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- #!/bin/sh
- # SPDX-License-Identifier: GPL-2.0-or-later
- # Copyright (c) 2014-2018 Oracle and/or its affiliates. All Rights Reserved.
- # Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
- # Author: Alexey Kodanev alexey.kodanev@oracle.com
- TST_SETUP="dhcp_lib_setup"
- TST_CLEANUP="dhcp_lib_cleanup"
- TST_TESTFUNC="test01"
- TST_NEEDS_TMPDIR=1
- TST_NEEDS_ROOT=1
- TST_NEEDS_CMDS="cat $dhcp_name awk ip pgrep pkill dhclient"
- . tst_net.sh
- . daemonlib.sh
- iface0="ltp_veth0"
- iface1="ltp_veth1"
- stop_dhcp()
- {
- [ "$(pgrep -x $dhcp_name)" ] || return 0
- tst_res TINFO "stopping $dhcp_name"
- local count=0
- while [ $count -le 10 ]; do
- pkill -x $dhcp_name
- [ "$(pgrep -x $dhcp_name)" ] || return 0
- tst_sleep 100ms
- count=$((count + 1))
- done
- pkill -9 -x $dhcp_name
- tst_sleep 100ms
- [ "$(pgrep -x $dhcp_name)" ] && return 1 || return 0
- }
- dhcp_lib_setup()
- {
- [ -z "$log" ] && log="$PWD/$(basename $0 '.sh').log"
- if [ $TST_IPV6 ]; then
- ip_addr="fd00:1:1:2::12/64"
- ip_addr_check_noprefix="fd00:1:1:2::100"
- ip_addr_check="$ip_addr_check_noprefix/128"
- else
- ip_addr="10.1.1.12/24"
- ip_addr_check_noprefix="10.1.1.100"
- ip_addr_check="$ip_addr_check_noprefix/24"
- fi
- lsmod | grep -q '^veth ' && veth_loaded=yes || veth_loaded=no
- tst_res TINFO "create veth interfaces"
- ip li add $iface0 type veth peer name $iface1 || \
- tst_brk TBROK "failed to add veth $iface0"
- veth_added=1
- ip li set up $iface0 || tst_brk TBROK "failed to bring $iface0 up"
- ip li set up $iface1 || tst_brk TBROK "failed to bring $iface1 up"
- stop_dhcp || tst_brk TBROK "Failed to stop dhcp server"
- dhclient_lease="/var/lib/dhclient/dhclient${TST_IPV6}.leases"
- [ -f $dhclient_lease ] || dhclient_lease="/var/lib/dhcp/dhclient${TST_IPV6}.leases"
- if [ -f $dhclient_lease ]; then
- tst_res TINFO "backup dhclient${TST_IPV6}.leases"
- mv $dhclient_lease .
- fi
- tst_res TINFO "add $ip_addr to $iface0"
- ip addr add $ip_addr dev $iface0 || \
- tst_brk TBROK "failed to add ip address"
- if [ ! -d "$lease_dir" ]; then
- mkdir -p $lease_dir
- lease_dir_added=1
- fi
- }
- dhcp_lib_cleanup()
- {
- [ -z "$veth_loaded" ] && return
- [ "$lease_dir_added" = 1 ] && rm -rf $lease_dir
- rm -f $lease_file
- stop_dhcp
- pkill -f "dhclient -$TST_IPVER $iface1"
- cleanup_dhcp
- # restore dhclient leases
- [ $dhclient_lease ] && rm -f $dhclient_lease
- [ -f "dhclient${TST_IPV6}.leases" ] && \
- mv dhclient${TST_IPV6}.leases $dhclient_lease
- [ $veth_added ] && ip li del $iface0
- [ "$veth_loaded" = "no" ] && lsmod | grep -q '^veth ' && rmmod veth
- }
- print_dhcp_log()
- {
- [ -f "$log" ] && cat $log
- }
- test01()
- {
- local wicked_cfg="/etc/sysconfig/network/ifcfg-$iface1"
- local wicked_cleanup
- tst_res TINFO "testing DHCP server $dhcp_name: $(print_dhcp_version)"
- tst_res TINFO "using DHCP client: $(dhclient --version 2>&1)"
- tst_res TINFO "starting DHCPv$TST_IPVER server on $iface0"
- start_dhcp$TST_IPV6
- if [ $? -ne 0 ]; then
- print_dhcp_log
- tst_brk TBROK "Failed to start $dhcp_name"
- fi
- sleep 1
- if [ "$(pgrep '$dhcp_name')" ]; then
- print_dhcp_log
- tst_brk TBROK "Failed to start $dhcp_name"
- fi
- if [ $HAVE_SYSTEMCTL -eq 1 ] && \
- systemctl --no-pager -p Id show network.service | grep -q Id=wicked.service; then
- tst_res TINFO "wicked is running, don't start dhclient"
- if [ ! -f "$wicked_cfg" ]; then
- cat <<EOF > $wicked_cfg
- BOOTPROTO='dhcp'
- NAME='LTP card'
- STARTMODE='auto'
- USERCONTROL='no'
- EOF
- wicked_cleanup=1
- else
- tst_res TINFO "wicked config file $wicked_cfg already exist"
- fi
- tst_res TINFO "restarting wicked"
- systemctl restart wicked
- else
- tst_res TINFO "starting dhclient -$TST_IPVER $iface1"
- dhclient -$TST_IPVER $iface1 || tst_brk TBROK "dhclient failed"
- fi
- # check that we get configured ip address
- ip addr show $iface1 | grep -q $ip_addr_check
- if [ $? -eq 0 ]; then
- tst_res TPASS "'$ip_addr_check' configured by DHCPv$TST_IPVER"
- else
- if ip addr show $iface1 | grep -q $ip_addr_check_noprefix; then
- tst_res TFAIL "'$ip_addr_check_noprefix' configured but has wrong prefix, expect '$ip_addr_check'"
- ip addr show $iface1
- else
- tst_res TFAIL "'$ip_addr_check' not configured by DHCPv$TST_IPVER"
- print_dhcp_log
- fi
- fi
- [ "$wicked_cleanup" ] && rm -f $wicked_cfg
- stop_dhcp
- }
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