ci: publish dockerimage

Inspired by tjhop/linode-tagger#2

.goreleaser.yaml

@@ -32,6 +32,23 @@ changelog:
     exclude:
       - '^docs:'
       - '^test:'
+dockers:
+  # build latest and specific tag version images
+  - image_templates:
+      - "ghcr.io/wbollock/{{.ProjectName}}:{{ .Tag }}"
+      - "ghcr.io/wbollock/{{.ProjectName}}:latest"
+    goos: linux
+    goarch: amd64
+    use: docker
+    build_flag_templates:
+    - "--pull"
+    - "--label=org.opencontainers.image.created={{.Date}}"
+    - "--label=org.opencontainers.image.title={{.ProjectName}}"
+    - "--label=org.opencontainers.image.revision={{.FullCommit}}"
+    - "--label=org.opencontainers.image.version={{.Version}}"
+    - "--label=org.opencontainers.image.source=https://github.com/wbollock/nagios_exporter"
+    - "--label=org.opencontainers.image.description='A Prometheus Exporter for Nagios'"
+    - "--label=org.opencontainers.image.licenses=MIT"
 nfpms:
   -  id: default
      formats:

Dockerfile

@@ -0,0 +1,15 @@
+# taken from https://github.com/prometheus/haproxy_exporter/blob/d4aba878f043fd3ad0bcacd0149e7d75e67c0faa/Dockerfile
+ARG ARCH="amd64"
+ARG OS="linux"
+# they don't tag versions only latest
+FROM quay.io/prometheus/busybox-${OS}-${ARCH}:latest
+# https://github.com/prometheus/busybox
+LABEL maintainer="Will Bollock <[email protected]>"
+
+ARG ARCH="amd64"
+ARG OS="linux"
+COPY nagios_exporter /bin/nagios_exporter
+
+EXPOSE      9927
+USER        nobody
+ENTRYPOINT  [ "/bin/nagios_exporter" ]

README.md

@@ -26,19 +26,21 @@ This exporter does not output Nagios check results as Prometheus metrics; it is
 
 ## Table of Contents
 
-- [nagios_exporter](#nagios_exporter)
+- [nagios\_exporter](#nagios_exporter)
   - [Table of Contents](#table-of-contents)
   - [Configuration](#configuration)
     - [Nagios Core 3/4 support](#nagios-core-34-support)
   - [Installation](#installation)
     - [Debian/RPM package](#debianrpm-package)
+    - [Docker](#docker)
     - [Binary](#binary)
     - [Source](#source)
   - [Grafana](#grafana)
   - [Troubleshooting](#troubleshooting)
     - [NagiosXI](#nagiosxi)
     - [Nagios Core 3/4, CheckMK](#nagios-core-34-checkmk)
   - [Resources Used](#resources-used)
+  - [Contributors ✨](#contributors-)
 
 ## Configuration
 
@@ -98,6 +100,17 @@ wget https://github.com/wbollock/nagios_exporter/releases/download/v{{ version }
 {dpkg,rpm} -i prometheus-nagios-exporter_{{ version }}_linux_amd64.{deb,rpm}
 ```
 
+### Docker
+
+Populate `config.toml` with your `APIKey = <NagiosXIAPIKey>`
+
+```console
+docker run \
+-v ./config.toml:/etc/prometheus-nagios-exporter/config.toml \
+ghcr.io/wbollock/nagios_exporter --\
+--nagios.scrape-uri https://<my-tls-url>
+```
+
 ### Binary
 
 ```bash