main.c
author Kristian H?gsberg <krh@redhat.com>
Sat Apr 05 23:55:00 2008 -0400 (2008-04-05)
changeset 187 6ff03223ce4c
parent 186 7f45d0401e37
child 188 a272b6ce454b
permissions -rw-r--r--
Add download command to download packages from yum repo.

Works with bash completion against upstream packages and
supports wildcards suchs as gcc-*.
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#include <stdlib.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <curl/curl.h>
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#include <fnmatch.h>
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#include "razor.h"
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#include "razor-internal.h"
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static const char system_repo_filename[] = "system.repo";
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static const char next_repo_filename[] = "system-next.repo";
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static const char rawhide_repo_filename[] = "rawhide.repo";
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static const char updated_repo_filename[] = "system-updated.repo";
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static const char razor_root_path[] = "/var/lib/razor";
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static const char root[] = "install";
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static const char *repo_filename = system_repo_filename;
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static int
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command_list(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	struct razor_package_iterator *pi;
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	struct razor_package *package;
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	const char *pattern, *name, *version;
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	int only_names = 0, i = 0;
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	if (strcmp(argv[i], "--only-names") == 0) {
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		only_names = 1;
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		i++;
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	}
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	pattern = argv[i];
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	set = razor_set_open(repo_filename);
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	pi = razor_package_iterator_create(set);
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	while (razor_package_iterator_next(pi, &package, &name, &version)) {
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		if (pattern && fnmatch(pattern, name, 0) != 0)
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			continue;
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		if (only_names)
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			printf("%s\n", name);
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		else
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			printf("%s-%s\n", name, version);
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	}
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	razor_package_iterator_destroy(pi);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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list_properties(const char *package_name,
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		enum razor_property_type required_type)
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{
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	struct razor_set *set;
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	struct razor_property *property;
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	struct razor_package *package;
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	struct razor_property_iterator *pi;
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	const char *name, *version;
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	enum razor_property_type type;
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	enum razor_version_relation relation;
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	set = razor_set_open(repo_filename);
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	if (package_name)
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		package = razor_set_get_package(set, package_name);
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	else
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		package = NULL;
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	pi = razor_property_iterator_create(set, package);
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	while (razor_property_iterator_next(pi, &property,
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					    &name, &relation, &version,
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					    &type)) {
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		if (type != required_type)
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			continue;
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		if (version[0] == '\0')
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			printf("%s\n", name);
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		else
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			printf("%s %s %s\n", name,
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			       razor_version_relations[relation], version);
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	}
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	razor_property_iterator_destroy(pi);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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command_list_requires(int argc, const char *argv[])
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{
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	return list_properties(argv[0], RAZOR_PROPERTY_REQUIRES);
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}
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static int
