From 6542d4ca2c69c7275ce8fc4fe6df185595a97ed6 Mon Sep 17 00:00:00 2001 From: Timo Teräs Date: Mon, 27 Feb 2017 11:12:42 +0200 Subject: db: allow overriding cache location --- src/apk.c | 5 +++++ src/apk_database.h | 1 + src/database.c | 14 +++++++------- 3 files changed, 13 insertions(+), 7 deletions(-) diff --git a/src/apk.c b/src/apk.c index 1dab55d..37cc4e9 100644 --- a/src/apk.c +++ b/src/apk.c @@ -130,6 +130,9 @@ static int option_parse_global(void *ctx, struct apk_db_options *dbopts, int opt case 0x115: apk_flags |= APK_NO_CACHE; break; + case 0x116: + dbopts->cache_dir = optarg; + break; case 0x112: dbopts->arch = optarg; break; @@ -180,6 +183,8 @@ static const struct apk_option options_global[] = { required_argument, "REPOFILE" }, { 0x109, "no-network", "Do not use network (cache is still used)" }, { 0x115, "no-cache", "Read uncached index from network" }, + { 0x116, "cache-dir", "Override cache directory", + required_argument, "CACHEDIR" }, { 0x112, "arch", "Use architecture with --root", required_argument, "ARCH" }, { 0x114, "print-arch", "Print default arch and exit" }, diff --git a/src/apk_database.h b/src/apk_database.h index 27714d8..80d7432 100644 --- a/src/apk_database.h +++ b/src/apk_database.h @@ -125,6 +125,7 @@ struct apk_db_options { const char *root; const char *arch; const char *keys_dir; + const char *cache_dir; const char *repositories_file; struct list_head repository_list; }; diff --git a/src/database.c b/src/database.c index c505dba..e3ced7d 100644 --- a/src/database.c +++ b/src/database.c @@ -53,7 +53,6 @@ static apk_blob_t tmpprefix = { .len=8, .ptr = ".apknew." }; static const char * const apkindex_tar_gz = "APKINDEX.tar.gz"; static const char * const apk_static_cache_dir = "var/cache/apk"; -static const char * const apk_linked_cache_dir = "etc/apk/cache"; static const char * const apk_world_file = "etc/apk/world"; static const char * const apk_world_file_tmp = "etc/apk/world.new"; @@ -598,7 +597,7 @@ int apk_repo_format_real_url(struct apk_database *db, struct apk_repository *rep int apk_repo_format_item(struct apk_database *db, struct apk_repository *repo, struct apk_package *pkg, int *fd, char *buf, size_t len) { - if (repo->url == apk_linked_cache_dir) { + if (repo->url == db->repos[APK_REPOSITORY_CACHED].url) { *fd = db->cache_fd; return apk_pkg_format_cache_pkg(APK_BLOB_PTR_LEN(buf, len), pkg); } else { @@ -1403,10 +1402,10 @@ static int add_repos_from_file(void *ctx, int dirfd, const char *file) return 0; } -static void apk_db_setup_repositories(struct apk_database *db) +static void apk_db_setup_repositories(struct apk_database *db, const char *cache_dir) { db->repos[APK_REPOSITORY_CACHED] = (struct apk_repository) { - .url = apk_linked_cache_dir, + .url = cache_dir, .csum.data = { 0xb0,0x35,0x92,0x80,0x6e,0xfa,0xbf,0xee,0xb7,0x09, 0xf5,0xa7,0x0a,0x7c,0x17,0x26,0x69,0xb0,0x05,0x38 }, @@ -1494,6 +1493,7 @@ int apk_db_open(struct apk_database *db, struct apk_db_options *dbopts) r = -1; goto ret_r; } + if (!dbopts->cache_dir) dbopts->cache_dir = "etc/apk/cache"; apk_hash_init(&db->available.names, &pkg_name_hash_ops, 20000); apk_hash_init(&db->available.packages, &pkg_info_hash_ops, 10000); @@ -1505,7 +1505,7 @@ int apk_db_open(struct apk_database *db, struct apk_db_options *dbopts) apk_protected_path_array_init(&db->protected_paths); db->permanent = 1; - apk_db_setup_repositories(db); + apk_db_setup_repositories(db, dbopts->cache_dir); db->root = strdup(dbopts->root ?: "/"); db->root_fd = openat(AT_FDCWD, db->root, O_RDONLY | O_CLOEXEC); @@ -1592,9 +1592,9 @@ int apk_db_open(struct apk_database *db, struct apk_db_options *dbopts) add_protected_paths_from_file, db); /* figure out where to have the cache */ - fd = openat(db->root_fd, apk_linked_cache_dir, O_RDONLY | O_CLOEXEC); + fd = openat(db->root_fd, dbopts->cache_dir, O_RDONLY | O_CLOEXEC); if (fd >= 0) { - db->cache_dir = apk_linked_cache_dir; + db->cache_dir = dbopts->cache_dir; db->cache_fd = fd; db->cache_remount_flags = map_statfs_flags(stfs.f_flags); if ((dbopts->open_flags & (APK_OPENF_WRITE | APK_OPENF_CACHE_WRITE)) && -- cgit v1.2.3-60-g2f50