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HADOOP-8243. Security support broken in CLI (manual) failover controller. Contributed by Todd Lipcon. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1309135 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Todd Lipcon 2012-04-03 20:41:26 +00:00
parent 1f4197984c
commit 84ff2d6d06
5 changed files with 22 additions and 14 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
View File

@ -314,6 +314,9 @@ Release 2.0.0 - UNRELEASED
HADOOP-8238. NetUtils#getHostNameOfIP blows up if given ip:port
string w/o port. (eli)
HADOOP-8243. Security support broken in CLI (manual) failover controller
(todd)
BREAKDOWN OF HADOOP-7454 SUBTASKS
HADOOP-7455. HA: Introduce HA Service Protocol Interface. (suresh)

14
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/FailoverController.java
View File

@ -52,14 +52,22 @@ public class FailoverController {
public FailoverController(Configuration conf) {
this.conf = conf;
this.gracefulFenceTimeout = conf.getInt(
this.gracefulFenceTimeout = getGracefulFenceTimeout(conf);
this.rpcTimeoutToNewActive = getRpcTimeoutToNewActive(conf);
}
static int getGracefulFenceTimeout(Configuration conf) {
return conf.getInt(
CommonConfigurationKeys.HA_FC_GRACEFUL_FENCE_TIMEOUT_KEY,
CommonConfigurationKeys.HA_FC_GRACEFUL_FENCE_TIMEOUT_DEFAULT);
this.rpcTimeoutToNewActive = conf.getInt(
}
static int getRpcTimeoutToNewActive(Configuration conf) {
return conf.getInt(
CommonConfigurationKeys.HA_FC_NEW_ACTIVE_TIMEOUT_KEY,
CommonConfigurationKeys.HA_FC_NEW_ACTIVE_TIMEOUT_DEFAULT);
}
/**
* Perform pre-failover checks on the given service we plan to
* failover to, eg to prevent failing over to a service (eg due

6
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/HAAdmin.java
View File

@ -114,7 +114,8 @@ public abstract class HAAdmin extends Configured implements Tool {
return -1;
}
HAServiceProtocol proto = resolveTarget(argv[1]).getProxy();
HAServiceProtocol proto = resolveTarget(argv[1]).getProxy(
getConf(), 0);
HAServiceProtocolHelper.transitionToActive(proto);
return 0;
}
@ -127,7 +128,8 @@ public abstract class HAAdmin extends Configured implements Tool {
return -1;
}
HAServiceProtocol proto = resolveTarget(argv[1]).getProxy();
HAServiceProtocol proto = resolveTarget(argv[1]).getProxy(
getConf(), 0);
HAServiceProtocolHelper.transitionToStandby(proto);
return 0;
}

7
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/HAServiceTarget.java
View File

@ -68,11 +68,4 @@ public abstract class HAServiceTarget {
getAddress(),
confCopy, factory, timeoutMs);
}
/**
* @return a proxy to connect to the target HA Service.
*/
public final HAServiceProtocol getProxy() throws IOException {
return getProxy(new Configuration(), 0); // default conf, timeout
}
}

6
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/ZKFailoverController.java
View File

@ -245,7 +245,8 @@ public abstract class ZKFailoverController implements Tool {
private synchronized void becomeActive() {
LOG.info("Trying to make " + localTarget + " active...");
try {
localTarget.getProxy().transitionToActive();
HAServiceProtocolHelper.transitionToActive(localTarget.getProxy(
conf, FailoverController.getRpcTimeoutToNewActive(conf)));
LOG.info("Successfully transitioned " + localTarget +
" to active state");
} catch (Throwable t) {
@ -267,7 +268,8 @@ public abstract class ZKFailoverController implements Tool {
LOG.info("ZK Election indicated that " + localTarget +
" should become standby");
try {
localTarget.getProxy().transitionToStandby();
int timeout = FailoverController.getGracefulFenceTimeout(conf);
localTarget.getProxy(conf, timeout).transitionToStandby();
LOG.info("Successfully transitioned " + localTarget +
" to standby state");
} catch (Exception e) {