mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-25 07:05:13 +00:00
123 lines
2.7 KiB
Bash
123 lines
2.7 KiB
Bash
#! @shell@
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# !!! copied from stage 1; remove duplication
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# Print a greeting.
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echo
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echo "<<< NixOS Stage 2 >>>"
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echo
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# Set the PATH.
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setPath() {
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local dirs="$1"
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export PATH=/empty
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for i in $dirs; do
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PATH=$PATH:$i/bin
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if test -e $i/sbin; then
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PATH=$PATH:$i/sbin
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fi
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done
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}
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setPath "@path@"
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# Mount special file systems.
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mkdir -m 0755 -p /etc
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test -e /etc/fstab || touch /etc/fstab # to shut up mount
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mkdir -m 0755 -p /proc
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mount -n -t proc none /proc
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cat /proc/mounts > /etc/mtab
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mkdir -m 0755 -p /etc/nixos
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# Process the kernel command line.
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for o in $(cat /proc/cmdline); do
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case $o in
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debugtrace)
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# Show each command.
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set -x
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;;
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debug2)
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echo "Debug shell called from @out@"
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exec @shell@
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;;
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S|s|single)
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# !!! argh, can't pass a startup event to Upstart yet.
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exec @shell@
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;;
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safemode)
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safeMode=1
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;;
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systemConfig=*)
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set -- $(IFS==; echo $o)
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systemConfig=$2
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;;
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esac
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done
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# More special file systems, initialise required directories.
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mkdir -m 0755 -p /sys
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mount -t sysfs none /sys
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mkdir -m 0755 -p /dev
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mount -t tmpfs -o "mode=0755" none /dev
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mkdir -m 0755 -p /dev/pts
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mount -t devpts none /dev/pts
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mount -t usbfs none /proc/bus/usb
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mkdir -m 01777 -p /tmp
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mkdir -m 0755 -p /var
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mkdir -m 0755 -p /nix/var
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mkdir -m 0700 -p /root
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mkdir -m 0755 -p /bin # for the /bin/sh symlink
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mkdir -m 0755 -p /home
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# Miscellaneous boot time cleanup.
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rm -rf /var/run
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if test -n "$safeMode"; then
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mkdir -m 0755 -p /var/run
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touch /var/run/safemode
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fi
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# Create the minimal device nodes needed before we run udev.
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mknod -m 0666 /dev/null c 1 3
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mknod -m 0644 /dev/urandom c 1 9 # needed for passwd
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# Run the script that performs all configuration activation that does
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# not have to be done at boot time.
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@activateConfiguration@ "$systemConfig"
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# Record the boot configuration. !!! Should this be a GC root?
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if test -n "$systemConfig"; then
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ln -sfn "$systemConfig" /var/run/booted-system
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fi
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# Ensure that the module tools can find the kernel modules.
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export MODULE_DIR=@kernel@/lib/modules/
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# Run any user-specified commands.
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@shell@ @bootLocal@
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resumeDevice="$(cat /sys/power/tuxonice/resume)"
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if test -n "$resumeDevice"; then
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mkswap "$resumeDevice" || echo 'Failed to clear saved image.'
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fi
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# Start Upstart's init. We start it through the
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# /var/run/current-system symlink indirection so that we can upgrade
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# init in a running system by changing the symlink and sending init a
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# HUP signal.
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export UPSTART_CFG_DIR=/etc/event.d
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setPath "@upstartPath@"
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exec /var/run/current-system/upstart/sbin/init -v
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