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a2304f28b0
- compress *all* present output images, not only .img - remove 7zip compression & hostdep - squash a few shortcircuits (yeah, this late in the game...)
47 lines
1.7 KiB
Bash
47 lines
1.7 KiB
Bash
# @TODO: make usable as a separate tool as well
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function write_image_to_device() {
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local image_file="${1}"
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local device="${2}"
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if [[ $(lsblk "${device}" 2> /dev/null) && -f "${image_file}" ]]; then
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if [[ "${SKIP_VERIFY}" != "yes" ]]; then
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# create sha256sum if it does not exist. we need it for comparison, later.
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local if_sha=""
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if [[ -f "${image_file}.img.sha" ]]; then
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# shellcheck disable=SC2002 # cat most definitely is useful. she purrs.
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if_sha=$(cat "${image_file}.sha" | awk '{print $1}')
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else
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if_sha=$(sha256sum -b "${image_file}" | awk '{print $1}')
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fi
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fi
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display_alert "Writing image" "${device} ${if_sha}" "info"
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# write to SD card
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pv -p -b -r -c -N "$(logging_echo_prefix_for_pv "write_device") dd" "${image_file}" | dd "of=${device}" bs=1M iflag=fullblock oflag=direct status=none
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call_extension_method "post_write_sdcard" <<- 'POST_WRITE_SDCARD'
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*run after writing img to sdcard*
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After the image is written to `${device}`, but before verifying it.
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You can still set SKIP_VERIFY=yes to skip verification.
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POST_WRITE_SDCARD
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if [[ "${SKIP_VERIFY}" != "yes" ]]; then
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# read and compare
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display_alert "Verifying. Please wait!"
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local of_sha=""
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of_sha=$(dd "if=${device}" "count=$(du -b "${image_file}" | cut -f1)" status=none iflag=count_bytes oflag=direct | sha256sum | awk '{print $1}')
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if [[ "$if_sha" == "$of_sha" ]]; then
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display_alert "Writing verified" "${image_file}" "info"
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else
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display_alert "Writing failed" "${image_file}" "err"
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fi
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fi
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elif armbian_is_running_in_container; then
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if [[ -n ${device} ]]; then
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# display warning when we want to write sd card under Docker
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display_alert "Can't write to ${device}" "Under Docker" "wrn"
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fi
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fi
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}
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