef87be 2018-09-11 stsp  *

  8 6bef87be 2018-09-11 stsp  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

  9 6bef87be 2018-09-11 stsp  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF

 10 6bef87be 2018-09-11 stsp  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR

 11 6bef87be 2018-09-11 stsp  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

 12 6bef87be 2018-09-11 stsp  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

 13 6bef87be 2018-09-11 stsp  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

 14 6bef87be 2018-09-11 stsp  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

 15 6bef87be 2018-09-11 stsp  */

 16 6bef87be 2018-09-11 stsp 

 17 6bef87be 2018-09-11 stsp #include <sys/time.h>

 18 8ab9215c 2021-10-15 thomas #include <sys/resource.h>

 19 6bef87be 2018-09-11 stsp 

 20 6bef87be 2018-09-11 stsp #include <stdio.h>

 21 6bef87be 2018-09-11 stsp #include <stdlib.h>

 22 a60c9e77 2019-05-22 stsp #include <stdint.h>

 23 6bef87be 2018-09-11 stsp #include <string.h>

 24 56e0773d 2019-11-28 stsp #include <limits.h>

 25 6bef87be 2018-09-11 stsp #include <zlib.h>

 26 6bef87be 2018-09-11 stsp 

 27 6bef87be 2018-09-11 stsp #include "got_error.h"

 28 6bef87be 2018-09-11 stsp #include "got_object.h"

 29 6bef87be 2018-09-11 stsp 

 30 6bef87be 2018-09-11 stsp #include "got_lib_delta.h"

 31 6bef87be 2018-09-11 stsp #include "got_lib_inflate.h"

 32 6bef87be 2018-09-11 stsp #include "got_lib_object.h"

 33 f054b67a 2018-11-05 stsp #include "got_lib_object_idset.h"

 34 6bef87be 2018-09-11 stsp #include "got_lib_object_cache.h"

 35 6bef87be 2018-09-11 stsp 

 36 a60c9e77 2019-05-22 stsp /*

 37 a60c9e77 2019-05-22 stsp  * XXX This should be reworked to track cache size and usage in bytes,

 38 a60c9e77 2019-05-22 stsp  * rather than tracking N elements capped to a maximum element size.

 39 a60c9e77 2019-05-22 stsp  */

 40 9bccfa63 2018-11-05 stsp #define GOT_OBJECT_CACHE_SIZE_OBJ	256

 41 9185b863 2018-11-05 stsp #define GOT_OBJECT_CACHE_SIZE_TREE	256

 42 9bccfa63 2018-11-05 stsp #define GOT_OBJECT_CACHE_SIZE_COMMIT	64

 43 f73df793 2020-01-07 stsp #define GOT_OBJECT_CACHE_SIZE_TAG	2048

 44 8ab9215c 2021-10-15 thomas #define GOT_OBJECT_CACHE_SIZE_RAW	64

 45 a60c9e77 2019-05-22 stsp #define GOT_OBJECT_CACHE_MAX_ELEM_SIZE	1048576	/* 1 MB */

 46 6bef87be 2018-09-11 stsp 

 47 6bef87be 2018-09-11 stsp const struct got_error *

 48 6bef87be 2018-09-11 stsp got_object_cache_init(struct got_object_cache *cache,

 49 6bef87be 2018-09-11 stsp     enum got_object_cache_type type)

 50 6bef87be 2018-09-11 stsp {

 51 8ab9215c 2021-10-15 thomas 	struct rlimit rl;

 52 8ab9215c 2021-10-15 thomas 

 53 dab9d9b6 2018-11-05 stsp 	memset(cache, 0, sizeof(*cache));

 54 dab9d9b6 2018-11-05 stsp 

 55 f054b67a 2018-11-05 stsp 	cache->idset = got_object_idset_alloc();

 56 f054b67a 2018-11-05 stsp 	if (cache->idset == NULL)

 57 638f9024 2019-05-13 stsp 		return got_error_from_errno("got_object_idset_alloc");

 58 f054b67a 2018-11-05 stsp 

 59 f054b67a 2018-11-05 stsp 	cache->type = type;

 60 6bef87be 2018-09-11 stsp 	switch (type) {

 61 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_OBJ:

 62 f054b67a 2018-11-05 stsp 		cache->size = GOT_OBJECT_CACHE_SIZE_OBJ;