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command_list_provides(int argc, const char *argv[])
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{
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	return list_properties(argv[0], RAZOR_PROPERTY_PROVIDES);
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}
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static int
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command_list_obsoletes(int argc, const char *argv[])
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{
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	return list_properties(argv[0], RAZOR_PROPERTY_OBSOLETES);
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}
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static int
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command_list_conflicts(int argc, const char *argv[])
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{
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	return list_properties(argv[0], RAZOR_PROPERTY_CONFLICTS);
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}
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static int
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command_list_files(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	razor_set_list_files(set, argv[0]);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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command_list_file_packages(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	struct razor_package_iterator *pi;
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	struct razor_package *package;
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	const char *name, *version;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	pi = razor_package_iterator_create_for_file(set, argv[0]);
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	while (razor_package_iterator_next(pi, &package, &name, &version))
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		printf("%s-%s\n", name, version);
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	razor_package_iterator_destroy(pi);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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command_list_package_files(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	razor_set_list_package_files(set, argv[0]);
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	razor_set_destroy(set);
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	return 0;
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}
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static void
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list_packages_for_property(struct razor_set *set,
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			   struct razor_property *property)
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{
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	struct razor_package_iterator *pi;
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	struct razor_package *package;
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	const char *name, *version;
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	pi = razor_package_iterator_create_for_property(set, property);
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	while (razor_package_iterator_next(pi, &package, &name, &version))
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		printf("%s-%s\n", name, version);
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	razor_package_iterator_destroy(pi);
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}
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static int
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list_property_packages(const char *ref_name,
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		       const char *ref_version,
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		       enum razor_property_type ref_type)
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{
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	struct razor_set *set;
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	struct razor_property *property;
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	struct razor_property_iterator *pi;
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	const char *name, *version;
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	enum razor_property_type type;
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	enum razor_version_relation relation;
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	if (ref_name == NULL)
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		return 0;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	pi = razor_property_iterator_create(set, NULL);
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	while (razor_property_iterator_next(pi, &property,
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					    &name, &relation, &version,
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					    &type)) {
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		if (strcmp(ref_name, name) != 0)
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			continue;
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		if (ref_version && relation == RAZOR_VERSION_EQUAL &&
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		    strcmp(ref_version, version) != 0)
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			continue;
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		if (ref_type != type)
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			continue;
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		list_packages_for_property(set, property);
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	}
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	razor_property_iterator_destroy(pi);
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	return 0;
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}
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static int
