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tweak parse_uri() function, declare it as public API, and add a test for it
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  1 82ebf666 2020-03-18 stsp /*

  2 82ebf666 2020-03-18 stsp  * Copyright (c) 2020 Stefan Sperling <stsp@openbsd.org>

  3 82ebf666 2020-03-18 stsp  *

  4 82ebf666 2020-03-18 stsp  * Permission to use, copy, modify, and distribute this software for any

  5 82ebf666 2020-03-18 stsp  * purpose with or without fee is hereby granted, provided that the above

  6 82ebf666 2020-03-18 stsp  * copyright notice and this permission notice appear in all copies.

  7 82ebf666 2020-03-18 stsp  *

  8 82ebf666 2020-03-18 stsp  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

  9 82ebf666 2020-03-18 stsp  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF

 10 82ebf666 2020-03-18 stsp  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR

 11 82ebf666 2020-03-18 stsp  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

 12 82ebf666 2020-03-18 stsp  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

 13 82ebf666 2020-03-18 stsp  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

 14 82ebf666 2020-03-18 stsp  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

 15 82ebf666 2020-03-18 stsp  */

 16 82ebf666 2020-03-18 stsp 

 17 82ebf666 2020-03-18 stsp #include <sys/queue.h>

 18 82ebf666 2020-03-18 stsp 

 19 82ebf666 2020-03-18 stsp #include <limits.h>

 20 82ebf666 2020-03-18 stsp #include <stdarg.h>

 21 82ebf666 2020-03-18 stsp #include <stdlib.h>

 22 82ebf666 2020-03-18 stsp #include <stdio.h>

 23 82ebf666 2020-03-18 stsp #include <string.h>

 24 82ebf666 2020-03-18 stsp #include <unistd.h>

 25 82ebf666 2020-03-18 stsp #include <err.h>

 26 82ebf666 2020-03-18 stsp #include <sha1.h>

 27 82ebf666 2020-03-18 stsp #include <zlib.h>

 28 82ebf666 2020-03-18 stsp #include <time.h>

 29 82ebf666 2020-03-18 stsp 

 30 82ebf666 2020-03-18 stsp #include "got_error.h"

 31 82ebf666 2020-03-18 stsp #include "got_object.h"

 32 82ebf666 2020-03-18 stsp #include "got_fetch.h"

 33 82ebf666 2020-03-18 stsp 

 34 82ebf666 2020-03-18 stsp #include "got_lib_object_idset.h"

 35 82ebf666 2020-03-18 stsp #include "got_lib_sha1.h"

 36 82ebf666 2020-03-18 stsp #include "got_lib_inflate.h"

 37 82ebf666 2020-03-18 stsp #include "got_lib_delta.h"

 38 82ebf666 2020-03-18 stsp 

 39 82ebf666 2020-03-18 stsp #ifndef nitems

 40 82ebf666 2020-03-18 stsp #define nitems(_a)	(sizeof((_a)) / sizeof((_a)[0]))

 41 82ebf666 2020-03-18 stsp #endif

 42 82ebf666 2020-03-18 stsp 

 43 82ebf666 2020-03-18 stsp static int verbose;

 44 82ebf666 2020-03-18 stsp 

 45 82ebf666 2020-03-18 stsp void

 46 82ebf666 2020-03-18 stsp test_printf(char *fmt, ...)

 47 82ebf666 2020-03-18 stsp {

 48 82ebf666 2020-03-18 stsp 	va_list ap;

 49 82ebf666 2020-03-18 stsp 

 50 82ebf666 2020-03-18 stsp 	if (!verbose)

 51 82ebf666 2020-03-18 stsp 		return;

 52 82ebf666 2020-03-18 stsp 

 53 82ebf666 2020-03-18 stsp 	va_start(ap, fmt);

 54 82ebf666 2020-03-18 stsp 	vprintf(fmt, ap);

 55 82ebf666 2020-03-18 stsp 	va_end(ap);

 56 82ebf666 2020-03-18 stsp }

 57 82ebf666 2020-03-18 stsp 

 58 82ebf666 2020-03-18 stsp static int

 59 82ebf666 2020-03-18 stsp fetch_parse_uri(void)

 60 82ebf666 2020-03-18 stsp {

 61 82ebf666 2020-03-18 stsp 	const struct got_error *err = NULL;

 62 82ebf666 2020-03-18 stsp 	struct parse_uri_test {

 63 82ebf666 2020-03-18 stsp 		const char *uri;

 64 82ebf666 2020-03-18 stsp 		const char *proto;

 65 82ebf666 2020-03-18 stsp 		const char *host;