 63 6bef87be 2018-09-11 stsp 		break;

 64 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_TREE:

 65 f054b67a 2018-11-05 stsp 		cache->size = GOT_OBJECT_CACHE_SIZE_TREE;

 66 6bef87be 2018-09-11 stsp 		break;

 67 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_COMMIT:

 68 f054b67a 2018-11-05 stsp 		cache->size = GOT_OBJECT_CACHE_SIZE_COMMIT;

 69 6bef87be 2018-09-11 stsp 		break;

 70 f4a881ce 2018-11-17 stsp 	case GOT_OBJECT_CACHE_TYPE_TAG:

 71 f4a881ce 2018-11-17 stsp 		cache->size = GOT_OBJECT_CACHE_SIZE_TAG;

 72 f4a881ce 2018-11-17 stsp 		break;

 73 8ab9215c 2021-10-15 thomas 	case GOT_OBJECT_CACHE_TYPE_RAW:

 74 8ab9215c 2021-10-15 thomas 		if (getrlimit(RLIMIT_NOFILE, &rl) == -1)

 75 8ab9215c 2021-10-15 thomas 			return got_error_from_errno("getrlimit");

 76 8ab9215c 2021-10-15 thomas 		cache->size = GOT_OBJECT_CACHE_SIZE_RAW;

 77 8ab9215c 2021-10-15 thomas 		if (cache->size > rl.rlim_cur / 16)

 78 8ab9215c 2021-10-15 thomas 			cache->size = rl.rlim_cur / 16;

 79 8ab9215c 2021-10-15 thomas 		break;

 80 6bef87be 2018-09-11 stsp 	}

 81 6bef87be 2018-09-11 stsp 	return NULL;

 82 a60c9e77 2019-05-22 stsp }

 83 a60c9e77 2019-05-22 stsp 

 84 ef20f542 2022-06-26 thomas static size_t

 85 a60c9e77 2019-05-22 stsp get_size_obj(struct got_object *obj)

 86 a60c9e77 2019-05-22 stsp {

 87 a60c9e77 2019-05-22 stsp 	size_t size = sizeof(*obj);

 88 a60c9e77 2019-05-22 stsp 	struct got_delta *delta;

 89 a60c9e77 2019-05-22 stsp 

 90 a60c9e77 2019-05-22 stsp 	if ((obj->flags & GOT_OBJ_FLAG_DELTIFIED) == 0)

 91 a60c9e77 2019-05-22 stsp 		return size;

 92 a60c9e77 2019-05-22 stsp 

 93 dbdddfee 2021-06-23 naddy 	STAILQ_FOREACH(delta, &obj->deltas.entries, entry) {

 94 42c69117 2019-11-10 stsp 		if (SIZE_MAX - sizeof(*delta) < size)

 95 a60c9e77 2019-05-22 stsp 			return SIZE_MAX;

 96 42c69117 2019-11-10 stsp 		size += sizeof(*delta);

 97 a60c9e77 2019-05-22 stsp 	}

 98 a60c9e77 2019-05-22 stsp 

 99 a60c9e77 2019-05-22 stsp 	return size;

100 a60c9e77 2019-05-22 stsp }

101 a60c9e77 2019-05-22 stsp 

102 ef20f542 2022-06-26 thomas static size_t

103 a60c9e77 2019-05-22 stsp get_size_tree(struct got_tree_object *tree)

104 a60c9e77 2019-05-22 stsp {

105 a60c9e77 2019-05-22 stsp 	size_t size = sizeof(*tree);

106 a60c9e77 2019-05-22 stsp 

107 56e0773d 2019-11-28 stsp 	size += sizeof(struct got_tree_entry) * tree->nentries;

108 a60c9e77 2019-05-22 stsp 	return size;

109 a60c9e77 2019-05-22 stsp }

110 a60c9e77 2019-05-22 stsp 

111 ef20f542 2022-06-26 thomas static size_t

112 a60c9e77 2019-05-22 stsp get_size_commit(struct got_commit_object *commit)

113 a60c9e77 2019-05-22 stsp {

114 a60c9e77 2019-05-22 stsp 	size_t size = sizeof(*commit);

115 a60c9e77 2019-05-22 stsp 	struct got_object_qid *qid;

