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authorAndrew Gregory <andrew.gregory.8@gmail.com>2016-12-06 07:30:42 +0100
committerAllan McRae <allan@archlinux.org>2017-01-04 04:59:14 +0100
commit2c4511bdbe3599713811e54edbbd60e51d66ce3e (patch)
tree0e50ae3da409690190eedb64d27e205f522b4ecc /lib
parent1a2d5bee3bc8841f81db7a4d6b2d41a2363b93d6 (diff)
downloadpacman-2c4511bdbe3599713811e54edbbd60e51d66ce3e.tar.gz
pacman-2c4511bdbe3599713811e54edbbd60e51d66ce3e.tar.xz
extract db files with dbonly
Some database files (install, mtree, and changelog) are extracted directly from the package, but DBONLY was skipping extraction altogether, causing those files to be missing after the transaction. Fixes #52052 Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com> Signed-off-by: Allan McRae <allan@archlinux.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/libalpm/add.c112
1 files changed, 61 insertions, 51 deletions
diff --git a/lib/libalpm/add.c b/lib/libalpm/add.c
index 94acbfd0..c5bed817 100644
--- a/lib/libalpm/add.c
+++ b/lib/libalpm/add.c
@@ -405,6 +405,10 @@ static int commit_single_pkg(alpm_handle_t *handle, alpm_pkg_t *newpkg,
alpm_event_package_operation_t event;
const char *log_msg = "adding";
const char *pkgfile;
+ struct archive *archive;
+ struct archive_entry *entry;
+ int fd, cwdfd;
+ struct stat buf;
ASSERT(trans != NULL, return -1);
@@ -477,39 +481,44 @@ static int commit_single_pkg(alpm_handle_t *handle, alpm_pkg_t *newpkg,
goto cleanup;
}
- if(!(trans->flags & ALPM_TRANS_FLAG_DBONLY)) {
- struct archive *archive;
- struct archive_entry *entry;
- struct stat buf;
- int fd, cwdfd;
-
- _alpm_log(handle, ALPM_LOG_DEBUG, "extracting files\n");
+ fd = _alpm_open_archive(db->handle, pkgfile, &buf,
+ &archive, ALPM_ERR_PKG_OPEN);
+ if(fd < 0) {
+ ret = -1;
+ goto cleanup;
+ }
- fd = _alpm_open_archive(db->handle, pkgfile, &buf,
- &archive, ALPM_ERR_PKG_OPEN);
- if(fd < 0) {
- ret = -1;
- goto cleanup;
- }
+ /* save the cwd so we can restore it later */
+ OPEN(cwdfd, ".", O_RDONLY | O_CLOEXEC);
+ if(cwdfd < 0) {
+ _alpm_log(handle, ALPM_LOG_ERROR, _("could not get current working directory\n"));
+ }
- /* save the cwd so we can restore it later */
- OPEN(cwdfd, ".", O_RDONLY | O_CLOEXEC);
- if(cwdfd < 0) {
- _alpm_log(handle, ALPM_LOG_ERROR, _("could not get current working directory\n"));
+ /* libarchive requires this for extracting hard links */
+ if(chdir(handle->root) != 0) {
+ _alpm_log(handle, ALPM_LOG_ERROR, _("could not change directory to %s (%s)\n"),
+ handle->root, strerror(errno));
+ _alpm_archive_read_free(archive);
+ if(cwdfd >= 0) {
+ close(cwdfd);
}
+ close(fd);
+ ret = -1;
+ goto cleanup;
+ }
- /* libarchive requires this for extracting hard links */
- if(chdir(handle->root) != 0) {
- _alpm_log(handle, ALPM_LOG_ERROR, _("could not change directory to %s (%s)\n"),
- handle->root, strerror(errno));
- _alpm_archive_read_free(archive);
- if(cwdfd >= 0) {
- close(cwdfd);
+ if(trans->flags & ALPM_TRANS_FLAG_DBONLY) {
+ _alpm_log(handle, ALPM_LOG_DEBUG, "extracting db files\n");
+ while(archive_read_next_header(archive, &entry) == ARCHIVE_OK) {
+ const char *entryname = archive_entry_pathname(entry);
+ if(entryname[0] == '.') {
+ errors += extract_db_file(handle, archive, entry, newpkg, entryname);
+ } else {
+ archive_read_data_skip(archive);
}
- close(fd);
- ret = -1;
- goto cleanup;
}
+ } else {
+ _alpm_log(handle, ALPM_LOG_DEBUG, "extracting files\n");
/* call PROGRESS once with 0 percent, as we sort-of skip that here */
PROGRESS(handle, progress, newpkg->name, 0, pkg_count, pkg_current);
@@ -535,33 +544,34 @@ static int commit_single_pkg(alpm_handle_t *handle, alpm_pkg_t *newpkg,
/* extract the next file from the archive */
errors += extract_single_file(handle, archive, entry, newpkg, oldpkg);
}
- _alpm_archive_read_free(archive);
- close(fd);
+ }
- /* restore the old cwd if we have it */
- if(cwdfd >= 0) {
- if(fchdir(cwdfd) != 0) {
- _alpm_log(handle, ALPM_LOG_ERROR,
- _("could not restore working directory (%s)\n"), strerror(errno));
- }
- close(cwdfd);
+ _alpm_archive_read_free(archive);
+ close(fd);
+
+ /* restore the old cwd if we have it */
+ if(cwdfd >= 0) {
+ if(fchdir(cwdfd) != 0) {
+ _alpm_log(handle, ALPM_LOG_ERROR,
+ _("could not restore working directory (%s)\n"), strerror(errno));
}
+ close(cwdfd);
+ }
- if(errors) {
- ret = -1;
- if(is_upgrade) {
- _alpm_log(handle, ALPM_LOG_ERROR, _("problem occurred while upgrading %s\n"),
- newpkg->name);
- alpm_logaction(handle, ALPM_CALLER_PREFIX,
- "error: problem occurred while upgrading %s\n",
- newpkg->name);
- } else {
- _alpm_log(handle, ALPM_LOG_ERROR, _("problem occurred while installing %s\n"),
- newpkg->name);
- alpm_logaction(handle, ALPM_CALLER_PREFIX,
- "error: problem occurred while installing %s\n",
- newpkg->name);
- }
+ if(errors) {
+ ret = -1;
+ if(is_upgrade) {
+ _alpm_log(handle, ALPM_LOG_ERROR, _("problem occurred while upgrading %s\n"),
+ newpkg->name);
+ alpm_logaction(handle, ALPM_CALLER_PREFIX,
+ "error: problem occurred while upgrading %s\n",
+ newpkg->name);
+ } else {
+ _alpm_log(handle, ALPM_LOG_ERROR, _("problem occurred while installing %s\n"),
+ newpkg->name);
+ alpm_logaction(handle, ALPM_CALLER_PREFIX,
+ "error: problem occurred while installing %s\n",
+ newpkg->name);
}
}