 66 82ebf666 2020-03-18 stsp 		const char *port;

 67 82ebf666 2020-03-18 stsp 		const char *server_path;

 68 82ebf666 2020-03-18 stsp 		const char *repo_name;

 69 82ebf666 2020-03-18 stsp 		int errcode;

 70 82ebf666 2020-03-18 stsp 	} test_data[] = {

 71 82ebf666 2020-03-18 stsp 		{ "", NULL, NULL, NULL, NULL, NULL, GOT_ERR_PARSE_URI },

 72 82ebf666 2020-03-18 stsp 		{ "git:", NULL, NULL, NULL, NULL, NULL, GOT_ERR_PARSE_URI },

 73 82ebf666 2020-03-18 stsp 		{ "git://localhost/",

 74 82ebf666 2020-03-18 stsp 		    NULL, NULL, NULL, NULL, NULL, GOT_ERR_PARSE_URI },

 75 82ebf666 2020-03-18 stsp 		{ "git://localhost////",

 76 82ebf666 2020-03-18 stsp 		    NULL, NULL, NULL, NULL, NULL, GOT_ERR_PARSE_URI },

 77 82ebf666 2020-03-18 stsp 		{ "git://127.0.0.1/git/",

 78 82ebf666 2020-03-18 stsp 		    NULL, NULL, NULL, NULL, NULL, GOT_ERR_PARSE_URI },

 79 82ebf666 2020-03-18 stsp 		{ "git:///127.0.0.1/git/",

 80 82ebf666 2020-03-18 stsp 		    NULL, NULL, NULL, NULL, NULL, GOT_ERR_PARSE_URI },

 81 82ebf666 2020-03-18 stsp 

 82 82ebf666 2020-03-18 stsp 		{ "git://127.0.0.1/git/myrepo",

 83 82ebf666 2020-03-18 stsp 		    "git", "localhost", GOT_DEFAULT_GIT_PORT_STR, "git",

 84 82ebf666 2020-03-18 stsp 		    "myrepo", GOT_ERR_OK },

 85 82ebf666 2020-03-18 stsp 		{ "http://127.0.0.1/git/myrepo",

 86 82ebf666 2020-03-18 stsp 		    "http", "localhost", GOT_DEFAULT_GIT_PORT_STR, "git",

 87 82ebf666 2020-03-18 stsp 		    "myrepo", GOT_ERR_OK },

 88 82ebf666 2020-03-18 stsp 		{ "gopher://127.0.0.1/git/myrepo",

 89 82ebf666 2020-03-18 stsp 		    "gopher", "localhost", GOT_DEFAULT_GIT_PORT_STR, "git",

 90 82ebf666 2020-03-18 stsp 		    "myrepo", GOT_ERR_OK },

 91 82ebf666 2020-03-18 stsp 

 92 82ebf666 2020-03-18 stsp 		{ "git://127.0.0.1:22/git/myrepo",

 93 82ebf666 2020-03-18 stsp 		    "git", "localhost", "22", "git", "myrepo", GOT_ERR_OK },

 94 82ebf666 2020-03-18 stsp 

 95 82ebf666 2020-03-18 stsp 		{ "git://127.0.0.1/git/repos/foo/bar/myrepo.git",

 96 82ebf666 2020-03-18 stsp 		    "git", "localhost", GOT_DEFAULT_GIT_PORT_STR,

 97 82ebf666 2020-03-18 stsp 		    "git/repos/foo/bar", "myrepo", GOT_ERR_OK },

 98 82ebf666 2020-03-18 stsp 		{ "https://127.0.0.1/git/repos/foo/../bar/myrepo.git",

 99 82ebf666 2020-03-18 stsp 		    "https", "localhost", GOT_DEFAULT_GIT_PORT_STR,

100 82ebf666 2020-03-18 stsp 		    "git/repos/foo/../bar", "myrepo", GOT_ERR_OK },

101 82ebf666 2020-03-18 stsp 

102 82ebf666 2020-03-18 stsp 	};

103 82ebf666 2020-03-18 stsp 	int i;

104 82ebf666 2020-03-18 stsp 

105 82ebf666 2020-03-18 stsp 	for (i = 0; i < nitems(test_data); i++) {

106 82ebf666 2020-03-18 stsp 		const char *uri = test_data[i].uri;

107 82ebf666 2020-03-18 stsp 		const char *expected_proto = test_data[i].proto;

108 82ebf666 2020-03-18 stsp 		const char *expected_host = test_data[i].host;

109 82ebf666 2020-03-18 stsp 		const char *expected_port = test_data[i].port;

