From 87e52c0f5ed73df5252a13bafe1f0fc0ee153071 Mon Sep 17 00:00:00 2001
From: Till Faelligen <2353100+S7evinK@users.noreply.github.com>
Date: Tue, 8 Nov 2022 13:08:39 +0100
Subject: [PATCH] Build with CGO

---
 .github/workflows/dendrite.yml              | 2 +-
 build/scripts/Complement.Dockerfile         | 7 ++++---
 build/scripts/ComplementPostgres.Dockerfile | 7 ++++---
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/dendrite.yml b/.github/workflows/dendrite.yml
index 7046c696d..5dffda91d 100644
--- a/.github/workflows/dendrite.yml
+++ b/.github/workflows/dendrite.yml
@@ -372,7 +372,7 @@ jobs:
             (wget -O - "https://github.com/matrix-org/complement/archive/$BRANCH_NAME.tar.gz" | tar -xz --strip-components=1 -C complement) && break
           done
       # Build initial Dendrite image
-      - run: docker build -t complement-dendrite:${{ matrix.postgres }}${{ matrix.api }}${{ matrix.cgo }} -f build/scripts/Complement${{ matrix.postgres }}.Dockerfile .
+      - run: docker build --build-arg=CGO=${{ matrix.cgo && 1 }} -t complement-dendrite:${{ matrix.postgres }}${{ matrix.api }}${{ matrix.cgo }} -f build/scripts/Complement${{ matrix.postgres }}.Dockerfile .
         working-directory: dendrite
         env:
           DOCKER_BUILDKIT: 1
diff --git a/build/scripts/Complement.Dockerfile b/build/scripts/Complement.Dockerfile
index 14b28498b..79422e645 100644
--- a/build/scripts/Complement.Dockerfile
+++ b/build/scripts/Complement.Dockerfile
@@ -10,12 +10,13 @@ RUN mkdir /dendrite
 
 # Utilise Docker caching when downloading dependencies, this stops us needlessly
 # downloading dependencies every time.
+ARG CGO
 RUN --mount=target=. \
     --mount=type=cache,target=/go/pkg/mod \
     --mount=type=cache,target=/root/.cache/go-build \
-    go build -o /dendrite ./cmd/generate-config && \
-    go build -o /dendrite ./cmd/generate-keys && \
-    go build -o /dendrite ./cmd/dendrite-monolith-server
+    CGO_ENABLED=${CGO} go build -o /dendrite ./cmd/generate-config && \
+    CGO_ENABLED=${CGO} go build -o /dendrite ./cmd/generate-keys && \
+    CGO_ENABLED=${CGO} go build -o /dendrite ./cmd/dendrite-monolith-server
 
 WORKDIR /dendrite
 RUN ./generate-keys --private-key matrix_key.pem
diff --git a/build/scripts/ComplementPostgres.Dockerfile b/build/scripts/ComplementPostgres.Dockerfile
index 785090b0b..3faf43cc7 100644
--- a/build/scripts/ComplementPostgres.Dockerfile
+++ b/build/scripts/ComplementPostgres.Dockerfile
@@ -28,12 +28,13 @@ RUN mkdir /dendrite
 
 # Utilise Docker caching when downloading dependencies, this stops us needlessly
 # downloading dependencies every time.
+ARG CGO
 RUN --mount=target=. \
     --mount=type=cache,target=/go/pkg/mod \
     --mount=type=cache,target=/root/.cache/go-build \
-    go build -o /dendrite ./cmd/generate-config && \
-    go build -o /dendrite ./cmd/generate-keys && \
-    go build -o /dendrite ./cmd/dendrite-monolith-server
+    CGO_ENABLED=${CGO} go build -o /dendrite ./cmd/generate-config && \
+    CGO_ENABLED=${CGO} go build -o /dendrite ./cmd/generate-keys && \
+    CGO_ENABLED=${CGO} go build -o /dendrite ./cmd/dendrite-monolith-server
 
 WORKDIR /dendrite
 RUN ./generate-keys --private-key matrix_key.pem