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command_what_requires(int argc, const char *argv[])
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{
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	return list_property_packages(argv[0], argv[1],
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				      RAZOR_PROPERTY_REQUIRES);
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}
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static int
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command_what_provides(int argc, const char *argv[])
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{
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	return list_property_packages(argv[0], argv[1],
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				      RAZOR_PROPERTY_PROVIDES);
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}
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static int
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show_progress(void *clientp,
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	      double dltotal, double dlnow, double ultotal, double ulnow)
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{
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	const char *file = clientp;
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	if (!dlnow < dltotal)
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		fprintf(stderr, "\rdownloading %s, %dkB/%dkB",
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			file, (int) dlnow / 1024, (int) dltotal / 1024);
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	return 0;
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}
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static int
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download_if_missing(CURL *curl, const char *url, const char *file)
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{
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	struct stat buf;
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	char error[256];
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	FILE *fp;
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	CURLcode res;
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	curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, error);
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	curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0);
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	curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, show_progress);
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	curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, file);
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	if (stat(file, &buf) < 0) {
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		fp = fopen(file, "w");
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		curl_easy_setopt(curl, CURLOPT_WRITEDATA, fp);
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		curl_easy_setopt(curl, CURLOPT_URL, url);
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		res = curl_easy_perform(curl);
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		fclose(fp);
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		if (res != CURLE_OK) {
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			fprintf(stderr, "curl error: %s\n", error);
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			unlink(file);
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			return -1;
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		}
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	}
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	fprintf(stderr, "\n");
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	return 0;
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}
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#define REPO_URL "http://download.fedora.redhat.com" \
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	"/pub/fedora/linux/development/i386/os"
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static int
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command_import_yum(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	CURL *curl;
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	curl = curl_easy_init();
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	if (curl == NULL)
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		return 1;
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	if (download_if_missing(curl,
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				REPO_URL "/repodata/primary.xml.gz",
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				"primary.xml.gz") < 0)
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		return -1;
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	if (download_if_missing(curl,
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				REPO_URL "/repodata/filelists.xml.gz",
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				"filelists.xml.gz") < 0)
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		return -1;
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	curl_easy_cleanup(curl);
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	set = razor_set_create_from_yum();
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	if (set == NULL)
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		return 1;
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	razor_set_write(set, rawhide_repo_filename);
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	razor_set_destroy(set);
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	printf("wrote %s\n", rawhide_repo_filename);
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	return 0;
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}
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static int
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command_import_rpmdb(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	set = razor_set_create_from_rpmdb();
