!47 add make_compile_env.sh

From: @xiezhipeng1
Reviewed-by: @hanxinke
Signed-off-by: @hanxinke

kpatch.spec

@@ -1,7 +1,7 @@
 Name:           kpatch
 Epoch:          1
 Version:        0.9.1
-Release:        18
+Release:        19
 Summary:        A Linux dynamic kernel patching infrastructure
 
 License:        GPLv2
@@ -103,6 +103,12 @@ popd
 %{_mandir}/man1/*.1.gz
 
 %changelog
+* Tue Oct 26 2021 Zhipeng Xie<xiezhipeng1@huawei.com> -1:0.9.1-19
+- Type:enhancement
+- ID:NA
+- SUG:NA
+- DESC:support make compile environment
+
 * Tue Sep 28 2021 Zhipeng Xie<xiezhipeng1@huawei.com> -1:0.9.1-18
 - Type:bugfix
 - ID:NA

make_compile_env.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+rm -rf kpatch_compile_env
+yum install -y strace vim git rpm-build bc elfutils-libelf-devel gdb-headless make gcc patch bison flex openssl-devel kernel-source-`uname -r` kernel-debuginfo-`uname -r` kernel-devel-`uname -r` --installroot=`pwd`/kpatch_compile_env/
+mkdir -p kpatch_compile_env/kpatch
+/bin/cp * kpatch_compile_env/kpatch/
+cat > kpatch_compile_env/installkpatch.sh <<EOF
+#!/bin/bash
+mkdir -p ~/rpmbuild/SOURCES/
+/bin/cp kpatch/* ~/rpmbuild/SOURCES/
+rpmbuild -ba kpatch/kpatch.spec
+rpm -Uvh ~/rpmbuild/RPMS/`arch`/kpatch*.rpm
+cd /opt/patch_workspace
+rm -rf kernel-source .config
+ln -s /usr/src/linux-`uname -r`/ kernel-source
+ln -s /usr/src/linux-`uname -r`/.config .config
+ln -s /usr/lib/debug/lib/modules/`uname -r`/vmlinux vmlinux
+rm -rf /dev/null
+mknod /dev/null c 1 3
+rm -rf /dev/zero
+mknod /dev/zero c 1 5
+rm -rf /dev/random
+mknod /dev/random c 1 8
+rm -rf /dev/tty
+mknod /dev/tty c 5 0
+EOF
+chmod a+x kpatch_compile_env/installkpatch.sh
+chroot kpatch_compile_env /installkpatch.sh
+cat > kpatch_compile_env/chroot.sh <<EOF
+mount -t proc proc \$(dirname \$0)/proc
+chroot \$(dirname \$0)
+EOF
+cat > kpatch_compile_env/unchroot.sh <<EOF
+umount \$(dirname \$0)/proc
+EOF
+cat > kpatch_compile_env/usr/bin/openEuler_history<<EOF
+#!/bin/bash
+EOF
+chmod a+x kpatch_compile_env/chroot.sh
+chmod a+x kpatch_compile_env/unchroot.sh
+chmod a+x kpatch_compile_env/usr/bin/openEuler_history
+tar -czf kpatch_compile_env.tar.gz kpatch_compile_env
+rm -rf kpatch_compile_env