From 3a6510ad61c02a6fb9157d7f599e65f8ea6e4566 Mon Sep 17 00:00:00 2001
From: "Wang, Arron" <arron.wang@intel.com>
Date: Wed, 20 Sep 2023 16:23:13 +0800
Subject: [PATCH] osbuild: Reduce guest components binary size with strip
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

opa_linux_amd64_static 38M => 27M
kata-agent 30M => 23M

ls -alh opa_linux_amd64_static
-rw-rw-r-- 1 arron arron 38M Jul 28 01:59 opa_linux_amd64_static
➜ kata-containers git:(main) ✗ strip opa_linux_amd64_static
➜ kata-containers git:(main) ✗ ls -alh opa_linux_amd64_static
-rw-rw-r-- 1 arron arron 27M Sep 20 16:12 opa_linux_amd64_static

ls -alh ./usr/bin/kata-agent
-rwxr-xr-x. 1 root root 30M Jul 30 23:41 ./usr/bin/kata-agent
ls -alh ./usr/bin/kata-agent
-rwxr-xr-x. 1 root root 23M Sep 20 16:13 ./usr/bin/kata-agent

Fixes: #8011

Signed-off-by: Wang, Arron <arron.wang@intel.com>
---
 tools/osbuilder/rootfs-builder/rootfs.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/osbuilder/rootfs-builder/rootfs.sh b/tools/osbuilder/rootfs-builder/rootfs.sh
index 7ae835946c..2a8f069804 100755
--- a/tools/osbuilder/rootfs-builder/rootfs.sh
+++ b/tools/osbuilder/rootfs-builder/rootfs.sh
@@ -619,6 +619,7 @@ EOF
 		make clean
 		make LIBC=${LIBC} INIT=${AGENT_INIT} SECCOMP=${SECCOMP} AGENT_POLICY=${AGENT_POLICY}
 		make install DESTDIR="${ROOTFS_DIR}" LIBC=${LIBC} INIT=${AGENT_INIT}
+		strip ${ROOTFS_DIR}/usr/bin/kata-agent
 		if [ "${SECCOMP}" == "yes" ]; then
 			rm -rf "${libseccomp_install_dir}" "${gperf_install_dir}"
 		fi
@@ -663,6 +664,7 @@ EOF
 			local opa_bin="${ROOTFS_DIR}${opa_bin_dir}/opa"
 			info "Installing OPA binary to ${opa_bin}"
 			install -D -o root -g root -m 0755 opa -T "${opa_bin}"
+			strip ${ROOTFS_DIR}${opa_bin_dir}/opa
 		else
 			info "OPA binary already exists in ${opa_bin_dir}"
 		fi