Addede comments and default image name
This commit is contained in:
parent
ace01f2fc7
commit
be4bfa0c13
45
build.sh
45
build.sh
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@ -3,8 +3,13 @@
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run_sub_stage()
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{
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log "Begin ${SUB_STAGE_DIR}"
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pushd ${SUB_STAGE_DIR} > /dev/null
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# Loop through each substage
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for i in {00..99}; do
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# Check for debconf stage
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if [ -f ${i}-debconf ]; then
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log "Begin ${SUB_STAGE_DIR}/${i}-debconf"
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on_chroot sh -e - << EOF
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@ -14,6 +19,8 @@ SELEOF
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EOF
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log "End ${SUB_STAGE_DIR}/${i}-debconf"
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fi
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# Install any packages with no-install-recommends set
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if [ -f ${i}-packages-nr ]; then
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log "Begin ${SUB_STAGE_DIR}/${i}-packages-nr"
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PACKAGES=`cat $i-packages-nr | tr '\n' ' '`
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@ -24,6 +31,8 @@ EOF
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fi
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log "End ${SUB_STAGE_DIR}/${i}-packages-nr"
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fi
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# Install any packages normally
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if [ -f ${i}-packages ]; then
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log "Begin ${SUB_STAGE_DIR}/${i}-packages"
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PACKAGES=`cat $i-packages | tr '\n' ' '`
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@ -34,6 +43,8 @@ EOF
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fi
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log "End ${SUB_STAGE_DIR}/${i}-packages"
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fi
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# Apply any patches
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if [ -d ${i}-patches ]; then
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log "Begin ${SUB_STAGE_DIR}/${i}-patches"
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pushd ${STAGE_WORK_DIR} > /dev/null
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@ -60,11 +71,15 @@ EOF
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popd > /dev/null
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log "End ${SUB_STAGE_DIR}/${i}-patches"
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fi
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# Run the substages run script
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if [ -x ${i}-run.sh ]; then
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log "Begin ${SUB_STAGE_DIR}/${i}-run.sh"
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./${i}-run.sh
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log "End ${SUB_STAGE_DIR}/${i}-run.sh"
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fi
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# Run the substages chroot script
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if [ -f ${i}-run-chroot ]; then
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log "Begin ${SUB_STAGE_DIR}/${i}-run-chroot"
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on_chroot sh -e - < ${i}-run-chroot
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@ -77,49 +92,77 @@ EOF
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run_stage(){
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log "Begin ${STAGE_DIR}"
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pushd ${STAGE_DIR} > /dev/null
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# Unmount this stage's folder on the filesystem
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unmount ${WORK_DIR}/${STAGE}
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# Set the working directory for this stage
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STAGE_WORK_DIR=${WORK_DIR}/${STAGE}
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# Set the root directory for this stage
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ROOTFS_DIR=${STAGE_WORK_DIR}/rootfs
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# Check to see if we should skip this stage (seemingly never)
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if [ ! -f SKIP ]; then
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# Clean the rootfs, if requested
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if [ "${CLEAN}" = "1" ]; then
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if [ -d ${ROOTFS_DIR} ]; then
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rm -rf ${ROOTFS_DIR}
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fi
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fi
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# Run the pre-run script
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if [ -x prerun.sh ]; then
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log "Begin ${STAGE_DIR}/prerun.sh"
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./prerun.sh
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log "End ${STAGE_DIR}/prerun.sh"
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fi
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# For each substage, run the run_sub_stage command for it
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for SUB_STAGE_DIR in ${STAGE_DIR}/*; do
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if [ -d ${SUB_STAGE_DIR} ]; then
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run_sub_stage
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fi
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done
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fi
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# Unmount the stag again
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unmount ${WORK_DIR}/${STAGE}
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# Set the previous stage info to this stage for the next stage to use
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PREV_STAGE=${STAGE}
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PREV_STAGE_DIR=${STAGE_DIR}
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PREV_ROOTFS_DIR=${ROOTFS_DIR}
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popd > /dev/null
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log "End ${STAGE_DIR}"
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}
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# Require Root to run
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if [ "$(id -u)" != "0" ]; then
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echo "Please run as root" 1>&2
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exit 1
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fi
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# Source a config file if it exists
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if [ -f config ]; then
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source config
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fi
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# Set image name
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#TODO: Add way to set this, plus defaults. Defaulting to raspbian for now
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IMG_NAME="raspbian"
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if [ -z "${IMG_NAME}" ]; then
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echo "IMG_NAME not set" 1>&2
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exit 1
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fi
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# Set other env variables
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export IMG_DATE=${IMG_DATE:-"$(date -u +%Y-%m-%d)"}
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export BASE_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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@ -151,9 +194,11 @@ export -f on_chroot
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export -f copy_previous
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export -f update_issue
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# Create working directory
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mkdir -p ${WORK_DIR}
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log "Begin ${BASE_DIR}"
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# Successively build each stage
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for STAGE_DIR in ${BASE_DIR}/stage*; do
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STAGE=$(basename ${STAGE_DIR})
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run_stage
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