check-ssl-cert
Description
Check the ssl certification's expiry.
Synopsis
check-ssl-cert --host mackerel.io --warning 30 --critical 7
Installation
First, build this program.
go get github.com/mackerelio/go-check-plugins
cd $(go env GOPATH)/src/github.com/mackerelio/go-check-plugins/check-ssl-cert
go install
Or you can use this program by installing the official Mackerel package. See Using the official check plugin pack for check monitoring - Mackerel Docs.
Next, you can execute this program :-)
check-ssl-cert --host mackerel.io --warning 30 --critical 7
Setting for mackerel-agent
If there are no problems in the execution result, add a setting in mackerel-agent.conf .
[plugin.checks.check-ssl-cert-sample]
command = ["check-ssl-cert", "--host", "mackerel.io", "--warning", "30", "--critical", "7"]
Usage
Options
  -H, --host=            Host name
  -p, --port=            Port number (default: 443)
  -w, --warning=days     The warning threshold in days before expiry (default: 30)
  -c, --critical=days    The critical threshold in days before expiry (default: 14)
Please execute check-ssl-cert -h and you can get command line options.