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main.c
author Kristian H?gsberg <krh@redhat.com>
Thu Jan 10 23:42:42 2008 -0500 (2008-01-10)
changeset 100 27aada326858
parent 94 0aa93cfbcb3f
child 101 9708f6d5db8c
permissions -rw-r--r--
Move more front-end logic from razor_set_list_property_packages() to main.c. 
     1 #include <stdlib.h>

     2 #include <stddef.h>

     3 #include <stdio.h>

     4 #include <string.h>

     5 #include <sys/types.h>

     6 #include <sys/stat.h>

     7 #include <unistd.h>

     8 #include <dirent.h>

     9 #include <curl/curl.h>

    10 #include <fnmatch.h>

    11 #include "razor.h"

    12 

    13 static const char *repo_filename = "system.repo";

    14 static const char *rawhide_repo_filename = "rawhide.repo";

    15 static const char *updated_repo_filename = "system-updated.repo";

    16 

    17 static int

    18 command_list(int argc, const char *argv[])

    19 {

    20 	struct razor_set *set;

    21 	struct razor_package_iterator *pi;

    22 	struct razor_package *package;

    23 	const char *pattern = argv[0], *name, *version;

    24 

    25 	set = razor_set_open(repo_filename);

    26 	pi = razor_package_iterator_create(set);

    27 	while (razor_package_iterator_next(pi, &package, &name, &version)) {

    28 		if (pattern && fnmatch(pattern, name, 0) != 0)

    29 			continue;

    30 

    31 		printf("%s-%s\n", name, version);

    32 	}

    33 	razor_package_iterator_destroy(pi);

    34 	razor_set_destroy(set);

    35 

    36 	return 0;

    37 }

    38 

    39 static int

    40 list_properties(const char *package_name,

    41 		enum razor_property_type required_type)

    42 {

    43 	struct razor_set *set;

    44 	struct razor_property *property;

    45 	struct razor_package *package;

    46 	struct razor_property_iterator *pi;

    47 	const char *name, *version;

    48 	enum razor_property_type type;

    49 

    50 	set = razor_set_open(repo_filename);

    51 	if (package_name)

    52 		package = razor_set_get_package(set, package_name);

    53 	else

    54 		package = NULL;

    55 

    56 	pi = razor_property_iterator_create(set, package);

    57 	while (razor_property_iterator_next(pi, &property,

    58 					    &name, &version, &type)) {

    59 		if (type != required_type)

    60 			continue;

    61 		if (version[0] == '\0')

    62 			printf("%s\n", name);

    63 		else

    64 			printf("%s-%s\n", name, version);

    65 	}

    66 	razor_property_iterator_destroy(pi);

    67 

    68 	razor_set_destroy(set);

    69 

    70 	return 0;

    71 }

    72 

    73 static int

    74 command_list_requires(int argc, const char *argv[])

    75 {

    76 	return list_properties(argv[0], RAZOR_PROPERTY_REQUIRES);

    77 }

    78 

    79 static int

    80 command_list_provides(int argc, const char *argv[])

    81 {

    82 	return list_properties(argv[0], RAZOR_PROPERTY_PROVIDES);

    83 }

    84 

    85 static int

    86 command_list_obsoletes(int argc, const char *argv[])

    87 {

    88 	return list_properties(argv[0], RAZOR_PROPERTY_OBSOLETES);

    89 }

    90 

    91 static int

    92 command_list_conflicts(int argc, const char *argv[])

    93 {

    94 	return list_properties(argv[0], RAZOR_PROPERTY_CONFLICTS);

    95 }

    96 

    97 static int

    98 command_list_files(int argc, const char *argv[])

    99 {

   100 	struct razor_set *set;

   101 

   102 	set = razor_set_open(repo_filename);

   103 	if (set == NULL)

   104 		return 1;

   105 	razor_set_list_files(set, argv[0]);

   106 	razor_set_destroy(set);

   107 

   108 	return 0;

   109 }

   110 

   111 static int

   112 command_list_file_packages(int argc, const char *argv[])

   113 {

   114 	struct razor_set *set;

   115 

   116 	set = razor_set_open(repo_filename);

   117 	if (set == NULL)

   118 		return 1;

   119 	razor_set_list_file_packages(set, argv[0]);

