Hmm …

Author: rimi-itk

README.md

@@ -5,16 +5,16 @@ Based on <https://quantumleap.readthedocs.io/>.
 Start the show:
 
 ``` shell name=start
-docker compose pull
-docker compose up --detach --wait
+task compose -- pull
+task compose -- up --detach --wait
 
 open https://orion.quantumleap.local.itkdev.dk
 open https://grafana.quantumleap.local.itkdev.dk
 ```
 
 ``` shell name=orion-subscription-create
 # https://quantumleap.readthedocs.io/en/latest/user/using/#orion-subscription
-docker compose exec --no-TTY orion curl --silent --show-error localhost:1026/v2/subscriptions --header 'content-type: application/json' --data @- <<EOF
+task compose -- exec --no-TTY orion curl --silent --show-error localhost:1026/v2/subscriptions --header 'content-type: application/json' --data @- <<EOF
 {
     "description": "Test subscription",
     "subject": {
@@ -37,12 +37,12 @@ EOF
 ```
 
 ``` shell name=orion-subscriptions-get
-docker compose exec --no-TTY orion curl --silent --show-error localhost:1026/v2/subscriptions | jq
+task compose -- exec --no-TTY orion curl --silent --show-error localhost:1026/v2/subscriptions | jq
 ```
 
 ``` shell name=orion-entity-create
 # https://fiware-orion.readthedocs.io/en/master/user/walkthrough_apiv2.html#entity-creation
-docker compose exec --no-TTY orion curl --silent --show-error localhost:1026/v2/entities --header 'content-type: application/json' --data @- <<EOF
+task compose -- exec --no-TTY orion curl --silent --show-error localhost:1026/v2/entities --header 'content-type: application/json' --data @- <<EOF
 {
   "id": "Room1",
   "type": "Room",
@@ -61,7 +61,7 @@ EOF
 
 ``` shell name=orion-entity-update substitutions="{«temperature.value»: 87, «pressure.value»: 42}"
 # https://fiware-orion.readthedocs.io/en/master/user/walkthrough_apiv2.html#update-entity
-docker compose exec --no-TTY orion curl --silent --show-error localhost:1026/v2/entities/Room1/attrs --header 'content-type: application/json' --data @- <<EOF
+task compose -- exec --no-TTY orion curl --silent --show-error localhost:1026/v2/entities/Room1/attrs --header 'content-type: application/json' --data @- <<EOF
 {
   "temperature": {
     "value": «temperature.value»,
@@ -78,8 +78,8 @@ EOF
 Talk to the timescale database:
 
 ``` shell name=timescale-query
-docker compose exec timescale psql quantumleap quantumleap --command '\dt'
-docker compose exec timescale psql quantumleap quantumleap --command 'SELECT * FROM etroom'
+task compose -- exec timescale psql quantumleap quantumleap --command '\dt'
+task compose -- exec timescale psql quantumleap quantumleap --command 'SELECT * FROM etroom'
 ```
 
 Generate some random data:

Taskfile.yml

@@ -0,0 +1,49 @@
+# yaml-language-server: $schema=https://taskfile.dev/schema.json
+
+version: '3'
+
+# https://taskfile.dev/usage/#env-files
+dotenv:
+  - .env.docker.local
+  - .env.local
+  - .env
+
+vars:
+  DOCKER_COMPOSE: '{{.TASK_DOCKER_COMPOSE | default "docker compose"}}'
+
+tasks:
+  grafana:reset-database:
+    desc: Reset Grafana database
+    prompt: Really?
+    cmds:
+      - git restore docker-compose.quantumleap.yml
+      - |
+        git apply <<'EOF'
+        diff --git a/docker-compose.quantumleap.yml b/docker-compose.quantumleap.yml
+        index 92329be..641c646 100644
+        --- a/docker-compose.quantumleap.yml
+        +++ b/docker-compose.quantumleap.yml
+        @@ -122,4 +122,4 @@ services:
+               - ./grafana/provisioning:/etc/grafana/provisioning
+               - ./grafana/provisioning:/etc/grafana/provisioning
+               # Cf. environment variable GF_PATHS_DATA
+        -      - ./.docker/data/grafana/grafana.db:/var/lib/grafana/grafana.db
+        +      # - ./.docker/data/grafana/grafana.db:/var/lib/grafana/grafana.db
+        EOF
+      - mkdir -p .docker/data/grafana/
+      - rm .docker/data/grafana/grafana.db || true
+      - task: compose
+        vars:
+          TASK_ARGS: up --detach --wait grafana
+      - task: compose
+        vars:
+          TASK_ARGS: cp grafana:/var/lib/grafana/grafana.db .docker/data/grafana/grafana.db
+      - git restore docker-compose.quantumleap.yml
+
+      - task: compose
+        vars:
+          TASK_ARGS: up --detach
+
+  compose:
+    cmds:
+      - '{{.DOCKER_COMPOSE}} {{.TASK_ARGS}} {{.CLI_ARGS}}'

docker-compose.quantumleap.yml

@@ -113,8 +113,13 @@ services:
       # - GF_SERVER_PROTOCOL=https
       - GF_SERVER_DOMAIN=grafana.${COMPOSE_DOMAIN:?}
       # - GF_SERVER_HTTP_PORT=80
+      # https://grafana.com/docs/grafana/latest/setup-grafana/configure-grafana/#data
+      - GF_PATHS_DATA=/var/lib/grafana # The default value
     volumes:
       # https://grafana.com/docs/grafana/latest/setup-grafana/configure-docker/
       #- ./grafana/grafana.ini://etc/grafana/grafana.ini
       # https://grafana.com/docs/grafana/latest/setup-grafana/configure-grafana/
       - ./grafana/provisioning:/etc/grafana/provisioning
+      - ./grafana/provisioning:/etc/grafana/provisioning
+      # Cf. environment variable GF_PATHS_DATA
+      - ./.docker/data/grafana/grafana.db:/var/lib/grafana/grafana.db