116 a60c9e77 2019-05-22 stsp 

117 a60c9e77 2019-05-22 stsp 	size += sizeof(*commit->tree_id);

118 a60c9e77 2019-05-22 stsp 	size += strlen(commit->author);

119 a60c9e77 2019-05-22 stsp 	size += strlen(commit->committer);

120 a60c9e77 2019-05-22 stsp 	size += strlen(commit->logmsg);

121 a60c9e77 2019-05-22 stsp 

122 dbdddfee 2021-06-23 naddy 	STAILQ_FOREACH(qid, &commit->parent_ids, entry)

123 ec242592 2022-04-22 thomas 		size += sizeof(*qid) + sizeof(qid->id);

124 a60c9e77 2019-05-22 stsp 

125 a60c9e77 2019-05-22 stsp 	return size;

126 6bef87be 2018-09-11 stsp }

127 6bef87be 2018-09-11 stsp 

128 ef20f542 2022-06-26 thomas static size_t

129 a60c9e77 2019-05-22 stsp get_size_tag(struct got_tag_object *tag)

130 a60c9e77 2019-05-22 stsp {

131 a60c9e77 2019-05-22 stsp 	size_t size = sizeof(*tag);

132 a60c9e77 2019-05-22 stsp 

133 a60c9e77 2019-05-22 stsp 	size += strlen(tag->tag);

134 a60c9e77 2019-05-22 stsp 	size += strlen(tag->tagger);

135 a60c9e77 2019-05-22 stsp 	size += strlen(tag->tagmsg);

136 a60c9e77 2019-05-22 stsp 

137 a60c9e77 2019-05-22 stsp 	return size;

138 a60c9e77 2019-05-22 stsp }

139 a60c9e77 2019-05-22 stsp 

140 ef20f542 2022-06-26 thomas static size_t

141 8ab9215c 2021-10-15 thomas get_size_raw(struct got_raw_object *raw)

142 8ab9215c 2021-10-15 thomas {

143 8ab9215c 2021-10-15 thomas 	return sizeof(*raw);

144 8ab9215c 2021-10-15 thomas }

145 8ab9215c 2021-10-15 thomas 

146 6bef87be 2018-09-11 stsp const struct got_error *

147 48b4f239 2021-12-31 thomas got_object_cache_add(struct got_object_cache *cache, struct got_object_id *id,

148 48b4f239 2021-12-31 thomas     void *item)

149 6bef87be 2018-09-11 stsp {

150 6bef87be 2018-09-11 stsp 	const struct got_error *err = NULL;

151 6bef87be 2018-09-11 stsp 	struct got_object_cache_entry *ce;

152 6bef87be 2018-09-11 stsp 	int nelem;

153 a60c9e77 2019-05-22 stsp 	size_t size;

154 6bef87be 2018-09-11 stsp 

155 a60c9e77 2019-05-22 stsp 	switch (cache->type) {

156 a60c9e77 2019-05-22 stsp 	case GOT_OBJECT_CACHE_TYPE_OBJ:

157 a60c9e77 2019-05-22 stsp 		size = get_size_obj((struct got_object *)item);

158 a60c9e77 2019-05-22 stsp 		break;

159 a60c9e77 2019-05-22 stsp 	case GOT_OBJECT_CACHE_TYPE_TREE:

160 a60c9e77 2019-05-22 stsp 		size = get_size_tree((struct got_tree_object *)item);

161 a60c9e77 2019-05-22 stsp 		break;

162 a60c9e77 2019-05-22 stsp 	case GOT_OBJECT_CACHE_TYPE_COMMIT:

163 a60c9e77 2019-05-22 stsp 		size = get_size_commit((struct got_commit_object *)item);

164 a60c9e77 2019-05-22 stsp 		break;

165 a60c9e77 2019-05-22 stsp 	case GOT_OBJECT_CACHE_TYPE_TAG:

166 a60c9e77 2019-05-22 stsp 		size = get_size_tag((struct got_tag_object *)item);

167 a60c9e77 2019-05-22 stsp 		break;

168 8ab9215c 2021-10-15 thomas 	case GOT_OBJECT_CACHE_TYPE_RAW:

169 8ab9215c 2021-10-15 thomas 		size = get_size_raw((struct got_raw_object *)item);

170 8ab9215c 2021-10-15 thomas 		break;

