From: Zdenek Kabelac <zkabelac@redhat.com>
Date: Wed, 18 Jan 2017 08:53:46 +0000 (+0100)
Subject: lvmcmd2lib: support new command
X-Git-Tag: v2_02_169~491
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=d80f9a107fc869d541a36c8c9d12c32589c34c12;p=lvm2.git

lvmcmd2lib: support new command

Internal command which reads lvm.conf settins and passes it
via envvar to dmeventd monitoring thread.
---

diff --git a/WHATS_NEW b/WHATS_NEW
index e5b735fdf..94411ae08 100644
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,5 +1,6 @@
 Version 2.02.169 - 
 =====================================
+  Support new internal command _dmeventd_thin_command.
   Introduce new dmeventd/thin_command configurable setting.
   Use new default units 'r' for displaying sizes.
   Also unmount mount point on top of MD device if using blkdeactivate -u.
diff --git a/tools/lvmcmdlib.c b/tools/lvmcmdlib.c
index 276c8b357..024376826 100644
--- a/tools/lvmcmdlib.c
+++ b/tools/lvmcmdlib.c
@@ -83,7 +83,10 @@ int lvm2_run(void *handle, const char *cmdline)
 		memlock_inc_daemon(cmd);
 	} else if (!strcmp(cmdline, "_memlock_dec"))
 		memlock_dec_daemon(cmd);
-	else
+	else if (!strcmp(cmdline, "_dmeventd_thin_command")) {
+		if (setenv(cmdline, find_config_tree_str(cmd, dmeventd_thin_command_CFG, NULL), 1))
+			ret = ECMD_FAILED;
+	} else
 		ret = lvm_run_command(cmd, argc, argv);
 
       out: