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Diffstat (limited to 'classes/image.bbclass')
| -rw-r--r-- | classes/image.bbclass | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/classes/image.bbclass b/classes/image.bbclass new file mode 100644 index 0000000000..9dce609733 --- /dev/null +++ b/classes/image.bbclass @@ -0,0 +1,280 @@ +inherit rootfs_${IMAGE_PKGTYPE} + +LICENSE = "MIT" +PACKAGES = "" + +# +# udev, devfsd, busybox-mdev (from busybox) or none +# +IMAGE_DEV_MANAGER ?= "${@base_contains("MACHINE_FEATURES", "kernel26", "udev","",d)} " +# +# sysvinit, upstart +# +IMAGE_INIT_MANAGER ?= "sysvinit sysvinit-pidof" +IMAGE_INITSCRIPTS ?= "initscripts" +# +# tinylogin, getty +# +IMAGE_LOGIN_MANAGER ?= "tinylogin" + +# set sane default for the SPLASH variable +SPLASH ?= "" + +IMAGE_KEEPROOTFS ?= "" +IMAGE_KEEPROOTFS[doc] = "Set to non-empty to keep ${IMAGE_ROOTFS} around after image creation." + +IMAGE_BOOT ?= "${IMAGE_INITSCRIPTS} \ +${IMAGE_DEV_MANAGER} \ +${IMAGE_INIT_MANAGER} \ +${IMAGE_LOGIN_MANAGER} " + +RDEPENDS += "${IMAGE_INSTALL} ${IMAGE_BOOT}" + +# "export IMAGE_BASENAME" not supported at this time +IMAGE_BASENAME[export] = "1" +export PACKAGE_INSTALL ?= "${IMAGE_INSTALL} ${IMAGE_BOOT}" + +# We need to recursively follow RDEPENDS and RRECOMMENDS for images +do_rootfs[recrdeptask] += "do_deploy do_populate_staging" + +# Images are generally built explicitly, do not need to be part of world. +EXCLUDE_FROM_WORLD = "1" + +USE_DEVFS ?= "0" + +PID = "${@os.getpid()}" + +PACKAGE_ARCH = "${MACHINE_ARCH}" + +do_rootfs[depends] += "makedevs-native:do_populate_staging fakeroot-native:do_populate_staging" + +python () { + import bb + + deps = bb.data.getVarFlag('do_rootfs', 'depends', d) or "" + for type in (bb.data.getVar('IMAGE_FSTYPES', d, True) or "").split(): + for dep in ((bb.data.getVar('IMAGE_DEPENDS_%s' % type, d) or "").split() or []): + deps += " %s:do_populate_staging" % dep + for dep in (bb.data.getVar('EXTRA_IMAGEDEPENDS', d, True) or "").split(): + deps += " %s:do_populate_staging" % dep + bb.data.setVarFlag('do_rootfs', 'depends', deps, d) + + runtime_mapping_rename("PACKAGE_INSTALL", d) +} + +# +# Get a list of files containing tables of devices to be created. +# * IMAGE_DEVICE_TABLE is the old name to an absolute path to a device table file +# * IMAGE_DEVICE_TABLES is a new name for a file, or list of files, searched +# for in the BBPATH +# If neither are specified then the default name of files/device_table-minimal.txt +# is searched for in the BBPATH (same as the old version.) +# +def get_devtable_list(d): + import bb + devtable = bb.data.getVar('IMAGE_DEVICE_TABLE', d, 1) + if devtable != None: + return devtable + devtables = bb.data.getVar('IMAGE_DEVICE_TABLES', d, 1) + if devtables == None: + devtables = 'files/device_table-minimal.txt' + return " ".join([ bb.which(bb.data.getVar('BBPATH', d, 1), devtable) + for devtable in devtables.split() ]) + +def get_imagecmds(d): + import bb + cmds = "\n" + old_overrides = bb.data.getVar('OVERRIDES', d, 0) + for type in bb.data.getVar('IMAGE_FSTYPES', d, True).split(): + localdata = bb.data.createCopy(d) + bb.data.setVar('OVERRIDES', '%s:%s' % (type, old_overrides), localdata) + bb.data.update_data(localdata) + cmd = "\t#Code for image type " + type + "\n" + cmd += "\t${IMAGE_CMD_" + type + "}\n" + cmd += "\tcd ${DEPLOY_DIR_IMAGE}/\n" + cmd += "\trm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}." + type + "\n" + cmd += "\tln -s ${IMAGE_NAME}.rootfs." + type + " ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}." + type + "\n\n" + cmds += bb.data.expand(cmd, localdata) + return cmds + +IMAGE_POSTPROCESS_COMMAND ?= "" +MACHINE_POSTPROCESS_COMMAND ?= "" +ROOTFS_POSTPROCESS_COMMAND ?= "" + +# some default locales +IMAGE_LINGUAS ?= "de-de fr-fr en-gb" + +LINGUAS_INSTALL = "${@" ".join(map(lambda s: "locale-base-%s" % s, bb.data.getVar('IMAGE_LINGUAS', d, 1).split()))}" + +do_rootfs[nostamp] = "1" +do_rootfs[dirs] = "${TOPDIR}" +do_build[nostamp] = "1" + +# Must call real_do_rootfs() from inside here, rather than as a separate +# task, so that we have a single fakeroot context for the whole process. +fakeroot do_rootfs () { + set -x + rm -rf ${IMAGE_ROOTFS} + mkdir -p ${IMAGE_ROOTFS} + mkdir -p ${DEPLOY_DIR_IMAGE} + + if [ "${USE_DEVFS}" != "1" ]; then + for devtable in ${@get_devtable_list(d)}; do + makedevs -r ${IMAGE_ROOTFS} -D $devtable + done + fi + + rootfs_${IMAGE_PKGTYPE}_do_rootfs + + insert_feed_uris + + ${IMAGE_PREPROCESS_COMMAND} + + ROOTFS_SIZE=`du -ks ${IMAGE_ROOTFS}|awk '{size = ${IMAGE_EXTRA_SPACE} + $1; print (size > ${IMAGE_ROOTFS_SIZE} ? size : ${IMAGE_ROOTFS_SIZE}) }'` + ${@get_imagecmds(d)} + + ${IMAGE_POSTPROCESS_COMMAND} + + ${MACHINE_POSTPROCESS_COMMAND} + ${@['rm -rf ${IMAGE_ROOTFS}', ''][bool(d.getVar("IMAGE_KEEPROOTFS", 1))]} +} + +do_deploy_to[nostamp] = "1" +do_deploy_to () { + # A standalone task to deploy built image to the location specified + # by DEPLOY_TO variable (likely passed via environment). + # Assumes ${IMAGE_FSTYPES} is a single value! + cp "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.${IMAGE_FSTYPES}" ${DEPLOY_TO} +} + +insert_feed_uris () { + + echo "Building feeds for [${DISTRO}].." + + for line in ${FEED_URIS} + do + # strip leading and trailing spaces/tabs, then split into name and uri + line_clean="`echo "$line"|sed 's/^[ \t]*//;s/[ \t]*$//'`" + feed_name="`echo "$line_clean" | sed -n 's/\(.*\)##\(.*\)/\1/p'`" + feed_uri="`echo "$line_clean" | sed -n 's/\(.*\)##\(.*\)/\2/p'`" + + echo "Added $feed_name feed with URL $feed_uri" + + # insert new feed-sources + echo "src/gz $feed_name $feed_uri" >> ${IMAGE_ROOTFS}/etc/opkg/${feed_name}-feed.conf + done + + # Allow to use package deploy directory contents as quick devel-testing + # feed. This creates individual feed configs for each arch subdir of those + # specified as compatible for the current machine. + # NOTE: Development-helper feature, NOT a full-fledged feed. + if [ -n "${FEED_DEPLOYDIR_BASE_URI}" ]; then + for arch in ${PACKAGE_ARCHS} + do + echo "src/gz local-$arch ${FEED_DEPLOYDIR_BASE_URI}/$arch" >> ${IMAGE_ROOTFS}/etc/opkg/local-$arch-feed.conf + done + fi +} + +log_check() { + set +x + for target in $* + do + lf_path="${WORKDIR}/temp/log.do_$target.