Merge pull request #2038 from freedomofpress/rm-dockerize

Use curl instead of dockerize in SDK CI

.github/workflows/sdk.yml

@@ -30,16 +30,14 @@ jobs:
       - name: Install dependencies
         run: |
           pip install poetry==1.6.1
-          wget https://github.com/jwilder/dockerize/releases/download/$DOCKERIZE_VERSION/dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz &&
-          tar -C /usr/local/bin -xzvf dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz &&
-          rm dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz
       - name: Run tests without VCR cassettes
         run: |
           # Start the server in the background
           NUM_SOURCES=5 make -C securedrop-server dev &
           # And install deps
           poetry -C client install --no-ansi
           # Wait for server to come up
-          dockerize -wait http://127.0.0.1:8080 -timeout 5m
+          echo "Polling with curl --silent until the server is up..."
+          while ! curl --silent --fail --output /dev/null http://127.0.0.1:8080; do sleep 5; done
           # Run tests
           make -C client regenerate-sdk-cassettes