From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 20 Nov 2013 02:44:11 +0000 (+0100)
Subject: manager: don't do plymouth in a container
X-Git-Tag: v209~1379
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=3772995afa7df42c3a332fb085a27cb5d266b893

manager: don't do plymouth in a container

Given that plymouth listens on an abstract namespace socket and if
CLONE_NEWNET is not used the abstract namespace is shared with the host
we might actually end up send plymouth data to the host.
---

diff --git a/src/core/manager.c b/src/core/manager.c
index 86de0e3fb..dd0d83d11 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -1806,6 +1806,9 @@ void manager_send_unit_plymouth(Manager *m, Unit *u) {
         if (m->running_as != SYSTEMD_SYSTEM)
                 return;
 
+        if (detect_container(NULL) > 0)
+                return;
+
         if (u->type != UNIT_SERVICE &&
             u->type != UNIT_MOUNT &&
             u->type != UNIT_SWAP)