diff options
author | Valerij Fredriksen <valerijf@verizonmedia.com> | 2019-02-13 10:10:37 +0100 |
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committer | Valerij Fredriksen <valerijf@verizonmedia.com> | 2019-02-13 10:10:37 +0100 |
commit | f2c57a5da8e4f58a66edd110e580ad1924d7d71e (patch) | |
tree | bc5c9f52ce34a4f5d1c0cad191acff118f8fab70 /node-admin | |
parent | 9b7af46ffcddc4ef24d0c7677ef45799e8ef9e8d (diff) |
Synchronize AclMaintainer converge
Diffstat (limited to 'node-admin')
-rw-r--r-- | node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainer.java | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainer.java b/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainer.java index a68eda7e39e..247cf8bffd6 100644 --- a/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainer.java +++ b/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainer.java @@ -51,7 +51,9 @@ public class AclMaintainer { this.ipAddresses = ipAddresses; } - public void converge(NodeAgentContext context) { + // ip(6)tables operate while having the xtables lock, run with synchronized to prevent multiple NodeAgents + // invoking ip(6)tables concurrently. + public synchronized void converge(NodeAgentContext context) { // Apply acl to the filter table editFlushOnError(context, IPVersion.IPv4, "filter", FilterTableLineEditor.from(context.acl(), IPVersion.IPv4)); editFlushOnError(context, IPVersion.IPv6, "filter", FilterTableLineEditor.from(context.acl(), IPVersion.IPv6)); |