content: # Copyright 2025 Google LLC
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #      http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  #
  ################################################################################
  
  # Build rust stuff in its own image. We only need the resulting binaries.
  # Keeping the rust toolchain in the image wastes 1 GB.
  FROM gcr.io/oss-fuzz-base/base-image:ubuntu-24-04 as temp-runner-binary-builder
  
  RUN apt-get update && apt-get install -y cargo libyaml-dev
  RUN cargo install rustfilt
  
  # Using multi-stage build to copy some LLVM binaries needed in the runner image.
  FROM gcr.io/oss-fuzz-base/base-clang:ubuntu-24-04 AS base-clang
  FROM gcr.io/oss-fuzz-base/base-builder-ruby:ubuntu-24-04 AS base-ruby
  
  # The base builder image compiles a specific Python version. Using a multi-stage build
  # to copy that same Python interpreter into the runner image saves build time and keeps
  # the Python versions in sync.
  FROM gcr.io/oss-fuzz-base/base-builder:ubuntu-24-04 AS base-builder
  
  # Real image that will be used later.
  FROM gcr.io/oss-fuzz-base/base-image:ubuntu-24-04
  
  COPY --from=temp-runner-binary-builder /root/.cargo/bin/rustfilt /usr/local/bin
  
  # Copy the binaries needed for code coverage and crash symbolization.
  COPY --from=base-clang /usr/local/bin/llvm-cov \
       /usr/local/bin/llvm-profdata \
       /usr/local/bin/llvm-symbolizer \
       /usr/local/bin/
  
  # Copy the pre-compiled Python binaries and libraries
  COPY --from=base-builder /usr/local/bin/python3.11 /usr/local/bin/python3.11
  COPY --from=base-builder /usr/local/lib/libpython3.11.so.1.0 /usr/local/lib/libpython3.11.so.1.0
  COPY --from=base-builder /usr/local/include/python3.11 /usr/local/include/python3.11
  COPY --from=base-builder /usr/local/lib/python3.11 /usr/local/lib/python3.11
  COPY --from=base-builder /usr/local/bin/pip3 /usr/local/bin/pip3
  
  # Create symbolic links to ensure compatibility
  RUN ldconfig && \
      ln -s /usr/local/bin/python3.11 /usr/local/bin/python3 && \
      ln -s /usr/local/bin/python3.11 /usr/local/bin/python
  
  COPY install_deps_ubuntu_24_04.sh /
  RUN /install_deps_ubuntu_24_04.sh && rm /install_deps_ubuntu_24_04.sh
  
  ENV CODE_COVERAGE_SRC=/opt/code_coverage
  # Pin coverage to the same as in the base builder:
  # https://github.com/google/oss-fuzz/blob/master/infra/base-images/base-builder/install_python.sh#L22
  RUN git clone https://chromium.googlesource.com/chromium/src/tools/code_coverage $CODE_COVERAGE_SRC && \
      cd /opt/code_coverage && \
      git checkout edba4873b5e8a390e977a64c522db2df18a8b27d && \
      pip3 install wheel && \
      # If version "Jinja2==2.10" is in requirements.txt, bump it to a patch version that
      # supports upgrading its MarkupSafe dependency to a Python 3.11 compatible release:
      sed -i 's/Jinja2==2.10/Jinja2==2.10.3/' requirements.txt && \
      pip3 install -r requirements.txt && \
      pip3 install MarkupSafe==2.0.1 && \
      pip3 install coverage==6.3.2
  
  # Default environment options for various sanitizers.
  # Note that these match the settings used in ClusterFuzz and
  # shouldn't be changed unless a corresponding change is made on
  # ClusterFuzz side as well.
  ENV ASAN_OPTIONS="alloc_dealloc_mismatch=0:allocator_may_return_null=1:allocator_release_to_os_interval_ms=500:check_malloc_usable_size=0:detect_container_overflow=1:detect_odr_violation=0:detect_leaks=1:detect_stack_use_after_return=1:fast_unwind_on_fatal=0:handle_abort=1:handle_segv=1:handle_sigill=1:max_uar_stack_size_log=16:print_scariness=1:quarantine_size_mb=10:strict_memcmp=1:strip_path_prefix=/workspace/:symbolize=1:use_sigaltstack=1:dedup_token_length=3"
  ENV MSAN_OPTIONS="print_stats=1:strip_path_prefix=/workspace/:symbolize=1:dedup_token_length=3"
  ENV UBSAN_OPTIONS="print_stacktrace=1:print_summary=1:silence_unsigned_overflow=1:strip_path_prefix=/workspace/:symbolize=1:dedup_token_length=3"
  ENV FUZZER_ARGS="-rss_limit_mb=2560 -timeout=25"
  ENV AFL_FUZZER_ARGS="-m none"
  
  # Set up Golang environment variables (copied from /root/.bash_profile).
  ENV GOPATH /root/go
  
  # /root/.go/bin is for the standard Go binaries (i.e. go, gofmt, etc).
  # $GOPATH/bin is for the binaries from the dependencies installed via "go get".
  ENV PATH $PATH:$GOPATH/bin
  COPY gocoverage $GOPATH/gocoverage
  
  COPY install_go.sh /
  RUN /install_go.sh && rm -rf /install_go.sh /root/.go
  
  # Install OpenJDK 15 and trim its size by removing unused components.
  ENV JAVA_HOME=/usr/lib/jvm/java-17-openjdk-amd64
  ENV JAVA_15_HOME=/usr/lib/jvm/java-15-openjdk-amd64
  ENV JVM_LD_LIBRARY_PATH=$JAVA_HOME/lib/server
  ENV PATH=$PATH:$JAVA_HOME/bin
  
  COPY install_java.sh /
  RUN /install_java.sh && rm /install_java.sh
  
  # Install JaCoCo for JVM coverage.
  RUN wget https://repo1.maven.org/maven2/org/jacoco/org.jacoco.cli/0.8.7/org.jacoco.cli-0.8.7-nodeps.jar -O /opt/jacoco-cli.jar && \
      wget https://repo1.maven.org/maven2/org/jacoco/org.jacoco.agent/0.8.7/org.jacoco.agent-0.8.7-runtime.jar -O /opt/jacoco-agent.jar && \
      echo "37df187b76888101ecd745282e9cd1ad4ea508d6  /opt/jacoco-agent.jar" | shasum --check && \
      echo "c1814e7bba5fd8786224b09b43c84fd6156db690  /opt/jacoco-cli.jar" | shasum --check
  
  COPY install_javascript.sh /
  RUN /install_javascript.sh && rm /install_javascript.sh
  
  # Copy built ruby and ruzzy from builder
  COPY --from=base-ruby /usr/local/rvm /usr/local/rvm
  COPY --from=base-ruby /install/ruzzy /install/ruzzy
  COPY ruzzy /usr/bin/ruzzy
  ENV PATH="$PATH:/usr/local/rvm/rubies/ruby-3.3.1/bin"
  # RubyGems installation directory
  ENV GEM_HOME="$OUT/fuzz-gem"
  ENV GEM_PATH="/install/ruzzy"
  
  # Do this last to make developing these files easier/faster due to caching.
  COPY bad_build_check \
      coverage \
      coverage_helper \
      download_corpus \
      jacoco_report_converter.py \
      nyc_report_converter.py \
      rcfilt \
      reproduce \
      run_fuzzer \
      parse_options.py \
      generate_differential_cov_report.py \
      profraw_update.py \
  
      targets_list \
      test_all.py \
      test_one.py \
      python_coverage_runner_help.py \
      /usr/local/bin/