From dccd123868bd4d7582a78e1bf64d5a1533120fa4 Mon Sep 17 00:00:00 2001
From: Wolfgang Hottgenroth <wolfgang.hottgenroth@icloud.com>
Date: Wed, 6 Nov 2024 17:32:24 +0100
Subject: [PATCH] add deployment

---
 .woodpecker.yml            | 40 +++++++++++++++++++++++
 Dockerfile                 | 25 +++++++++++++++
 deployment/deploy-yml.tmpl | 66 ++++++++++++++++++++++++++++++++++++++
 deployment/deploy.sh       | 25 +++++++++++++++
 src/message_processor.py   |  1 +
 5 files changed, 157 insertions(+)
 create mode 100644 .woodpecker.yml
 create mode 100644 Dockerfile
 create mode 100644 deployment/deploy-yml.tmpl
 create mode 100644 deployment/deploy.sh

diff --git a/.woodpecker.yml b/.woodpecker.yml
new file mode 100644
index 0000000..3bbe4b3
--- /dev/null
+++ b/.woodpecker.yml
@@ -0,0 +1,40 @@
+steps:
+  build:
+    image: plugins/kaniko
+    settings:
+      repo: ${FORGE_NAME}/${CI_REPO}
+      registry: 
+        from_secret: container_registry
+      tags: latest,${CI_COMMIT_SHA},${CI_COMMIT_TAG}
+      username: 
+        from_secret: container_registry_username
+      password: 
+        from_secret: container_registry_password
+      dockerfile: Dockerfile
+    when:
+      - event: [push, tag]
+
+  scan_image:
+    image: aquasec/trivy
+    commands:
+      - trivy image $FORGE_NAME/$CI_REPO:$CI_COMMIT_SHA --quiet --exit-code 1
+    when:
+      - event: [push, tag]
+
+  deploy:
+    image: portainer/kubectl-shell:latest
+    secrets:
+      - source: kube_config
+        target: KUBE_CONFIG_CONTENT
+      - source: encryption_key
+        target: ENCRYPTION_KEY
+      - source: secrets_checksum
+        target: MD5_CHECKSUM
+    commands:
+      - export IMAGE_TAG=$CI_COMMIT_TAG
+      - printf "$KUBE_CONFIG_CONTENT" > /tmp/kubeconfig
+      - export KUBECONFIG=/tmp/kubeconfig
+      - ./deployment/deploy.sh
+    when:
+      - event: tag
+
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..67aa91a
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,25 @@
+FROM python:3.13-alpine
+
+WORKDIR /app
+
+COPY src/requirements.txt .
+COPY src/main.py .
+COPY src/message_processor.py .
+
+RUN pip install --no-cache-dir -r requirements.txt
+
+
+ENV MQTT_BROKER=""
+ENV MQTT_PORT=""
+ENV MQTT_CLIENT_PREFIX=""
+ENV MQTT_BOX_TOPIC_PREFIXES=""
+ENV MQTT_CENTRAL_TOPICS=""
+ENV MQTT_STATUS_TOPIC=""
+ENV OFF_TEMPERATURE=""
+ENV LOW_TEMPERATURE=""
+ENV DEFAULT_HIGH_TEMPERATURE=""
+ENV MAINTENANCE_TEMPERATURE=""
+ENV BOXES=""
+
+CMD ["python", "main.py"]
+
diff --git a/deployment/deploy-yml.tmpl b/deployment/deploy-yml.tmpl
new file mode 100644
index 0000000..be044c3
--- /dev/null
+++ b/deployment/deploy-yml.tmpl
@@ -0,0 +1,66 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: heating-controller-config
+data:
+  MQTT_BROKER: "emqx01-anonymous-cluster-internal.broker.svc.cluster.local"
+  MQTT_PORT: "1883"
+  MQTT_CLIENT_PREFIX: "HeatingController"
+  MQTT_BOX_TOPIC_PREFIXES: |
+    {
+      "high_temp": "heating/config/high_temp/",
+      "cmd": "heating/command/"
+    }
+  MQTT_CENTRAL_TOPICS: |
+    {
+      "general_off": "heating/system/general_off",
+      "maintenance_mode": "heating/system/maintenance_mode",
+      "status": "heating/system/status"
+    }
+  MQTT_STATUS_TOPIC: "heating/status"
+  OFF_TEMPERATURE: "5.0"
+  LOW_TEMPERATURE: "15.0"
+  DEFAULT_HIGH_TEMPERATURE: "21.0"
+  MAINTENANCE_TEMPERATURE: "30.0"
+  BOXES: |
+    {
+      "box1": {
+        "label": "living_room",
+        "windows": [ 
+          { "topic": "window/living_room/street_side", "label": "street_side" },
+          { "topic": "window/living_room/garden_side", "label": "garden_side" }
+        ],
+        "output_topic": "output/living_room"
+      },
+      "box2": {
+        "label": "kitchen",
+        "windows": [ 
+          { "topic": "window/kitchen/street_side", "label": "street_side" },
+          { "topic": "window/kitchen/garden_side", "label": "garden_side" },
+          { "topic": "window/kitchen/garden_door", "label": "garden_door" }
+        ],
+        "output_topic": "output/kitchen"
+      }
+    }
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: heating-controller
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: heating-controller
+  template:
+    metadata:
+      labels:
+        app: heating-controller
+    spec:
+      containers:
+        - name: heating-controller
+          image: %IMAGE%
+          envFrom:
+            - configMapRef:
+                name: heating-controller-config
+
diff --git a/deployment/deploy.sh b/deployment/deploy.sh
new file mode 100644
index 0000000..2bb4f27
--- /dev/null
+++ b/deployment/deploy.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+if [ "$IMAGE_TAG" == "" ]; then
+  echo "Make sure IMAGE_TAG is set"
+  exit 1
+fi
+
+
+IMAGE_NAME=$FORGE_NAME/$CI_REPO
+NAMESPACE=homea
+DEPLOYMENT_DIR=$PWD/deployment
+
+pushd $DEPLOYMENT_DIR > /dev/null
+kubectl create namespace $NAMESPACE \
+  --dry-run=client \
+  -o yaml | \
+  kubectl -f - apply
+
+cat $DEPLOYMENT_DIR/deploy-yml.tmpl | \
+  sed -e 's,%IMAGE%,'$IMAGE_NAME':'$IMAGE_TAG','g | \
+  kubectl apply -f - -n $NAMESPACE
+
+popd > /dev/null
+
+
diff --git a/src/message_processor.py b/src/message_processor.py
index 717b529..30e1c23 100644
--- a/src/message_processor.py
+++ b/src/message_processor.py
@@ -86,6 +86,7 @@ def _calculate_output_temperature(local_context):
     if local_context['mode'] == 'high':
         local_context['output_temperature'] = local_context['high_temperature']
         return
+    # if we come here, something serious happened
     logger.error(f"Error in calculation of output_temperature: {local_context=}")
     return