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https://github.com/2dust/v2rayN.git
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70 lines
2 KiB
Bash
70 lines
2 KiB
Bash
#!/bin/bash
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#
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# Process Terminator Script for macOS
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# This script forcibly terminates a process and all its descendant processes
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#
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# Check if PID argument is provided
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if [ $# -ne 1 ]; then
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echo "Usage: $0 <PID>"
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exit 1
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fi
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PID=$1
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# Validate that input is a valid PID (numeric)
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if ! [[ "$PID" =~ ^[0-9]+$ ]]; then
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echo "Error: The PID must be a numeric value"
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exit 1
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fi
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# Check if the process exists - using kill -0 which is more reliable on macOS
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if ! kill -0 $PID 2>/dev/null; then
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echo "Warning: No process found with PID $PID"
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exit 0
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fi
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# Recursive function to find and kill all descendant processes
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kill_descendants() {
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local parent=$1
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# Use ps -axo for macOS to ensure all processes are included
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local children=$(ps -axo pid=,ppid= | awk -v ppid=$parent '$2==ppid {print $1}')
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echo "Processing children of PID: $parent..."
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for child in $children; do
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kill_descendants "$child"
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echo "Terminating child process: $child"
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kill -9 "$child" 2>/dev/null || true
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done
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}
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echo "============================================"
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echo "Starting termination of process $PID and all its descendants"
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echo "============================================"
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# Try graceful termination first
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echo "Attempting graceful termination (SIGTERM) of PID: $PID"
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kill -15 "$PID" 2>/dev/null || true
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sleep 1
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# If still running, fall back to kill_descendants
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# Use the macOS-native 'kill -0' check
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if kill -0 $PID 2>/dev/null; then
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echo "Process $PID did not exit after SIGTERM; proceeding with forced termination of its descendants and itself"
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else
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echo "Process $PID exited cleanly after SIGTERM"
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exit 0
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fi
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# Find and kill all descendant processes
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kill_descendants "$PID"
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# Finally kill the main process
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echo "Terminating main process: $PID"
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kill -9 "$PID" 2>/dev/null || true
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echo "============================================"
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echo "Process $PID and all its descendants have been terminated"
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echo "============================================"
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exit 0
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