ansible/roles/prometheus-node-exporter/files/local_x509.sh

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2021-10-11 13:22:09 +02:00
#!/usr/bin/env bash
sanitize() {
while read -r data; do
set -- $data
printf %q "$1" | sed -e 's/\\ / /g'
done
}
print_metric() {
while read -r data; do
set -- $data
if [ -f "$1" ]; then
exp_date=`openssl x509 -enddate --noout -in "$1" | sed -e 's/notAfter=//g'`
exp_date_unixtime=`date -d "$exp_date" -u +%s`
cname=`openssl x509 -subject --noout -in "$1" | sed -e 's/^.*CN = //' | sed -e 's/,.*$//' | sanitize`
filename=`realpath "$1" | sanitize`
echo "local_x509_expiry_date{cname=\"$cname\",file=\"$filename\"} $exp_date_unixtime"
fi
done
}
echo '# HELP local_x509_expiry_date The cert expiry date in unixtime'
echo '# TYPE local_x509_expiry_date gauge'
printf '%s\n' "$@" | print_metric