[libvirt] [PATCH 01/11] security: Always spawn process for transactions

Michal Privoznik mprivozn at redhat.com
Tue Oct 2 15:36:26 UTC 2018


In the next commit the virSecurityManagerMetadataLock() is going
to be turned thread unsafe. Therefore, we have to spawn a
separate process for it. Always.

Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
---
 src/security/security_dac.c     | 12 ++++++------
 src/security/security_selinux.c | 12 ++++++------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/src/security/security_dac.c b/src/security/security_dac.c
index da4a6c72fe..21db3b9684 100644
--- a/src/security/security_dac.c
+++ b/src/security/security_dac.c
@@ -562,12 +562,12 @@ virSecurityDACTransactionCommit(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
         goto cleanup;
     }
 
-    if ((pid == -1 &&
-         virSecurityDACTransactionRun(pid, list) < 0) ||
-        (pid != -1 &&
-         virProcessRunInMountNamespace(pid,
-                                       virSecurityDACTransactionRun,
-                                       list) < 0))
+    if (pid == -1)
+        pid = getpid();
+
+    if (virProcessRunInMountNamespace(pid,
+                                      virSecurityDACTransactionRun,
+                                      list) < 0)
         goto cleanup;
 
     ret = 0;
diff --git a/src/security/security_selinux.c b/src/security/security_selinux.c
index 467d1e6bfe..3c847d8dcb 100644
--- a/src/security/security_selinux.c
+++ b/src/security/security_selinux.c
@@ -1103,12 +1103,12 @@ virSecuritySELinuxTransactionCommit(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
         goto cleanup;
     }
 
-    if ((pid == -1 &&
-         virSecuritySELinuxTransactionRun(pid, list) < 0) ||
-        (pid != -1 &&
-         virProcessRunInMountNamespace(pid,
-                                       virSecuritySELinuxTransactionRun,
-                                       list) < 0))
+    if (pid == -1)
+        pid = getpid();
+
+    if (virProcessRunInMountNamespace(pid,
+                                      virSecuritySELinuxTransactionRun,
+                                      list) < 0)
         goto cleanup;
 
     ret = 0;
-- 
2.16.4




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