Update f2b-exporter to 0.9, add publish workflow

Signed-off-by: Thilo Fromm <[email protected]>

.github/workflows/publish-ghcr.yml

@@ -0,0 +1,63 @@
+name: Build and Publish the mailserver Docker Image to GHCR.io
+
+# Manually-triggered action to build the latest version (or optionally, if provided, a release tag)
+#   of mailserver.
+
+on:
+  workflow_dispatch:
+    inputs:
+      version_tag:
+        description: Optional version tag to build. Defaults to latest main.
+        required: false
+      tag_as_latest:
+        description: Also tag image as latest (in addition to tag supplied / computed).
+        type: boolean
+        default: 0
+
+jobs:
+  build_and_publish_image:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          path: mailserver
+          fetch-depth: 0
+
+      - name: Optionally Check Out Tag
+        if: ${{ inputs.version_tag }}
+        # work around https://github.com/actions/runner/issues/665
+        shell: bash
+        env:
+          VERSION_TAG: ${{ inputs.version_tag }}
+        run: |
+          cd mailserver
+          git checkout "$VERSION_TAG"
+
+      - name: Grok image tag
+        run: |
+          cd mailserver
+          git describe --tags | tee SRC_TAG
+          echo "ghcr.io/t-lo/mailserver:$(cat SRC_TAG)-models" | tee IMAGE_TAG
+
+      - name: Build the docker image
+        run: |
+          cd mailserver
+          tag=$(cat IMAGE_TAG)
+          docker build -t "$(cat IMAGE_TAG)" .
+
+      - name: Login to GHCR
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Push Image
+        run: |
+          docker push "$(cat mailserver/IMAGE_TAG)"
+
+      - name: Optionally Tag Image as Latest
+        if: ${{ inputs.tag_as_latest }}
+        run: |
+          docker tag "$(cat mailserver/IMAGE_TAG)" ghcr.io/t-lo/mailserver:latest
+          docker push ghcr.io/t-lo/mailserver:latest

Dockerfile

@@ -1,7 +1,7 @@
 # First, build the metrics exporter and the "prips" (print ip ranges) tool.
 FROM alpine AS builder
 ARG postfix_exporter_version=0.3.0
-ARG fail2ban_exporter_version=0.7.2
+ARG fail2ban_exporter_version=0.9.0
 ARG prips_version=1.2.0
 
 RUN apk update \
@@ -18,10 +18,10 @@ RUN cd "/postfix_exporter-$postfix_exporter_version" \
     && mv postfix_exporter /
 
 RUN echo "Downloading and building fail2ban exporter version '$fail2ban_exporter_version'" \
-    && wget "https://gitlab.com/hectorjsmith/fail2ban-prometheus-exporter/-/archive/${fail2ban_exporter_version}/fail2ban-prometheus-exporter-${fail2ban_exporter_version}.tar.gz" \
-    && tar -xzvf "fail2ban-prometheus-exporter-${fail2ban_exporter_version}.tar.gz"
+    && wget "https://gitlab.com/hectorjsmith/fail2ban-prometheus-exporter/-/archive/v${fail2ban_exporter_version}/fail2ban-prometheus-exporter-v${fail2ban_exporter_version}.tar.gz" \
+    && tar -xzvf "fail2ban-prometheus-exporter-v${fail2ban_exporter_version}.tar.gz"
 
-RUN cd "/fail2ban-prometheus-exporter-${fail2ban_exporter_version}/src" \
+RUN cd "/fail2ban-prometheus-exporter-v${fail2ban_exporter_version}" \
     && go mod download \
     && go build \
     && strip fail2ban-prometheus-exporter \

release.sh

@@ -42,7 +42,7 @@ untracked="$(git ls-files --other --exclude-standard --directory 2>&1)"
 if [ -n "${untracked}" ] ; then
     echo
     git ls-files --other --exclude-standard --directory 2>&1
-    yell "ERROR: untracked files detected (see baove). Please commit and push or remove bevore creating a release."
+    yell "ERROR: untracked files detected (see above). Please commit and push or remove before creating a release."
     exit 1
 fi