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	if (set == NULL)
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		return 1;
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	razor_set_write(set, repo_filename);
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	razor_set_destroy(set);
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	printf("wrote %s\n", repo_filename);
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	return 0;
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}
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static int
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command_validate(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	razor_set_list_unsatisfied(set);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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command_update(int argc, const char *argv[])
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{
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	struct razor_set *set, *upstream;
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	struct razor_transaction *trans;
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	set = razor_set_open(repo_filename);
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	upstream = razor_set_open(rawhide_repo_filename);
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	if (set == NULL || upstream == NULL)
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		return 1;
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	trans = razor_transaction_create(set, upstream, argc, argv, 0, NULL);
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	razor_transaction_describe(trans);
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	if (trans->errors)
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		return 1;
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	set = razor_transaction_run(trans);
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	razor_transaction_destroy(trans);
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	razor_set_write(set, updated_repo_filename);
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	razor_set_destroy(set);
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	razor_set_destroy(upstream);
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	printf("wrote system-updated.repo\n");
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	return 0;
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}
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static int
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command_remove(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	struct razor_transaction *trans;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	trans = razor_transaction_create(set, NULL, 0, NULL, argc, argv);
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	razor_transaction_describe(trans);
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	if (trans->errors)
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		return 1;
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	set = razor_transaction_run(trans);
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	razor_transaction_destroy(trans);
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	razor_set_write(set, updated_repo_filename);
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	razor_set_destroy(set);
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	printf("wrote system-updated.repo\n");
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	return 0;
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}
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static void
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print_diff(const char *name,
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	   const char *old_version, const char *new_version, void *data)
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{
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	if (old_version)
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		printf("removing %s %s\n", name, old_version);
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	else
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		printf("install %s %s\n", name, new_version);
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}
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static int
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command_diff(int argc, const char *argv[])
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{
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	struct razor_set *set, *updated;
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	set = razor_set_open(repo_filename);
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	updated = razor_set_open(updated_repo_filename);
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	if (set == NULL || updated == NULL)
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		return 1;
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	razor_set_diff(set, updated, print_diff, NULL);	
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	razor_set_destroy(set);
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	razor_set_destroy(updated);
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   410
	return 0;
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}
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static int
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command_import_rpms(int argc, const char *argv[])
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{
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   416
	DIR *dir;
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	struct dirent *de;
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	struct razor_importer *importer;
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	struct razor_set *set;
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	struct razor_rpm *rpm;
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	int len;
krh@75
   422
	char filename[256];
krh@75
   423
