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tools: Calculate the needed fs size dynamically

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This commit is contained in:
apio 2023-08-08 15:43:20 +02:00
parent d96ff92461
commit 49662b6069
Signed by: apio
GPG Key ID: B8A7D06E42258954
1 changed files with 5 additions and 1 deletions
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6
tools/make-iso.sh
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@ -7,6 +7,10 @@ cd $LUNA_ROOT
fakeroot -u -s $LUNA_ROOT/.fakeroot -- tools/install.sh
fakeroot -u -i $LUNA_ROOT/.fakeroot -- genext2fs -d base -B 4096 -b 8192 -L luna-rootfs -N 2048 build/ext2fs.bin
disk_space=$(du -s base | awk '{ print $1 }')
min_blocks=$(($disk_space / 4)) # This is just the blocks needed for all the files in the file system: this excludes space for the inode table, block group descriptors, etc.
blocks=$(($min_blocks + 1024)) # This is the actual number of blocks we're using.
fakeroot -u -i $LUNA_ROOT/.fakeroot -- genext2fs -d base -B 4096 -b $blocks -L luna-rootfs -N 1024 build/ext2fs.bin
mkbootimg luna.json Luna.iso