diff options
Diffstat (limited to 'daemons')
| -rw-r--r-- | daemons/dmeventd/plugins/snapshot/dmeventd_snapshot.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/daemons/dmeventd/plugins/snapshot/dmeventd_snapshot.c b/daemons/dmeventd/plugins/snapshot/dmeventd_snapshot.c index f864bb457..d9bef5c74 100644 --- a/daemons/dmeventd/plugins/snapshot/dmeventd_snapshot.c +++ b/daemons/dmeventd/plugins/snapshot/dmeventd_snapshot.c @@ -84,6 +84,41 @@ static int _extend(const char *cmd) return dmeventd_lvm2_run_with_lock(cmd); } +#ifdef SNAPSHOT_REMOVE +/* Remove invalid snapshot from dm-table */ +/* Experimental for now and not used by default */ +static int _remove(const char *uuid) +{ + int r = 1; + uint32_t cookie = 0; + struct dm_task *dmt; + + if (!(dmt = dm_task_create(DM_DEVICE_REMOVE))) + return 0; + + if (!dm_task_set_uuid(dmt, uuid)) { + r = 0; + goto_out; + } + + dm_task_retry_remove(dmt); + + if (!dm_task_set_cookie(dmt, &cookie, 0)) { + r = 0; + goto_out; + } + + if (!dm_task_run(dmt)) { + r = 0; + goto_out; + } +out: + dm_task_destroy(dmt); + + return r; +} +#endif /* SNAPSHOT_REMOVE */ + static void _umount(const char *device, int major, int minor) { FILE *mounts; @@ -164,6 +199,10 @@ void process_event(struct dm_task *dmt, state->percent_check = 0; if (dm_task_get_info(dmt, &info)) _umount(device, info.major, info.minor); +#ifdef SNAPSHOT_REMOVE + /* Maybe configurable ? */ + _remove(dm_task_get_uuid(dmt)); +#endif goto out; } |