diff options
Diffstat (limited to 'testcases/lib/tst_net.sh')
| -rw-r--r-- | testcases/lib/tst_net.sh | 228 |
1 files changed, 144 insertions, 84 deletions
diff --git a/testcases/lib/tst_net.sh b/testcases/lib/tst_net.sh index e6bb09d81..6168db86b 100644 --- a/testcases/lib/tst_net.sh +++ b/testcases/lib/tst_net.sh @@ -1,7 +1,7 @@ #!/bin/sh # SPDX-License-Identifier: GPL-2.0-or-later # Copyright (c) 2014-2017 Oracle and/or its affiliates. All Rights Reserved. -# Copyright (c) 2016-2022 Petr Vorel <pvorel@suse.cz> +# Copyright (c) 2016-2023 Petr Vorel <pvorel@suse.cz> # Author: Alexey Kodanev <alexey.kodanev@oracle.com> [ -n "$TST_LIB_NET_LOADED" ] && return 0 @@ -59,7 +59,7 @@ tst_net_remote_tmpdir() tst_net_setup() { - [ "$TST_IPVER" = 6 ] && tst_net_require_ipv6 + [ "$TST_IPV6" ] && tst_net_require_ipv6 tst_net_remote_tmpdir [ -n "$TST_SETUP_CALLER" ] && $TST_SETUP_CALLER @@ -73,52 +73,93 @@ tst_net_setup() fi } -if [ "$TST_PARSE_ARGS_CALLER" = "$TST_PARSE_ARGS" ]; then - tst_res TWARN "TST_PARSE_ARGS_CALLER same as TST_PARSE_ARGS, unset it ($TST_PARSE_ARGS)" - unset TST_PARSE_ARGS_CALLER -fi -if [ "$TST_SETUP_CALLER" = "$TST_SETUP" ]; then - tst_res TWARN "TST_SETUP_CALLER same as TST_SETUP, unset it ($TST_SETUP)" - unset TST_SETUP_CALLER -fi -if [ "$TST_USAGE_CALLER" = "$TST_USAGE" ]; then - tst_res TWARN "TST_USAGE_CALLER same as TST_USAGE, unset it ($TST_USAGE)" - unset TST_USAGE_CALLER -fi - -if [ -n "$TST_USE_LEGACY_API" ]; then - tst_net_read_opts "$@" -fi - # old vs. new API compatibility layer tst_res_() { [ -z "$TST_USE_LEGACY_API" ] && tst_res $@ || tst_resm $@ } + tst_brk_() { [ -z "$TST_USE_LEGACY_API" ] && tst_brk $@ || tst_brkm $@ } +# Detect IPv6 disabled via 1) CONFIG_IPV6=n or 2) ipv6.disable=1 kernel cmdline +# parameter or 3) sysctl net.ipv6.conf.all.disable_ipv6=1 (disables IPv6 on all +# interfaces (including both already created and later created). +# $TST_NET_IPV6_ENABLED: 1 on IPv6 enabled, 0 on IPv6 disabled. tst_net_detect_ipv6() { local type="${1:-lhost}" local cmd='[ -f /proc/net/if_inet6 ]' - local ret + local disabled iface ret if [ "$type" = "lhost" ]; then $cmd else tst_rhost_run -c "$cmd" fi - ret=$? - if [ $ret -eq 0 ]; then - TST_NET_IPV6_ENABLED=1 + if [ $? -ne 0 ]; then + TST_NET_IPV6_ENABLED=0 + tst_res_ TINFO "IPv6 disabled on $type via kernel command line or not compiled in" + return + fi + + cmd='cat /proc/sys/net/ipv6/conf/all/disable_ipv6' + if [ "$type" = "lhost" ]; then + disabled=$($cmd) + else + disabled=$(tst_rhost_run -c "$cmd") + fi + if [ $disabled = 1 ]; then + tst_res_ TINFO "IPv6 disabled on $type net.ipv6.conf.all.disable_ipv6=1" + TST_NET_IPV6_ENABLED=0 + return + fi + + TST_NET_IPV6_ENABLED=1 +} + +# Detect IPv6 disabled on interface via sysctl +# net.ipv6.conf.