/** Needed by the post-create hook. */
static char *path_to_last_complete_snapshot;
/** \sa \ref snap.h for details. */
-static unsigned snapshot_creation_status;
+enum hook_status snapshot_creation_status;
/** \sa \ref snap.h for details. */
-static unsigned snapshot_removal_status;
+enum hook_status snapshot_removal_status;
DEFINE_DSS_ERRLIST;
struct snapshot *s = NULL;
struct snapshot_list sl;
- assert(snapshot_creation_status == SCS_READY);
+ assert(snapshot_creation_status == HS_READY);
current_snapshot_creation_time = 0;
dss_get_snapshot_list(&sl);
FOR_EACH_SNAPSHOT(s, i, &sl) {
int ret, fds[3] = {0, 0, 0};
if (!conf.pre_create_hook_given) {
- snapshot_creation_status = SCS_PRE_HOOK_SUCCESS;
+ snapshot_creation_status = HS_PRE_SUCCESS;
return 0;
}
DSS_DEBUG_LOG("executing %s\n", conf.pre_create_hook_arg);
conf.pre_create_hook_arg, fds);
if (ret < 0)
return ret;
- snapshot_creation_status = SCS_PRE_HOOK_RUNNING;
+ snapshot_creation_status = HS_PRE_RUNNING;
return ret;
}
char *cmd;
if (!conf.post_create_hook_given) {
- snapshot_creation_status = SCS_READY;
+ snapshot_creation_status = HS_READY;
compute_next_snapshot_time();
return 0;
}
free(cmd);
if (ret < 0)
return ret;
- snapshot_creation_status = SCS_POST_HOOK_RUNNING;
+ snapshot_creation_status = HS_POST_RUNNING;
return ret;
}
if (!WIFEXITED(status)) {
DSS_ERROR_LOG("rsync process %d died involuntary\n", (int)create_pid);
ret = -E_INVOLUNTARY_EXIT;
- snapshot_creation_status = SCS_READY;
+ snapshot_creation_status = HS_READY;
compute_next_snapshot_time();
goto out;
}
if (es == 13) { /* Errors with program diagnostics */
DSS_WARNING_LOG("rsync process %d returned %d -- restarting\n",
(int)create_pid, es);
- snapshot_creation_status = SCS_RSYNC_NEEDS_RESTART;
+ snapshot_creation_status = HS_NEEDS_RESTART;
gettimeofday(&next_snapshot_time, NULL);
next_snapshot_time.tv_sec += 60;
ret = 1;
if (es != 0 && es != 23 && es != 24) {
DSS_ERROR_LOG("rsync process %d returned %d\n", (int)create_pid, es);
ret = -E_BAD_EXIT_CODE;
- snapshot_creation_status = SCS_READY;
+ snapshot_creation_status = HS_READY;
compute_next_snapshot_time();
goto out;
}
ret = rename_incomplete_snapshot(current_snapshot_creation_time);
if (ret < 0)
goto out;
- snapshot_creation_status = SCS_RSYNC_SUCCESS;
+ snapshot_creation_status = HS_SUCCESS;
out:
create_pid = 0;
create_process_stopped = 0;
static int warn_count;
if (!WIFEXITED(status)) {
- snapshot_creation_status = SCS_READY;
+ snapshot_creation_status = HS_READY;
compute_next_snapshot_time();
ret = -E_INVOLUNTARY_EXIT;
goto out;
DSS_NOTICE_LOG("deferring snapshot creation...\n");
warn_count = 60; /* warn only once per hour */
}
- snapshot_creation_status = SCS_READY;
+ snapshot_creation_status = HS_READY;
compute_next_snapshot_time();
ret = 0;
goto out;
}
warn_count = 0;
- snapshot_creation_status = SCS_PRE_HOOK_SUCCESS;
+ snapshot_creation_status = HS_PRE_SUCCESS;
ret = 1;
out:
create_pid = 0;
if (pid == create_pid) {
switch (snapshot_creation_status) {
- case SCS_PRE_HOOK_RUNNING:
+ case HS_PRE_RUNNING:
return handle_pre_create_hook_exit(status);
- case SCS_RSYNC_RUNNING:
+ case HS_RUNNING:
return handle_rsync_exit(status);
- case SCS_POST_HOOK_RUNNING:
- snapshot_creation_status = SCS_READY;
+ case HS_POST_RUNNING:
+ snapshot_creation_status = HS_READY;
compute_next_snapshot_time();
return 1;
default:
ret = dss_exec(&create_pid, argv[0], argv, fds);
if (ret < 0)
return ret;
- snapshot_creation_status = SCS_RSYNC_RUNNING;
+ snapshot_creation_status = HS_RUNNING;
return ret;
}
if (tv_diff(&next_snapshot_time, &now, NULL) > 0)
continue;
switch (snapshot_creation_status) {
- case SCS_READY:
+ case HS_READY:
ret = pre_create_hook();
if (ret < 0)
goto out;
continue;
- case SCS_PRE_HOOK_RUNNING:
+ case HS_PRE_RUNNING:
continue;
- case SCS_RSYNC_NEEDS_RESTART:
+ case HS_NEEDS_RESTART:
ret = create_snapshot(rsync_argv);
if (ret < 0)
goto out;
continue;
- case SCS_PRE_HOOK_SUCCESS:
+ case HS_PRE_SUCCESS:
free_rsync_argv(rsync_argv);
create_rsync_argv(&rsync_argv, ¤t_snapshot_creation_time);
ret = create_snapshot(rsync_argv);
if (ret < 0)
goto out;
continue;
- case SCS_RSYNC_RUNNING:
+ case HS_RUNNING:
continue;
- case SCS_RSYNC_SUCCESS:
+ case HS_SUCCESS:
ret = post_create_hook();
if (ret < 0)
goto out;
continue;
- case SCS_POST_HOOK_RUNNING:
+ case HS_POST_RUNNING:
continue;
}
}