set apt mirror for cifuzz base builder image

diff --git a/.github/workflows/fuzz.yml b/.github/workflows/fuzz.yml
index c93ed0ef8769374afd8658ede15b5e582a0bbd92..2dbd3a34223f03de295cdac1d4b0f2cf352250c5 100644 (file)
--- a/.github/workflows/fuzz.yml
+++ b/.github/workflows/fuzz.yml
@@ -8,6 +8,11 @@ jobs:
   Fuzzing:
     runs-on: ubuntu-20.04
     steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 5
+        submodules: recursive
+    - run: docker build -t gcr.io/oss-fuzz-base/base-builder:latest -f Dockerfile-cifuzz .
     - name: Build Fuzzers
       uses: google/oss-fuzz/infra/cifuzz/actions/build_fuzzers@master
       with:

diff --git a/Dockerfile-cifuzz b/Dockerfile-cifuzz
new file mode 100644 (file)
index 0000000..61036bb
--- /dev/null
+++ b/Dockerfile-cifuzz
@@ -0,0 +1,5 @@
+FROM gcr.io/oss-fuzz-base/base-builder:latest
+
+RUN sed -i 's/[a-z]*\.ubuntu\.com/mirror\.leaseweb\.net/' /etc/apt/sources.list
+RUN apt-get update
+