171 a0de39f3 2019-08-09 stsp 	default:

172 a0de39f3 2019-08-09 stsp 		return got_error(GOT_ERR_OBJ_TYPE);

173 a60c9e77 2019-05-22 stsp 	}

174 a60c9e77 2019-05-22 stsp 

175 01cd7614 2019-05-22 stsp 	if (size > GOT_OBJECT_CACHE_MAX_ELEM_SIZE) {

176 01cd7614 2019-05-22 stsp #ifdef GOT_OBJ_CACHE_DEBUG

177 01cd7614 2019-05-22 stsp 		char *id_str;

178 01cd7614 2019-05-22 stsp 		if (got_object_id_str(&id_str, id) != NULL)

179 01cd7614 2019-05-22 stsp 			return got_error_from_errno("got_object_id_str");

180 01cd7614 2019-05-22 stsp 		fprintf(stderr, "%s: not caching ", getprogname());

181 01cd7614 2019-05-22 stsp 		switch (cache->type) {

182 01cd7614 2019-05-22 stsp 		case GOT_OBJECT_CACHE_TYPE_OBJ:

183 01cd7614 2019-05-22 stsp 			fprintf(stderr, "object");

184 01cd7614 2019-05-22 stsp 			break;

185 01cd7614 2019-05-22 stsp 		case GOT_OBJECT_CACHE_TYPE_TREE:

186 01cd7614 2019-05-22 stsp 			fprintf(stderr, "tree");

187 01cd7614 2019-05-22 stsp 			break;

188 01cd7614 2019-05-22 stsp 		case GOT_OBJECT_CACHE_TYPE_COMMIT:

189 01cd7614 2019-05-22 stsp 			fprintf(stderr, "commit");

190 01cd7614 2019-05-22 stsp 			break;

191 01cd7614 2019-05-22 stsp 		case GOT_OBJECT_CACHE_TYPE_TAG:

192 01cd7614 2019-05-22 stsp 			fprintf(stderr, "tag");

193 01cd7614 2019-05-22 stsp 			break;

194 8ab9215c 2021-10-15 thomas 		case GOT_OBJECT_CACHE_TYPE_RAW:

195 8ab9215c 2021-10-15 thomas 			fprintf(stderr, "raw");

196 8ab9215c 2021-10-15 thomas 			break;

197 01cd7614 2019-05-22 stsp 		}

198 01cd7614 2019-05-22 stsp 		fprintf(stderr, " %s (%zd bytes; %zd MB)\n", id_str, size,

199 01cd7614 2019-05-22 stsp 		    size/1024/1024);

200 01cd7614 2019-05-22 stsp 		free(id_str);

201 01cd7614 2019-05-22 stsp #endif

202 01cd7614 2019-05-22 stsp 		cache->cache_toolarge++;

203 79c99a64 2019-05-23 stsp 		return got_error(GOT_ERR_OBJ_TOO_LARGE);

204 01cd7614 2019-05-22 stsp 	}

205 a60c9e77 2019-05-22 stsp 

206 f054b67a 2018-11-05 stsp 	nelem = got_object_idset_num_elements(cache->idset);

207 6bef87be 2018-09-11 stsp 	if (nelem >= cache->size) {

208 f054b67a 2018-11-05 stsp 		err = got_object_idset_remove((void **)&ce,

209 f054b67a 2018-11-05 stsp 		    cache->idset, NULL);

210 6bef87be 2018-09-11 stsp 		if (err)

211 6bef87be 2018-09-11 stsp 			return err;

212 6bef87be 2018-09-11 stsp 		switch (cache->type) {

213 6bef87be 2018-09-11 stsp 		case GOT_OBJECT_CACHE_TYPE_OBJ:

214 6bef87be 2018-09-11 stsp 			got_object_close(ce->data.obj);

215 6bef87be 2018-09-11 stsp 			break;

216 6bef87be 2018-09-11 stsp 		case GOT_OBJECT_CACHE_TYPE_TREE:

217 6bef87be 2018-09-11 stsp 			got_object_tree_close(ce->data.tree);

218 6bef87be 2018-09-11 stsp 			break;

219 6bef87be 2018-09-11 stsp 		case GOT_OBJECT_CACHE_TYPE_COMMIT:

220 6bef87be 2018-09-11 stsp 			got_object_commit_close(ce->data.commit);

