added renamed lb-tug-test-1

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Rasmus Thorslund 2024-09-30 14:58:22 +02:00
parent cbe64bca5e
commit 9fc0bb3539
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---
sunet_frontend:
load_balancer:
haproxy_imagetag: '20230228-stable'
api_imagetag: 'stable'
exabgp_imagetag: 'stable'
peers:
se-tug-rs-2.sunet.se:
as: '65434'
remote_ip: '192.36.171.71'
se-tug-rs-2.sunet.se_v6:
as: '65434'
remote_ip: '2001:6b0:8:7::71'
se-sthb-rs-1.sunet.se:
as: '65434'
remote_ip: '192.36.171.130'
se-sthb-rs-1.sunet.se_v6:
as: '65434'
remote_ip: '2001:6b0:8:1::130'
websites:
'thissstaging':
site_name: 'md-staging.thiss.io'
frontends:
'tug-lb-1.sunet.se':
ips: ['37.156.192.5', '2001:6b0:60:c0::5']
'sthb-lb-1.sunet.se':
ips: ['37.156.192.6', '2001:6b0:60:c0::6']
backends:
default:
'md-staging-1.thiss.io':
ips: ['89.47.184.98']
server_args: 'check verify none'
allow_ports:
- 80
- 443
letsencrypt_server: 'acme-c.sunet.se'
haproxy_imagetag: '20230228-stable'
frontendtools_imagetag: '20230228'
# 'edusealapit':
# site_name: 'test-api.eduseal.sunet.se'
# frontends:
# 'tug-lb-1.sunet.se':
# ips: ['37.156.192.18', '2001:6b0:60:c0::18']
# 'sthb-lb-1.sunet.se':
# ips: ['37.156.192.19', '2001:6b0:60:c0::19']
# backends:
# default:
# 'car-test-1.eduseal.sunet.se':
# ips: ['89.45.237.159']
# server_args: 'ssl check verify none'
# allow_ports:
# - 80
# - 443
# letsencrypt_server: 'acme-c.sunet.se'
# haproxy_imagetag: '20230228-stable'
# frontendtools_imagetag: '20230228'

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#!/usr/bin/env python3
import yaml
import subprocess
import time
import sys
groupyaml = '/etc/hiera/data/group.yaml'
def get_frontends(data):
try:
return list(data['sunet_frontend']['load_balancer']['websites'].keys())
except KeyError:
return []
def check_docker_instance_status(instance):
cmd = f"docker inspect -f {r'{{.State.Status}}'} {instance}"
result = subprocess.run(cmd, shell=True, capture_output=True, text=True)
return result.stdout.strip() == 'running'
def is_exabgp_running():
cmd = ["systemctl", "is-active", "exabgp.service"]
result = subprocess.run(cmd, capture_output=True, text=True)
return result.stdout.strip() == 'active'
def check_docker_instances(instances, max_retries=3, initial_wait=10):
for instance in instances:
retries = 0
while retries < max_retries:
if check_docker_instance_status(instance):
print(f"Instance: {instance} is running!")
break
else:
print(f"Instance: {instance} is not running! Will try again in {initial_wait * (2**retries)} seconds.")
time.sleep(initial_wait * (2**retries))
retries += 1
if retries == max_retries:
print(f"Max retries reached for instance: {instance}, exiting!")
sys.exit(1)
def check_exabgp_running(max_retries=3, initial_wait=10):
retries = 0
while retries < max_retries:
if is_exabgp_running():
print("ExaBGP service is running!")
break
else:
print(f"Exabgp is not running! Will try again in {initial_wait * (2**retries)} seconds.")
time.sleep(initial_wait * (2**retries))
retries += 1
if retries == max_retries:
print(f"Max retries reached for checking if exabgp is running, exiting!")
sys.exit(1)
with open(groupyaml, 'r') as f:
data = yaml.safe_load(f)
frontends = get_frontends(data)
instances = []
for frontend in frontends:
instances.append(frontend + '-haproxy-1')
instances.append(frontend + '-monitor-1')
instances.append(frontend + '-config-1')
instances.append('frontend-api-1')
instances.append('frontend-telegraf-1')
check_exabgp_running()
check_docker_instances(instances)
sys.exit(0)

