Github user huor commented on a diff in the pull request:
https://github.com/apache/incubator-hawq/pull/1211#discussion_r110323503
--- Diff: tools/bin/hawqpylib/hawqlib.py ---
@@ -203,6 +203,13 @@ def check_hostname_equal(remote_host, user = ""):
cmd = "hostname"
result_local, local_hostname, stderr_remote = local_ssh_output(cmd)
result_remote, remote_hostname, stderr_remote = remote_ssh_output(cmd,
remote_host, user)
+ if result_remote != 0:
+ print stderr_remote
+ print "Execute remote command failed on %s." % remote_host
+ print "Either ssh connection fails or command exits with error."
+ print "For ssh connection issue, please check connection and make
sure passwordless ssh enabled."
--- End diff --
```
if result_remote != 0:
print "Failed to execute remote command on %s. Either ssh connection
issue or command error. Details:" % remote_host
print stderr_remote
print "Please check connection and make sure passwordless ssh is
enabled, or check remote host"
```
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