mirror of
https://github.com/moparisthebest/pacman
synced 2024-12-22 15:58:50 -05:00
Only download sync databases
As the sync databases are read directly from the tarball, we no longer need to extract them. Signed-off-by: Allan McRae <allan@archlinux.org>
This commit is contained in:
Allan McRae
parent
4a8e396a58
commit
149ab6b272
@ -40,116 +40,6 @@
|
||||
#include "deps.h"
|
||||
#include "dload.h"
|
||||
|
||||
/* create list of directories in db */
|
||||
static int dirlist_from_tar(const char *archive, alpm_list_t **dirlist)
|
||||
{
|
||||
struct archive *_archive;
|
||||
struct archive_entry *entry;
|
||||
|
||||
if((_archive = archive_read_new()) == NULL)
|
||||
RET_ERR(PM_ERR_LIBARCHIVE, -1);
|
||||
|
||||
archive_read_support_compression_all(_archive);
|
||||
archive_read_support_format_all(_archive);
|
||||
|
||||
if(archive_read_open_filename(_archive, archive,
|
||||
ARCHIVE_DEFAULT_BYTES_PER_BLOCK) != ARCHIVE_OK) {
|
||||
_alpm_log(PM_LOG_ERROR, _("could not open %s: %s\n"), archive,
|
||||
archive_error_string(_archive));
|
||||
RET_ERR(PM_ERR_PKG_OPEN, -1);
|
||||
}
|
||||
|
||||
while(archive_read_next_header(_archive, &entry) == ARCHIVE_OK) {
|
||||
const struct stat *st;
|
||||
const char *entryname; /* the name of the file in the archive */
|
||||
|
||||
st = archive_entry_stat(entry);
|
||||
entryname = archive_entry_pathname(entry);
|
||||
|
||||
if(S_ISDIR(st->st_mode)) {
|
||||
char *name = strdup(entryname);
|
||||
*dirlist = alpm_list_add(*dirlist, name);
|
||||
}
|
||||
}
|
||||
archive_read_finish(_archive);
|
||||
|
||||
*dirlist = alpm_list_msort(*dirlist, alpm_list_count(*dirlist), _alpm_str_cmp);
|
||||
return(0);
|
||||
}
|
||||
|
||||
static int is_dir(const char *path, struct dirent *entry)
|
||||
{
|
||||
#ifdef DT_DIR
|
||||
return(entry->d_type == DT_DIR);
|
||||
#else
|
||||
char buffer[PATH_MAX];
|
||||
snprintf(buffer, PATH_MAX, "%s/%s", path, entry->d_name);
|
||||
|
||||
struct stat sbuf;
|
||||
if (!stat(buffer, &sbuf)) {
|
||||
return(S_ISDIR(sbuf.st_mode));
|
||||
}
|
||||
|
||||
return(0);
|
||||
#endif
|
||||
}
|
||||
|
||||
/* create list of directories in db */
|
||||
static int dirlist_from_fs(const char *syncdbpath, alpm_list_t **dirlist)
|
||||
{
|
||||
DIR *dbdir;
|
||||
struct dirent *ent = NULL;
|
||||
|
||||
dbdir = opendir(syncdbpath);
|
||||
if (dbdir != NULL) {
|
||||
while((ent = readdir(dbdir)) != NULL) {
|
||||
char *name = ent->d_name;
|
||||
size_t len;
|
||||
char *entry;
|
||||
|
||||
if(strcmp(name, ".") == 0 || strcmp(name, "..") == 0) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if(!is_dir(syncdbpath, ent)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
len = strlen(name);
|
||||
MALLOC(entry, len + 2, RET_ERR(PM_ERR_MEMORY, -1));
|
||||
strcpy(entry, name);
|
||||
entry[len] = '/';
|
||||
entry[len+1] = '\0';
|
||||
*dirlist = alpm_list_add(*dirlist, entry);
|
||||
}
|
||||
closedir(dbdir);
|
||||
}
|
||||
|
||||
*dirlist = alpm_list_msort(*dirlist, alpm_list_count(*dirlist), _alpm_str_cmp);
|
||||
return(0);
|
||||
}
|
||||
|
||||