   120 	razor_set_destroy(set);

   121 

   122 	return 0;

   123 }

   124 

   125 static int

   126 command_list_package_files(int argc, const char *argv[])

   127 {

   128 	struct razor_set *set;

   129 

   130 	set = razor_set_open(repo_filename);

   131 	if (set == NULL)

   132 		return 1;

   133 	razor_set_list_package_files(set, argv[0]);

   134 	razor_set_destroy(set);

   135 

   136 	return 0;

   137 }

   138 

   139 static int

   140 list_property_packages(const char *ref_name,

   141 		       const char *ref_version,

   142 		       enum razor_property_type ref_type)

   143 {

   144 	struct razor_set *set;

   145 	struct razor_property *property;

   146 	struct razor_property_iterator *pi;

   147 	const char *name, *version;

   148 	enum razor_property_type type;

   149 

   150 	if (ref_name == NULL)

   151 		return 0;

   152 

   153 	set = razor_set_open(repo_filename);

   154 	if (set == NULL)

   155 		return 1;

   156 

   157 	pi = razor_property_iterator_create(set, NULL);

   158 	while (razor_property_iterator_next(pi, &property,

   159 					    &name, &version, &type)) {

   160 		if (strcmp(ref_name, name) != 0)

   161 			continue;

   162 		if (ref_version && strcmp(ref_version, version) != 0)

   163 			continue;

   164 		if (ref_type != type)

   165 			continue;

   166 

   167 		razor_set_list_property_packages(set, property);

   168 	}

   169 	razor_property_iterator_destroy(pi);

   170 

   171 	return 0;

   172 }

   173 

   174 static int

   175 command_what_requires(int argc, const char *argv[])

   176 {

   177 	return list_property_packages(argv[0], argv[1],

   178 				      RAZOR_PROPERTY_REQUIRES);

   179 }

   180 

   181 static int

   182 command_what_provides(int argc, const char *argv[])

   183 {

   184 	return list_property_packages(argv[0], argv[1],

   185 				      RAZOR_PROPERTY_PROVIDES);

   186 }

   187 

   188 static int

   189 show_progress(void *clientp,

   190 	      double dltotal, double dlnow, double ultotal, double ulnow)

   191 {

   192 	const char *file = clientp;

   193 

   194 	if (!dlnow < dltotal)

   195 		fprintf(stderr, "\rdownloading %s, %dkB/%dkB",

   196 			file, (int) dlnow / 1024, (int) dltotal / 1024);

   197 	else

   198 		fprintf(stderr, "\n");

   199 

   200 	return 0;

   201 }

   202 

   203 static int

   204 download_if_missing(CURL *curl, const char *url, const char *file)

   205 {

   206 	struct stat buf;

   207 	char error[256];

   208 	FILE *fp;

   209 	CURLcode res;

   210 	char buffer[256];

   211 

   212 	curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, error);

   213 	curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0);

   214 	curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, show_progress);

   215 	curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, file);

   216 

   217 	if (stat(file, &buf) < 0) {

   218 		fp = fopen(file, "w");

   219 		snprintf(buffer, sizeof buffer, "%s/%s", url, file);

   220 		curl_easy_setopt(curl, CURLOPT_WRITEDATA, fp);

   221 		curl_easy_setopt(curl, CURLOPT_URL, buffer);

   222 		res = curl_easy_perform(curl);

   223 		fclose(fp);

   224 		if (res != CURLE_OK) {

   225 			fprintf(stderr, "curl error: %s\n", error);

   226 			unlink(file);

   227 			return -1;

   228 		}

   229 	}

   230 

   231 	return 0;

   232 }

   233 

   234 #define REPO_URL "http://download.fedora.redhat.com" \

   235 	"/pub/fedora/linux/development/i386/os/repodata"

   236 

   237 static int

   238 command_import_yum(int argc, const char *argv[])

   239 {

   240 	struct razor_set *set;

   241 	CURL *curl;

   242 

   243 	curl = curl_easy_init();

   244 	if (curl == NULL)

   245 		return 1;

   246 

   247 	if (download_if_missing(curl, REPO_URL, "primary.xml.gz") < 0)

   248 		return -1;

