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Allow basic connectivity check via rrsync #586

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Allow basic connectivity check via rrsync #586

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4 changes: 4 additions & 0 deletions support/rrsync
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Original file line number Diff line number Diff line change
Expand Up @@ -156,6 +156,10 @@ def main():
command = os.environ.get('SSH_ORIGINAL_COMMAND', None)
if not command:
die("Not invoked via sshd")
if command == 'true':
# Allow checking connectivity with "ssh <host> true". (For example,
# rsbackup uses this.)
sys.exit(0)
command = command.split(' ', 2)
if command[0:1] != ['rsync']:
die("SSH_ORIGINAL_COMMAND does not run rsync")
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