meszibalu commented on a change in pull request #675: HBASE-23085: Network and
Data related Actions
URL: https://github.com/apache/hbase/pull/675#discussion_r332016816
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File path:
hbase-it/src/test/java/org/apache/hadoop/hbase/HBaseClusterManager.java
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@@ -336,6 +378,50 @@ protected CommandProvider getCommandProvider(ServiceType
service) throws IOExcep
}
}
+ /**
+ * Execute the given command on the host using SSH
+ * @return pair of exit code and command output
+ * @throws IOException if something goes wrong.
+ */
+ public Pair<Integer, String> execSudo(String hostname, long timeout,
String... cmd)
+ throws IOException {
+ LOG.info("Executing remote command: " + StringUtils.join(cmd, " ") + " ,
hostname:" + hostname);
+
+ RemoteSudoShell shell = new RemoteSudoShell(hostname, cmd, timeout);
+ try {
+ shell.execute();
+ } catch (Shell.ExitCodeException ex) {
+ // capture the stdout of the process as well.
+ String output = shell.getOutput();
+ // add output for the ExitCodeException.
+ throw new Shell.ExitCodeException(ex.getExitCode(), "stderr: " +
ex.getMessage()
+ + ", stdout: " + output);
+ }
+
+ LOG.info("Executed remote command, exit code:" + shell.getExitCode()
+ + " , output:" + shell.getOutput());
+
+ return new Pair<>(shell.getExitCode(), shell.getOutput());
+ }
+
+ public Pair<Integer, String> execSudoWithRetries(String hostname, long
timeout, String... cmd)
+ throws IOException {
+ RetryCounter retryCounter = retryCounterFactory.create();
+ while (true) {
+ try {
+ return execSudo(hostname, timeout, cmd);
+ } catch (IOException e) {
+ retryOrThrow(retryCounter, e, hostname, cmd);
+ }
+ try {
+ retryCounter.sleepUntilNextRetry();
+ } catch (InterruptedException ex) {
+ // ignore
+ LOG.warn("Sleep Interrupted:" + ex);
Review comment:
, ex
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