Add Cirrus CI integration

.cirrus.yml

@@ -0,0 +1,26 @@
+container:
+  image: quay.io/prometheus/golang-builder:1.13-base
+
+build_task:
+  build_script: make
+
+release_task:
+  only_if: $CIRRUS_TAG =~ 'v.*'
+  depends_on: build
+  build_script: make build tarball
+  tarball_artifacts:
+    path: "ipmi_exporter-*.tar.gz"
+    type: application/gzip
+  matrix:
+    - env:
+        GOOS: linux
+        GOARCH: amd64
+    - env:
+        GOOS: darwin
+        GOARCH: amd64
+    - env:
+        GOOS: freebsd
+        GOARCH: amd64
+    - env:
+        GOOS: linux
+        GOARCH: arm64

.promu.yml

@@ -1,7 +1,7 @@
 go:
     # Whenever the Go version is updated here,
-    # .circle/config.yml should also be updated.
-    version: 1.12
+    # .cirrus.yml should also be updated.
+    version: 1.13
 
 repository:
     path: github.com/soundcloud/ipmi_exporter

README.md

@@ -1,6 +1,8 @@
 Prometheus IPMI Exporter
 ========================
 
+[![Build Status](https://api.cirrus-ci.com/github/soundcloud/ipmi_exporter.svg?branch=master)](https://cirrus-ci.com/github/soundcloud/ipmi_exporter)
+
 This is an IPMI exporter for [Prometheus](https://prometheus.io).
 
 It supports both the regular `/metrics` endpoint, exposing metrics from the