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#!/bin/sh
# Copyright 2018 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
PREREQ=""
prereqs()
{
echo "$PREREQ"
}
case $1 in
prereqs)
prereqs
exit 0
;;
esac
. /scripts/functions
. /scripts/expandfs-lib.sh
if ! rootdev=$(resolve_device "${ROOT}"); then
log_failure_msg "Failed to resolve root device for \"${ROOT}\""
fi
if ! fs_type=$(get_fstype "${rootdev}"); then
log_failure_msg "Failed to determine fstype for \"${rootdev}\""
fi
if ! out=$(split_partition "$rootdev"); then
log_failure_msg "Failed to detect disk and partition info: ${out}"
exit 0
fi
disk=${out%:*}
partnum=${out#*:}
if ! parted_needresize "${disk}" "${partnum}"; then
log_success_msg "Disk ${rootdev} doesn't need resizing."
exit 0
fi
if ! out=$(sgdisk_fix_gpt "$disk"); then
log_failure_msg "Failed to fix GPT: ${out}"
exit 0
fi
echo "Resizing partition on ${rootdev}"
if ! out=$(parted_resizepart "${disk}" "${partnum}"); then
log_failure_msg "Failed to resize partition: ${out}"
exit 0
fi
echo "Resizing filesystem on ${rootdev}"
if ! out=$(resize_filesystem "${rootdev}"); then
log_failure_msg "Failed to resize filesystem: ${out}"
exit 0
fi
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