updates

.github/workflows/cancel_dupes.yml

@@ -0,0 +1,21 @@
+name: Cancelling Duplicates
+on:
+  workflow_run:
+    workflows:
+      - 'Deploy to Docker Hub'
+      - 'Check Linting'
+      - 'Tests'
+    types: ['requested']
+
+jobs:
+  cancel-duplicate-workflow-runs:
+    name: "Cancel duplicate workflow runs"
+    runs-on: ubuntu-18.04
+    steps:
+      - uses: potiuk/cancel-workflow-runs@master
+        name: "Cancel duplicate workflow runs"
+        with:
+          cancelMode: allDuplicates
+          token: ${{ secrets.GITHUB_TOKEN }}
+          sourceRunId: ${{ github.event.workflow_run.id }}
+

.github/workflows/deploy.yml

@@ -0,0 +1,112 @@
+---
+name: Deploy Main
+
+on:
+  workflow_dispatch:
+    inputs:
+      reason:
+        required: false
+        description: 'Reason for running this workflow'
+  push:
+    branches:
+      - main
+    # Don't trigger if it's just a documentation update
+    paths-ignore:
+      - '**.md'
+      - '**.MD'
+      - '**.yml'
+      - 'LICENSE'
+      - '.gitattributes'
+      - '.gitignore'
+      - '.dockerignore'
+
+# Set workflow-wide environment variables
+#  - REPO: repo name on dockerhub
+#  - IMAGE: image name on dockerhub
+env:
+#  DOCKERHUB_REPO: sdr-enthusiasts
+#  DOCKERHUB_IMAGE: vrs
+  GHCR_IMAGE: sdr-enthusiasts/docker-multifeeder
+  GHCR_REGISTRY: ghcr.io
+  GH_LABEL: main
+  GHCR_TAG: latest
+
+jobs:
+
+  workflow-dispatch:
+    name: Triggered via Workflow Dispatch?
+    # only run this step if workflow dispatch triggered
+    # log the reason the workflow dispatch was triggered
+    if: |
+      github.event_name == 'workflow_dispatch' &&
+      github.event.inputs.reason != ''
+    runs-on: ubuntu-latest
+    steps:
+      - name: Log dispatch reason
+        env:
+          INPUTS_REASON: ${{ github.event.inputs.reason }}
+        run: |
+          echo "Workflow dispatch reason: $INPUTS_REASON"
+
+  hadolint:
+    name: Run hadolint against docker files
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          ref: {{ env.GH_LABEL }}
+      - name: Pull hadolint/hadolint:latest Image
+        run: docker pull hadolint/hadolint:latest
+      - name: Run hadolint against Dockerfiles
+        run: docker run --rm -i -v "$PWD":/workdir --workdir /workdir --entrypoint hadolint hadolint/hadolint --ignore DL3015 --ignore DL3003 --ignore DL3006 --ignore DL3010 --ignore DL4001 --ignore DL3007 --ignore DL3008 --ignore SC2068 --ignore DL3007 --ignore SC1091 --ignore DL3013 --ignore DL3010 $(find . -type f -iname "Dockerfile*")
+
+  deploy_ghcr_multiarch:
+    name: Deploy ghcr.io (Multi-Arch)
+    needs: [hadolint]
+    runs-on: ubuntu-latest
+    steps:
+
+      # Check out our code
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          ref: ${{ env.GH_LABEL }}
+
+      # Log into ghcr (so we can push images)
+      - name: Login to ghcr.io
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.GHCR_REGISTRY }}
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Get metadata from repo
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.GHCR_REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      # Set up QEMU for multi-arch builds
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      # Set up buildx for multi platform builds
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          driver-opts: image=moby/buildkit:v0.10.6
+
+      # Build "latest"
+      - name: Build & Push - latest
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: ./Dockerfile
+          no-cache: true
+          platforms: linux/amd64,linux/arm/v7,linux/arm64,linux/i386
+          push: true
+          tags: ghcr.io/${{ env.GHCR_IMAGE }}:${{ env.GHCR_TAG }}
+          labels: ${{ steps.meta.outputs.labels }}

.hadolint.yaml

@@ -0,0 +1,5 @@
+ignored: 
+  - DL3003
+  - DL3008
+  - SC3054
+  - SC3044

rootfs/etc/services.d/mlat-client/run

@@ -42,7 +42,7 @@ fi
 # MLAT_CONFIG=mlatserver_1,mlatserver_port_1[,results_port_1[,extra_params_1]];mlatserver_2,mlatserver_port_2[,results_port_2[,extra_params_2]] etc
 
 # parse MLAT_CONFIG string into mlat_configs array
-readarray -td ";" mlat_configs < <(printf '%s' "${MLAT_CONFIG}")
+readarray -td ";" mlat_configs < <(printf '%s' "${MLAT_CONFIG// /}")
 
 # Now loop through the MLAT_CONFIG items and start up an Mlat_client for each of them:
 for instance in "${mlat_configs[@]}"