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mafintosh/build-tinycore.sh

Created August 27, 2015 22:01
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  1. mafintosh created this gist Aug 27, 2015.
    44 changes: 44 additions & 0 deletions build-tinycore.sh
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    # create a tinycorelinux fs with custom .tcz packages
    # prerequisites: apt-get install squashfs-tools, npm i nugget -g

    # dl release + packages (add your packages here)
    nugget http://tinycorelinux.net/6.x/x86_64/release/CorePure64-6.3.iso http://tinycorelinux.net/6.x/x86_64/tcz/{pkg-config,make,gcc,gcc_base-dev,gcc_libs-dev,gcc_libs,glibc_base-dev,linux-3.16.2_api_headers,fuse}.tcz -c

    # to support compiling addons
    unsquashfs -f pkg-config.tcz
    unsquashfs -f make.tcz
    unsquashfs -f gcc.tcz
    unsquashfs -f gcc_base-dev.tcz
    unsquashfs -f gcc_libs-dev.tcz
    unsquashfs -f gcc_libs.tcz
    unsquashfs -f glibc_base-dev.tcz
    unsquashfs -f linux-3.16.2_api_headers.tcz

    # custom packages (add yours here)
    unsquashfs -f fuse.tcz

    # extract kernel, fs files from iso
    sudo mkdir -p /mnt/tmp
    sudo mount CorePure64-6.3.iso /mnt/tmp -o loop,ro
    cp /mnt/tmp/boot/vmlinuz64 vmlinuz
    cp /mnt/tmp/boot/corepure64.gz core.gz
    sudo umount /mnt/tmp
    sudo rm -rf /mnt/tmp

    # extract core
    mkdir -p core
    ( cd core ; zcat ../core.gz | sudo cpio -idm )

    # copy extracted packages into fs
    sudo cp -Rp squashfs-root/usr/ core/

    # enables terminal (i think, blindly copied from xhyve example)
    sudo sed -i '/^# ttyS0$/s#^..##' core/etc/securetty
    sudo sed -i '/^tty1:/s#tty1#ttyS0#g' core/etc/inittab

    # repackage core into output.gz
    ( cd core ; find | sudo cpio -o -H newc ) | gzip -c > output.gz

    # cleanup
    sudo rm -rf squashfs-root/ core/
    # now boot vmlinuz and output.gz like this https://github.com/mist64/xhyve/blob/cd782515fff03bd4b80da60e29108f6b33476bf5/xhyverun.sh