/* remove old directories from dbdir */
|
||||
static int remove_olddir(const char *syncdbpath, alpm_list_t *dirlist)
|
||||
{
|
||||
alpm_list_t *i;
|
||||
for (i = dirlist; i; i = i->next) {
|
||||
const char *name = i->data;
|
||||
char *dbdir;
|
||||
size_t len = strlen(syncdbpath) + strlen(name) + 2;
|
||||
MALLOC(dbdir, len, RET_ERR(PM_ERR_MEMORY, -1));
|
||||
snprintf(dbdir, len, "%s%s", syncdbpath, name);
|
||||
_alpm_log(PM_LOG_DEBUG, "removing: %s\n", dbdir);
|
||||
if(_alpm_rmrf(dbdir) != 0) {
|
||||
_alpm_log(PM_LOG_ERROR, _("could not remove database directory %s\n"), dbdir);
|
||||
free(dbdir);
|
||||
RET_ERR(PM_ERR_DB_REMOVE, -1);
|
||||
}
|
||||
free(dbdir);
|
||||
}
|
||||
return(0);
|
||||
}
|
||||
|
||||
/** Update a package database
|
||||
*
|
||||
* An update of the package database \a db will be attempted. Unless
|
||||
@ -190,10 +80,8 @@ static int remove_olddir(const char *syncdbpath, alpm_list_t *dirlist)
|
||||
*/
|
||||
int SYMEXPORT alpm_db_update(int force, pmdb_t *db)
|
||||
{
|
||||
char *dbfile, *dbfilepath, *syncpath;
|
||||
const char *dbpath, *syncdbpath;
|
||||
alpm_list_t *newdirlist = NULL, *olddirlist = NULL;
|
||||
alpm_list_t *onlynew = NULL, *onlyold = NULL;
|
||||
char *dbfile, *syncpath;
|
||||
const char *dbpath;
|
||||
size_t len;
|
||||
int ret;
|
||||
|
||||
@ -236,58 +124,9 @@ int SYMEXPORT alpm_db_update(int force, pmdb_t *db)
|
||||
return(-1);
|
||||
}
|
||||
|
||||
syncdbpath = _alpm_db_path(db);
|
||||
|
||||
/* form the path to the db location */
|
||||
len = strlen(dbpath) + strlen(db->treename) + 9;
|
||||
MALLOC(dbfilepath, len, RET_ERR(PM_ERR_MEMORY, -1));
|
||||
sprintf(dbfilepath, "%ssync/%s.db", dbpath, db->treename);
|
||||
|
||||
if(force) {
|
||||
/* if forcing update, remove the old dir and extract the db */
|
||||
if(_alpm_rmrf(syncdbpath) != 0) {
|
||||
_alpm_log(PM_LOG_ERROR, _("could not remove database %s\n"), db->treename);
|
||||
RET_ERR(PM_ERR_DB_REMOVE, -1);
|
||||
} else {
|
||||
_alpm_log(PM_LOG_DEBUG, "database dir %s removed\n", _alpm_db_path(db));
|
||||
}
|
||||
} else {
|
||||
/* if not forcing, only remove and extract what is necessary */
|
||||
ret = dirlist_from_tar(dbfilepath, &newdirlist);
|
||||
if(ret) {
|
||||
goto cleanup;
|
||||
}
|
||||
ret = dirlist_from_fs(syncdbpath, &olddirlist);
|
||||
if(ret) {
|
||||
goto cleanup;
|
||||
}
|
||||
|
||||
alpm_list_diff_sorted(olddirlist, newdirlist, _alpm_str_cmp, &onlyold, &onlynew);
|
||||
|
||||
ret = remove_olddir(syncdbpath, onlyold);
|
||||
if(ret) {
|
||||
goto cleanup;
|
||||
}
|
||||
}
|
||||
|
||||
/* Cache needs to be rebuilt */
|
||||
_alpm_db_free_pkgcache(db);
|
||||
|
||||
checkdbdir(db);
|
||||
ret = _alpm_unpack(dbfilepath, syncdbpath, onlynew, 0);
|
||||
|
||||
cleanup:
|
||||
FREELIST(newdirlist);
|
||||
FREELIST(olddirlist);
|
||||
alpm_list_free(onlynew);
|
||||
alpm_list_free(onlyold);
|
||||
|
||||
free(dbfilepath);
|
||||
|
||||
if(ret) {
|
||||
RET_ERR(PM_ERR_SYSTEM, -1);
|
||||
}
|
||||
|
||||
return(0);
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user