54 lines
2.3 KiB
Bash
54 lines
2.3 KiB
Bash
#!/usr/bin/env bash
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###############################################################################
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# Push local status checks to Uptime Kuma
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# Requires: bash ≥4, curl, yq (mikefarah/go-yq), optional docker & systemd
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###############################################################################
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set -Eeuo pipefail
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CFG="/opt/kuma-checks.yaml"
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BASE="https://status.jordanwages.com/api/push"
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CURL_OPTS=(--silent --show-error --max-time 4)
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# --------------------------------------------------------------------------- #
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# Small random delay so many VMs don’t hammer Kuma at the same second
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sleep $(( RANDOM % 5 )) # 0-4 s
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# --------------------------------------------------------------------------- #
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push() { # id status msg ping
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curl "${CURL_OPTS[@]}" \
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"${BASE}/${1}?status=${2}&msg=${3// /%20}&ping=${4}" \
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|| true # don’t let a failed push abort the script
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}
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check_http() { # url
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local start code
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start=$(date +%s%3N)
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code=$(curl "${CURL_OPTS[@]}" -o /dev/null -w '%{http_code}' "$1" || echo 000)
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echo "$([[ $code =~ ^2|3 ]] && echo up || echo down) $(( $(date +%s%3N)-start ))"
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}
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check_service() { systemctl is-active --quiet "$1" && echo "up 0" || echo "down 0"; }
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check_docker() { docker inspect -f '{{.State.Running}}' "$1" &>/dev/null && echo "up 0" || echo "down 0"; }
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check_mount() { mountpoint -q "$1" && echo "up 0" || echo "down 0"; }
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check_native() { echo "up 0"; } # simply reports “alive”
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# --------------------------------------------------------------------------- #
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# Iterate over YAML entries (null-delimited to survive spaces)
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while IFS= read -r -d '' line; do
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name=$(yq eval '.name' <<<"$line")
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type=$(yq eval '.type' <<<"$line")
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tgt=$(yq eval '.target' <<<"$line")
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id=$(yq eval '.push' <<<"$line")
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case $type in
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http) read -r stat ping < <(check_http "$tgt") ;;
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service) read -r stat ping < <(check_service "$tgt") ;;
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docker) read -r stat ping < <(check_docker "$tgt") ;;
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mount) read -r stat ping < <(check_mount "$tgt") ;;
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native) read -r stat ping < <(check_native) ;;
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*) stat=down ping=0 ;;
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esac
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push "$id" "$stat" "$name" "$ping"
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done < <(yq eval '.checks[] | @json' -o=json -I0 "$CFG" | tr '\n' '\0')
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# --------------------------------------------------------------------------- #
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