Gitweb:
http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=eca964b554e371...
Commit: eca964b554e371f699758ebfa0837f2e7a8cba87
Parent: d80f9a107fc869d541a36c8c9d12c32589c34c12
Author: Zdenek Kabelac <zkabelac(a)redhat.com>
AuthorDate: Wed Jan 18 09:56:15 2017 +0100
Committer: Zdenek Kabelac <zkabelac(a)redhat.com>
CommitterDate: Fri Jan 20 23:55:50 2017 +0100
dmeventd_thin: handling of internal command
---
daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c | 16 ++++++++++++++++
1 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c
b/daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c
index 0cca98f..930f9fc 100644
--- a/daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c
+++ b/daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c
@@ -121,6 +121,7 @@ int dmeventd_lvm2_run(const char *cmdline)
int dmeventd_lvm2_command(struct dm_pool *mem, char *buffer, size_t size,
const char *cmd, const char *device)
{
+ static char _internal_prefix[] = "_dmeventd_";
char *vg = NULL, *lv = NULL, *layer;
int r;
@@ -135,6 +136,21 @@ int dmeventd_lvm2_command(struct dm_pool *mem, char *buffer, size_t
size,
(layer = strstr(lv, "_mlog")))
*layer = '\0';
+ if (!strncmp(cmd, _internal_prefix, sizeof(_internal_prefix) - 1)) {
+ dmeventd_lvm2_lock();
+ /* output of internal command passed via env var */
+ if (!dmeventd_lvm2_run(cmd))
+ cmd = NULL;
+ else if ((cmd = getenv(cmd)))
+ cmd = dm_pool_strdup(mem, cmd); /* copy with lock */
+ dmeventd_lvm2_unlock();
+
+ if (!cmd) {
+ log_error("Unable to find configured command.");
+ return 0;
+ }
+ }
+
r = dm_snprintf(buffer, size, "%s %s/%s", cmd, vg, lv);
dm_pool_free(mem, vg);