Joe McDonnell has posted comments on this change. ( http://gerrit.cloudera.org:8080/12726 )
Change subject: Use test -x to check for ntp-wait ...................................................................... Patch Set 1: > > This looks good to me. Quick question: Is this a cosmetic issue > or > > is there an actual failure case? I'm wondering if we want a JIRA > > for this. If it is cosmetic, then I think we can skip the JIRA. > > There's a failure case: > > ntp-wait runs `/usr/sbin/ntpq -c "rv 0"` regardless of whether > --help is used or not.. Its exit status depends on the output of > ntpq. > > So for example: > [root@8280aa22322d /]# ntp-wait --help ; echo $? > /usr/sbin/ntp-wait version [unknown] calling Getopt::Std::getopts > (version 1.07 [paranoid]), > running under Perl version 5.16.3. > > Usage: ntp-wait [-OPTIONS [-MORE_OPTIONS]] [--] [PROGRAM_ARG1 ...] > > The following single-character options are accepted: > With arguments: -n -s > Boolean (without arguments): -v > > Options may be merged together. -- stops processing of options. > Space is not required between options and their arguments. > [Now continuing due to backward compatibility and excessive > paranoia. > See 'perldoc Getopt::Std' about $Getopt::Std::STANDARD_HELP_VERSION.] > 1 > [root@8280aa22322d /]# ntpd > [root@8280aa22322d /]# ntp-wait --help ; echo $? > /usr/sbin/ntp-wait version [unknown] calling Getopt::Std::getopts > (version 1.07 [paranoid]), > running under Perl version 5.16.3. > > Usage: ntp-wait [-OPTIONS [-MORE_OPTIONS]] [--] [PROGRAM_ARG1 ...] > > The following single-character options are accepted: > With arguments: -n -s > Boolean (without arguments): -v > > Options may be merged together. -- stops processing of options. > Space is not required between options and their arguments. > [Now continuing due to backward compatibility and excessive > paranoia. > See 'perldoc Getopt::Std' about $Getopt::Std::STANDARD_HELP_VERSION.] > 0 > > > It also looks like --help is simply ignored. Thanks! Given there is a failure case, can you file an IMPALA jira that ntp-wait --help does not always return 0? Then, update the commit message to reference that JIRA. Please include in the commit message your conclusion that ntp-wait --help still runs ntpq and can have a non-zero return code. Good catch! -- To view, visit http://gerrit.cloudera.org:8080/12726 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: I53c63dfa651ac242050171da70540d24c4caf32c Gerrit-Change-Number: 12726 Gerrit-PatchSet: 1 Gerrit-Owner: Hector Acosta <hector.aco...@cloudera.com> Gerrit-Reviewer: Hector Acosta <hector.aco...@cloudera.com> Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com> Gerrit-Reviewer: Joe McDonnell <joemcdonn...@cloudera.com> Gerrit-Comment-Date: Wed, 13 Mar 2019 20:53:06 +0000 Gerrit-HasComments: No
