From 1f6e705cbe127af6dda136e4c854cfd3ab3c2c6f Mon Sep 17 00:00:00 2001
From: WeebDataHoarder <weebdatahoarder@noreply.gammaspectra.live>
Date: Wed, 23 Apr 2025 07:54:49 +0200
Subject: [PATCH] docker: reproducible builds within docker

---
 .drone.jsonnet |  5 ++++-
 .drone.yml     | 14 +++++++++++++-
 Dockerfile     |  2 +-
 3 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/.drone.jsonnet b/.drone.jsonnet
index 8544105..961c90e 100644
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -67,7 +67,10 @@ local Publish(registry, repo, secret, go, alpine, os, arch, trigger, platforms,
             image: "plugins/buildx",
             privileged: true,
             environment: {
-                DOCKER_BUILDKIT: "1"
+                DOCKER_BUILDKIT: "1",
+                SOURCE_DATE_EPOCH: 0,
+                TZ: "UTC",
+                LC_ALL: "C",
             },
             settings: {
                   registry: registry,
diff --git a/.drone.yml b/.drone.yml
index 12ea62e..9b3af25 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -89,6 +89,9 @@ platform:
 steps:
 - environment:
     DOCKER_BUILDKIT: "1"
+    LC_ALL: C
+    SOURCE_DATE_EPOCH: 0
+    TZ: UTC
   image: plugins/buildx
   name: docker
   privileged: true
@@ -126,6 +129,9 @@ platform:
 steps:
 - environment:
     DOCKER_BUILDKIT: "1"
+    LC_ALL: C
+    SOURCE_DATE_EPOCH: 0
+    TZ: UTC
   image: plugins/buildx
   name: docker
   privileged: true
@@ -163,6 +169,9 @@ platform:
 steps:
 - environment:
     DOCKER_BUILDKIT: "1"
+    LC_ALL: C
+    SOURCE_DATE_EPOCH: 0
+    TZ: UTC
   image: plugins/buildx
   name: docker
   privileged: true
@@ -200,6 +209,9 @@ platform:
 steps:
 - environment:
     DOCKER_BUILDKIT: "1"
+    LC_ALL: C
+    SOURCE_DATE_EPOCH: 0
+    TZ: UTC
   image: plugins/buildx
   name: docker
   privileged: true
@@ -230,6 +242,6 @@ trigger:
 type: docker
 ---
 kind: signature
-hmac: 6df9c42b8cc689f661dc3612f39f5ffce2dea2f50a92e45355fed1d882ee8c5a
+hmac: d487230b53d511ea07b872c70e0d3c21a3b7883d960e4011bc402c3467196baa
 
 ...
diff --git a/Dockerfile b/Dockerfile
index 15afbea..4be17fa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,7 +25,7 @@ ENV GOOS=${TARGETOS}
 ENV GOARCH=${TARGETARCH}
 ENV GOTOOLCHAIN=${GOTOOLCHAIN}
 
-RUN go build -pgo=auto -v -trimpath -o "${GOBIN}/go-away" ./cmd/go-away
+RUN go build -pgo=auto -v -trimpath -ldflags=-buildid= -o "${GOBIN}/go-away" ./cmd/go-away
 RUN test -e "${GOBIN}/go-away"