	const char *dirname = argv[0];
krh@75
   424
krh@75
   425
	if (dirname == NULL) {
krh@75
   426
		fprintf(stderr, "usage: razor import-rpms DIR\n");
krh@75
   427
		return -1;
krh@75
   428
	}
krh@75
   429
krh@75
   430
	dir = opendir(dirname);
krh@75
   431
	if (dir == NULL) {
krh@75
   432
		fprintf(stderr, "couldn't read dir %s\n", dirname);
krh@75
   433
		return -1;
krh@75
   434
	}
krh@75
   435
krh@75
   436
	importer = razor_importer_new();
krh@75
   437
krh@75
   438
	while (de = readdir(dir), de != NULL) {
krh@75
   439
		len = strlen(de->d_name);
krh@75
   440
		if (len < 5 || strcmp(de->d_name + len - 4, ".rpm") != 0)
krh@75
   441
		    continue;
krh@75
   442
		snprintf(filename, sizeof filename,
krh@75
   443
			 "%s/%s", dirname, de->d_name);
krh@77
   444
		rpm = razor_rpm_open(filename);
krh@77
   445
		if (rpm == NULL) {
krh@77
   446
			fprintf(stderr,
krh@77
   447
				"failed to open rpm \"%s\"\n", filename);
krh@77
   448
			continue;
krh@77
   449
		}
krh@77
   450
		if (razor_importer_add_rpm(importer, rpm)) {
krh@75
   451
			fprintf(stderr, "couldn't import %s\n", filename);
krh@75
   452
			break;
krh@75
   453
		}
krh@77
   454
		razor_rpm_close(rpm);
krh@75
   455
	}
krh@75
   456
krh@75
   457
	if (de != NULL) {
krh@75
   458
		razor_importer_destroy(importer);
krh@75
   459
		return -1;
krh@75
   460
	}
krh@75
   461
krh@75
   462
	set = razor_importer_finish(importer);
krh@75
   463
krh@75
   464
	razor_set_write(set, repo_filename);
krh@75
   465
	razor_set_destroy(set);
krh@75
   466
	printf("wrote %s\n", repo_filename);
krh@74
   467
krh@74
   468
	return 0;
krh@74
   469
}
krh@74
   470
krh@152
   471
static struct razor_set *
krh@152
   472
create_set_from_rpms(int argc, const char *argv[])
krh@152
   473
{
krh@152
   474
	struct razor_importer *importer;
krh@152
   475
	struct razor_rpm *rpm;
krh@152
   476
	int i;
krh@152
   477
krh@152
   478
	importer = razor_importer_new();
krh@152
   479
	for (i = 0; i < argc; i++) {
krh@152
   480
		rpm = razor_rpm_open(argv[i]);
krh@152
   481
		if (rpm == NULL) {
krh@152
   482
			fprintf(stderr,
krh@152
   483
				"failed to open rpm \"%s\"\n", argv[i]);
krh@152
   484
			continue;
krh@152
   485
		}
krh@152
   486
		if (razor_importer_add_rpm(importer, rpm)) {
krh@152
   487
			fprintf(stderr, "couldn't import %s\n", argv[i]);
krh@152
   488
			break;
krh@152
   489
		}
krh@152
   490
		razor_rpm_close(rpm);
krh@152
   491
	}
krh@152
   492
krh@152
   493
	return razor_importer_finish(importer);
krh@152
   494
}
krh@152
   495
krh@152
   496
static char **
krh@152
   497
list_packages(int count, struct razor_set *set)
krh@152
   498
{
krh@152
   499
	struct razor_package_iterator *pi;
krh@152
   500
	struct razor_package *package;
krh@152
   501
	const char *name, *version;
krh@152
   502
	char **packages;
krh@152
   503
	int i;
krh@152
   504
krh@152
   505
	packages = malloc(count * sizeof *packages);
krh@152
   506
	pi = razor_package_iterator_create(set);
krh@152
   507
	i = 0;
krh@152
   508
	while (razor_package_iterator_next(pi, &package, &name, &version))
krh@175
   509
		packages[i++] = strdup(name);
krh@152
   510
	razor_package_iterator_destroy(pi);
krh@152
   511
krh@152
   512
	return packages;
krh@152
   513
}
krh@151
   514
krh@77
   515
static int
krh@77
   516
command_install(int argc, const char *argv[])
krh@77
   517
{
krh@171
   518
	struct razor_set *system, *upstream, *next;
krh@152
   519
	struct razor_transaction *trans;
krh@77
   520
	struct razor_rpm *rpm;
krh@152
   521
	const char *filename;
krh@171
   522
	char path[PATH_MAX], new_path[PATH_MAX], **packages;
krh@152
   523
	int i;
krh@151
   524
krh@152
   525
	upstream = create_set_from_rpms(argc, argv);
krh@152
   526
	snprintf(path, sizeof path,
krh@152
   527
		 "%s%s/%s", root, razor_root_path, system_repo_filename);
krh@152
   528
	system = razor_set_open(path);
krh@152
   529
	if (system == NULL) {
krh@152
   530
		fprintf(stderr, "couldn't open system package database\n");
krh@151
   531
		return -1;
krh@151
   532
	}
krh@152
   533
krh@152
   534
	packages = list_packages(argc, upstream);
krh@152
   535
	trans = razor_transaction_create(system, upstream,
danw@155
   536
					 argc, (const char **)packages,
danw@155
   537
					 0, NULL);
danw@155
   538
	free(packages);
krh@152
   539
	razor_transaction_describe(trans);
krh@152
   540
	if (trans->errors)
krh@152
   541
		return 1;
krh@152
   542
krh@152
   543
	/* FIXME: Use _finish() convention here?  That is, a function
krh@152
   544
	 * that starts the computation and returns the result while
krh@152
   545
	 * destroying the transaction.  Nice for transient objects
krh@152
   546
	 * such as the merger and the importer.  Should we do that for
krh@152
   547
	 * transactions too, that is, razor_transaction_finish()? */
krh@171
   548
	next = razor_transaction_run(trans);
krh@152
   549
	razor_transaction_destroy(trans);
krh@152
   550
krh@171
   551
	/* FIXME: Need razor_set_write_to_fd() so we can open it excl
krh@171
   552
	 * up front here or fail if it already exists. */
krh@171
   553
	snprintf(new_path, sizeof new_path,
krh@171
   554
		 "%s%s/%s", root, razor_root_path, next_repo_filename);
krh@171
   555
	razor_set_write(next, path);
krh@171
   556
krh@171
   557
	razor_set_destroy(next);
krh@171
   558
	razor_set_destroy(system);
krh@171
   559
	razor_set_destroy(upstream);
krh@171
   560
krh@171
   561
	printf("wrote %s\n", new_path);
krh@171
   562
krh@152
   563
	for (i = 0; i < argc; i++) {
krh@152
   564
		filename = argv[i];
krh@152
   565
		rpm = razor_rpm_open(argv[i]);
krh@152
   566
		if (rpm == NULL) {
krh@152
   567
			fprintf(stderr, "failed to open rpm %s\n", filename);
krh@152
   568
			return -1;
krh@152
   569
		}
krh@152
   570
		if (razor_rpm_install(rpm, root) < 0) {
krh@152
   571
			fprintf(stderr,
krh@152
   572
				"failed to install rpm %s\n", filename);
krh@152
   573
			return -1;
krh@152
   574
		}
krh@152
   575
		razor_rpm_close(rpm);
krh@152
   576
	}	
