Docker compose for hello world

helloworld/README.md

@@ -16,20 +16,33 @@ deployment it would be necessary to define an interface between the client
 and the personality, for example a RESTful API or gRPC.
 
 In order to run the tests, it is necessary to first have a Trillian log
-running, which itself means it is necessary to have MySQL or MariaDB
-running (see [MySQL
-setup](http://github.com/google/trillian#mysql-setup) for more
-information).  In one terminal, run the following commands:
+running. Follow one of the two steps below:
 
-```
-export GO111MODULE=on
+## Manual
+
+Set up MySQL or MariaDB using [MySQL setup](http://github.com/google/trillian#mysql-setup).
+Then, in one terminal, run the following commands:
+
+```bash
 go run github.com/google/trillian/cmd/trillian_log_server --rpc_endpoint="localhost:50054" --http_endpoint="localhost:50055" &
 go run github.com/google/trillian/cmd/trillian_log_signer --sequencer_interval="1s" --batch_size=500 --rpc_endpoint="localhost:50056" --http_endpoint="localhost:50057" --num_sequencers=1 --force_master &
 # Trillian services are now running
 
 export TREE_ID=$(go run github.com/google/trillian/cmd/createtree --admin_server=localhost:50054)
 ```
 
+## Docker
+
+```bash
+wget https://raw.githubusercontent.com/google/trillian/master/storage/mysql/schema/storage.sql
+docker compose up -d
+docker exec -i helloworld_db_1 mysql -pzaphod -Dtest < storage.sql
+```
+
+# Running the tests
+
+After setting up the trillian environment using the Manual or Docker instructions:
+
 Now, in another terminal run `go build` and then `go test --tree_id=${TREE_ID}`.  
 This runs three tests. 
 1. `TestAppend` ensures that checkpoints update properly on the

helloworld/docker-compose.yaml

@@ -0,0 +1,55 @@
+version: "3.1"
+
+services:
+  db:
+    image: mariadb
+    restart: always
+    environment:
+      - MYSQL_ROOT_PASSWORD=zaphod
+      - MYSQL_DATABASE=test
+      - MYSQL_USER=test
+      - MYSQL_PASSWORD=zaphod
+    ports:
+      - "3306:3306"
+    healthcheck:
+      test: mysql --user=$$MYSQL_USER --password=$$MYSQL_PASSWORD --silent --execute "SHOW DATABASES;"
+      interval: 3s
+      timeout: 2s
+      retries: 5
+
+  trillian-log-server:
+    image: gcr.io/trillian-opensource-ci/log_server
+    command: [
+      "--storage_system=mysql",
+      "--mysql_uri=test:zaphod@tcp(db:3306)/test",
+      "--rpc_endpoint=0.0.0.0:50054",
+      "--http_endpoint=0.0.0.0:50055",
+      "--alsologtostderr",
+    ]
+    restart: always
+    ports:
+      - "50054:50054"
+      - "50055:50055"
+    depends_on:
+      - db
+
+  trillian-log-signer:
+    image: gcr.io/trillian-opensource-ci/log_signer
+    command: [
+      "--storage_system=mysql",
+      "--mysql_uri=test:zaphod@tcp(db:3306)/test",
+      "--sequencer_interval=1s",
+      "----batch_size=500",
+      "--num_sequencers=1",
+      "--force_master",
+      "--rpc_endpoint=0.0.0.0:8090",
+      "--http_endpoint=0.0.0.0:8091",
+      "--alsologtostderr",
+    ]
+    restart: always
+    ports:
+      - "8092:8091"
+    depends_on:
+      - db
+      - trillian-log-server
+