From fa9ebfb6d13d8dfed739dc74ad4c28110a4103f1 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 16 Oct 2009 18:35:28 +0200
Subject: Using pre-cached bootstrap stage, if available, in order to build
chroot image which dramatically speads up building of large images.
---
helpers/lh_binary_chroot | 12 ++++-
helpers/lh_binary_rootfs | 120 +++++++++++++++++++++++++++++++++++++++++++++--
2 files changed, 127 insertions(+), 5 deletions(-)
diff --git a/helpers/lh_binary_chroot b/helpers/lh_binary_chroot
index 1591c25..2023941 100755
--- a/helpers/lh_binary_chroot
+++ b/helpers/lh_binary_chroot
@@ -84,8 +84,16 @@ ${LH_ROOT_COMMAND} rm -rf chroot/chroot
${LH_ROOT_COMMAND} rm -rf chroot.tmp
# Copying new chroot
-${LH_ROOT_COMMAND} cp -a chroot chroot.tmp
-${LH_ROOT_COMMAND} mv chroot.tmp chroot/chroot
+if [ -d cache/stages_bootstrap ]
+then
+ ${LH_ROOT_COMMAND} mv chroot chroot.tmp
+ ${LH_ROOT_COMMAND} cp -a cache/stages_bootstrap chroot
+ ${LH_ROOT_COMMAND} mv chroot.tmp chroot/chroot
+ ${LH_ROOT_COMMAND} touch chroot/chroot.cache
+else
+ ${LH_ROOT_COMMAND} cp -a chroot chroot.tmp
+ ${LH_ROOT_COMMAND} mv chroot.tmp chroot/chroot
+fi
if [ -f config/binary_rootfs/exclude ]
then
diff --git a/helpers/lh_binary_rootfs b/helpers/lh_binary_rootfs
index 1b72e7c..25fbb15 100755
--- a/helpers/lh_binary_rootfs
+++ b/helpers/lh_binary_rootfs
@@ -146,7 +146,45 @@ case "${LH_CHROOT_FILESYSTEM}" in
# Move image
mv chroot/filesystem.${LH_CHROOT_FILESYSTEM} binary/${INITFS}
- rm -rf chroot/chroot
+
+ if [ -e chroot/chroot.cache ]
+ then
+ rm -f .lock
+ mv chroot/chroot chroot.tmp
+
+ lh_chroot_linux-image remove ${*}
+ lh_chroot_sources remove ${*}
+ lh_chroot_apt remove ${*}
+ lh_chroot_hostname remove ${*}
+ lh_chroot_resolv remove ${*}
+ lh_chroot_hosts remove ${*}
+ lh_chroot_sysv-rc remove ${*}
+ lh_chroot_debianchroot remove ${*}
+ lh_chroot_sysfs remove ${*}
+ lh_chroot_selinuxfs remove ${*}
+ lh_chroot_proc remove ${*}
+ lh_chroot_devpts remove ${*}
+
+ rm -rf chroot
+ mv chroot.tmp chroot
+
+ lh_chroot_devpts install ${*}
+ lh_chroot_proc install ${*}
+ lh_chroot_selinuxfs install ${*}
+ lh_chroot_sysfs install ${*}
+ lh_chroot_debianchroot install ${*}
+ lh_chroot_sysv-rc install ${*}
+ lh_chroot_hosts install ${*}
+ lh_chroot_resolv install ${*}
+ lh_chroot_hostname install ${*}
+ lh_chroot_apt install ${*}
+ lh_chroot_sources install ${*}
+ lh_chroot_linux-image install ${*}
+
+ touch .lock
+ else
+ rm -rf chroot/chroot
+ fi
;;
disabled)
@@ -188,7 +226,43 @@ case "${LH_CHROOT_FILESYSTEM}" in
# Move image
mv chroot/filesystem.jffs2 binary/${INITFS}
- rm -rf chroot/chroot
+
+ if [ -e chroot/chroot.cache ]
+ then
+ rm -f .lock
+ mv chroot/chroot chroot.tmp
+
+ lh_chroot_linux-image remove ${*}
+ lh_chroot_sources remove ${*}
+ lh_chroot_apt remove ${*}
+ lh_chroot_hostname remove ${*}
+ lh_chroot_resolv remove ${*}
+ lh_chroot_hosts remove ${*}
+ lh_chroot_sysv-rc remove ${*}
+ lh_chroot_debianchroot remove ${*}
+ lh_chroot_sysfs remove ${*}
+ lh_chroot_selinuxfs remove ${*}
+ lh_chroot_proc remove ${*}
+ lh_chroot_devpts remove ${*}
+
+ rm -rf chroot
+ mv chroot.tmp chroot
+
+ lh_chroot_devpts install ${*}
+ lh_chroot_proc install ${*}
+ lh_chroot_selinuxfs install ${*}
+ lh_chroot_sysfs install ${*}
+ lh_chroot_debianchroot install ${*}
+ lh_chroot_sysv-rc install ${*}
+ lh_chroot_hosts install ${*}
+ lh_chroot_resolv install ${*}
+ lh_chroot_hostname install ${*}
+ lh_chroot_apt install ${*}
+ lh_chroot_sources install ${*}
+ lh_chroot_linux-image install ${*}
+ else
+ rm -rf chroot/chroot
+ fi
;;
disabled)
@@ -262,7 +336,47 @@ case "${LH_CHROOT_FILESYSTEM}" in
# Move image
${LH_ROOT_COMMAND} mv chroot/filesystem.squashfs binary/${INITFS}
- ${LH_ROOT_COMMAND} rm -rf chroot/chroot chroot/squashfs.sort
+ ${LH_ROOT_COMMAND} rm -f chroot/squashfs.sort
+
+ if [ -e chroot/chroot.cache ]
+ then
+ rm -f .lock
+ mv chroot/chroot chroot.tmp
+
+ lh_chroot_linux-image remove ${*}
+ lh_chroot_sources remove ${*}
+ lh_chroot_apt remove ${*}
+ lh_chroot_hostname remove ${*}
+ lh_chroot_resolv remove ${*}
+ lh_chroot_hosts remove ${*}
+ lh_chroot_sysv-rc remove ${*}
+ lh_chroot_debianchroot remove ${*}
+ lh_chroot_sysfs remove ${*}
+ lh_chroot_selinuxfs remove ${*}
+ lh_chroot_proc remove ${*}
+ lh_chroot_devpts remove ${*}
+
+ rm -rf chroot
+ mv chroot.tmp chroot
+
+ lh_chroot_devpts install ${*}
+ lh_chroot_proc install ${*}
+ lh_chroot_selinuxfs install ${*}
+ lh_chroot_sysfs install ${*}
+ lh_chroot_debianchroot install ${*}
+ lh_chroot_sysv-rc install ${*}
+ lh_chroot_hosts install ${*}
+ lh_chroot_resolv install ${*}
+ lh_chroot_hostname install ${*}
+ lh_chroot_apt install ${*}
+ lh_chroot_sources install ${*}
+ lh_chroot_linux-image install ${*}
+
+ touch .lock
+ else
+ rm -rf chroot/chroot
+ fi
+
${LH_ROOT_COMMAND} chmod 0644 binary/${INITFS}/filesystem.squashfs
;;
--
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