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# haproxy for SUNET frontend load balancer nodes.
#
{% from "common/haproxy_macros.j2" import output_backends %}
{% block global %}
global
log stdout format raw local0 debug
daemon
maxconn 256
stats socket /haproxy_control/stats mode 660
#server-state-file /tmp/server_state
# whole container is started as non-root
#user haproxy
#group haproxy
# Default SSL material locations
ca-base /etc/ssl/certs
crt-base /etc/ssl/private
# Mozilla Guideline v5.7 intermediate configuration
ssl-default-bind-ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-CHACHA20-POLY1305
ssl-default-bind-ciphersuites TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256
ssl-default-bind-options prefer-client-ciphers no-sslv3 no-tlsv10 no-tlsv11 no-tls-tickets
ssl-default-server-ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-CHACHA20-POLY1305
ssl-default-server-ciphersuites TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256
ssl-default-server-options no-sslv3 no-tlsv10 no-tlsv11 no-tls-tickets
# end Mozilla config
tune.ssl.default-dh-param 2048
spread-checks 20
{% endblock global %}
{% block defaults %}
defaults
log global
mode http
option httplog
option dontlognull
option redispatch
option forwardfor
# funny looking values because recommendation is to have these slightly
# above mulitples of three seconds to play nice with TCP resend timers
timeout check 5s
timeout connect 4s
timeout client 17s
timeout server 17s
timeout http-request 5s
# never fail on address resolution
default-server init-addr libc,none
balance roundrobin
{% endblock defaults %}
{% block stats %}
frontend LB-http
# expose stats info over HTTP to exabgp
bind 127.0.0.1:9000
http-request set-log-level silent
default_backend LB
backend LB
stats enable
#stats hide-version
stats uri /haproxy_stats
{% endblock stats %}
{% block global_backends %}
{% if letsencrypt_server is defined %}
backend letsencrypt_{{ letsencrypt_server }}
server letsencrypt_{{ letsencrypt_server }} {{ letsencrypt_server }}:80
{% else %}
# letsencrypt_backend not defined
{% endif %}
{% endblock global_backends %}
{% block https_everything %}
#
# Redirect _everything_ to HTTPS
frontend http-frontend
bind 0.0.0.0:80
bind :::80
redirect scheme https code 301 if !{ ssl_fc } ! { path_beg /.well-known/acme-challenge/ }
{% if letsencrypt_server is defined %}
use_backend letsencrypt_{{ letsencrypt_server }} if { path_beg /.well-known/acme-challenge/ }
{% else %}
# letsencrypt_backend not defined
{% endif %}
{% endblock https_everything %}
#
# Frontend section
#
{% block frontend %}
{% endblock frontend %}
#
# Backend section
#
{% block pre_backend %}
{% endblock pre_backend %}
{% block backend %}
{{ output_backends(backends, config=[]) }}
{% endblock backend %}

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{% extends 'common/haproxy_base.j2' %}
{% from "common/haproxy_macros.j2" import bind_ip_tls, web_security_options, acme_challenge, csp %}
{% block frontend %}
frontend {{ site_name }}
{{ bind_ip_tls(bind_ips, 443, tls_certificate_bundle) }}
timeout http-request 10s
timeout http-keep-alive 4s
option forwardfor
http-request set-header X-Forwarded-Proto https
{{ web_security_options(['no_frames', 'block_xss', 'hsts', 'no_sniff', 'no_cache']) }}
{{ csp(["default-src " + [csp_app_src]|join(' '),
"script-src " + [csp_script_src]|join(' '),
]) }}
{{ acme_challenge(letsencrypt_server) }}
use_backend {{ site_name }}__default
{% endblock frontend %}

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#
# Macros
#
{%- macro bind_ip_tls(bind_ips, port, tls_cert) -%}
{%- for ip in bind_ips %}
bind {{ ip }}:{{ port }} ssl crt {{ tls_cert }}
{%- endfor %}
{%- endmacro %}
{%- macro web_security_options(list) -%}
{%- for this in list %}
{%- if this == 'no_frames' %}
# Do not allow rendering the site within an frame, which prevents clickjacking.
http-response set-header X-Frame-Options "DENY"
{% endif %}
{%- if this == 'block_xss' %}
# Enable browser supplied XSS-protection, even if has been turned off.
# If XSS is detected by the browser, block it instead of trying to sanitize it.
http-response set-header X-XSS-Protection "1; mode=block"
{% endif %}
{%- if this == 'hsts' %}
# 20 years in seconds is 630720000 (86400 * 365 * 20)
http-response set-header Strict-Transport-Security "max-age=630720000"
{% endif %}
{%- if this == 'no_sniff' %}
# Prevent MIME-confusion attacks that can lead to e.g. XSS
http-response set-header X-Content-Type-Options "nosniff"
{% endif %}
{%- if this == 'no_cache' %}
# The information is intended for a single user and must not
# be cached by a shared cache and should always be revalidated.
http-response set-header Cache-Control "no-cache, no-store, must-revalidate"
http-response set-header Pragma "no-cache"
http-response set-header Expires "0"
{% endif %}
{%- endfor %}
{%- endmacro %}
{%- macro acme_challenge(letsencrypt_server) -%}
{%- if letsencrypt_server is defined %}
use_backend letsencrypt_{{ letsencrypt_server }} if { path_beg /.well-known/acme-challenge/ }
{%- else %}
# No letsencrypt_server specified
{%- endif %}
{%- endmacro %}
{%- macro csp(data) -%}
# Content Security Policy
http-response set-header Content-Security-Policy "{{ data|join('; ') }}"
{%- endmacro %}
{%- macro output_backends(backends, config=[], server_args='') -%}
{% if backends is defined %}
{%- for this in backends %}
backend {{ this.name }}
{{ config|join('\n ') }}
{%- for server in this.servers %}
{%- if server.server_args is defined %}
{%- set server_args = server.server_args %}
{%- endif %}
{% if server is defined %}
server {{ server.server }}_{{ server.address_family }} {{ server.ip }}:{{ server.port }} {{ server_args }}
{%- endif %}
{%- endfor %}
{%- endfor %}
{% else %}
# No backends found in context
{% endif %}
{%- endmacro %}

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{% extends 'common/haproxy_base.j2' %}
{% from "common/haproxy_macros.j2" import bind_ip_tls, web_security_options, acme_challenge, csp %}
{% block frontend %}
frontend {{ site_name }}
{{ bind_ip_tls(bind_ips, 443, tls_certificate_bundle) }}
timeout http-request 10s
timeout http-keep-alive 4s
option forwardfor
http-request set-header X-Forwarded-Proto https
{{ web_security_options(['no_cache', 'block_xss', 'hsts', 'no_sniff']) }}
{{ acme_challenge(letsencrypt_server) }}
use_backend {{ site_name }}__default
{% endblock frontend %}

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{% extends 'common/haproxy_idp.j2' %}