krh@151
   577
krh@171
   578
	/* Make it so. */
krh@171
   579
	rename(new_path, path);
krh@171
   580
	printf("renamed %s to %s\n", new_path, path);
krh@171
   581
krh@151
   582
	return 0;
krh@151
   583
}
krh@151
   584
krh@151
   585
static int
krh@151
   586
command_init(int argc, const char *argv[])
krh@151
   587
{
krh@77
   588
	struct stat buf;
krh@151
   589
	struct razor_set *set;
krh@151
   590
	char path[PATH_MAX];
krh@77
   591
krh@77
   592
	if (stat(root, &buf) < 0) {
krh@77
   593
		if (mkdir(root, 0777) < 0) {
krh@77
   594
			fprintf(stderr,
krh@77
   595
				"could not create install root \"%s\"\n",
krh@77
   596
				root);
krh@77
   597
			return -1;
krh@77
   598
		}
krh@77
   599
		fprintf(stderr, "created install root \"%s\"\n", root);
krh@77
   600
	} else if (!S_ISDIR(buf.st_mode)) {
krh@77
   601
		fprintf(stderr,
krh@77
   602
			"install root \"%s\" exists, but is not a directory\n",
krh@77
   603
			root);
krh@77
   604
		return -1;
krh@77
   605
	}
krh@77
   606
krh@151
   607
	if (razor_create_dir(root, razor_root_path) < 0) {
krh@151
   608
		fprintf(stderr, "could not create %s%s\n",
krh@151
   609
			root, razor_root_path);
krh@77
   610
		return -1;
krh@77
   611
	}
krh@151
   612
krh@151
   613
	set = razor_set_create();
krh@151
   614
	snprintf(path, sizeof path, "%s%s/%s",
krh@152
   615
		 root, razor_root_path, system_repo_filename);
krh@151
   616
	if (razor_set_write(set, path) < 0) {
krh@151
   617
		fprintf(stderr, "could not write initial package set\n");
krh@77
   618
		return -1;
krh@77
   619
	}
krh@151
   620
	razor_set_destroy(set);
krh@77
   621
krh@77
   622
	return 0;
krh@77
   623
}
krh@77
   624
krh@187
   625
static int
krh@187
   626
command_download(int argc, const char *argv[])
krh@187
   627
{
krh@187
   628
	struct razor_set *set;
krh@187
   629
	struct razor_package_iterator *pi;
krh@187
   630
	struct razor_package *package;
krh@187
   631
	const char *pattern = argv[0], *name, *version;
krh@187
   632
	char url[256], file[256];
krh@187
   633
	CURL *curl;
krh@187
   634
krh@187
   635
	curl = curl_easy_init();
krh@187
   636
	if (curl == NULL)
krh@187
   637
		return 1;
krh@187
   638
krh@187
   639
	set = razor_set_open(rawhide_repo_filename);
krh@187
   640
	pi = razor_package_iterator_create(set);
krh@187
   641
	while (razor_package_iterator_next(pi, &package, &name, &version)) {
krh@187
   642
		if (pattern && fnmatch(pattern, name, 0) != 0)
krh@187
   643
			continue;
krh@187
   644
krh@187
   645
		snprintf(url, sizeof url,
krh@187
   646
			 REPO_URL "/Packages/%s-%s.i386.rpm", name, version);
krh@187
   647
		snprintf(file, sizeof file,
krh@187
   648
			 "rpms/%s-%s.i386.rpm", name, version);
krh@187
   649
		if (download_if_missing(curl, url, file) < 0)
krh@187
   650
			fprintf(stderr, "failed to download %s\n", name);
krh@187
   651
	}
krh@187
   652
	razor_package_iterator_destroy(pi);
krh@187
   653
	razor_set_destroy(set);
krh@187
   654
	curl_easy_cleanup(curl);
krh@187
   655
krh@187
   656
	return 0;
krh@187
   657
}
krh@187
   658
krh@43
   659
static struct {
krh@43
   660
	const char *name;
krh@43
   661
	const char *description;
krh@43
   662
	int (*func)(int argc, const char *argv[]);
krh@43
   663
} razor_commands[] = {
krh@43
   664
	{ "list", "list all packages", command_list },
krh@67
   665
	{ "list-requires", "list all requires for the given package", command_list_requires },
krh@75
   666
	{ "list-provides", "list all provides for the given package", command_list_provides },
krh@75
   667
	{ "list-obsoletes", "list all obsoletes for the given package", command_list_obsoletes },
krh@75
   668
	{ "list-conflicts", "list all conflicts for the given package", command_list_conflicts },
krh@48
   669
	{ "list-files", "list files for package set", command_list_files },
krh@52
   670
	{ "list-file-packages", "list packages owning file", command_list_file_packages },
krh@56
   671
	{ "list-package-files", "list files in package", command_list_package_files },
krh@43
   672
	{ "what-requires", "list the packages that have the given requires", command_what_requires },
krh@43
   673
	{ "what-provides", "list the packages that have the given provides", command_what_provides },
krh@75
   674
	{ "import-yum", "import yum metadata files", command_import_yum },
krh@43
   675
	{ "import-rpmdb", "import the system rpm database", command_import_rpmdb },
krh@75
   676
	{ "import-rpms", "import rpms from the given directory", command_import_rpms },
krh@43
   677
	{ "validate", "validate a package set", command_validate },
krh@44
   678
	{ "update", "update all or specified packages", command_update },
danw@129
   679
	{ "remove", "remove specified packages", command_remove },
krh@77
   680
	{ "diff", "show diff between two package sets", command_diff },
krh@151
   681
	{ "install", "install rpm", command_install },
krh@187
   682
	{ "init", "init razor root", command_init },
krh@187
   683
	{ "download", "download packages", command_download }
krh@43
   684
};
krh@43
   685
krh@43
   686
static int
krh@43
   687
usage(void)
krh@43
   688
{
krh@43
   689
	int i;
krh@43
   690
krh@43
   691
	printf("usage:\n");
krh@43
   692
	for (i = 0; i < ARRAY_SIZE(razor_commands); i++)
krh@43
   693
		printf("  %-20s%s\n",
krh@43
   694
		       razor_commands[i].name, razor_commands[i].description);
krh@43
   695
krh@43
   696
	return 1;
krh@43
   697
}
krh@43
   698
krh@43
   699
int
krh@43
   700
main(int argc, const char *argv[])
krh@43
   701
{
krh@43
   702
	char *repo;
krh@43
   703
	int i;
krh@43
   704
krh@43
   705
	repo = getenv("RAZOR_REPO");
krh@43
   706
	if (repo != NULL)
krh@43
   707
		repo_filename = repo;
krh@43
   708
krh@43
   709
	if (argc < 2)
krh@43
   710
		return usage();
krh@43
   711
krh@43
   712
	for (i = 0; i < ARRAY_SIZE(razor_commands); i++)
krh@43
   713
		if (strcmp(razor_commands[i].name, argv[1]) == 0)
krh@43
   714
			return razor_commands[i].func(argc - 2, argv + 2);
krh@43
   715
krh@43
   716
	return usage();
krh@43
   717
}