return retval
+ def get_size(self):
+ """
+ Accessor for partition size, 0 or --size before set_size().
+ """
+ return self.size
+
def set_size(self, size):
"""
Accessor for actual partition size, which must be set by source
"""
self.source_file = source_file
+ def get_extra_block_count(self, current_blocks):
+ """
+ The --size param is reflected in self.size (in MB), and we already
+ have current_blocks (1k) blocks, calculate and return the
+ number of (1k) blocks we need to add to get to --size, 0 if
+ we're already there or beyond.
+ """
+ msger.debug("Requested partition size for %s: %d" % \
+ (self.mountpoint, self.size))
+
+ if not self.size:
+ return 0
+
+ requested_blocks = self.size * 1024
+
+ msger.debug("Requested blocks %d, current_blocks %d" % \
+ (requested_blocks, current_blocks))
+
+ if requested_blocks > current_blocks:
+ return requested_blocks - current_blocks
+ else:
+ return 0
+
def prepare(self, cr, cr_workdir, oe_builddir, rootfs_dir, bootimg_dir,
kernel_dir, native_sysroot):
"""
"""
populate_script = "%s/usr/bin/populate-extfs.sh" % native_sysroot
- image_extra_space = 10240
-
image_rootfs = rootfs_dir
rootfs = "%s/rootfs.%s" % (cr_workdir, self.fstype)
du_cmd = "du -ks %s" % image_rootfs
rc, out = exec_cmd(du_cmd)
- actual_rootfs_size = out.split()[0]
+ actual_rootfs_size = int(out.split()[0])
+
+ extra_blocks = self.get_extra_block_count(actual_rootfs_size)
+
+ if extra_blocks < IMAGE_EXTRA_SPACE:
+ extra_blocks = IMAGE_EXTRA_SPACE
+
+ rootfs_size = actual_rootfs_size + extra_blocks
- rootfs_size = int(actual_rootfs_size) + image_extra_space
+ msger.debug("Added %d extra blocks to %s to get to %d total blocks" % \
+ (extra_blocks, self.mountpoint, rootfs_size))
dd_cmd = "dd if=/dev/zero of=%s bs=1024 seek=%d count=0 bs=1k" % \
(rootfs, rootfs_size)
Currently handles ext2/3/4 and btrfs.
"""
- image_extra_space = 10240
-
image_rootfs = rootfs_dir
rootfs = "%s/rootfs.%s" % (cr_workdir, self.fstype)
du_cmd = "du -ks %s" % image_rootfs
rc, out = exec_cmd(du_cmd)
- actual_rootfs_size = out.split()[0]
+ actual_rootfs_size = int(out.split()[0])
+
+ extra_blocks = self.get_extra_block_count(actual_rootfs_size)
+
+ if extra_blocks < IMAGE_EXTRA_SPACE:
+ extra_blocks = IMAGE_EXTRA_SPACE
+
+ rootfs_size = actual_rootfs_size + extra_blocks
- rootfs_size = int(actual_rootfs_size) + image_extra_space
+ msger.debug("Added %d extra blocks to %s to get to %d total blocks" % \
+ (extra_blocks, self.mountpoint, rootfs_size))
dd_cmd = "dd if=/dev/zero of=%s bs=1024 seek=%d count=0 bs=1k" % \
(rootfs, rootfs_size)