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[v22.3.x] ducktape: improve pid dectection v2 #11557

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Jun 21, 2023
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[v22.3.x] ducktape: improve pid dectection v2 #11557

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18 changes: 11 additions & 7 deletions tests/rptest/services/redpanda.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1771,13 +1771,17 @@ def redpanda_pid(self, node):
# we need to look for redpanda pid. pids() method returns pids of both
# nodejs server and redpanda
try:
cmd = "pgrep --exact redpanda"

for p in node.account.ssh_capture(cmd,
allow_fail=True,
callback=int):
return p

cmd = "pgrep --list-full --exact redpanda"
for line in node.account.ssh_capture(cmd,
allow_fail=True,
timeout_sec=10):
# Ignore SSH commands that lookup the version of redpanda
# by running `redpanda --version` like in `self.get_version(node)`
if "--version" in line:
continue
# The pid is listed first, that's all we need
return int(line.split()[0])
return None
except (RemoteCommandError, ValueError):
return None

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