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| author |   Marcin Juszkiewicz <hrw@openembedded.org> | 2008-12-05 17:15:41 +0100 |
|---|---|---|
| committer |   Marcin Juszkiewicz <hrw@koansoftware.com> | 2009-01-20 16:25:15 +0100 |
| commit | d38f1dd24dd6ed94408aa49aad33e46634a129ff (patch) | |
| tree | b84eb8e8860a33517fb0a1da441ddfc7938684a5 | |
| parent | bb7fa4bfe7064f010e4a428bcd5849bfab19e840 (diff) | |
| download | openembedded-d38f1dd24dd6ed94408aa49aad33e46634a129ff.tar.gz | |
Auto resizing ext2/ext3 images (from Poky)
During my work for OpenedHand I wrote one usefull thing which we used for
ext2/ext3 images - autosizing.
In few words: it checks how big rootfs is, adds IMAGE_EXTRA_SPACE amount
of kilobytes to it and gives that size to genext2fs.
| -rw-r--r-- | classes/image.bbclass | 1 | ||||
| -rw-r--r-- | conf/bitbake.conf | 4 |
2 files changed, 3 insertions, 2 deletions
diff --git a/classes/image.bbclass b/classes/image.bbclass index e9c0ecd947..901ab340ae 100644 --- a/classes/image.bbclass +++ b/classes/image.bbclass @@ -107,6 +107,7 @@ fakeroot do_rootfs () { ${IMAGE_PREPROCESS_COMMAND} + ROOTFS_SIZE=`du -ks ${IMAGE_ROOTFS}|awk '{print ${IMAGE_EXTRA_SPACE} + $1}'` ${@get_imagecmds(d)} ${IMAGE_POSTPROCESS_COMMAND} diff --git a/conf/bitbake.conf b/conf/bitbake.conf index 3646522d93..2c6979a9ca 100644 --- a/conf/bitbake.conf +++ b/conf/bitbake.conf @@ -308,9 +308,9 @@ IMAGE_CMD = "" IMAGE_CMD_jffs2 = "mkfs.jffs2 -x lzo --root=${IMAGE_ROOTFS} --faketime --output=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.jffs2 ${EXTRA_IMAGECMD}" IMAGE_CMD_yaffs2 = "mkyaffs2image ${EXTRA_IMAGECMD} ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.yaffs2" IMAGE_CMD_cramfs = "mkcramfs ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.cramfs ${EXTRA_IMAGECMD}" -IMAGE_CMD_ext2 = "genext2fs -b ${IMAGE_ROOTFS_SIZE} -d ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext2 ${EXTRA_IMAGECMD}" +IMAGE_CMD_ext2 = "genext2fs -b ${ROOTFS_SIZE} -d ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext2 ${EXTRA_IMAGECMD}" IMAGE_CMD_ext2.gz = "rm -rf ${DEPLOY_DIR_IMAGE}/tmp.gz && mkdir ${DEPLOY_DIR_IMAGE}/tmp.gz; genext2fs -b ${IMAGE_ROOTFS_SIZE} -d ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext2 ${EXTRA_IMAGECMD}; gzip -f -9 ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext2; mv ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext2.gz ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext2.gz; rmdir ${DEPLOY_DIR_IMAGE}/tmp.gz" -IMAGE_CMD_ext3 = "genext2fs -b ${IMAGE_ROOTFS_SIZE} -d ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext3 ${EXTRA_IMAGECMD}; tune2fs -j ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext3" +IMAGE_CMD_ext3 = "genext2fs -b ${ROOTFS_SIZE} -d ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext3 ${EXTRA_IMAGECMD}; tune2fs -j ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext3" IMAGE_CMD_ext3.gz = "rm -rf ${DEPLOY_DIR_IMAGE}/tmp.gz && mkdir ${DEPLOY_DIR_IMAGE}/tmp.gz; genext2fs -b ${IMAGE_ROOTFS_SIZE} -d ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext3 ${EXTRA_IMAGECMD}; tune2fs -j ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext3; gzip -f -9 ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext3; mv ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext3.gz ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext3.gz; rmdir ${DEPLOY_DIR_IMAGE}/tmp.gz" IMAGE_CMD_squashfs = "mksquashfs ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.squashfs ${EXTRA_IMAGECMD} -noappend" IMAGE_CMD_squashfs-lzma = "mksquashfs-lzma ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.squashfs-lzma ${EXTRA_IMAGECMD} -noappend" |