X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=debian-preseed;fp=debian-preseed;h=86b4ffd6c212f58aee289036eeb24d6b914a1f54;hb=a43d3eec943c5f0491b300214a3c744d31a6e542;hp=0000000000000000000000000000000000000000;hpb=a4bf1d090bfbb5603bd6f2aa9f67a2e8a702d476;p=automated-distro-installer

diff --git a/debian-preseed b/debian-preseed
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+++ b/debian-preseed
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+#!/bin/bash
+
+set -eE -o pipefail
+trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?"' ERR
+
+usage() {
+    cat <<EOF
+Usage: ${0##*/} OPTIONS
+
+Given a tftproot, setup a preseed in it.
+
+-c            Disable ssh network console. ssh user = installer. pw = test.
+-d            Do debian ubuntu 14.04, default is jessie.
+-g GRUB_DISK  Default is sda. Not used in interactive partitioning.
+-h|--help     Print this help
+-i TFTP_IP    Ip of tftp server. this is required.
+-p            Stop for interactive partitioning.
+-t DIR        Tftp root. Default is current dir.
+-u USER       Username for the os install. Default is ${SUDO_USER:-$USER}
+
+EOF
+    exit $1
+}
+
+interactive_partition=false
+user=${SUDO_USER:-$USER}
+distro=debian-jessie
+net_console=false
+grub_disk=sda
+while [[ $1 == -* ]]; do
+    case $1 in
+        -c) net_console=false; shift ;;
+        -d) distro=ubuntu-14.04; shift ;;
+        -g) grub_disk=$2; shift 2 ;;
+        -i) ip=$2; shift 2 ;;
+        -p) interactive_partition=true; shift ;;
+        -t) cd $2; shift 2;;
+        -u) user=$2; shift 2;;
+        --) shift; break ;;
+        -*|-h|--help) usage ;;
+    esac
+done
+
+
+shopt -s extglob
+rm -rf !(netboot.tar.gz)
+preseed=example-preseed.txt
+neboot_path=main/installer-amd64/current/images/netboot/netboot.tar.gz
+case $distro in
+    ubuntu-14.04)
+        wget -q https://help.ubuntu.com/lts/installation-guide/$preseed
+        wget -qN http://archive.ubuntu.com/ubuntu/dists/trusty/$neboot_path
+        sed -ri 's!^tasksel tasksel/first multiselect .*!#\0!' $preseed
+        echo 'tasksel tasksel/first multiselect ubuntu-server, openssh-server' >>$preseed
+        ;;
+    debian-jessie)
+        wget -q https://www.debian.org/releases/jessie/$preseed
+        wget -qN http://ftp.nl.debian.org/debian/dists/jessie/$neboot_path
+        cat >>$preseed <<'EOF'
+tasksel tasksel/first multiselect ssh-server
+EOF
+        if ! $interactive_partition; then
+            cat >>$preseed <<EOF
+d-i grub-installer/bootdev string /dev/$grub_disk
+EOF
+        fi
+        ;;
+esac
+tar xzf netboot.tar.gz
+
+
+# if you set priority=critical, you can avoid a few of these questions. but
+# then you need to set the hostname in dhcp options
+# https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=755848
+# questions you can avoid setting in boot parameters:
+# console-setup/ask_detect=false keyboard-configuration/layoutcode=us
+# hostname=$hostname
+# also, it asks about partition size. I don't know the preseeded answer,
+# as it just says "2.0 TB" in get-selections. I would need to figure out
+# how to accept the default.
+#
+# you can also see what got configured on a system with this command:
+# sudo apt-get install debconf-utils
+# debconf-get-selections --installer
+#
+
+# keymap=us is only needed for debian.
+pxe_cfg=${distro%-*}-installer/amd64/boot-screens/txt.cfg
+sed -ri "s#^[[:space:]]*append[[:space:]]#\0auto priority=critical locale=en_US.UTF-8  netcfg/choose_interface=auto url=tftp://$ip/example-preseed.txt keymap=us#" $pxe_cfg
+# various google results say timeout x will result in doing the default thing,
+# but that doesn't happen. no idea why. Maybe it needed to be part of the label.
+echo 'totaltimeout 1' | tee -a $pxe_cfg
+
+if $interactive_partition; then
+    sed -ri 's/^d-i[[:space:]]partman.*/#\0/' $preseed
+    # at least in ubuntu, this does automatic selection of boot device,
+    # and on a server where we setup raid, it choose sda, and failed
+    # and the whole installation could not be salvaged.
+    sed -ri 's/^d-i[[:space:]]grub-installer.*/#\0/' $preseed
+fi
+
+sed -ri "s#(^d-i time/zone string US/).*#\1Pacific#" $preseed
+sed -ri '/^xserver-xorg/,/[^\\$]/ s/.*/#\0/' $preseed
+# we set the locale in kernel args. maybe we don't need to. this overrides it.
+sed -ri 's!^d-i[[:space:]]debian-installer/locale[[:space:]].*!#\0!' $preseed
+
+# for secure pass, set the shadow option with mkpasswd -s -m sha-512 < passfile
+
+# the example config says this option shoudl work, but it doesn't. tried it with http too,
+# and tried naming it authorized_keys.
+#d-i network-console/authorized_keys_url tftp://tftp@10.0.0.107/id_rsa.pub
+
+if $net_console; then
+    cat >> $preseed  <<EOF
+d-i anna/choose_modules string network-console
+# this doesn't work. todo: ask debian about it
+#d-i network-console/authorized_keys_url http://10.0.0.2/authorized_keys
+d-i network-console/password password test
+d-i network-console/password-again password test
+EOF
+fi
+
+cat >> $preseed  <<EOF
+d-i hw-detect/load_firmware boolean true
+d-i partman/default_filesystem string ext4
+d-i passwd/user-fullname string $user
+d-i passwd/username string $user
+# cleartext password for testing.
+d-i passwd/user-password password $user
+d-i passwd/user-password-again password $user
+d-i passwd/root-password password $user
+d-i passwd/root-password-again password $user
+d-i pkgsel/update-policy select unattended-upgrades
+d-i preseed/late_command string \
+in-target sed -i 's/^%sudo.*$/%sudo ALL=(ALL:ALL) NOPASSWD: ALL/g' /etc/sudoers; \
+in-target mkdir -p /home/$user/.ssh; \
+in-target /bin/sh -c "echo '$(cat ~/.ssh/id_rsa.pub)'  >> /home/$user/.ssh/authorized_keys"; \
+in-target chown -R $user:$user /home/$user; \
+in-target chmod -R go-rwx /home/$user/.ssh/authorized_keys; \
+in-target cp -r /home/$user/.ssh /root; \
+in-target usermod -a -G sudo $user;
+EOF