Add docker configuration for faucet

.circleci/config.yml

@@ -5,6 +5,7 @@ workflows:
     jobs:
       - build
       - lint
+      - faucet_docker
 
 jobs:
   build:
@@ -53,3 +54,18 @@ jobs:
             - ~/.cache/yarn
       - run:
           command: yarn lint
+  faucet_docker:
+    docker:
+      - image: circleci/node:10
+    steps:
+      - checkout
+      - setup_remote_docker:
+          docker_layer_caching: true
+      - run:
+          name: Build docker image
+          command: docker build -t cosmwasm/faucet:manual --file faucet.Dockerfile .
+      - run:
+          name: Test docker image
+          command: |
+            docker run --read-only --rm cosmwasm/faucet:manual help
+            docker run --read-only --rm cosmwasm/faucet:manual version

faucet.Dockerfile

@@ -0,0 +1,23 @@
+# Start the build environment
+# https://hub.docker.com/_/node/
+FROM node:12.14-alpine AS build-env
+
+ADD package.json yarn.lock tsconfig.json lerna.json /build_repo_root/
+ADD packages/bcp /build_repo_root/packages/bcp
+ADD packages/faucet /build_repo_root/packages/faucet
+
+WORKDIR /build_repo_root
+RUN yarn install --frozen-lockfile
+RUN yarn build
+
+# Start the runtime environment
+FROM node:12.14-alpine
+COPY --from=build-env /build_repo_root/package.json /run_repo_root/
+COPY --from=build-env /build_repo_root/yarn.lock /run_repo_root/
+COPY --from=build-env /build_repo_root/packages /run_repo_root/packages
+WORKDIR /run_repo_root
+RUN yarn install --frozen-lockfile --production
+
+EXPOSE 8000
+ENTRYPOINT ["/run_repo_root/packages/faucet/bin/cosm-faucet"]
+CMD [""]

packages/faucet/README.md

@@ -74,6 +74,34 @@ the same mnemonic is used. Accessing the distributor accounts will be possible
 as soon as there is
 [multi account support](https://github.com/iov-one/ponferrada/milestone/3).
 
+### Working with docker
+
+- Build an artifact ()
+
+```sh
+docker build -t cosmwasm/faucet:manual --file faucet.Dockerfile .
+```
+
+- Version and help
+
+```sh
+docker run --read-only --rm cosmwasm/faucet:manual version
+docker run --read-only --rm cosmwasm/faucet:manual help
+```
+
+- Run faucet locally
+
+```sh
+DOCKER_HOST_IP=$(docker run --read-only --rm alpine ip route | awk 'NR==1 {print $3}') \
+  FAUCET_CONCURRENCY=3 FAUCET_MNEMONIC="economy stock theory fatal elder harbor betray wasp final emotion task crumble siren bottom lizard educate guess current outdoor pair theory focus wife stone" \
+  docker run --read-only --rm \
+  -e FAUCET_MNEMONIC \
+  -e FAUCET_CONCURRENCY \
+  -p 8000:8000 \
+  cosmwasm/faucet:manual \
+  start cosmwasm "http://$DOCKER_HOST_IP:1317"
+```
+
 ### Using the faucet
 
 Now that the faucet has been started up, you can send credit requests to it.