[libvirt] [PATCHv2] svirt: Label serial sockets (RHBZ#853393).

[Richard W.M. Jones]

From: "Richard W.M. Jones" <rjones at redhat.com>

libvirt skips labelling these, for unknown reasons.  This breaks
libguestfs.  Adding this and some SELinux rules (RHBZ#857453) fixes
everything for me.
---
 src/security/security_selinux.c |   17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/security/security_selinux.c b/src/security/security_selinux.c
index a7e2420..4214105 100644
--- a/src/security/security_selinux.c
+++ b/src/security/security_selinux.c
@@ -1233,6 +1233,14 @@ virSecuritySELinuxSetSecurityChardevLabel(virDomainDefPtr def,
         ret = virSecuritySELinuxSetFilecon(dev->data.file.path, secdef->imagelabel);
         break;
 
+    case VIR_DOMAIN_CHR_TYPE_UNIX:
+        if (!dev->data.nix.listen) {
+            if (virSecuritySELinuxSetFilecon(dev->data.file.path, secdef->imagelabel) < 0)
+                goto done;
+        }
+        ret = 0;
+        break;
+
     case VIR_DOMAIN_CHR_TYPE_PIPE:
         if ((virAsprintf(&in, "%s.in", dev->data.file.path) < 0) ||
             (virAsprintf(&out, "%s.out", dev->data.file.path) < 0)) {
@@ -1284,6 +1292,15 @@ virSecuritySELinuxRestoreSecurityChardevLabel(virDomainDefPtr def,
             goto done;
         ret = 0;
         break;
+
+    case VIR_DOMAIN_CHR_TYPE_UNIX:
+        if (!dev->data.nix.listen) {
+            if (virSecuritySELinuxRestoreSecurityFileLabel(dev->data.file.path) < 0)
+                goto done;
+        }
+        ret = 0;
+        break;
+
     case VIR_DOMAIN_CHR_TYPE_PIPE:
         if ((virAsprintf(&out, "%s.out", dev->data.file.path) < 0) ||
             (virAsprintf(&in, "%s.in", dev->data.file.path) < 0)) {
-- 
1.7.10.4