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0001 # SPDX-License-Identifier: GPL-2.0 0002 0003 # This is the standard topology for testing mirroring to gretap and ip6gretap 0004 # netdevices. The tests that use it tweak it in one way or another--importantly, 0005 # $swp3 and $h3 need to have addresses set up. 0006 # 0007 # +---------------------+ +---------------------+ 0008 # | H1 | | H2 | 0009 # | + $h1 | | $h2 + | 0010 # | | 192.0.2.1/28 | | 192.0.2.2/28 | | 0011 # +-----|---------------+ +---------------|-----+ 0012 # | | 0013 # +-----|-------------------------------------------------------------|-----+ 0014 # | SW o--> mirror | | 0015 # | +---|-------------------------------------------------------------|---+ | 0016 # | | + $swp1 BR $swp2 + | | 0017 # | +---------------------------------------------------------------------+ | 0018 # | | 0019 # | + $swp3 + gt6 (ip6gretap) + gt4 (gretap) | 0020 # | | : loc=2001:db8:2::1 : loc=192.0.2.129 | 0021 # | | : rem=2001:db8:2::2 : rem=192.0.2.130 | 0022 # | | : ttl=100 : ttl=100 | 0023 # | | : tos=inherit : tos=inherit | 0024 # | | : : | 0025 # +-----|---------------------:----------------------:----------------------+ 0026 # | : : 0027 # +-----|---------------------:----------------------:----------------------+ 0028 # | H3 + $h3 + h3-gt6 (ip6gretap) + h3-gt4 (gretap) | 0029 # | loc=2001:db8:2::2 loc=192.0.2.130 | 0030 # | rem=2001:db8:2::1 rem=192.0.2.129 | 0031 # | ttl=100 ttl=100 | 0032 # | tos=inherit tos=inherit | 0033 # | | 0034 # +-------------------------------------------------------------------------+ 0035 0036 source "$relative_path/mirror_topo_lib.sh" 0037 0038 mirror_gre_topo_h3_create() 0039 { 0040 mirror_topo_h3_create 0041 0042 tunnel_create h3-gt4 gretap 192.0.2.130 192.0.2.129 0043 ip link set h3-gt4 vrf v$h3 0044 matchall_sink_create h3-gt4 0045 0046 tunnel_create h3-gt6 ip6gretap 2001:db8:2::2 2001:db8:2::1 0047 ip link set h3-gt6 vrf v$h3 0048 matchall_sink_create h3-gt6 0049 } 0050 0051 mirror_gre_topo_h3_destroy() 0052 { 0053 tunnel_destroy h3-gt6 0054 tunnel_destroy h3-gt4 0055 0056 mirror_topo_h3_destroy 0057 } 0058 0059 mirror_gre_topo_switch_create() 0060 { 0061 mirror_topo_switch_create 0062 0063 tunnel_create gt4 gretap 192.0.2.129 192.0.2.130 \ 0064 ttl 100 tos inherit 0065 0066 tunnel_create gt6 ip6gretap 2001:db8:2::1 2001:db8:2::2 \ 0067 ttl 100 tos inherit allow-localremote 0068 } 0069 0070 mirror_gre_topo_switch_destroy() 0071 { 0072 tunnel_destroy gt6 0073 tunnel_destroy gt4 0074 0075 mirror_topo_switch_destroy 0076 } 0077 0078 mirror_gre_topo_create() 0079 { 0080 mirror_topo_h1_create 0081 mirror_topo_h2_create 0082 mirror_gre_topo_h3_create 0083 0084 mirror_gre_topo_switch_create 0085 } 0086 0087 mirror_gre_topo_destroy() 0088 { 0089 mirror_gre_topo_switch_destroy 0090 0091 mirror_gre_topo_h3_destroy 0092 mirror_topo_h2_destroy 0093 mirror_topo_h1_destroy 0094 }
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