Butane example (#66)

This PR add an example to translate all Butane config in directory to Ignition config with a simple bash script.

Reviewed-on: https://codeberg.org/Codeberg-CI/examples/pulls/66
Reviewed-by: Patrick Schratz <pat-s@noreply.codeberg.org>
Co-authored-by: Colgrave <hanqixu@disroot.org>
Co-committed-by: Colgrave <hanqixu@disroot.org>

.woodpecker.yaml

@@ -10,6 +10,7 @@ steps:
     depends_on: []
     image: woodpeckerci/woodpecker-cli:v2.8.2-alpine
     commands:
+      - woodpecker-cli lint Butane/.woodpecker/butane.yaml
       - woodpecker-cli lint C/
       - woodpecker-cli lint Docker/
       - woodpecker-cli lint Golang/

Butane/.woodpecker/butane.yaml

@@ -0,0 +1,27 @@
+# butane.yaml
+#
+# Use a bash script to translate the Butane configs in the current directory to
+# the Ignition configs, and push them to the master branch.
+#
+# [Butane](https://coreos.github.io/butane/)
+# [Ignition](https://coreos.github.io/ignition/)
+#
+# [drone-git-push](https://github.com/appleboy/drone-git-push)
+
+when:
+  branch: main
+  event: [push, pull_request]
+
+steps:
+  - name: build
+    image: quay.io/coreos/butane:release
+    commands:
+      - bash ./script.sh
+
+  - name: push
+    image: docker.io/appleboy/drone-git-push
+    settings:
+      ssh_key:
+        from_secret: ssh_key
+      remote: git@codeberg.org:<YOUR_GIT_REPO>.git
+      branch: main

Butane/.woodpecker/script.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+# loop through all butane files in the current directory
+for i in *.bu ; do
+  # extract filename without extension
+  name=${i%.bu}
+
+  # use butane to convert the YAML file into an Ignition configuration
+  butane -ps ${i} -o ${name}.ign
+
+  if [ $? -eq 0 ]; then
+    echo "Converted ${i} to ${name}.ign successfully"
+  else
+    echo "Error converting ${i}"
+  fi
+done

README.md

@@ -5,6 +5,7 @@ Pull requests are welcome!
 
 | Link                                                                         | Language    | Build System        | Comments                                                                                                                                                                 |
 | :--------------------------------------------------------------------------- | :---------- | :------------------ | :----------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
+| [Butane/.woodpecker/butane.yaml](Butane/.woodpecker/butane.yaml)             | Bash        | ---                 | Translate Butane configs into Ignition configs with a simple bash script.                                                                                                |
 | [C/.woodpecker/make.yaml](C/.woodpecker/make.yaml)                           | C           | Make                | Simple ci for building a Make based C project                                                                                                                            |
 | [C/.woodpecker/meson.yaml](C/.woodpecker/meson.yaml)                         | C/C++       | meson               | CI for meson-based projects.                                                                                                                                             |
 | [C/.woodpecker/meson-android.yaml](C/.woodpecker/meson-android.yaml)         | C/C++       | meson + Android NDK | CI for meson-based projects cross-compiling to Android NDK.                                                                                                              |