From ed2545113acd73d71597fbe1bad1f40c039c9401 Mon Sep 17 00:00:00 2001
From: "Dustin C. Hatch" <dustin@hatch.name>
Date: Sat, 13 Jan 2024 10:44:44 -0600
Subject: [PATCH] ci: Add Jenkins build pipeline

We'll build and publish `tmpl` with a container image, to make it easier
for other container images to include it.
---
 .containerignore    |  4 +++
 Containerfile       | 25 ++++++++++++++++++
 ci/Jenkinsfile      | 63 +++++++++++++++++++++++++++++++++++++++++++++
 ci/build.sh         |  7 +++++
 ci/common.sh        | 13 ++++++++++
 ci/podTemplate.yaml | 19 ++++++++++++++
 ci/publish.sh       |  3 +++
 7 files changed, 134 insertions(+)
 create mode 100644 .containerignore
 create mode 100644 Containerfile
 create mode 100644 ci/Jenkinsfile
 create mode 100644 ci/build.sh
 create mode 100644 ci/common.sh
 create mode 100644 ci/podTemplate.yaml
 create mode 100644 ci/publish.sh

diff --git a/.containerignore b/.containerignore
new file mode 100644
index 0000000..bc0e1f0
--- /dev/null
+++ b/.containerignore
@@ -0,0 +1,4 @@
+*
+!src
+!Cargo.toml
+!Cargo.lock
diff --git a/Containerfile b/Containerfile
new file mode 100644
index 0000000..a561900
--- /dev/null
+++ b/Containerfile
@@ -0,0 +1,25 @@
+FROM registry.fedoraproject.org/fedora-minimal:39 AS build
+
+RUN --mount=type=cache,target=/var/cache \
+    microdnf install -y \
+        --setopt install_weak_deps=0 \
+        cargo\
+    && :
+
+COPY . /src
+
+WORKDIR /src
+
+RUN cargo build --release --locked
+
+
+FROM registry.fedoraproject.org/fedora-minimal:39
+
+COPY --from=build /src/target/release/tmpl /usr/local/bin
+
+ENTRYPOINT ["/usr/local/bin/tmpl"]
+
+LABEL name='tmpl' \
+    vendor='Dustin C. Hatch' \
+    license='MIT OR APACHE-2.0' \
+    version='0.1.0'
diff --git a/ci/Jenkinsfile b/ci/Jenkinsfile
new file mode 100644
index 0000000..452cfd9
--- /dev/null
+++ b/ci/Jenkinsfile
@@ -0,0 +1,63 @@
+pipeline {
+    agent none
+
+    stages {
+        stage('tmpl') {
+            matrix {
+                axes {
+                    axis {
+                        name 'ARCH'
+                        values 'amd64', 'arm64'
+                    }
+                }
+
+                stages {
+                    stage('tmpl') {
+                        agent {
+                            kubernetes {
+                                yamlFile 'ci/podTemplate.yaml'
+                                yamlMergeStrategy merge()
+                                defaultContainer 'buildah'
+                                nodeSelector "kubernetes.io/arch=${ARCH}"
+                            }
+                        }
+
+                        stages {
+                            stage('Build') {
+                                steps {
+                                    sh '. ci/build.sh'
+                                }
+                                post {
+                                    success {
+                                        archiveArtifacts "${ARCH}/*"
+                                    }
+                                }
+                            }
+
+                            stage('Publish') {
+                                environment {
+                                    REGISTRY_AUTH_FILE = "${env.WORKSPACE_TMP}/auth.json"
+                                }
+                                steps {
+                                    withCredentials([usernamePassword(
+                                        credentialsId: 'jenkins-packages',
+                                        usernameVariable: 'BUILDAH_USERNAME',
+                                        passwordVariable: 'BUILDAH_PASSWORD',
+                                    )]) {
+                                        sh """
+                                            buildah login \
+                                            --username \${BUILDAH_USERNAME} \
+                                            --password \${BUILDAH_PASSWORD} \
+                                            git.pyrocufflink.net
+                                        """
+                                    }
+                                    sh '. ci/publish.sh'
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/ci/build.sh b/ci/build.sh
new file mode 100644
index 0000000..db774c9
--- /dev/null
+++ b/ci/build.sh
@@ -0,0 +1,7 @@
+. ci/common.sh
+
+buildah push "${IMAGE_NAME}:${TAG}"
+buildah push "${IMAGE_NAME}:${TAG}" "${IMAGE_NAME}:${TAG}-${BUILD_NUMBER}"
+if [ ${BRANCH_NAME} = master ]; then
+    buildah push "${IMAGE_NAME}:${TAG}" "${IMAGE_NAME}:latest"
+fi
diff --git a/ci/common.sh b/ci/common.sh
new file mode 100644
index 0000000..060e8cb
--- /dev/null
+++ b/ci/common.sh
@@ -0,0 +1,13 @@
+escape_name() {
+    echo "$1" \
+        | tr A-Z a-z \
+        | sed -e 's/[^a-zA-Z0-9._-]/-/g' -e 's/^[.-]/_/'
+}
+
+REGISTRY_URL=git.pyrocufflink.net
+NAMESPACE=containerimages
+NAME="${JOB_NAME#*/}"
+NAME=$(escape_name "${NAME%/*}")
+TAG=$(escape_name "${BRANCH_NAME}")
+
+IMAGE_NAME="${REGISTRY_URL}/${NAMESPACE}/${NAME}"
diff --git a/ci/podTemplate.yaml b/ci/podTemplate.yaml
new file mode 100644
index 0000000..5da469f
--- /dev/null
+++ b/ci/podTemplate.yaml
@@ -0,0 +1,19 @@
+spec:
+  containers:
+  - name: buildah
+    image: quay.io/containers/buildah:v1
+    command:
+    - cat
+    stdin: true
+    tty: true
+    securityContext:
+      capabilities:
+        add:
+        - SYS_ADMIN
+        - MKNOD
+        - SYS_CHROOT
+        - SETFCAP
+    resources:
+      limits:
+        github.com/fuse: 1
+  hostUsers: false
diff --git a/ci/publish.sh b/ci/publish.sh
new file mode 100644
index 0000000..3d79218
--- /dev/null
+++ b/ci/publish.sh
@@ -0,0 +1,3 @@
+. ci/common.sh
+
+buildah build -t "${IMAGE_NAME}:${TAG}" .