Override timestamp c(xx)flag

Author: alexhulbert

.github/workflows/op_rbuilder_release.yaml

@@ -105,6 +105,8 @@ jobs:
           CARGO_INCREMENTAL=0 \
           LC_ALL=C \
           TZ=UTC \
+          CFLAGS="-D__TIME__=\"\" -D__DATE__=\"\"" \
+          CXXFLAGS="-D__TIME__=\"\" -D__DATE__=\"\"" \
           cargo build --release --features=${{ matrix.features }} --locked --target ${{ matrix.configs.target }} --package op-rbuilder
       - name: Upload op-rbuilder artifact
         uses: actions/upload-artifact@v4

.github/workflows/reproducible_verify.yaml

@@ -2,6 +2,8 @@ name: Verify Reproducible Build
 
 on:
   workflow_dispatch:
+  schedule:
+    - cron: "0 2 */3 * *"
 
 jobs:
   verify:
@@ -16,12 +18,14 @@ jobs:
           export SOURCE_DATE_EPOCH=$(git log -1 --pretty=%ct)
 
           RUSTFLAGS="$REPRO_FLAGS" CARGO_INCREMENTAL=0 LC_ALL=C TZ=UTC \
+          CFLAGS="-D__TIME__=\"\" -D__DATE__=\"\"" CXXFLAGS="-D__TIME__=\"\" -D__DATE__=\"\"" \
           cargo build --release --locked -p op-rbuilder --target x86_64-unknown-linux-gnu
           mv target/x86_64-unknown-linux-gnu/release/op-rbuilder build1
 
           cargo clean
 
           RUSTFLAGS="$REPRO_FLAGS" CARGO_INCREMENTAL=0 LC_ALL=C TZ=UTC \
+          CFLAGS="-D__TIME__=\"\" -D__DATE__=\"\"" CXXFLAGS="-D__TIME__=\"\" -D__DATE__=\"\"" \
           cargo build --release --locked -p op-rbuilder --target x86_64-unknown-linux-gnu
           mv target/x86_64-unknown-linux-gnu/release/op-rbuilder build2
 

Dockerfile

@@ -86,6 +86,8 @@ RUN SOURCE_DATE_EPOCH=$(git log -1 --pretty=%ct) \
     CARGO_INCREMENTAL=0 \
     LC_ALL=C \
     TZ=UTC \
+    CFLAGS="-D__TIME__=\"\" -D__DATE__=\"\"" \
+    CXXFLAGS="-D__TIME__=\"\" -D__DATE__=\"\"" \
     cargo build --release --locked --features="$FEATURES" --package=${RBUILDER_BIN} --target x86_64-unknown-linux-gnu
 
 # Runtime container for rbuilder