110 82ebf666 2020-03-18 stsp 		const char *expected_server_path = test_data[i].server_path;

111 82ebf666 2020-03-18 stsp 		const char *expected_repo_name = test_data[i].repo_name;

112 82ebf666 2020-03-18 stsp 		char *proto, *host, *port, *server_path, *repo_name;

113 82ebf666 2020-03-18 stsp 

114 82ebf666 2020-03-18 stsp 		err = got_fetch_parse_uri(&proto, &host, &port, &server_path,

115 82ebf666 2020-03-18 stsp 		    &repo_name, uri);

116 82ebf666 2020-03-18 stsp 		if (err && err->code != test_data[i].errcode) {

117 82ebf666 2020-03-18 stsp 			test_printf("%d: error code %d; expected %d\n",

118 82ebf666 2020-03-18 stsp 			    i, err->code, test_data[i].errcode);

119 82ebf666 2020-03-18 stsp 			return 0;

120 82ebf666 2020-03-18 stsp 		}

121 82ebf666 2020-03-18 stsp 

122 82ebf666 2020-03-18 stsp 		if (expected_proto == NULL && proto != NULL) {

123 82ebf666 2020-03-18 stsp 			test_printf("%d: proto %s; expected NULL\n", i, proto);

124 82ebf666 2020-03-18 stsp 			return 0;

125 82ebf666 2020-03-18 stsp 		}

126 82ebf666 2020-03-18 stsp 		if (expected_host == NULL && host != NULL) {

127 82ebf666 2020-03-18 stsp 			test_printf("%d: host %s; expected NULL\n", i, host);

128 82ebf666 2020-03-18 stsp 			return 0;

129 82ebf666 2020-03-18 stsp 		}

130 82ebf666 2020-03-18 stsp 		if (expected_port == NULL && port != NULL) {

131 82ebf666 2020-03-18 stsp 			test_printf("%d: port %s; expected NULL\n", i, port);

132 82ebf666 2020-03-18 stsp 			return 0;

133 82ebf666 2020-03-18 stsp 		}

134 82ebf666 2020-03-18 stsp 		if (expected_server_path == NULL && server_path != NULL) {

135 82ebf666 2020-03-18 stsp 			test_printf("%d: server path %s; expected NULL\n", i,

136 82ebf666 2020-03-18 stsp 			    server_path);

137 82ebf666 2020-03-18 stsp 			return 0;

138 82ebf666 2020-03-18 stsp 		}

139 82ebf666 2020-03-18 stsp 		if (expected_repo_name == NULL && repo_name != NULL) {

140 82ebf666 2020-03-18 stsp 			test_printf("%d: repo name %s; expected NULL\n", i,

141 82ebf666 2020-03-18 stsp 			    repo_name);

142 82ebf666 2020-03-18 stsp 			return 0;

143 82ebf666 2020-03-18 stsp 		}

144 82ebf666 2020-03-18 stsp 

145 82ebf666 2020-03-18 stsp 		if (expected_proto != NULL && proto == NULL) {

146 82ebf666 2020-03-18 stsp 			test_printf("%d: proto NULL; expected %s\n", i,

147 82ebf666 2020-03-18 stsp 			    expected_proto);

148 82ebf666 2020-03-18 stsp 			return 0;

149 82ebf666 2020-03-18 stsp 		}

150 82ebf666 2020-03-18 stsp 		if (expected_host != NULL && host == NULL) {

151 82ebf666 2020-03-18 stsp 			test_printf("%d: host NULL; expected %s\n", i,

152 82ebf666 2020-03-18 stsp 			    expected_host);

153 82ebf666 2020-03-18 stsp 			return 0;

154 82ebf666 2020-03-18 stsp 		}

155 82ebf666 2020-03-18 stsp 		if (expected_port != NULL && port == NULL) {

156 82ebf666 2020-03-18 stsp 			test_printf("%d: port NULL; expected %s\n", i,

157 82ebf666 2020-03-18 stsp 			    expected_port);

158 82ebf666 2020-03-18 stsp 			return 0;

159 82ebf666 2020-03-18 stsp 		}

160 82ebf666 2020-03-18 stsp 		if (expected_server_path != NULL && server_path == NULL) {

161 82ebf666 2020-03-18 stsp 			test_printf("%d: server path %s; expected %s\n", i,

162 82ebf666 2020-03-18 stsp 			    expected_server_path);

163 82ebf666 2020-03-18 stsp 			return 0;

164 82ebf666 2020-03-18 stsp 		}

165 82ebf666 2020-03-18 stsp 		if (expected_repo_name != NULL && repo_name == NULL) {