221 6bef87be 2018-09-11 stsp 			break;

222 f4a881ce 2018-11-17 stsp 		case GOT_OBJECT_CACHE_TYPE_TAG:

223 f4a881ce 2018-11-17 stsp 			got_object_tag_close(ce->data.tag);

224 f4a881ce 2018-11-17 stsp 			break;

225 8ab9215c 2021-10-15 thomas 		case GOT_OBJECT_CACHE_TYPE_RAW:

226 8ab9215c 2021-10-15 thomas 			got_object_raw_close(ce->data.raw);

227 8ab9215c 2021-10-15 thomas 			break;

228 6bef87be 2018-09-11 stsp 		}

229 6bef87be 2018-09-11 stsp 		free(ce);

230 315fa2b2 2018-09-15 stsp 		cache->cache_evict++;

231 6bef87be 2018-09-11 stsp 	}

232 6bef87be 2018-09-11 stsp 

233 507aef8f 2018-11-05 stsp 	ce = malloc(sizeof(*ce));

234 6bef87be 2018-09-11 stsp 	if (ce == NULL)

235 638f9024 2019-05-13 stsp 		return got_error_from_errno("malloc");

236 6bef87be 2018-09-11 stsp 	memcpy(&ce->id, id, sizeof(ce->id));

237 6bef87be 2018-09-11 stsp 	switch (cache->type) {

238 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_OBJ:

239 6bef87be 2018-09-11 stsp 		ce->data.obj = (struct got_object *)item;

240 6bef87be 2018-09-11 stsp 		break;

241 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_TREE:

242 6bef87be 2018-09-11 stsp 		ce->data.tree = (struct got_tree_object *)item;

243 6bef87be 2018-09-11 stsp 		break;

244 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_COMMIT:

245 6bef87be 2018-09-11 stsp 		ce->data.commit = (struct got_commit_object *)item;

246 6bef87be 2018-09-11 stsp 		break;

247 f4a881ce 2018-11-17 stsp 	case GOT_OBJECT_CACHE_TYPE_TAG:

248 f4a881ce 2018-11-17 stsp 		ce->data.tag = (struct got_tag_object *)item;

249 f4a881ce 2018-11-17 stsp 		break;

250 8ab9215c 2021-10-15 thomas 	case GOT_OBJECT_CACHE_TYPE_RAW:

251 8ab9215c 2021-10-15 thomas 		ce->data.raw = (struct got_raw_object *)item;

252 8ab9215c 2021-10-15 thomas 		break;

253 6bef87be 2018-09-11 stsp 	}

254 6bef87be 2018-09-11 stsp 

255 f054b67a 2018-11-05 stsp 	err = got_object_idset_add(cache->idset, id, ce);

256 79c99a64 2019-05-23 stsp 	if (err)

257 79c99a64 2019-05-23 stsp 		free(ce);

258 6bef87be 2018-09-11 stsp 	return err;

259 6bef87be 2018-09-11 stsp }

260 6bef87be 2018-09-11 stsp 

261 6bef87be 2018-09-11 stsp void *

262 6bef87be 2018-09-11 stsp got_object_cache_get(struct got_object_cache *cache, struct got_object_id *id)

263 6bef87be 2018-09-11 stsp {

264 6bef87be 2018-09-11 stsp 	struct got_object_cache_entry *ce;

265 6bef87be 2018-09-11 stsp 

266 221e79cd 2018-09-16 stsp 	cache->cache_searches++;

267 f054b67a 2018-11-05 stsp 	ce = got_object_idset_get(cache->idset, id);

268 6bef87be 2018-09-11 stsp 	if (ce) {

269 6bef87be 2018-09-11 stsp 		cache->cache_hit++;

270 6bef87be 2018-09-11 stsp 		switch (cache->type) {

271 6bef87be 2018-09-11 stsp 		case GOT_OBJECT_CACHE_TYPE_OBJ:

272 6bef87be 2018-09-11 stsp 			return ce->data.obj;

273 6bef87be 2018-09-11 stsp 		case GOT_OBJECT_CACHE_TYPE_TREE:

274 6bef87be 2018-09-11 stsp 			return ce->data.tree;

275 6bef87be 2018-09-11 stsp 		case GOT_OBJECT_CACHE_TYPE_COMMIT:

276 6bef87be 2018-09-11 stsp 			return ce->data.commit;

277 f4a881ce 2018-11-17 stsp 		case GOT_OBJECT_CACHE_TYPE_TAG:

278 f4a881ce 2018-11-17 stsp 			return ce->data.tag;

279 8ab9215c 2021-10-15 thomas 		case GOT_OBJECT_CACHE_TYPE_RAW:

280 8ab9215c 2021-10-15 thomas 			return ce->data.raw;

281 6bef87be 2018-09-11 stsp 		}

282 6bef87be 2018-09-11 stsp 	}

283 6bef87be 2018-09-11 stsp 

284 6bef87be 2018-09-11 stsp 	cache->cache_miss++;

285 6bef87be 2018-09-11 stsp 	return NULL;

286 6bef87be 2018-09-11 stsp }

287 6bef87be 2018-09-11 stsp 

288 f4081577 2018-09-15 stsp #ifdef GOT_OBJ_CACHE_DEBUG

289 6bef87be 2018-09-11 stsp static void

290 6bef87be 2018-09-11 stsp print_cache_stats(struct got_object_cache *cache, const char *name)

291 6bef87be 2018-09-11 stsp {

292 221e79cd 2018-09-16 stsp 	fprintf(stderr, "%s: %s cache: %d elements, %d searches, %d hits, "

293 01cd7614 2019-05-22 stsp 	    "%d missed, %d evicted, %d too large\n", getprogname(), name,

294 f054b67a 2018-11-05 stsp 	    got_object_idset_num_elements(cache->idset),

295 221e79cd 2018-09-16 stsp 	    cache->cache_searches, cache->cache_hit,

296 01cd7614 2019-05-22 stsp 	    cache->cache_miss, cache->cache_evict, cache->cache_toolarge);

297 6bef87be 2018-09-11 stsp }

298 6bef87be 2018-09-11 stsp 

299 cb103d04 2018-11-07 stsp const struct got_error *

300 cb103d04 2018-11-07 stsp check_refcount(struct got_object_id *id, void *data, void *arg)

301 6bef87be 2018-09-11 stsp {

302 6bef87be 2018-09-11 stsp 	struct got_object_cache *cache = arg;

303 6bef87be 2018-09-11 stsp 	struct got_object_cache_entry *ce = data;

304 6bef87be 2018-09-11 stsp 	struct got_object *obj;

305 6bef87be 2018-09-11 stsp 	struct got_tree_object *tree;

306 6bef87be 2018-09-11 stsp 	struct got_commit_object *commit;

307 f4a881ce 2018-11-17 stsp 	struct got_tag_object *tag;

308 8ab9215c 2021-10-15 thomas 	struct got_raw_object *raw;

309 6bef87be 2018-09-11 stsp 	char *id_str;

310 6bef87be 2018-09-11 stsp 

311 6bef87be 2018-09-11 stsp 	if (got_object_id_str(&id_str, id) != NULL)

312 cb103d04 2018-11-07 stsp 		return NULL;

313 6bef87be 2018-09-11 stsp 

314 6bef87be 2018-09-11 stsp 	switch (cache->type) {

315 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_OBJ:

316 6bef87be 2018-09-11 stsp 		obj = ce->data.obj;

317 6bef87be 2018-09-11 stsp 		if (obj->refcnt == 1)

318 6bef87be 2018-09-11 stsp 			break;

319 6bef87be 2018-09-11 stsp 		fprintf(stderr, "object %s has %d unclaimed references\n",

320 6bef87be 2018-09-11 stsp 		    id_str, obj->refcnt - 1);

321 6bef87be 2018-09-11 stsp 		break;

322 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_TREE:

323 6bef87be 2018-09-11 stsp 		tree = ce->data.tree;

324 6bef87be 2018-09-11 stsp 		if (tree->refcnt == 1)

325 6bef87be 2018-09-11 stsp 			break;

326 6bef87be 2018-09-11 stsp 		fprintf(stderr, "tree %s has %d unclaimed references\n",

327 6bef87be 2018-09-11 stsp 		    id_str, tree->refcnt - 1);

328 6bef87be 2018-09-11 stsp 		break;

329 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_COMMIT:

330 6bef87be 2018-09-11 stsp 		commit = ce->data.commit;

