96 lines
2.1 KiB
Bash
Executable File
96 lines
2.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -u
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CHECK_SPACE_APIKEY="<API-KEY>"
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HEALTCHECKSIO_UPTIMEKUMA_UUID="<HEALTCHECKSIO_UPTIMEKUMA_UUID>"
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UPTIMEKUMA_URL="https://uptime-kuma.golem.linux.it"
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PUSH_PATH="/api/push/"
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UK_PING_TIMEOUT=2
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UK_PING_RETRY=3
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UK_STATUS_UP="up"
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UK_STATUS_DOWN="down"
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HC_PING_TIMEOUT=10
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HC_PING_RETRY=5
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HC_FAIL_PATH="/fail"
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ROOTFS_USED_THRESHOLD=75
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# uptime-kuma ###########################################################
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get-push-url() {
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local apikey="$1"
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echo "${UPTIMEKUMA_URL}${PUSH_PATH}${apikey}"
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}
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ping-url() {
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local url="${1}"
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echo "Ping to ${url}: "
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curl -m "$UK_PING_TIMEOUT" --retry "$UK_PING_RETRY" "${url}"
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echo
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}
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ping-status-msg() {
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local apikey="${1}"
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local status="${2}"
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local msg="${3}"
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local url
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url=$(get-push-url "${apikey}")"?status=${status}&msg=${msg}"
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ping-url "${url}"
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}
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urlencode() {
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echo "${1}" | jq -s -R -r @uri
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}
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# healthchecks.io #######################################################
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hc-ping() {
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local url="$1"
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echo "Ping to ${url}: "
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curl -m $HC_PING_TIMEOUT --retry $HC_PING_RETRY "${url}"
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echo
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}
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# checks ################################################################
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check-site-hc() {
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local hcurl="$1"
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local site="$2"
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local hcpath=""
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echo "Checking ${site}:"
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# shellcheck disable=SC2015
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curl -m 3 -fSs -o /dev/null "${site}"
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if test $? -ne 0; then
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hcpath=$HC_FAIL_PATH
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fi
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hc-ping "${hcurl}${hcpath}"
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}
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check-space() {
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local apikey=$CHECK_SPACE_APIKEY
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local status=$UK_STATUS_UP
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local msg
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local rootfs_used
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rootfs_used="$(df --output=pcent / | tail -n1 | sed 's/\%//')"
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if test "$rootfs_used" -ge $ROOTFS_USED_THRESHOLD; then
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status=$UK_STATUS_DOWN
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msg="WARN / : ${rootfs_used}%"
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else
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msg="OK / : ${rootfs_used}%"
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fi
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echo "$msg"
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msg=$(urlencode "$msg")
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ping-status-msg "$apikey" "$status" "$msg"
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}
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#########################################################################
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check-space
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check-site-hc "https://hc-ping.com/${HEALTCHECKSIO_UPTIMEKUMA_UUID}" uptime-kuma.golem.linux.it
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