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authorTimo Teras <timo.teras@iki.fi>2009-06-29 11:22:55 +0300
committerTimo Teras <timo.teras@iki.fi>2009-06-29 11:22:55 +0300
commit9858ffff69ce2e3df353b2c1e65a987c58f32fac (patch)
treeb9ecaccfb8f9e3f67a4ccb2ce7cb3f699f7e7f5c /src/database.c
parent233918e518f72e469ba39206abf70250bd6fc54a (diff)
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cache: new applet (ref #49)
Administrative tool to download or delete files to/from the cache.
Diffstat (limited to 'src/database.c')
-rw-r--r--src/database.c54
1 files changed, 39 insertions, 15 deletions
diff --git a/src/database.c b/src/database.c
index 28da3b9..fda50db 100644
--- a/src/database.c
+++ b/src/database.c
@@ -25,7 +25,7 @@
#include "apk_state.h"
#include "apk_applet.h"
-static const char * const apk_index_gz = "APK_INDEX.gz";
+const char * const apk_index_gz = "APK_INDEX.gz";
static const char * const apk_static_cache_dir = "var/lib/apk";
static const char * const apk_linked_cache_dir = "etc/apk/cache";
@@ -832,6 +832,11 @@ void apk_db_close(struct apk_database *db)
free(db->root);
}
+int apk_db_cache_active(struct apk_database *db)
+{
+ return db->cache_dir != apk_static_cache_dir;
+}
+
struct apk_package *apk_db_get_pkg(struct apk_database *db, csum_t sum)
{
return apk_hash_get(&db->available.packages,
@@ -908,7 +913,8 @@ static void apk_db_cache_get_name(char *buf, size_t bufsz,
{
char csumstr[sizeof(csum_t)*2+1];
- apk_hexdump_format(sizeof(csumstr), csumstr, APK_BLOB_BUF(csum));
+ apk_hexdump_format(sizeof(csumstr), csumstr,
+ APK_BLOB_PTR_LEN((void *)csum, sizeof(csum_t)));
snprintf(buf, bufsz, "%s/%s/%s.%s%s",
db->root, db->cache_dir, csumstr, file, temp ? ".new" : "");
}
@@ -935,32 +941,49 @@ static struct apk_bstream *apk_repository_file_open(struct apk_repository *repo,
return apk_bstream_from_url(tmp);
}
-int apk_repository_update(struct apk_database *db, struct apk_repository *repo)
+int apk_cache_download(struct apk_database *db, csum_t csum,
+ const char *url, const char *item)
{
char tmp[256], tmp2[256];
int r;
- if (!csum_valid(repo->url_csum))
- return 0;
-
- apk_message("fetch index %s", repo->url);
+ snprintf(tmp, sizeof(tmp), "%s/%s", url, item);
+ apk_message("fetch %s", tmp);
- snprintf(tmp, sizeof(tmp), "%s/%s", repo->url, apk_index_gz);
- apk_db_cache_get_name(tmp2, sizeof(tmp2), db, repo->url_csum,
- apk_index_gz, TRUE);
+ if (apk_flags & APK_SIMULATE)
+ return 0;
+ apk_db_cache_get_name(tmp2, sizeof(tmp2), db, csum, item, TRUE);
r = apk_url_download(tmp, tmp2);
if (r < 0)
return r;
- apk_db_cache_get_name(tmp, sizeof(tmp), db, repo->url_csum,
- apk_index_gz, FALSE);
+ apk_db_cache_get_name(tmp, sizeof(tmp), db, csum, item, FALSE);
if (rename(tmp2, tmp) < 0)
return -errno;
return 0;
}
+int apk_cache_exists(struct apk_database *db, csum_t csum, const char *item)
+{
+ char tmp[256];
+
+ if (db->root == NULL)
+ return 0;
+
+ apk_db_cache_get_name(tmp, sizeof(tmp), db, csum, item, FALSE);
+ return access(tmp, R_OK | W_OK) == 0;
+}
+
+int apk_repository_update(struct apk_database *db, struct apk_repository *repo)
+{
+ if (!csum_valid(repo->url_csum))
+ return 0;
+
+ return apk_cache_download(db, repo->url_csum, repo->url, apk_index_gz);
+}
+
int apk_repository_update_all(struct apk_database *db)
{
int i, ret;
@@ -1238,7 +1261,7 @@ static int apk_db_unpack_pkg(struct apk_database *db,
struct install_ctx ctx;
struct apk_bstream *bs = NULL;
char pkgname[256], file[256];
- int i, need_copy = TRUE;
+ int i, need_copy = FALSE;
size_t length;
snprintf(pkgname, sizeof(pkgname), "%s-%s.apk",
@@ -1258,8 +1281,7 @@ static int apk_db_unpack_pkg(struct apk_database *db,
}
repo = &db->repos[i];
- if (db->cache_dir != apk_static_cache_dir &&
- csum_valid(repo->url_csum))
+ if (apk_db_cache_active(db) && csum_valid(repo->url_csum))
bs = apk_db_cache_open(db, newpkg->csum, pkgname);
if (bs == NULL) {
@@ -1273,6 +1295,8 @@ static int apk_db_unpack_pkg(struct apk_database *db,
bs = apk_bstream_from_file(newpkg->filename);
need_copy = TRUE;
}
+ if (!apk_db_cache_active(db))
+ need_copy = FALSE;
if (need_copy) {
apk_db_cache_get_name(file, sizeof(file), db, newpkg->csum,
pkgname, TRUE);