166 82ebf666 2020-03-18 stsp 			test_printf("%d: repo name NULL; expected %s\n", i,

167 82ebf666 2020-03-18 stsp 			    repo_name);

168 82ebf666 2020-03-18 stsp 			return 0;

169 82ebf666 2020-03-18 stsp 		}

170 82ebf666 2020-03-18 stsp 

171 82ebf666 2020-03-18 stsp 		if (expected_proto != NULL && strcmp(expected_proto, proto)) {

172 82ebf666 2020-03-18 stsp 			test_printf("%d: proto %s; expected %s\n", i, proto,

173 82ebf666 2020-03-18 stsp 			    expected_proto);

174 82ebf666 2020-03-18 stsp 			return 0;

175 82ebf666 2020-03-18 stsp 		}

176 82ebf666 2020-03-18 stsp 

177 82ebf666 2020-03-18 stsp 		free(proto);

178 82ebf666 2020-03-18 stsp 		proto = NULL;

179 82ebf666 2020-03-18 stsp 		free(host);

180 82ebf666 2020-03-18 stsp 		host = NULL;

181 82ebf666 2020-03-18 stsp 		free(port);

182 82ebf666 2020-03-18 stsp 		port = NULL;

183 82ebf666 2020-03-18 stsp 		free(server_path);

184 82ebf666 2020-03-18 stsp 		server_path = NULL;

185 82ebf666 2020-03-18 stsp 		free(repo_name);

186 82ebf666 2020-03-18 stsp 		repo_name = NULL;

187 82ebf666 2020-03-18 stsp 	}

188 82ebf666 2020-03-18 stsp 

189 82ebf666 2020-03-18 stsp 	return 1;

190 82ebf666 2020-03-18 stsp }

191 82ebf666 2020-03-18 stsp 

192 82ebf666 2020-03-18 stsp #define RUN_TEST(expr, name) \

193 82ebf666 2020-03-18 stsp 	{ test_ok = (expr);  \

194 82ebf666 2020-03-18 stsp 	printf("test_%s %s\n", (name), test_ok ? "ok" : "failed"); \

195 82ebf666 2020-03-18 stsp 	failure = (failure || !test_ok); }

196 82ebf666 2020-03-18 stsp 

197 82ebf666 2020-03-18 stsp void

198 82ebf666 2020-03-18 stsp usage(void)

199 82ebf666 2020-03-18 stsp {

200 82ebf666 2020-03-18 stsp 	fprintf(stderr, "usage: fetch_test [-v]\n");

201 82ebf666 2020-03-18 stsp }

202 82ebf666 2020-03-18 stsp 

203 82ebf666 2020-03-18 stsp int

204 82ebf666 2020-03-18 stsp main(int argc, char *argv[])

205 82ebf666 2020-03-18 stsp {

206 82ebf666 2020-03-18 stsp 	int test_ok = 0, failure = 0;

207 82ebf666 2020-03-18 stsp 	int ch;

208 82ebf666 2020-03-18 stsp 

209 82ebf666 2020-03-18 stsp #ifndef PROFILE

210 82ebf666 2020-03-18 stsp 	if (pledge("stdio", NULL) == -1)

211 82ebf666 2020-03-18 stsp 		err(1, "pledge");

212 82ebf666 2020-03-18 stsp #endif

213 82ebf666 2020-03-18 stsp 

214 82ebf666 2020-03-18 stsp 	while ((ch = getopt(argc, argv, "v")) != -1) {

215 82ebf666 2020-03-18 stsp 		switch (ch) {

216 82ebf666 2020-03-18 stsp 		case 'v':

217 82ebf666 2020-03-18 stsp 			verbose = 1;

218 82ebf666 2020-03-18 stsp 			break;

219 82ebf666 2020-03-18 stsp 		default:

220 82ebf666 2020-03-18 stsp 			usage();

221 82ebf666 2020-03-18 stsp 			return 1;

222 82ebf666 2020-03-18 stsp 		}

223 82ebf666 2020-03-18 stsp 	}

224 82ebf666 2020-03-18 stsp 	argc -= optind;

225 82ebf666 2020-03-18 stsp 	argv += optind;

226 82ebf666 2020-03-18 stsp 

227 82ebf666 2020-03-18 stsp 	RUN_TEST(fetch_parse_uri(), "fetch_parse_uri");

228 82ebf666 2020-03-18 stsp 

229 82ebf666 2020-03-18 stsp 	return failure ? 1 : 0;

230 82ebf666 2020-03-18 stsp }