3f8800832a
-----BEGIN PGP SIGNATURE----- iQEcBAABAgAGBQJYk8+9AAoJEBty/58O8cX8LdIH+wU/VrEVs0XYohiL6DUgabzs 112U3UUihH5xMc/ca9Tarx+XwEvfMZkwYN2Qr0JoRJjmSt2AL6AezUhGSV+98vaY iQEccaFDFYlyDHm4V2r7N1xwS0B3mx87FPqVQQSUKlc3JsQxCy4o9RtD9aM8Gvqy +gAxMxL3p3O131K0Rvb0U5lC1FLgft9SuljCV8i5nU4/HdoryD6hedz2/ss8a9KG KKEdBKvPBKn73+nb8peQD/VXpej9C31r87q5VEjUsZkJ7gduY/qYLlGGgoBQqAXN WQ/ef1RkQKW5ba2jsjnk7fdOrA0+wYENxorR2WecuZbe2ieXw6fP3lYiD6VeWsM= =IUuh -----END PGP SIGNATURE----- Merge tag '1.27.0' into merge-branch Release 1.27.0 Change-Id: I9f6948636cae6d375d1d8315976504021f5a3bbb
114 lines
3.0 KiB
Bash
Executable File
114 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
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set -x
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fi
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set -eu
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set -o pipefail
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INTERFACE=${1:-} #optional, if not specified configure all available interfaces
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ENI_FILE="/etc/network/interfaces"
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PATH=/sbin:$PATH
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if [ -d "/etc/network" ]; then
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CONF_TYPE="eni"
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elif [ -d "/etc/sysconfig/network-scripts/" ]; then
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CONF_TYPE="rhel-netscripts"
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SCRIPTS_PATH="/etc/sysconfig/network-scripts/"
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elif [ -d "/etc/sysconfig/network/" ]; then
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# SUSE network scripts location
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CONF_TYPE="suse-netscripts"
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SCRIPTS_PATH="/etc/sysconfig/network/"
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else
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echo "Unsupported network configuration type!"
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exit 1
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fi
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ARGS="$0 $@"
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function serialize_me() {
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if [ "$CONF_TYPE" == "eni" ]; then
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# Serialize runs so that we don't miss hot-add interfaces
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FLOCKED=${FLOCKED:-}
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if [ -z "$FLOCKED" ] ; then
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FLOCKED=true exec flock -x $ENI_FILE $ARGS
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fi
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fi
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}
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function get_if_link() {
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cat /sys/class/net/${1}/carrier || echo 0
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}
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function enable_interface() {
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local interface=$1
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serialize_me
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if [ "$CONF_TYPE" == "eni" ]; then
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printf "auto $interface\niface $interface inet dhcp\n\n" >>$ENI_FILE
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elif [ "$CONF_TYPE" == "rhel-netscripts" ]; then
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printf "DEVICE=\"$interface\"\nBOOTPROTO=\"dhcp\"\nONBOOT=\"yes\"\nTYPE=\"Ethernet\"" >"${SCRIPTS_PATH}ifcfg-$interface"
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elif [ "$CONF_TYPE" == "suse-netscripts" ]; then
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printf "BOOTPROTO=\"dhcp\"\nSTARTMODE=\"auto\"" >"${SCRIPTS_PATH}ifcfg-$interface"
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fi
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echo "Configured $1"
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}
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function config_exists() {
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local interface=$1
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if [[ "$CONF_TYPE" =~ "netscripts" ]]; then
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if [ -f "${SCRIPTS_PATH}ifcfg-$interface" ]; then
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return 0
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fi
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else
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if ifquery $interface >/dev/null 2>&1; then
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if [ -z "$(ifquery $interface 2>&1)" ]; then
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return 1
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else
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return 0
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fi
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else
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return 1
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fi
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fi
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return 1
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}
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function inspect_interface() {
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local interface=$1
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local mac_addr_type
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mac_addr_type=$(cat /sys/class/net/${interface}/addr_assign_type)
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echo -n "Inspecting interface: $interface..."
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if config_exists $interface; then
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echo "Has config, skipping."
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elif [ "$mac_addr_type" != "0" ]; then
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echo "Device has generated MAC, skipping."
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else
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local has_link
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local tries
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for ((tries = 0; tries < 20; tries++)); do
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# Need to set the link up on each iteration
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ip link set dev $interface up &>/dev/null
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has_link=$(get_if_link $interface)
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[ "$has_link" == "1" ] && break
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sleep 1
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done
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if [ "$has_link" == "1" ]; then
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enable_interface "$interface"
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else
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echo "No link detected, skipping"
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fi
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fi
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}
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if [ -n "$INTERFACE" ]; then
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inspect_interface $INTERFACE
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else
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for iface in $(ls /sys/class/net | grep -v ^lo$); do
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inspect_interface $iface
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done
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fi
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