331 6bef87be 2018-09-11 stsp 		if (commit->refcnt == 1)

332 6bef87be 2018-09-11 stsp 			break;

333 6bef87be 2018-09-11 stsp 		fprintf(stderr, "commit %s has %d unclaimed references\n",

334 414611d9 2018-09-19 stsp 		    id_str, commit->refcnt - 1);

335 6bef87be 2018-09-11 stsp 		break;

336 f4a881ce 2018-11-17 stsp 	case GOT_OBJECT_CACHE_TYPE_TAG:

337 f4a881ce 2018-11-17 stsp 		tag = ce->data.tag;

338 f4a881ce 2018-11-17 stsp 		if (tag->refcnt == 1)

339 f4a881ce 2018-11-17 stsp 			break;

340 f4a881ce 2018-11-17 stsp 		fprintf(stderr, "tag %s has %d unclaimed references\n",

341 f4a881ce 2018-11-17 stsp 		    id_str, tag->refcnt - 1);

342 f4a881ce 2018-11-17 stsp 		break;

343 8ab9215c 2021-10-15 thomas 	case GOT_OBJECT_CACHE_TYPE_RAW:

344 8ab9215c 2021-10-15 thomas 		raw = ce->data.raw;

345 8ab9215c 2021-10-15 thomas 		if (raw->refcnt == 1)

346 8ab9215c 2021-10-15 thomas 			break;

347 8ab9215c 2021-10-15 thomas 		fprintf(stderr, "raw %s has %d unclaimed references\n",

348 8ab9215c 2021-10-15 thomas 		    id_str, raw->refcnt - 1);

349 8ab9215c 2021-10-15 thomas 		break;

350 6bef87be 2018-09-11 stsp 	}

351 6bef87be 2018-09-11 stsp 	free(id_str);

352 cb103d04 2018-11-07 stsp 	return NULL;

353 6bef87be 2018-09-11 stsp }

354 6bef87be 2018-09-11 stsp #endif

355 6bef87be 2018-09-11 stsp 

356 6bef87be 2018-09-11 stsp void

357 6bef87be 2018-09-11 stsp got_object_cache_close(struct got_object_cache *cache)

358 6bef87be 2018-09-11 stsp {

359 f4081577 2018-09-15 stsp #ifdef GOT_OBJ_CACHE_DEBUG

360 6bef87be 2018-09-11 stsp 	switch (cache->type) {

361 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_OBJ:

362 6bef87be 2018-09-11 stsp 		print_cache_stats(cache, "object");

363 6bef87be 2018-09-11 stsp 		break;

364 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_TREE:

365 6bef87be 2018-09-11 stsp 		print_cache_stats(cache, "tree");

366 6bef87be 2018-09-11 stsp 		break;

367 6bef87be 2018-09-11 stsp 	case GOT_OBJECT_CACHE_TYPE_COMMIT:

368 6bef87be 2018-09-11 stsp 		print_cache_stats(cache, "commit");

369 6bef87be 2018-09-11 stsp 		break;

370 2ee32b23 2019-05-15 stsp 	case GOT_OBJECT_CACHE_TYPE_TAG:

371 2ee32b23 2019-05-15 stsp 		print_cache_stats(cache, "tag");

372 2ee32b23 2019-05-15 stsp 		break;

373 8ab9215c 2021-10-15 thomas 	case GOT_OBJECT_CACHE_TYPE_RAW:

374 8ab9215c 2021-10-15 thomas 		print_cache_stats(cache, "raw");

375 8ab9215c 2021-10-15 thomas 		break;

376 6bef87be 2018-09-11 stsp 	}

377 6bef87be 2018-09-11 stsp 

378 f054b67a 2018-11-05 stsp 	got_object_idset_for_each(cache->idset, check_refcount, cache);

379 6bef87be 2018-09-11 stsp #endif

380 6bef87be 2018-09-11 stsp 

381 f054b67a 2018-11-05 stsp 	if (cache->idset) {

382 f054b67a 2018-11-05 stsp 		got_object_idset_free(cache->idset);

383 f054b67a 2018-11-05 stsp 		cache->idset = NULL;

384 6bef87be 2018-09-11 stsp 	}

385 6bef87be 2018-09-11 stsp 	cache->size = 0;

386 6bef87be 2018-09-11 stsp }