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author | HÃ¥kon Hallingstad <hakon@verizonmedia.com> | 2020-09-14 20:52:27 +0200 |
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committer | GitHub <noreply@github.com> | 2020-09-14 20:52:27 +0200 |
commit | 5fdc4f08fd6bf8dea298bea1cb64ef4dd9458db7 (patch) | |
tree | 2c330851b5b3263abe8d2de1e6408339cd61737d | |
parent | ea22ec7cb6e35cf591d08ffe898388a7f08593cc (diff) | |
parent | 1dc8fa3c988576ee2ad8d78a83df8afa0f5fa736 (diff) |
Merge pull request #14402 from vespa-engine/hakonhall/support-not-waiting-for-termination-of-command
Support not waiting for termination of command
-rw-r--r-- | node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/task/util/process/CommandLine.java | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/task/util/process/CommandLine.java b/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/task/util/process/CommandLine.java index d86c8745ceb..e00c1dabf0f 100644 --- a/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/task/util/process/CommandLine.java +++ b/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/task/util/process/CommandLine.java @@ -59,6 +59,7 @@ public class CommandLine { private Duration sigTermGracePeriod = DEFAULT_SIGTERM_GRACE_PERIOD; private Duration sigKillGracePeriod = DEFAULT_SIGKILL_GRACE_PERIOD; private Predicate<Integer> successfulExitCodePredicate = code -> code == 0; + private boolean waitForTermination = true; public CommandLine(TaskContext taskContext, ProcessFactory processFactory) { this.taskContext = taskContext; @@ -242,6 +243,15 @@ public class CommandLine { return this; } + /** + * WARNING: This will leave the child as a zombie process until this process dies. + * I.e. only use this just before or a limited number of times per host admin restart. + */ + public CommandLine doNotWaitForTermination() { + this.waitForTermination = false; + return this; + } + public List<String> getArguments() { return Collections.unmodifiableList(arguments); } // Accessor fields necessary for classes in this package. Could be public if necessary. @@ -256,6 +266,10 @@ public class CommandLine { private CommandResult doExecute() { try (ChildProcess2 child = processFactory.spawn(this)) { + if (!waitForTermination) { + return new CommandResult(this, 0, ""); + } + child.waitForTermination(); int exitCode = child.exitCode(); if (!successfulExitCodePredicate.test(exitCode)) { |