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author | Zdenek Kabelac <zkabelac@redhat.com> | 2017-01-23 14:23:24 +0100 |
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committer | Zdenek Kabelac <zkabelac@redhat.com> | 2017-01-23 14:55:47 +0100 |
commit | 836eb122cec35c1f00281968d92f9d85e67652d7 (patch) | |
tree | c278b64cc3fc4d595c116eb51b5900ecf7a377b4 | |
parent | 4a7f2155c1d6bd5df1226632c5c5d5631c5abc97 (diff) | |
download | lvm2-836eb122cec35c1f00281968d92f9d85e67652d7.tar.gz |
dmeventd_thind: set LVM_RUN_BY_DMEVENTD
Set LVM_RUN_BY_DMEVENTD envvar to expose the command is runing from
dmeventd environment.
-rw-r--r-- | daemons/dmeventd/plugins/thin/dmeventd_thin.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/daemons/dmeventd/plugins/thin/dmeventd_thin.c b/daemons/dmeventd/plugins/thin/dmeventd_thin.c index a6a534daf..f5519712b 100644 --- a/daemons/dmeventd/plugins/thin/dmeventd_thin.c +++ b/daemons/dmeventd/plugins/thin/dmeventd_thin.c @@ -69,19 +69,23 @@ DM_EVENT_LOG_FN("thin") static int _run_command(struct dso_state *state) { - char val[2][36]; - char *env[] = { val[0], val[1], NULL }; + char val[3][36]; + char *env[] = { val[0], val[1], val[2], NULL }; int i; + /* Mark for possible lvm2 command we are running from dmeventd + * lvm2 will not try to talk back to dmeventd while processing it */ + (void) dm_snprintf(val[0], sizeof(val[0]), "LVM_RUN_BY_DMEVENTD=1"); + if (state->data_percent) { /* Prepare some known data to env vars for easy use */ - (void) dm_snprintf(val[0], sizeof(val[0]), "DMEVENTD_THIN_POOL_DATA=%d", + (void) dm_snprintf(val[1], sizeof(val[1]), "DMEVENTD_THIN_POOL_DATA=%d", state->data_percent / DM_PERCENT_1); - (void) dm_snprintf(val[1], sizeof(val[1]), "DMEVENTD_THIN_POOL_METADATA=%d", + (void) dm_snprintf(val[2], sizeof(val[2]), "DMEVENTD_THIN_POOL_METADATA=%d", state->metadata_percent / DM_PERCENT_1); } else { /* For an error event it's for a user to check status and decide */ - env[0] = NULL; + env[1] = NULL; log_debug("Error event processing"); } |