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move route template from eos to ptf exabgp #1233

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Merged
lguohan merged 5 commits into from
Jan 30, 2020
Merged

move route template from eos to ptf exabgp #1233

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e4fdcd7
remove route template from t0 leaf
lguohan Nov 25, 2019
ae51283
remove backplane port bridge
lguohan Nov 25, 2019
6276e51
move bgp routes away from eos template
lguohan Nov 25, 2019
c2deeff
fix t0-leaf template error
lguohan Dec 16, 2019
c4886b5
disable tx offload for backplane port
lguohan Jan 24, 2020
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3 changes: 3 additions & 0 deletions ansible/group_vars/vm_host/main.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -7,3 +7,6 @@ skip_image_downloading: false
vm_console_base: 7000
memory: 2097152
max_fp_num: 4

ptf_bp_ip: 10.10.246.254/24
ptf_bp_ipv6: fc0a::ff/64
84 changes: 7 additions & 77 deletions ansible/roles/eos/templates/t0-leaf.j2
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Expand Up @@ -32,55 +32,6 @@ ip route vrf MGMT 0.0.0.0/0 {{ vm_mgmt_gw }}
ip route vrf MGMT 0.0.0.0/0 {{ mgmt_gw }}
{% endif %}
!
route-map DEFAULT_ROUTES permit
!
{# #}
{# NOTE: Using large enough values (e.g., podset_number = 200, #}
{# us to overflow the 192.168.0.0/16 private address space here. #}
{# This should be fine for internal use, but may pose an issue if used otherwise #}
{# #}
{% for podset in range(0, props.podset_number) %}
{% for tor in range(0, props.tor_number) %}
{% for subnet in range(0, props.tor_subnet_number) %}
{# Skip tor 0 podset 0 #}
{% if podset != 0 or tor != 0 %}
{% set suffix = ( (podset * props.tor_number * props.max_tor_subnet_number * props.tor_subnet_size) +
(tor * props.max_tor_subnet_number * props.tor_subnet_size) +
(subnet * props.tor_subnet_size) ) %}
{% set octet2 = (168 + (suffix // (256 ** 2))) %}
{% set octet1 = (192 + (octet2 // 256)) %}
{% set octet2 = (octet2 % 256) %}
{% set octet3 = ((suffix // 256) % 256) %}
{% set octet4 = (suffix % 256) %}
{% set prefixlen_v4 = (32 - ((props.tor_subnet_size | log(2))) | int) %}
ip route {{ octet1 }}.{{ octet2 }}.{{ octet3 }}.{{ octet4 }}/{{ prefixlen_v4 }} {{ props.nhipv4 }}
ipv6 route {{ '20%02x' % octet1 }}:{{ '%02X%02X' % (octet2, octet3) }}:0:{{ '%02X' % octet4 }}::/64 {{ props.nhipv6 }}
{% endif %}
{% endfor %}
{% endfor %}
{% endfor %}
!
{% for podset in range(0, props.podset_number) %}
{% for tor in range(0, props.tor_number) %}
{# Skip tor 0 podset 0 #}
{% if podset != 0 or tor != 0 %}
{% set suffix = ( (podset * props.tor_number * props.max_tor_subnet_number * props.tor_subnet_size) +
(tor * props.max_tor_subnet_number * props.tor_subnet_size) ) %}
{% set octet2 = (168 + (suffix // (256 ** 2))) %}
{% set octet1 = (192 + (octet2 // 256)) %}
{% set octet2 = (octet2 % 256) %}
{% set octet3 = ((suffix // 256) % 256) %}
{% set octet4 = (suffix % 256) %}
{% set prefixlen_v4 = (32 - (((props.max_tor_subnet_number * props.tor_subnet_size) | log(2)) | int) ) %}
{% set prefixlen_v6 = (64 - (((props.max_tor_subnet_number * props.tor_subnet_size) | log(2)) | int) ) %}
ip prefix-list test_ipv4_{{ podset}}_{{ tor }} seq 10 permit {{ octet1 }}.{{ octet2 }}.{{ octet3 }}.{{ octet4 }}/{{ prefixlen_v4 }} ge {{ prefixlen_v4 }}
ipv6 prefix-list test_ipv6_{{ podset}}_{{ tor }}
seq 10 permit {{ '20%02x' % octet1 }}:{{ '%02X%02X' % (octet2, octet3) }}:0:{{ '%02X' % octet4 }}::/{{ prefixlen_v6 }} ge {{ prefixlen_v6 }}
exit
{% endif %}
{% endfor %}
{% endfor %}
!
interface Management 1
description TO LAB MGMT SWITCH
vrf forwarding MGMT
Expand Down Expand Up @@ -126,46 +77,27 @@ interface {{ bp_ifname }}
{% endif %}
no shutdown
!
{% for podset in range(0, props.podset_number) %}
{% if range(0, 1000)|random() >= props.failure_rate %}
{% for tor in range(0, props.tor_number) %}
{% set leafasn = props.leaf_asn_start + podset %}
{% set torasn = props.tor_asn_start + tor %}
route-map PREPENDAS permit {{ 2 * (podset * props.tor_number + tor + 1) }}
match ip address prefix-list test_ipv4_{{ podset }}_{{ tor }}
{% if podset == 0 %}
set as-path prepend {{ torasn }}
{% else %}
set as-path prepend {{ props.spine_asn }} {{ leafasn }} {{ torasn }}
{% endif %}
!
route-map PREPENDAS permit {{ 2 * (podset * props.tor_number + tor + 1) + 1 }}
match ipv6 address prefix-list test_ipv6_{{ podset }}_{{ tor }}
{% if podset == 0 %}
set as-path prepend {{ torasn }}
{% else %}
set as-path prepend {{ props.spine_asn }} {{ leafasn }} {{ torasn }}
{% endif %}
!
{% endfor %}
{% endif %}
{% endfor %}
!
router bgp {{ host['bgp']['asn'] }}
router-id {{ host['interfaces']['Loopback0']['ipv4'] | ipaddr('address') }}
!
{% for asn, remote_ips in host['bgp']['peers'].items() %}
{% for remote_ip in remote_ips %}
neighbor {{ remote_ip }} remote-as {{ asn }}
neighbor {{ remote_ip }} description {{ asn }}
neighbor {{ remote_ip }} default-originate route-map DEFAULT_ROUTES
{% if remote_ip | ipv6 %}
address-family ipv6
neighbor {{ remote_ip }} activate
exit
{% endif %}
{% endfor %}
{% endfor %}
neighbor {{ props.nhipv4 }} remote-as {{ host['bgp']['asn'] }}
neighbor {{ props.nhipv4 }} description exabgp_v4
neighbor {{ props.nhipv6 }} remote-as {{ host['bgp']['asn'] }}
neighbor {{ props.nhipv6 }} description exabgp_v6
address-family ipv6
neighbor {{ props.nhipv6 }} activate
exit
!
{% for name, iface in host['interfaces'].items() if name.startswith('Loopback') %}
{% if iface['ipv4'] is defined %}
Expand All @@ -175,12 +107,10 @@ router bgp {{ host['bgp']['asn'] }}
network {{ iface['ipv6'] }}
{% endif %}
{% endfor %}
redistribute static route-map PREPENDAS
!
management api http-commands
no protocol https
protocol http
no shutdown
!
end
s
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