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https://issues.apache.org/jira/browse/HADOOP-18167?focusedWorklogId=746887&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-746887
]
ASF GitHub Bot logged work on HADOOP-18167:
-------------------------------------------
Author: ASF GitHub Bot
Created on: 23/Mar/22 22:30
Start Date: 23/Mar/22 22:30
Worklog Time Spent: 10m
Work Description: simbadzina commented on a change in pull request #4092:
URL: https://github.com/apache/hadoop/pull/4092#discussion_r833755420
##########
File path:
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java
##########
@@ -429,11 +445,16 @@ private synchronized void removeExpiredKeys() {
byte[] password = createPassword(identifier.getBytes(),
currentKey.getKey());
DelegationTokenInformation tokenInfo = new DelegationTokenInformation(now
+ tokenRenewInterval, password, getTrackingIdIfEnabled(identifier));
+ long start = Time.monotonicNow();
try {
storeToken(identifier, tokenInfo);
} catch (IOException ioe) {
LOG.error("Could not store token " + formatTokenId(identifier) + "!!",
ioe);
+ } finally {
+ if (metrics != null) {
+ metrics.addStoreToken(Time.monotonicNow() - start);
+ }
Review comment:
A metric will still be recorded when storeToken fails. Is this the same
pattern used for other operations?
##########
File path:
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java
##########
@@ -825,4 +860,55 @@ protected void syncTokenOwnerStats() {
addTokenForOwnerStats(id);
}
}
+
+ /**
+ * DelegationTokenSecretManagerMetrics tracks token management operations
+ * and publishes them through the metrics interfaces.
+ */
+ @Metrics(about="Delegation token secret manager metrics", context="token")
+ static class DelegationTokenSecretManagerMetrics implements
IOStatisticsSource {
+ final static String STORE_TOKEN_STAT = "storeToken";
+ final static String UPDATE_TOKEN_STAT = "updateToken";
+ final static String REMOVE_TOKEN_STAT = "removeToken";
+
+ final MetricsRegistry registry = new
MetricsRegistry("DelegationTokenSecretManagerMetrics");
Review comment:
This registry is unused.
##########
File path:
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java
##########
@@ -555,7 +576,14 @@ public synchronized long renewToken(Token<TokenIdent>
token,
throw new InvalidToken("Renewal request for unknown token "
+ formatTokenId(id));
}
- updateToken(id, info);
+ long start = Time.monotonicNow();
+ try {
+ updateToken(id, info);
+ } finally {
Review comment:
Same issue as above, emitting metrics when there is a failure.
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Issue Time Tracking
-------------------
Worklog Id: (was: 746887)
Time Spent: 50m (was: 40m)
> Add metrics to track delegation token secret manager operations
> ---------------------------------------------------------------
>
> Key: HADOOP-18167
> URL: https://issues.apache.org/jira/browse/HADOOP-18167
> Project: Hadoop Common
> Issue Type: Improvement
> Reporter: Hector Sandoval Chaverri
> Priority: Major
> Labels: pull-request-available
> Attachments: HADOOP-18167-branch-2.10.patch
>
> Time Spent: 50m
> Remaining Estimate: 0h
>
> New metrics to track operations that store, update and remove delegation
> tokens in implementations of AbstractDelegationTokenSecretManager. This will
> help evaluate the impact of using different secret managers and add
> optimizations.
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