$iface.disable_ipv6=1. +# $TST_NET_IPV6_ENABLED: 1 on IPv6 enabled, 0 on IPv6 disabled. +# return: 0 on IPv6 enabled, 1 on IPv6 disabled. +tst_net_detect_ipv6_iface() +{ + [ "$TST_NET_IPV6_ENABLED" = 1 ] || return 1 + + local iface="$1" + local type="${2:-lhost}" + local check="cat /proc/sys/net/ipv6/conf/$iface/disable_ipv6" + local disabled + + if [ "$type" = "lhost" ]; then + disabled=$($check) else + disabled=$(tst_rhost_run -c "$check") + fi + if [ $disabled = 1 ]; then + tst_res_ TINFO "IPv6 disabled on $type on $iface" TST_NET_IPV6_ENABLED=0 - tst_res TINFO "IPv6 disabled on $type" + return 1 fi + + return 0 +} + +# Detect IPv6 disabled on used interfaces. +tst_net_check_ifaces_ipv6() +{ + local iface + + for iface in $(tst_get_ifaces); do + tst_net_detect_ipv6_iface $iface || return + done + + for iface in $(tst_get_ifaces rhost); do + tst_net_detect_ipv6_iface $iface rhost || return + done } tst_net_require_ipv6() @@ -131,18 +172,18 @@ init_ltp_netspace() local pid if [ ! -f /var/run/netns/ltp_ns -a -z "$LTP_NETNS" ]; then - tst_require_cmds ip ns_create ns_exec ns_ifmove + tst_require_cmds ip tst_ns_create tst_ns_exec tst_ns_ifmove tst_require_root tst_require_drivers veth ROD ip link add name ltp_ns_veth1 type veth peer name ltp_ns_veth2 - pid="$(ROD ns_create net,mnt)" + pid="$(ROD tst_ns_create net,mnt)" mkdir -p /var/run/netns ROD ln -s /proc/$pid/ns/net /var/run/netns/ltp_ns - ROD ns_exec $pid net,mnt mount --make-rprivate /sys - ROD ns_exec $pid net,mnt mount -t sysfs none /sys - ROD ns_ifmove ltp_ns_veth1 $pid - ROD ns_exec $pid net,mnt ip link set lo up + ROD tst_ns_exec $pid net,mnt mount --make-rprivate /sys + ROD tst_ns_exec $pid net,mnt mount -t sysfs none /sys + ROD tst_ns_ifmove ltp_ns_veth1 $pid + ROD tst_ns_exec $pid net,mnt ip link set lo up elif [ -n "$LTP_NETNS" ]; then tst_res_ TINFO "using not default LTP netns: '$LTP_NETNS'" fi @@ -150,10 +191,8 @@ init_ltp_netspace() LHOST_IFACES="${LHOST_IFACES:-ltp_ns_veth2}" RHOST_IFACES="${RHOST_IFACES:-ltp_ns_veth1}" - export TST_INIT_NETNS="no" - pid="$(echo $(readlink /var/run/netns/ltp_ns) | cut -f3 -d'/')" - export LTP_NETNS="${LTP_NETNS:-ns_exec $pid net,mnt}" + export LTP_NETNS="${LTP_NETNS:-tst_ns_exec $pid net,mnt}" tst_restore_ipaddr tst_restore_ipaddr rhost @@ -460,7 +499,7 @@ tst_ipaddr_un() ;; m) ! tst_is_int "$OPTARG" || [ "$OPTARG" -lt 0 ]|| [ "$OPTARG" -gt $max_net_id ] && \ - tst_brk TBROK "tst_ipaddr_un: -m must be integer <0,$max_net_id> ($OPTARG)" + tst_brk_ TBROK "tst_ipaddr_un: -m must be integer <0,$max_net_id> ($OPTARG)" [ "$OPTARG" -gt $max_net_id ] && \ tst_brk_ TBROK "tst_ipaddr_un: -m cannot be higher than $max_net_id ($OPTARG)" max_host_id="$OPTARG" @@ -481,16 +520,16 @@ tst_ipaddr_un() ! tst_is_int "$min_host_id" || ! tst_is_int "$max_host_id" || \ [ $min_host_id -lt 0 -o $min_host_id -gt $default_max ] || \ [ $max_host_id -lt 0 -o $max_host_id -gt $default_max ] && \ - tst_brk TBROK "tst_ipaddr_un: HOST_ID must be int in range <0,$default_max> ($min_host_id,$max_host_id)" + tst_brk_ TBROK "tst_ipaddr_un: HOST_ID must be int in range <0,$default_max> ($min_host_id,$max_host_id)" ! tst_is_int "$min_net_id" || ! tst_is_int "$max_net_id" || \ [ $min_net_id -lt 0 -o $min_net_id -gt $default_max ] || \ [ $max_net_id -lt 0 -o $max_net_id -gt $default_max ] && \ - tst_brk TBROK "tst_ipaddr_un: NET_ID must be int in range <0,$default_max> ($min_net_id,$max_net_id)" + tst_brk_ TBROK "tst_ipaddr_un: NET_ID must be int in range <0,$default_max> ($min_net_id,$max_net_id)" [ $min_host_id -gt $max_host_id ] && \ - tst_brk TBROK "tst_ipaddr_un: max HOST_ID ($max_host_id) must be >= min HOST_ID ($min_host_id)" + tst_brk_ TBROK "tst_ipaddr_un: max HOST_ID ($max_host_id) must be >= min HOST_ID ($min_host_id)" [ $min_net_id -gt $max_net_id ] && \ - tst_brk TBROK "tst_ipaddr_un: max NET_ID ($max_net_id) must be >= min NET_ID ($min_net_id)" + tst_brk_ TBROK "tst_ipaddr_un: max NET_ID ($max_net_id) must be >= min NET_ID ($min_net_id)" # counter host_range=$((max_host_id - min_host_id + 1)) @@ -533,7 +572,9 @@ tst_init_iface() local type="${1:-lhost}" local link_num="${2:-0}" local iface="$(tst_iface $type $link_num)" + tst_res_ TINFO "initialize '$type' '$iface' interface" + tst_net_detect_ipv6_iface $iface $type if [ "$type" = "lhost" ]; then if ip xfrm state 1>/dev/null 2>&1; then @@ -584,7 +625,7 @@ tst_add_ipaddr() d) action="del" ;; q) quiet=1 ;; s) lsafe="ROD"; rsafe="-s" ;; - *) tst_brk TBROK "tst_add_ipaddr: unknown option: $OPTARG" ;; + *) tst_brk_ TBROK "tst_add_ipaddr: unknown option: $OPTARG" ;; esac done shift $((OPTIND - 1)) @@ -593,6 +634,8 @@ tst_add_ipaddr() local link_num="${2:-0}" local iface=$(tst_iface $type $link_num) + tst_net_detect_ipv6_iface $iface $type + if [ "$TST_IPV6" ]; then dad="nodad" [ "$type" = "lhost" ] && mask=$IPV6_LPREFIX || mask=$IPV6_RPREFIX @@ -969,43 +1012,25 @@ tst_default_max_pkt() echo "$((mtu + mtu / 10))" } -[ -n "$TST_USE_LEGACY_API" ] && . test.sh || . tst_test.sh - -# detect IPv6 support on lhost for tests which don't use test links -tst_net_detect_ipv6 - -[ -n "$TST_NET_SKIP_VARIABLE_INIT" ] && return 0 - -# Management Link -[ -z "$RHOST" ] && TST_USE_NETNS="yes" -export RHOST="$RHOST" -export PASSWD="${PASSWD:-}" -# Don't use it in new tests, use tst_rhost_run() from tst_net.sh instead. -export LTP_RSH="${LTP_RSH:-ssh -nq}" - -# Test Links -# IPV{4,6}_{L,R}HOST can be set with or without prefix (e.g. IP or IP/prefix), -# but if you use IP/prefix form, /prefix will be removed by tst_net_vars. -IPV4_LHOST="${IPV4_LHOST:-10.0.0.2/24}" -IPV4_RHOST="${IPV4_RHOST:-10.0.0.1/24}" -IPV6_LHOST="${IPV6_LHOST:-fd00:1:1:1::2/64}" -IPV6_RHOST="${IPV6_RHOST:-fd00:1:1:1::1/64}" - -# tst_net_ip_prefix +# Setup LTP network. +# +# Used tools: +# * tst_net_ip_prefix # Strip prefix from IP address and save both If no prefix found sets # default prefix. -# -# tst_net_iface_prefix reads prefix and interface from rtnetlink. +# * tst_net_iface_prefix reads prefix and interface from rtnetlink. # If nothing found sets default prefix value. -# -# tst_net_vars exports environment variables related to test links and +# * tst_net_vars exports environment variables related to test links and # networks that aren't reachable through the test links. # # For full list of exported environment variables see: # tst_net_ip_prefix -h # tst_net_iface_prefix -h # tst_net_vars -h -if [ -z "$_tst_net_parse_variables" ]; then +tst_net_setup_network() +{ + tst_require_cmds tst_net_iface_prefix tst_net_ip_prefix tst_net_vars + eval $(tst_net_ip_prefix $IPV4_LHOST || echo "exit $?") eval $(tst_net_ip_prefix -r $IPV4_RHOST || echo "exit $?") @@ -1015,25 +1040,20 @@ if [ -z "$_tst_net_parse_variables" ]; then eval $(tst_net_ip_prefix $IPV6_LHOST || echo "exit $?") eval $(tst_net_ip_prefix -r $IPV6_RHOST || echo "exit $?") fi -fi -[ -n "$TST_USE_NETNS" -a "$TST_INIT_NETNS" != "no" ] && init_ltp_netspace + tst_net_use_netns && init_ltp_netspace -if [ -z "$_tst_net_parse_variables" ]; then eval $(tst_net_iface_prefix $IPV4_LHOST || echo "exit $?") eval $(tst_rhost_run -c 'tst_net_iface_prefix -r '$IPV4_RHOST \ || echo "exit $?") + eval $(tst_net_vars $IPV4_LHOST/$IPV4_LPREFIX \ + $IPV4_RHOST/$IPV4_RPREFIX || echo "exit $?") if [ "$TST_NET_IPV6_ENABLED" = 1 ]; then + tst_net_check_ifaces_ipv6 eval $(tst_net_iface_prefix $IPV6_LHOST || echo "exit $?") eval $(tst_rhost_run -c 'tst_net_iface_prefix -r '$IPV6_RHOST \ || echo "exit $?") - fi - - eval $(tst_net_vars $IPV4_LHOST/$IPV4_LPREFIX \ - $IPV4_RHOST/$IPV4_RPREFIX || echo "exit $?") - - if [ "$TST_NET_IPV6_ENABLED" = 1 ]; then eval $(tst_net_vars $IPV6_LHOST/$IPV6_LPREFIX \ $IPV6_RHOST/$IPV6_RPREFIX || echo "exit $?") fi @@ -1043,9 +1063,56 @@ if [ -z "$_tst_net_parse_variables" ]; then tst_res_ TINFO "$IPV4_LHOST/$IPV4_LPREFIX -- $IPV4_RHOST/$IPV4_RPREFIX" tst_res_ TINFO "$IPV6_LHOST/$IPV6_LPREFIX -- $IPV6_RHOST/$IPV6_RPREFIX" - export _tst_net_parse_variables="yes" + if [ -n "$TST_USE_LEGACY_API" ]; then + [ "$TST_IPV6" ] && tst_net_require_ipv6 + tst_net_remote_tmpdir + fi +} + +[ -n "$TST_USE_LEGACY_API" ] && . test.sh || . tst_test.sh + +if [ -n "$TST_USE_LEGACY_API" ]; then + tst_net_read_opts "$@" +else + if [ "$TST_PARSE_ARGS_CALLER" = "$TST_PARSE_ARGS" ]; then + tst_res_ TWARN "TST_PARSE_ARGS_CALLER same as TST_PARSE_ARGS, unset it ($TST_PARSE_ARGS)" + unset TST_PARSE_ARGS_CALLER + fi + if [ "$TST_SETUP_CALLER" = "$TST_SETUP" ]; then + tst_res_ TWARN "TST_SETUP_CALLER same as TST_SETUP, unset it ($TST_SETUP)" + unset TST_SETUP_CALLER + fi + if [ "$TST_USAGE_CALLER" = "$TST_USAGE" ]; then + tst_res_ TWARN "TST_USAGE_CALLER same as TST_USAGE, unset it ($TST_USAGE)" + unset TST_USAGE_CALLER + fi fi +# detect IPv6 support on lhost for tests which don't use test links +tst_net_detect_ipv6 + +[ -n "$TST_NET_SKIP_VARIABLE_INIT" ] && return 0 + +# Management Link +[ -z "$RHOST" ] && TST_USE_NETNS="yes" +export RHOST="$RHOST" +export PASSWD="${PASSWD:-}" +# Don't use it in new tests, use tst_rhost_run() from tst_net.sh instead. +export LTP_RSH="${LTP_RSH:-ssh -nq}" + +# Test Links +# IPV{4,6}_{L,R}HOST can be set with or without prefix (e.g. IP or IP/prefix), +# but if you use IP/prefix form, /prefix will be removed by tst_net_vars. +IPV4_LHOST="${IPV4_LHOST:-10.0.0.2/24}" +IPV4_RHOST="${IPV4_RHOST:-10.0.0.1/24}" +IPV6_LHOST="${IPV6_LHOST:-fd00:1:1:1::2/64}" +IPV6_RHOST="${IPV6_RHOST:-fd00:1:1:1::1/64}" + +tst_net_setup_network + +# More information about network parameters can be found +# in the following document: testcases/network/stress/README + export TST_NET_DATAROOT="$LTPROOT/testcases/bin/datafiles" export TST_NETLOAD_CLN_REQUESTS="${TST_NETLOAD_CLN_REQUESTS:-10000}" @@ -1090,13 +1157,6 @@ export RHOST_HWADDRS="${RHOST_HWADDRS:-$(tst_get_hwaddrs rhost)}" export NS_ICMPV4_SENDER_DATA_MAXSIZE=1472 export NS_ICMPV6_SENDER_DATA_MAXSIZE=1452 -# More information about network parameters can be found -# in the following document: testcases/network/stress/README - -if [ -n "$TST_USE_LEGACY_API" ]; then - tst_net_remote_tmpdir -fi - if [ -z "$TST_USE_LEGACY_API" ] && ! tst_cmd_available ping6; then ping6() { |