   249 	if (download_if_missing(curl, REPO_URL, "filelists.xml.gz") < 0)

   250 		return -1;

   251 	curl_easy_cleanup(curl);

   252 

   253 	set = razor_set_create_from_yum();

   254 	if (set == NULL)

   255 		return 1;

   256 	razor_set_write(set, rawhide_repo_filename);

   257 	razor_set_destroy(set);

   258 	printf("wrote %s\n", rawhide_repo_filename);

   259 

   260 	return 0;

   261 }

   262 

   263 static int

   264 command_import_rpmdb(int argc, const char *argv[])

   265 {

   266 	struct razor_set *set;

   267 

   268 	set = razor_set_create_from_rpmdb();

   269 	if (set == NULL)

   270 		return 1;

   271 	razor_set_write(set, repo_filename);

   272 	razor_set_destroy(set);

   273 	printf("wrote %s\n", repo_filename);

   274 

   275 	return 0;

   276 }

   277 

   278 static int

   279 command_validate(int argc, const char *argv[])

   280 {

   281 	struct razor_set *set;

   282 

   283 	set = razor_set_open(repo_filename);

   284 	if (set == NULL)

   285 		return 1;

   286 	razor_set_list_unsatisfied(set);

   287 	razor_set_destroy(set);

   288 

   289 	return 0;

   290 }

   291 

   292 static int

   293 command_update(int argc, const char *argv[])

   294 {

   295 	struct razor_set *set, *upstream;

   296 

   297 	set = razor_set_open(repo_filename);

   298 	upstream = razor_set_open(rawhide_repo_filename);

   299 	if (set == NULL || upstream == NULL)

   300 		return 1;

   301 	set = razor_set_update(set, upstream, argc, argv);

   302 	razor_set_write(set, updated_repo_filename);

   303 	razor_set_destroy(set);

   304 	razor_set_destroy(upstream);

   305 	printf("wrote system-updated.repo\n");

   306 

   307 	return 0;

   308 }

   309 

   310 static void

   311 print_diff(const char *name,

   312 	   const char *old_version, const char *new_version, void *data)

   313 {

   314 	if (old_version)

   315 		printf("removing %s %s\n", name, old_version);

   316 	else

   317 		printf("install %s %s\n", name, new_version);

   318 }

   319 

   320 static int

   321 command_diff(int argc, const char *argv[])

   322 {

   323 	struct razor_set *set, *updated;

   324 

   325 	set = razor_set_open(repo_filename);

   326 	updated = razor_set_open(updated_repo_filename);

   327 	if (set == NULL || updated == NULL)

   328 		return 1;

   329 

   330 	razor_set_diff(set, updated, print_diff, NULL);	

   331 

   332 	razor_set_destroy(set);

   333 	razor_set_destroy(updated);

   334 

   335 	return 0;

   336 }

   337 

   338 static int

   339 command_import_rpms(int argc, const char *argv[])

   340 {

   341 	DIR *dir;

   342 	struct dirent *de;

   343 	struct razor_importer *importer;

   344 	struct razor_set *set;

   345 	struct razor_rpm *rpm;

   346 	int len;

   347 	char filename[256];

   348 	const char *dirname = argv[0];

   349 

   350 	if (dirname == NULL) {

   351 		fprintf(stderr, "usage: razor import-rpms DIR\n");

   352 		return -1;

   353 	}

   354 

   355 	dir = opendir(dirname);

   356 	if (dir == NULL) {

   357 		fprintf(stderr, "couldn't read dir %s\n", dirname);

   358 		return -1;

   359 	}

   360 

   361 	importer = razor_importer_new();

   362 

   363 	while (de = readdir(dir), de != NULL) {

   364 		len = strlen(de->d_name);

   365 		if (len < 5 || strcmp(de->d_name + len - 4, ".rpm") != 0)

   366 		    continue;

   367 		snprintf(filename, sizeof filename,

   368 			 "%s/%s", dirname, de->d_name);

   369 		rpm = razor_rpm_open(filename);

   370 		if (rpm == NULL) {

   371 			fprintf(stderr,

   372 				"failed to open rpm \"%s\"\n", filename);

   373 			continue;

   374 		}

   375 		if (razor_importer_add_rpm(importer, rpm)) {

   376 			fprintf(stderr, "couldn't import %s\n", filename);

