From 37d1e9fbfc13421fee7e19a26d3ec839341852e4 Mon Sep 17 00:00:00 2001
From: Caleb Xu <caxu@redhat.com>
Date: Wed, 18 Mar 2026 11:42:52 -0400
Subject: [PATCH] Reduce binary size using -s -w ldflags

Signed-off-by: Caleb Xu <caxu@redhat.com>
---
 .goreleaser.yml                    | 2 +-
 Dockerfile                         | 2 +-
 Dockerfile-Windows                 | 2 +-
 changelogs/unreleased/9627-caxu-rh | 1 +
 hack/build.sh                      | 3 ++-
 5 files changed, 6 insertions(+), 4 deletions(-)
 create mode 100644 changelogs/unreleased/9627-caxu-rh

diff --git a/.goreleaser.yml b/.goreleaser.yml
index 0ff87e36a9..35bd122df5 100644
--- a/.goreleaser.yml
+++ b/.goreleaser.yml
@@ -44,7 +44,7 @@ builds:
       - goos: windows
         goarch: s390x
     ldflags:
-      - -X "github.com/vmware-tanzu/velero/pkg/buildinfo.Version={{ .Tag }}" -X "github.com/vmware-tanzu/velero/pkg/buildinfo.GitSHA={{ .FullCommit }}" -X "github.com/vmware-tanzu/velero/pkg/buildinfo.GitTreeState={{ .Env.GIT_TREE_STATE }}" -X "github.com/vmware-tanzu/velero/pkg/buildinfo.ImageRegistry={{ .Env.REGISTRY }}"
+      - -s -w -X "github.com/vmware-tanzu/velero/pkg/buildinfo.Version={{ .Tag }}" -X "github.com/vmware-tanzu/velero/pkg/buildinfo.GitSHA={{ .FullCommit }}" -X "github.com/vmware-tanzu/velero/pkg/buildinfo.GitTreeState={{ .Env.GIT_TREE_STATE }}" -X "github.com/vmware-tanzu/velero/pkg/buildinfo.ImageRegistry={{ .Env.REGISTRY }}"
 archives:
   - name_template: "{{ .ProjectName }}-{{ .Tag }}-{{ .Os }}-{{ .Arch }}"
     wrap_in_directory: true
diff --git a/Dockerfile b/Dockerfile
index 6ce46ca3b4..4a1609c0de 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -32,7 +32,7 @@ ENV CGO_ENABLED=0 \
     GOOS=${TARGETOS} \
     GOARCH=${TARGETARCH} \
     GOARM=${TARGETVARIANT} \
-    LDFLAGS="-X ${PKG}/pkg/buildinfo.Version=${VERSION} -X ${PKG}/pkg/buildinfo.GitSHA=${GIT_SHA} -X ${PKG}/pkg/buildinfo.GitTreeState=${GIT_TREE_STATE} -X ${PKG}/pkg/buildinfo.ImageRegistry=${REGISTRY}"
+    LDFLAGS="-s -w -X ${PKG}/pkg/buildinfo.Version=${VERSION} -X ${PKG}/pkg/buildinfo.GitSHA=${GIT_SHA} -X ${PKG}/pkg/buildinfo.GitTreeState=${GIT_TREE_STATE} -X ${PKG}/pkg/buildinfo.ImageRegistry=${REGISTRY}"
 
 WORKDIR /go/src/github.com/vmware-tanzu/velero
 
diff --git a/Dockerfile-Windows b/Dockerfile-Windows
index ac22531dc1..50d5f27d07 100644
--- a/Dockerfile-Windows
+++ b/Dockerfile-Windows
@@ -34,7 +34,7 @@ ENV CGO_ENABLED=0 \
     GOOS=${TARGETOS} \
     GOARCH=${TARGETARCH} \
     GOARM=${TARGETVARIANT} \
-    LDFLAGS="-X ${PKG}/pkg/buildinfo.Version=${VERSION} -X ${PKG}/pkg/buildinfo.GitSHA=${GIT_SHA} -X ${PKG}/pkg/buildinfo.GitTreeState=${GIT_TREE_STATE} -X ${PKG}/pkg/buildinfo.ImageRegistry=${REGISTRY}"
+    LDFLAGS="-s -w -X ${PKG}/pkg/buildinfo.Version=${VERSION} -X ${PKG}/pkg/buildinfo.GitSHA=${GIT_SHA} -X ${PKG}/pkg/buildinfo.GitTreeState=${GIT_TREE_STATE} -X ${PKG}/pkg/buildinfo.ImageRegistry=${REGISTRY}"
 
 WORKDIR /go/src/github.com/vmware-tanzu/velero
 
diff --git a/changelogs/unreleased/9627-caxu-rh b/changelogs/unreleased/9627-caxu-rh
new file mode 100644
index 0000000000..dddb3cc61c
--- /dev/null
+++ b/changelogs/unreleased/9627-caxu-rh
@@ -0,0 +1 @@
+Reduce binary size using -s -w ldflags
diff --git a/hack/build.sh b/hack/build.sh
index 064b583ef4..27614f4c10 100755
--- a/hack/build.sh
+++ b/hack/build.sh
@@ -67,7 +67,8 @@ fi
 
 export CGO_ENABLED=0
 
-LDFLAGS="-X ${PKG}/pkg/buildinfo.Version=${VERSION}"
+LDFLAGS="-s -w"
+LDFLAGS="${LDFLAGS} -X ${PKG}/pkg/buildinfo.Version=${VERSION}"
 LDFLAGS="${LDFLAGS} -X ${PKG}/pkg/buildinfo.ImageRegistry=${REGISTRY}"
 LDFLAGS="${LDFLAGS} -X ${PKG}/pkg/buildinfo.GitSHA=${GIT_SHA}"
 LDFLAGS="${LDFLAGS} -X ${PKG}/pkg/buildinfo.GitTreeState=${GIT_TREE_STATE}"