70 lines
1.9 KiB
Bash
Executable File
70 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
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set -e
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NOW=$(date +'%Y-%m-%d')
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# Raspberry Pi images are built by modifying a Debian 12 image for the Raspberry
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# Pi 4 family:
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RASPBERRYPI_IMG_URL=https://raspi.debian.net/tested/20231109_raspi_4_bookworm.img.xz
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RASPBERRYPI_SHA_URL="$RASPBERRYPI_IMG_URL.sha256"
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# Use a stable name to avoid leaving various files behind when the URL gets
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# updated:
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RASPBERRYPI_IMG=raspi_4_bookworm.img
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# Basename for the target images:
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PIROGUE34_IMG="PiRogue-OS-12-Pi3_and_Pi4-$NOW.img"
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PIROGUE5E_IMG="PiRogue-OS-12-Pi5-Experimental-$NOW.img"
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# List of things we produce:
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MANIFEST=$(realpath MANIFEST.txt)
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TOP_DIR=$(pwd)
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# Helpers:
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# - prefer parallel compression if available:
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xz_compress() {
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FILE="$1"
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if which pixz >/dev/null 2>&1; then
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printf 'Compressing %s with pixz...' "$FILE"
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pixz "$FILE"
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echo ' done'
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else
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printf 'Compressing %s with xz...' "$FILE"
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xz "$FILE"
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echo ' done'
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fi
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}
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# - compute checksum and remember both target file and checksum file:
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checksum_and_publish() {
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FILE="$1"
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sha256sum "$FILE" > "$FILE.sha256"
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SUB_DIR=$(pwd | sed "s,^$TOP_DIR/,,")
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echo "$SUB_DIR/$FILE" >> "$MANIFEST"
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echo "$SUB_DIR/$FILE.sha256" >> "$MANIFEST"
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}
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# Start afresh, manifest-wise:
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rm -f $MANIFEST
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# We might need to descend into different directories, subshells are
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# a way to do that:
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(
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# Download and check (after switching to the stable name):
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cd raspberrypi
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wget -O $RASPBERRYPI_IMG.xz "$RASPBERRYPI_IMG_URL"
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wget -O $RASPBERRYPI_IMG.xz.sha256 "$RASPBERRYPI_SHA_URL"
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sed "s/ .*$/ $RASPBERRYPI_IMG.xz/" -i $RASPBERRYPI_IMG.xz.sha256
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shasum -c $RASPBERRYPI_IMG.xz.sha256
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# Modify, compress, and checksum:
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sudo ./toaster $RASPBERRYPI_IMG.xz "$PIROGUE34_IMG" recipes/pi3-pi4.sh
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sudo ./toaster $RASPBERRYPI_IMG.xz "$PIROGUE5E_IMG" recipes/pi5.sh
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xz_compress "$PIROGUE34_IMG"
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xz_compress "$PIROGUE5E_IMG"
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checksum_and_publish "$PIROGUE34_IMG.xz"
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checksum_and_publish "$PIROGUE5E_IMG.xz"
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)
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