   377 			break;

   378 		}

   379 		razor_rpm_close(rpm);

   380 	}

   381 

   382 	if (de != NULL) {

   383 		razor_importer_destroy(importer);

   384 		return -1;

   385 	}

   386 

   387 	set = razor_importer_finish(importer);

   388 

   389 	razor_set_write(set, repo_filename);

   390 	razor_set_destroy(set);

   391 	printf("wrote %s\n", repo_filename);

   392 

   393 	return 0;

   394 }

   395 

   396 static int

   397 command_install(int argc, const char *argv[])

   398 {

   399 	struct razor_rpm *rpm;

   400 	const char *filename = argv[0];

   401 	struct stat buf;

   402 	const char root[] = "install";

   403 

   404 	if (stat(root, &buf) < 0) {

   405 		if (mkdir(root, 0777) < 0) {

   406 			fprintf(stderr,

   407 				"could not create install root \"%s\"\n",

   408 				root);

   409 			return -1;

   410 		}

   411 		fprintf(stderr, "created install root \"%s\"\n", root);

   412 	} else if (!S_ISDIR(buf.st_mode)) {

   413 		fprintf(stderr,

   414 			"install root \"%s\" exists, but is not a directory\n",

   415 			root);

   416 		return -1;

   417 	}

   418 

   419 	rpm = razor_rpm_open(filename);

   420 	if (rpm == NULL) {

   421 		fprintf(stderr, "failed to open rpm %s\n", filename);

   422 		return -1;

   423 	}

   424 	if (razor_rpm_install(rpm, root) < 0) {

   425 		fprintf(stderr, "failed to install rpm %s\n", filename);

   426 		return -1;

   427 	}

   428 	

   429 	razor_rpm_close(rpm);

   430 

   431 	return 0;

   432 }

   433 

   434 static struct {

   435 	const char *name;

   436 	const char *description;

   437 	int (*func)(int argc, const char *argv[]);

   438 } razor_commands[] = {

   439 	{ "list", "list all packages", command_list },

   440 	{ "list-requires", "list all requires for the given package", command_list_requires },

   441 	{ "list-provides", "list all provides for the given package", command_list_provides },

   442 	{ "list-obsoletes", "list all obsoletes for the given package", command_list_obsoletes },

   443 	{ "list-conflicts", "list all conflicts for the given package", command_list_conflicts },

   444 	{ "list-files", "list files for package set", command_list_files },

   445 	{ "list-file-packages", "list packages owning file", command_list_file_packages },

   446 	{ "list-package-files", "list files in package", command_list_package_files },

   447 	{ "what-requires", "list the packages that have the given requires", command_what_requires },

   448 	{ "what-provides", "list the packages that have the given provides", command_what_provides },

   449 	{ "import-yum", "import yum metadata files", command_import_yum },

   450 	{ "import-rpmdb", "import the system rpm database", command_import_rpmdb },

   451 	{ "import-rpms", "import rpms from the given directory", command_import_rpms },

   452 	{ "validate", "validate a package set", command_validate },

   453 	{ "update", "update all or specified packages", command_update },

   454 	{ "diff", "show diff between two package sets", command_diff },

   455 	{ "install", "install rpm", command_install }

   456 };

   457 

   458 static int

   459 usage(void)

   460 {

   461 	int i;

   462 

   463 	printf("usage:\n");

   464 	for (i = 0; i < ARRAY_SIZE(razor_commands); i++)

   465 		printf("  %-20s%s\n",

   466 		       razor_commands[i].name, razor_commands[i].description);

   467 

   468 	return 1;

   469 }

   470 

   471 int

   472 main(int argc, const char *argv[])

   473 {

   474 	char *repo;

   475 	int i;

   476 

   477 	repo = getenv("RAZOR_REPO");

   478 	if (repo != NULL)

   479 		repo_filename = repo;

   480 

   481 	if (argc < 2)

   482 		return usage();

   483 

   484 	for (i = 0; i < ARRAY_SIZE(razor_commands); i++)

   485 		if (strcmp(razor_commands[i].name, argv[1]) == 0)

   486 			return razor_commands[i].func(argc - 2, argv + 2);

   487 

   488 	return usage();

   489 }
razor