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Merge pull request #6788 from tyll/pull_ssh_verbose_comments

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ssh connection plugin: Make comments more verbose
This commit is contained in:
Michael DeHaan 2014-04-02 17:24:16 -04:00
commit 904f331210
1 changed files with 12 additions and 6 deletions
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18
lib/ansible/runner/connection_plugins/ssh.py
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@ -151,6 +151,7 @@ class Connection(object):
stdin.close()
except:
raise errors.AnsibleError('SSH Error: data could not be sent to the remote host. Make sure this host can be reached over ssh')
# Read stdout/stderr from process
while True:
rfd, wfd, efd = select.select(rpipes, [], rpipes, 1)
@ -177,17 +178,22 @@ class Connection(object):
stderr += dat
if dat == '':
rpipes.remove(p.stderr)
# only break out if we've emptied the pipes, or there is nothing to
# read from and the process has finished.
# only break out if no pipes are left to read or
# the pipes are completely read and
# the process is terminated
if (not rpipes or not rfd) and p.poll() is not None:
break
# Calling wait while there are still pipes to read can cause a lock
# No pipes are left to read but process is not yet terminated
# Only then it is safe to wait for the process to be finished
# NOTE: Actually p.poll() is always None here if rpipes is empty
elif not rpipes and p.poll() == None:
p.wait()
# the process has finished and the pipes are empty,
# if we loop and do the select it waits all the timeout
# The process is terminated. Since no pipes to read from are
# left, there is no need to call select() again.
break
stdin.close() # close stdin after we read from stdout (see also issue #848)
# close stdin after process is terminated and stdout/stderr are read
# completely (see also issue #848)
stdin.close()
return (p.returncode, stdout, stderr)
def not_in_host_file(self, host):