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chore(bigquery-jdbc): dockerized proxy environment to run integration tests by logachev · Pull Request #13546 · googleapis/google-cloud-java · GitHub
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chore(bigquery-jdbc): dockerized proxy environment to run integration tests #13546

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Merged
logachev merged 3 commits into from
Jun 24, 2026
Merged

chore(bigquery-jdbc): dockerized proxy environment to run integration tests #13546

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chore(bigquery-jdbc): dockerized proxy environment to run integration…
logachev Jun 23, 2026
23147b6
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logachev Jun 24, 2026
7adca45
Merge branch 'main' into kirl/it_with_proxy
logachev Jun 24, 2026
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15 changes: 13 additions & 2 deletions java-bigquery-jdbc/Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
FROM gcr.io/cloud-devrel-public-resources/java11
FROM gcr.io/cloud-devrel-public-resources/java11 AS base
ARG BRANCH=main
ENV JDBC_DOCKER_ENV=true

Expand All @@ -19,6 +19,17 @@ RUN bash -c " \

# This will ensure all deps are present
WORKDIR /src
RUN mvn install
RUN mvn install

ENTRYPOINT []

# Proxy stage: configured squid proxy and iptables to force all traffic through it
FROM base AS proxy
RUN apt-get update && apt-get install -y squid iptables iproute2 curl && rm -rf /var/lib/apt/lists/*
COPY tools/environments/proxy/start-proxy.sh /usr/local/bin/start-proxy.sh
RUN chmod +x /usr/local/bin/start-proxy.sh
ENTRYPOINT ["/usr/local/bin/start-proxy.sh"]

# Regular stage: same as base, default stage
FROM base AS regular

21 changes: 18 additions & 3 deletions java-bigquery-jdbc/Makefile
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@@ -1,9 +1,11 @@
SHELL := /bin/bash # Default 'sh' doesn't support 'source'
BUILD_BRANCH=main
CONTAINER_NAME=jdbc
PROXY_CONTAINER_NAME=$(CONTAINER_NAME)-proxy
PACKAGE_DESTINATION=$(PWD)/drivers
SRC="$(PWD)"
skipSurefire ?= true
skipShade ?= true
JDBC_DRIVER_VERSION = $(shell mvn help:evaluate -Dexpression=project.version -q -DforceStdout)
JDBC_JAR = $(PACKAGE_DESTINATION)/google-cloud-bigquery-jdbc-$(JDBC_DRIVER_VERSION)-all.jar

Expand Down Expand Up @@ -33,13 +35,14 @@ unittest: |
-Dtest=$(test) \
test

# Important: By default, this command will skip unittests.
# Important: By default, this command will skip unittests & uberjar build.
# To include unit tests, run: make integration-test skipSurefire=false
integration-test:
mvn -B -ntp \
-Penable-integration-tests \
-DtrimStackTrace=false \
-DskipSurefire=$(skipSurefire) \
-DskipShade=$(skipShade) \
-Dclirr.skip=true \
-Denforcer.skip=true \
-Dit.failIfNoSpecifiedTests=true \
Expand Down Expand Up @@ -76,21 +79,30 @@ run-it-standalone:
# Commands for dockerized environments
.docker-run: |
docker run -it \
--cap-add=NET_ADMIN \
-v $(GOOGLE_APPLICATION_CREDENTIALS):/auth/application_creds.json \
-v "$(GOOGLE_APPLICATION_CREDENTIALS).p12":/auth/application_creds.p12 \
-e "GOOGLE_APPLICATION_CREDENTIALS=/auth/application_creds.json" \
-v $(SRC):/src \
-e "SA_EMAIL=test_email" \
-e "SA_SECRET=/auth/application_creds.json" \
-e "SA_SECRET_P12=/auth/application_creds.p12" \
-e "BIGQUERY_BASE_URL=$(BIGQUERY_BASE_URL)" \
-e "BIGQUERY_URL_FLAGS=$(BIGQUERY_URL_FLAGS)" \
$(CONTAINER_NAME) $(args)

docker-build:
docker build -t $(CONTAINER_NAME) -f Dockerfile --build-arg BRANCH=${BUILD_BRANCH} $(SRC)
docker build --target regular -t $(CONTAINER_NAME) -f Dockerfile --build-arg BRANCH=${BUILD_BRANCH} $(SRC)

