[202305][SNMP][IPv6]: Revert PRs to support SNMP over IPv6 (#16649)

* Revert "[SNMP][IPv6]: Fix to use link local IPv6 address as snmp agentAddress (#16013)"

This reverts commit ebe8c8c223.

* Revert "[SNMP][IPv6]: Fix SNMP IPv6 reachability issue in certain scenarios (#15487) (#15874)"

This reverts commit 83aa8b8180.
This commit is contained in:
SuvarnaMeenakshi 2023-10-08 18:47:44 -07:00 committed by GitHub
parent d675af7027
commit 2579b9506c
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2 changed files with 2 additions and 40 deletions

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@ -13,47 +13,12 @@
# AGENT BEHAVIOUR
#
# Listen for connections on all ip addresses, including eth0, ipv4 lo for multi-asic platform
# Listen on managment and loopback0 ips for single asic platform
# Listen for connections on all ip addresses, including eth0, ipv4 lo
#
{% macro protocol(ip_addr) %}
{%- if ip_addr|ipv6 -%}
{{ 'udp6' }}
{%- else -%}
{{ 'udp' }}
{%- endif -%}
{% endmacro %}
{% if SNMP_AGENT_ADDRESS_CONFIG %}
{% for (agentip, port, vrf) in SNMP_AGENT_ADDRESS_CONFIG %}
agentAddress {{ protocol(agentip) }}:[{{ agentip }}]{% if port %}:{{ port }}{% endif %}{% if vrf %}%{{ vrf }}{% endif %}{{ "" }}
agentAddress {{ agentip }}{% if port %}:{{ port }}{% endif %}{% if vrf %}%{{ vrf }}{% endif %}{{ "" }}
{% endfor %}
{% elif NAMESPACE_COUNT is not defined or NAMESPACE_COUNT|int <= 1 %}
{% if MGMT_INTERFACE is defined %}
{% for intf, ip in MGMT_INTERFACE %}
{% set agentip = ip.split('/')[0]|lower %}
{% set zoneid = '' %}
# Use interface as zoneid for link local ipv6
{% if agentip.startswith('fe80') %}
{% set zoneid = '%' + intf %}
{% endif %}
agentAddress {{ protocol(agentip) }}:[{{ agentip }}{{ zoneid }}]:161
{% endfor %}
{% endif %}
{% if LOOPBACK_INTERFACE is defined %}
{% for lo in LOOPBACK_INTERFACE %}
{% if lo | length == 2 %}
{% set intf = lo[0] %}
{% set agentip = lo[1].split('/')[0]|lower %}
{% set zoneid = '' %}
# Use interface as zoneid for link local ipv6
{% if agentip.startswith('fe80') %}
{% set zoneid = '%' + intf %}
{% endif %}
agentAddress {{ protocol(agentip) }}:[{{ agentip }}{{ zoneid }}]:161
{% endif %}
{% endfor %}
{% endif %}
{% else %}
agentAddress udp:161
agentAddress udp6:161

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@ -16,14 +16,11 @@ mkdir -p /etc/ssw /etc/snmp
# Parse snmp.yml and insert the data in Config DB
/usr/bin/snmp_yml_to_configdb.py
ADD_PARAM=$(printf '%s {"NAMESPACE_COUNT":"%s"}' "-a" "$NAMESPACE_COUNT")
SONIC_CFGGEN_ARGS=" \
-d \
-y /etc/sonic/sonic_version.yml \
-t /usr/share/sonic/templates/sysDescription.j2,/etc/ssw/sysDescription \
-t /usr/share/sonic/templates/snmpd.conf.j2,/etc/snmp/snmpd.conf \
$ADD_PARAM \
"
sonic-cfggen $SONIC_CFGGEN_ARGS