${PID}" + + echo "log_check: Using $lf_path as logfile" + + if test -e "$lf_path" + then + rootfs_${IMAGE_PKGTYPE}_log_check $target $lf_path + else + echo "Cannot find logfile [$lf_path]" + fi + echo "Logfile is clean" + done + + set -x +} + +# set '*' as the rootpassword so the images +# can decide if they want it or not + +zap_root_password () { + sed 's%^root:[^:]*:%root:*:%' < ${IMAGE_ROOTFS}/etc/passwd >${IMAGE_ROOTFS}/etc/passwd.new + mv ${IMAGE_ROOTFS}/etc/passwd.new ${IMAGE_ROOTFS}/etc/passwd +} + +create_etc_timestamp() { + date +%2m%2d%2H%2M%Y >${IMAGE_ROOTFS}/etc/timestamp +} + +# Turn any symbolic /sbin/init link into a file +remove_init_link () { + if [ -h ${IMAGE_ROOTFS}/sbin/init ]; then + LINKFILE=${IMAGE_ROOTFS}`readlink ${IMAGE_ROOTFS}/sbin/init` + rm ${IMAGE_ROOTFS}/sbin/init + cp $LINKFILE ${IMAGE_ROOTFS}/sbin/init + fi +} + +make_zimage_symlink_relative () { + if [ -L ${IMAGE_ROOTFS}/boot/zImage ]; then + (cd ${IMAGE_ROOTFS}/boot/ && for i in `ls zImage-* | sort`; do ln -sf $i zImage; done) + fi +} + +# Make login manager(s) enable automatic login. +# Useful for devices where we do not want to log in at all (e.g. phones) +set_image_autologin () { + sed -i 's%^AUTOLOGIN=\"false"%AUTOLOGIN="true"%g' ${IMAGE_ROOTFS}/etc/sysconfig/gpelogin +} + +# Can be use to create /etc/timestamp during image construction to give a reasonably +# sane default time setting +rootfs_update_timestamp () { + date "+%m%d%H%M%Y" >${IMAGE_ROOTFS}/etc/timestamp +} + +# Install locales into image for every entry in IMAGE_LINGUAS +install_linguas() { +if [ -e ${IMAGE_ROOTFS}/usr/bin/opkg-cl ] ; then + OPKG="opkg-cl ${IPKG_ARGS}" + + ${OPKG} update || true + ${OPKG} list_installed | awk '{print $1}' |sort | uniq > /tmp/installed-packages + + for i in $(cat /tmp/installed-packages | grep -v locale) ; do + for translation in ${IMAGE_LINGUAS}; do + translation_split=$(echo ${translation} | awk -F '-' '{print $1}') + echo ${i}-locale-${translation} + echo ${i}-locale-${translation_split} + done + done | sort | uniq > /tmp/wanted-locale-packages + + ${OPKG} list | awk '{print $1}' |grep locale |sort | uniq > /tmp/available-locale-packages + + cat /tmp/wanted-locale-packages /tmp/available-locale-packages | sort | uniq -d > /tmp/pending-locale-packages + + cat /tmp/pending-locale-packages | xargs ${OPKG} -nodeps install + rm -f ${IMAGE_ROOTFS}${libdir}/opkg/lists/* + + for i in ${IMAGE_ROOTFS}${libdir}/opkg/info/*.preinst; do + if [ -f $i ] && ! sh $i; then + opkg-cl ${IPKG_ARGS} flag unpacked `basename $i .preinst` + fi + done + + for i in ${IMAGE_ROOTFS}${libdir}/opkg/info/*.postinst; do + if [ -f $i ] && ! sh $i configure; then + opkg-cl ${IPKG_ARGS} flag unpacked `basename $i .postinst` + fi + done + +fi +} + +# export the zap_root_password, create_etc_timestamp and remote_init_link +EXPORT_FUNCTIONS zap_root_password create_etc_timestamp remove_init_link do_rootfs make_zimage_symlink_relative set_image_autologin rootfs_update_timestamp install_linguas + +addtask rootfs before do_build after do_install +addtask deploy_to after do_rootfs |