Automatic update all hosts

.drone.yml

@@ -1,54 +1,47 @@
 ---
+
 kind: pipeline
 type: docker
 name: default
 steps:
-  - name: fetch ip
+  - name: fetch ips
     image: cburki/mosquitto-clients
     commands:
-      - echo "$hostname"
-      - mosquitto_sub -h raum.ctdo.de -t "homie/$hostname/\$localip" -C 1 | tr -d '\n'
-      - mosquitto_sub -h raum.ctdo.de -t "homie/$hostname/\$localip" -C 1 | tr -d '\n' >lastknownip
-      - cat "lastknownip"
-    environment:
-      hostname:
-        from_secret: hostname
-  - name: configure
-    image: alpine
-    commands:
-      - sed -i "s/WIFISSID/$IOTSSID/" data/homie/config.json
-      - sed -i "s/WIFIPASS/$iotpwd/" data/homie/config.json
-      - sed -i "s/HOSTNAME/$hostname/g" data/homie/config.json
-      - sed -i "s/HOSTNAME/$hostname/g" data/homie/config.json
-      - lastknownip=$(cat lastknownip)
-      - sed -i "s/HOSTNAME/$lastknownip/g" platformio.ini
-    environment:
-      hostname:
-        from_secret: hostname
-      IOTSSID:
-        from_secret: iotssid
-      iotpwd:
-        from_secret: iotpwd
+      - rm -f lastknownhostips
+      - cat hosts
+      - for h in $(cat hosts); do echo $h; echo $h; done
+      - for h in $(cat hosts); do mosquitto_sub -h raum.ctdo.de -t "homie/$h/\$localip" -C 1; done >lastknownips
+      - for h in $(cat hosts); do echo -n "$h," >>lastknownhostips; mosquitto_sub -h raum.ctdo.de -t "homie/$h/\$localip" -C 1 >>lastknownhostips; done 
+      - cat lastknownhostips
+      - cat lastknownips
   - name: build
     image: suculent/platformio-docker-build
     commands:
-      # - pip install -U platformio
-      # Build image
+      # Build images
       - platformio run --environment d1_mini
-      # Build file system image
-      - platformio run --target buildfs --environment d1_mini
-  - name: upload
+      - |
+        chmod u+x ./configurefs.sh
+        chmod u+x ./uploadfs.sh
+        ./configurefs.sh
+  - name: upload image
     image: curlimages/curl
     commands:
-      - lastknownip=$(cat lastknownip)
-      - echo "$lastknownip"
       # Upload image with espota-gateway
+      # All hosts receive the identical image
       - |
-        curl --insecure --no-progress-meter --fail-with-body --request POST --url "https://espota.ctdo.de/" --header "Content-Type: multipart/form-data" --form ip="$lastknownip" --form firmware=@.pio/build/d1_mini/firmware.bin --no-buffer
-      # TODO: Upload file system image with espota-gateway, if the device is available again (or leave it to espota-gateway to retry often enough)
-      - |
-        curl --insecure --no-progress-meter --fail-with-body --request POST --url "https://espota.ctdo.de/" --header "Content-Type: multipart/form-data" --form ip="$lastknownip" --form spiffs=@.pio/build/d1_mini/spiffs.bin --no-buffer
-
-### matrix-builds? -  for multiple volumeknobs?
-### https://0-8-0.docs.drone.io/matrix-builds/
-###
+        cat lastknownips
+        for thisip in $(cat lastknownips)
+        do
+          echo "Current IP to upload is $thisip"
+          curl -m 180 --insecure --no-progress-meter --fail-with-body --request POST --url "https://espota.ctdo.de/" --header "Content-Type: multipart/form-data" --form ip="$thisip" --form firmware=@.pio/build/d1_mini/firmware.bin --no-buffer
+        done
+  - name: upload configs
+    image: curlimages/curl
+    commands:
+      - ls -lA .
+      - /bin/sh ./uploadfs.sh    
+    environment:
+      IOTSSID:
+        from_secret: iotssid
+      iotpwd:
+        from_secret: iotpwd    

configurefs.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+while IFS="," read -r curhost curip
+do
+    echo "Host ${curhost} and IP ${curip}"
+    cp data/homie/config.json data/homie/config.json.sample
+    sed -i "s/WIFISSID/$IOTSSID/" data/homie/config.json
+    sed -i "s/WIFIPASS/$iotpwd/" data/homie/config.json
+    sed -i "s/HOSTNAME/${curhost}/g" data/homie/config.json
+    sed -i "s/HOSTNAME/${curhost}/g" data/homie/config.json
+    # Build image with these parameters
+    platformio run --target buildfs --environment d1_mini
+    # Save this image
+    cp .pio/build/d1_mini/spiffs.bin .pio/build/d1_mini/spiffs_${curhost}.bin
+    # Revert config.json
+    cp data/homie/config.json.sample data/homie/config.json
+done < <(cat lastknownhostips)

hosts

@@ -0,0 +1,2 @@
+volumeknob2
+volumeknob3

uploadfs.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+echo "Running"
+while read line
+do
+    echo "Line is ${line}"
+    curhost=$(echo ${line} | cut -d ',' -f1)
+    curip=$(echo ${line} | cut -d ',' -f2)
+    echo "Host ${curhost} and IP ${curip}"
+    # Upload this image
+    curl -m 180 --insecure --no-progress-meter --fail-with-body --request POST --url "https://espota.ctdo.de/" --header "Content-Type: multipart/form-data" --form ip="$curip" --form spiffs=@.pio/build/d1_mini/spiffs_${curhost}.bin --no-buffer
+done < <(cat lastknownhostips)