23 lines
450 B
Bash
23 lines
450 B
Bash
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#!/bin/bash
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# Bail if other agents are alive in the state dir.
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# $1 = path to this agent's pid file
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# cwd = state dir
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#
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# Exit 0 = continue, exit 1 = bail
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my_pid_file=$(basename "$1")
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for f in pid-*; do
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[ "$f" = "$my_pid_file" ] && continue
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[ ! -f "$f" ] && continue
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pid=${f#pid-}
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if kill -0 "$pid" 2>/dev/null; then
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exit 1 # another agent is alive, bail
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else
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rm -f "$f" # stale, clean up
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fi
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done
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exit 0
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