36 lines
1.2 KiB
Bash
Executable File
36 lines
1.2 KiB
Bash
Executable File
#!/bin/sh
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# Usage: mk8-watchdog.sh <profile> <interval> <fail_after> <healthy_after> [max_ticks]
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# Exits quietly after max_ticks healthy ticks so sentinels cannot accumulate.
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PROFILE="$1"; IV="${2:-5}"; FA="${3:-6}"; HA="${4:-6}"; MT="${5:-120}"
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DIR="/root/payloads/user/remote_access/pager-webui"
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[ -f "$DIR/server.py" ] || DIR="/mmc/mk8/releases/current"
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fails=0; oks=0; tripped=0; ticks=0
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probe() {
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curl -fsS -m 3 http://127.0.0.1:8080/ >/dev/null 2>&1 &&
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{ ip link show wlan0mon >/dev/null 2>&1 ||
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ip link show wlan1mon >/dev/null 2>&1; }
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}
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while true; do
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if probe; then
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fails=0
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ticks=$((ticks + 1))
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if [ "$tripped" = "0" ] && [ "$ticks" -ge "$MT" ]; then
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exit 0
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fi
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if [ "$tripped" = "1" ]; then
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oks=$((oks + 1))
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if [ "$oks" -ge "$HA" ]; then
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/usr/bin/python3 "$DIR/server.py" --promote-snapshot "$PROFILE" >/dev/null 2>&1
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exit 0
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fi
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fi
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else
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fails=$((fails + 1)); oks=0
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if [ "$tripped" = "0" ] && [ "$fails" -ge "$FA" ]; then
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tripped=1
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/usr/bin/python3 "$DIR/server.py" --rollback-snapshot "$PROFILE" >/dev/null 2>&1
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fi
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fi
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sleep "$IV"
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done
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