diff options
Diffstat (limited to 'netinstall.sh')
| -rw-r--r-- | netinstall.sh | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/netinstall.sh b/netinstall.sh new file mode 100644 index 000000000000..06cb03c6a4ff --- /dev/null +++ b/netinstall.sh @@ -0,0 +1,74 @@ +#!/bin/bash + +set -e + +INTERFACE= +PACKAGES=() +OPTIONS=() + +function help() { + echo "usage: ${0} [OPTIONS]" + echo + echo "where OPTIONS are:" + echo " -h show this help" + echo " -i INTERFACE install via INTERFACE" + echo " -k KEYFILE use KEYFILE" + echo " -p PACKAGE install PACKAGE" + echo " -r reset configuration" + echo " -s SCRIPT run script" +} + +while getopts "hi:k:p:rs:" opt; do + case ${opt} in + h) + help + exit 0 + ;; + i) + if ! ip addr show dev "${OPTARG}" >/dev/null 2>/dev/null; then + echo "Interface '${OPTARG}' does not exist." >&2 + exit 1 + fi + INTERFACE="${OPTARG}" + ;; + k) + OPTIONS+=(-k "${OPTARG}") + ;; + p) + if [ ! -s "${OPTARG}" ]; then + echo "Package '${OPTARG}' does not exist." >&2 + exit 1 + fi + PACKAGES+=("${OPTARG}") + ;; + r) + OPTIONS+=(-r) + ;; + s) + OPTIONS+=(-s "${OPTARG}") + ;; + esac +done + +if [ -z "${PACKAGES}" ]; then + echo "No package given for installation." >&2 + exit 1 +fi + +if [ -z "${INTERFACE}" ]; then + echo "No interface given for installation." >&2 + exit 1 +fi + +if [ "${UID}" -gt 0 ]; then + exec sudo -p "This must be run as root. Please enter the password for %u to continue: " -- /bin/bash -- "${0}" $@ +fi + +ip netns add netinstall +trap 'ip netns delete netinstall' EXIT INT QUIT TERM HUP + +ip link set dev "${INTERFACE}" netns netinstall +ip netns exec netinstall ip addr add 192.168.88.2/24 dev "${INTERFACE}" +ip netns exec netinstall ip link set dev "${INTERFACE}" up +ip netns exec netinstall ip route add default dev "${INTERFACE}" +ip netns exec netinstall /usr/lib/netinstall/netinstall "${OPTIONS[@]}" -a 192.168.88.1 "${PACKAGES[@]}" |