47 lines
1.2 KiB
Bash
Executable File
47 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
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# dib-lint: disable=safe_sudo
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if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
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set -x
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fi
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set -eu
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set -o pipefail
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# sanity checks
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[ -n "$IMAGE_BLOCK_DEVICE" ] || die "Image block device not set"
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# execute sfdisk with the given partitioning schema
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sudo sfdisk -uS --force $IMAGE_BLOCK_DEVICE <<EOF
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$DIB_PARTITIONING_SFDISK_SCHEMA
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EOF
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sudo partprobe $IMAGE_BLOCK_DEVICE
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# To ensure no race conditions exist from calling partprobe
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sudo udevadm settle
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# If the partition isn't under /dev/loop*p1, create it with kpartx
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DM=
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if [ ! -e "${IMAGE_BLOCK_DEVICE}p1" ]; then
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DM=${IMAGE_BLOCK_DEVICE/#\/dev/\/dev\/mapper}
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# If running inside Docker, make our nodes manually, because udev will not be working.
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if [ -f /.dockerenv ]; then
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# kpartx cannot run in sync mode in docker.
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sudo kpartx -av $TMP_IMAGE_PATH
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sudo dmsetup --noudevsync mknodes
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else
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sudo kpartx -asv $TMP_IMAGE_PATH
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fi
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elif [[ "$ARCH" =~ "ppc" ]]; then
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sudo kpartx -asv $TMP_IMAGE_PATH
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fi
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if [ -n "$DM" ]; then
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echo "IMAGE_BLOCK_DEVICE=${DM}p1"
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elif [[ "$ARCH" =~ "ppc" ]]; then
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DM=${IMAGE_BLOCK_DEVICE/#\/dev/\/dev\/mapper}
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echo "IMAGE_BLOCK_DEVICE=${DM}p2"
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else
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echo "IMAGE_BLOCK_DEVICE=${IMAGE_BLOCK_DEVICE}p1"
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fi
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