docker-proxy-build:
docker build --target proxy -t $(PROXY_CONTAINER_NAME) -f Dockerfile --build-arg BRANCH=${BUILD_BRANCH} $(SRC)

docker-session:
$(MAKE) .docker-run args="bash"

docker-proxy-session:
$(MAKE) .docker-run CONTAINER_NAME=$(PROXY_CONTAINER_NAME) args="bash"

docker-package-all-dependencies: docker-build
mkdir -p $(PACKAGE_DESTINATION)
docker run \
Expand Down Expand Up @@ -134,6 +146,9 @@ docker-unittest: |
docker-integration-test: .check-env
$(MAKE) .docker-run args="make integration-test test=$(test) skipSurefire=$(skipSurefire)"

docker-proxy-integration-test: .check-env docker-proxy-build
$(MAKE) docker-integration-test CONTAINER_NAME=$(PROXY_CONTAINER_NAME) BIGQUERY_URL_FLAGS="ProxyHost=127.0.0.1;ProxyPort=3128;"

docker-coverage:
$(MAKE) .docker-run args="make unit-test-coverage"
$(MAKE) .docker-run args="make full-coverage"
$(MAKE) .docker-run args="make full-coverage"
2 changes: 2 additions & 0 deletions java-bigquery-jdbc/pom.xml
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Expand Up @@ -31,6 +31,7 @@
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<github.global.server>github</github.global.server>
<site.installationModule>google-cloud-bigquery-jdbc</site.installationModule>
<skipShade>false</skipShade>
</properties>

<build>
Expand Down Expand Up @@ -96,6 +97,7 @@
<goal>shade</goal>
</goals>
<configuration>
<skip>${skipShade}</skip>
<shadedArtifactAttached>true</shadedArtifactAttached>
<createSourcesJar>true</createSourcesJar>
<shadeSourcesContent>true</shadeSourcesContent>
Expand Down
58 changes: 58 additions & 0 deletions java-bigquery-jdbc/tools/environments/proxy/start-proxy.sh
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@@ -0,0 +1,58 @@
#!/bin/bash
# start-proxy.sh

set -e

echo "Starting Squid proxy..."
# Run squid in background.
# On Debian, /usr/sbin/squid is the binary.
# -s sends errors to syslog. -Y during rebuild. -C do not catch fatal signals.
/usr/sbin/squid -sYC

# Wait for squid to be ready and listen on 3128
echo "Waiting for Squid to listen on port 3128..."
timeout=30
while ! curl -s -I -x http://127.0.0.1:3128 https://www.google.com >/dev/null; do
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sleep 1
timeout=$((timeout - 1))
if [ $timeout -le 0 ]; then
echo "Squid failed to start or cannot access the internet."
exit 1
fi
done
echo "Squid is ready and working."

# Configure iptables to restrict network access
echo "Configuring iptables rules..."

# 1. Allow loopback traffic
iptables -A OUTPUT -o lo -j ACCEPT

# 2. Allow squid user (proxy) to access the network
iptables -A OUTPUT -m owner --uid-owner proxy -j ACCEPT

# 3. Allow DNS (port 53) for everyone
iptables -A OUTPUT -p udp --dport 53 -j ACCEPT
iptables -A OUTPUT -p tcp --dport 53 -j ACCEPT

# 4. Allow outgoing traffic to port 3128 (proxies) for testing external proxies
iptables -A OUTPUT -p tcp --dport 3128 -j ACCEPT

# 4.5 Allow raw access to Maven Central (repo.maven.apache.org) for dynamic dependency downloads
echo "Resolving repo.maven.apache.org and allowing raw access..."
for ip in $(getent ahosts repo.maven.apache.org | awk '{print $1}' | sort -u); do
if [[ $ip =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
echo "Allowing outbound to $ip"
iptables -A OUTPUT -d "$ip" -p tcp --dport 443 -j ACCEPT
iptables -A OUTPUT -d "$ip" -p tcp --dport 80 -j ACCEPT
fi
done

# 5. Reject all other outgoing TCP/UDP traffic
iptables -A OUTPUT -p tcp -j REJECT --reject-with tcp-reset
iptables -A OUTPUT -p udp -j REJECT

echo "Raw network access is now disabled. All traffic must go through the proxy."

# Execute the main command
exec "$@"
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