75 lines
1.5 KiB
Bash
75 lines
1.5 KiB
Bash
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#! /bin/sh
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set -efu
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prepare() {(
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if test -e /etc/os-release; then
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. /etc/os-release
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case $ID in
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centos)
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case $VERSION_ID in
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7)
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prepare_centos7 "$@"
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exit
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;;
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esac
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;;
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esac
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fi
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echo "$0 prepare: unknown OS" >&2
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exit -1
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)}
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prepare_centos7() {
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type bzip2 2>/dev/null || yum install -y bzip2
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type git 2>/dev/null || yum install -y git
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type rsync 2>/dev/null || yum install -y rsync
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if ! getent group nixbld >/dev/null; then
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groupadd -g 30000 -r nixbld
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fi
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for i in `seq 1 10`; do
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if ! getent passwd nixbld$i 2>/dev/null; then
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useradd \
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-c "CentOS Nix build user $i" \
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-d /var/empty \
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-g 30000 \
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-G 30000 \
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-l \
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-M \
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-s /sbin/nologin \
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-u $(expr 30000 + $i) \
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nixbld$i
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rm -f /var/spool/mail/nixbld$i
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fi
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done
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#
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# mount install directory
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#
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if ! mount | grep -Fq '/dev/mapper/centos-root on /mnt type xfs'; then
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mkdir -p /newshit
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mount --bind /newshit /mnt
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fi
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if ! mount | grep -Fq '/dev/sda1 on /mnt/boot type xfs'; then
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mkdir -p /mnt/boot
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mount /dev/sda1 /mnt/boot
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fi
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mount | grep 'on /mnt\>' >&2
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#
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# prepare install directory
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#
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mkdir -p /mnt/etc/nixos
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mkdir -m 0555 -p /mnt/var/empty
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if ! mount | grep -Fq '/dev/mapper/centos-root on /mnt/root type xfs'; then
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mkdir -p /mnt/root
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mount --bind /root /mnt/root
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fi
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}
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prepare "$@"
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