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Add support for MySQL transactions to aurblup.

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Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>
This commit is contained in:
Lukas Fleischer 2011-02-10 09:04:01 +01:00
parent 13bcc269ff
commit a64cd12feb
2 changed files with 19 additions and 0 deletions
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16
scripts/aurblup/aurblup.c
View file

@ -66,11 +66,22 @@ blacklist_sync(alpm_list_t *pkgs)
{ {
alpm_list_t *r, *p; alpm_list_t *r, *p;
#if MYSQL_USE_TRANSACTIONS
if (mysql_autocommit(c, 0))
mysql_die("failed to turn MySQL autocommit off: %s\n");
if (mysql_query(c, "START TRANSACTION;"))
mysql_die("failed to start MySQL transaction: %s\n");
if (mysql_query(c, "TRUNCATE TABLE PackageBlacklist;"))
mysql_die("failed to truncate MySQL table: %s\n");
#else
if (mysql_query(c, "LOCK TABLES PackageBlacklist WRITE;")) if (mysql_query(c, "LOCK TABLES PackageBlacklist WRITE;"))
mysql_die("failed to lock MySQL table: %s\n"); mysql_die("failed to lock MySQL table: %s\n");
if (mysql_query(c, "DELETE FROM PackageBlacklist;")) if (mysql_query(c, "DELETE FROM PackageBlacklist;"))
mysql_die("failed to clear MySQL table: %s\n"); mysql_die("failed to clear MySQL table: %s\n");
#endif
for (r = pkgs; r; r = alpm_list_next(r)) { for (r = pkgs; r; r = alpm_list_next(r)) {
pmpkg_t *pkg = alpm_list_getdata(r); pmpkg_t *pkg = alpm_list_getdata(r);
@ -86,8 +97,13 @@ blacklist_sync(alpm_list_t *pkgs)
} }
} }
#if MYSQL_USE_TRANSACTIONS
if (mysql_query(c, "COMMIT;"))
mysql_die("failed to commit MySQL transaction: %s\n");
#else
if (mysql_query(c, "UNLOCK TABLES;")) if (mysql_query(c, "UNLOCK TABLES;"))
mysql_die("failed to unlock MySQL tables: %s\n"); mysql_die("failed to unlock MySQL tables: %s\n");
#endif
} }
alpm_list_t * alpm_list_t *

3
scripts/aurblup/config.h.proto
View file

@ -6,6 +6,9 @@
#define CONFIG_KEY_PASSWD "AUR_db_pass" #define CONFIG_KEY_PASSWD "AUR_db_pass"
#define CONFIG_KEY_DB "AUR_db_name" #define CONFIG_KEY_DB "AUR_db_name"
/* unset this to use "LOCK TABLE" instead of transactions */
#define MYSQL_USE_TRANSACTIONS 1
/* libalpm options */ /* libalpm options */
#define ALPM_DBPATH "/var/lib/aurblup/" #define ALPM_DBPATH "/var/lib/aurblup/"
#define ALPM_MIRROR "ftp://mirrors.kernel.org/archlinux/%s/os/i686" #define ALPM_MIRROR "ftp://mirrors.kernel.org/archlinux/%s/os/i686"