paulbsd-salt/states/haproxy/templates/haproxy.cfg.j2
Paul Lecuq 8067c8abd2
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updated haproxy state
2023-06-10 10:02:59 +02:00

297 lines
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Django/Jinja

## {{ salt['pillar.get']('salt_managed', default='Salt Managed') }}
{%- from "haproxy/map.jinja" import haproxy,certs,fqdn with context %}
{%- set ns = namespace(default_backend='notdefined') %}
{%- for name, values in haproxy.config.vhosts.items() %}{% if values.default_backend|default(false) %}{% set ns.default_backend = name %}{% endif %}{% endfor %}
{%- macro internal() -%}
acl internal src -f {{ haproxy.config.dir }}/maps/access
http-response return status 403 content-type text/html string "403 forbidden" if !internal
{%- endmacro -%}
{%- macro head() -%}
http-request return status 200 if METH_HEAD
{%- endmacro -%}
{%- macro statusresponses() -%}
http-response return status 403 content-type text/html string "403 forbidden" if { status 403 }
http-response return status 404 content-type text/html string "404 not found" if { status 404 }
{%- endmacro -%}
{%- macro httpcheckrules(layer="layer7",inter="2s",fall=5,rise=5) -%}check observe {{ layer }} inter {{ inter }} fall {{ fall }} rise {{ rise }}{%- endmacro -%}
{%- macro httpsslrules() -%}ssl verify none{%- endmacro -%}
{%- macro httpendpoints(servers=[], check=True, disabled=False) -%}
{%- for server in servers %}
server {{ server.name }} {{ server.name }}:{{ server.port }}{{ " " + httpcheckrules(inter=server.inter|default("2s"), fall=server.fall|default(5), rise=server.rise|default(5)) if check }}{{ " " + httpsslrules() if server.ssl|default(False) }}{{ " disabled" if server.disabled|default(False) }}{{ " send-proxy" if server.proxy|default(False) }}{{ " on-marked-down shutdown-sessions on-marked-up shutdown-backup-sessions" if server.killsessions|default(False) }}
{%- endfor %}
{%- endmacro -%}
{%- macro tcpendpoints(servers=[], check=True) -%}
{%- for server in servers %}
server {{ server.name }} {{ server.name }}:{{ server.port }}{{ " check" if check }}{{ " backup" if server.backup|default(False) }} port {{ server.port }}{{ " on-marked-down shutdown-sessions on-marked-up shutdown-backup-sessions" if server.killsessions|default(False) }}
{%- endfor %}
{%- endmacro -%}
{%- macro cache() -%}
http-request cache-use static if { path_end {{ haproxy.config.cache.file_types|join(" ") }} }
http-response cache-store static
{%- endmacro -%}
{%- macro compression() -%}
compression algo gzip
compression type {{ haproxy.config.compression_mime_types|join(' ') }}
{%- endmacro -%}
{%- macro admin() -%}
# Stats Backend
backend admin from {{ haproxy.config.namespace }}
mode http
stats enable
stats admin if TRUE
stats refresh 10s
stats show-modules
stats show-legends
stats uri /
{%- endmacro -%}
{%- macro api() -%}
# Runtime API
stats socket {{ haproxy.config.api.tcpsocket }} level admin
stats socket {{ haproxy.config.api.filesocket }} mode 666 level admin
{%- endmacro %}
# Global config
global
master-worker
server-state-file /var/run/haproxy.state
mworker-max-reloads 2
maxconn 1000
lua-prepend-path {{ haproxy.config.dir }}/mods/?.so cpath
lua-prepend-path {{ haproxy.config.dir }}/scripts/?.lua
{%- for script in haproxy.config.scripts %}
{%- if not script.lib and script.enabled|default(true) %}
lua-load {{ haproxy.config.dir }}/{{ script.name }} {% if "args" in script.keys() %}{{ script.args|join(" ") }}{% endif %}
{%- endif %}
{%- endfor %}
{%- if haproxy.config.api.enable %}
{{ api() }}
{%- endif %}
crt-base {{ haproxy.config.acme_fullchains_dir }}
ssl-dh-param-file {{ haproxy.config.acme_dh_dir }}/dh.pem
ssl-default-bind-ciphers {{ haproxy.config.ssl_ciphers|join(":") }}
ssl-default-bind-options {{ haproxy.config.ssl_options|join(" ") }}
ssl-default-server-ciphers {{ haproxy.config.ssl_ciphers|join(":") }}
ssl-default-server-options {{ haproxy.config.ssl_options|join(" ") }}
tune.lua.maxmem {{ haproxy.config.lua_max_mem }}
expose-experimental-directives
# Defaults values
defaults {{ haproxy.config.namespace }}
{%- for key, value in haproxy.config.defaults.items() %}
{{ key }} {{ value }}
{%- endfor %}
{% if haproxy.config.peers.hosts -%}
peers paulbsd
bind *:{{ haproxy.config.peers.port }} ssl crt {{ haproxy.config.acme_fullchains_dir }}
default-server ssl verify none
server {{ salt['grains.get']('fqdn') }}
{%- for host in haproxy.config.peers.hosts %}
server {{ host[0] }} {{ host[1] }}:{{ haproxy.config.peers.port }}
{%- endfor %}
{%- endif %}
# Cache
cache static
total-max-size 64
max-object-size {{ haproxy.config.cache.size|default(5000) }}
max-age 120
# Per IP rates stick table
backend per_ip_rates from {{ haproxy.config.namespace }}
stick-table type string size {{ haproxy.config.ddos.size|default("1m") }} expire {{ haproxy.config.ddos.timeperiod|default("10s") }} store http_req_rate({{ haproxy.config.ddos.timeperiod|default("10s")}}) {{ "peers paulbsd" if haproxy.config.peers.hosts }}
# Default HTTP frontend
frontend http from {{ haproxy.config.namespace }}
bind *:{{ haproxy.config.http_port }},:::{{ haproxy.config.http_port }} v4v6 name http
mode http
{% for name, service in haproxy.config.spoe.items() %}
filter spoe engine {{ name }} config {{ haproxy.config.dir }}/spoe.cfg
{%- endfor %}
## ACLs
acl http ssl_fc,not
acl self_host req.hdr(Host) {{ fqdn }}
acl path_root path /
acl path_host path_dir /host
acl path_date path_dir /date
acl path_srchash path_dir /srchash
## Basic rules
http-request set-var(txn.srchash) src,crc32,mod(100)
http-request set-var(txn.httpdate) date,http_date()
http-request return status 200 content-type text/html lf-string "%H\n" if self_host path_host
http-request return status 200 content-type text/html lf-string "%[var(txn.httpdate)]\n" if self_host path_date
http-request return status 200 content-type text/html lf-string "%[var(txn.srchash)]\n" if self_host path_srchash
http-request redirect scheme https if http
# Default HTTPS frontend
frontend https from {{ haproxy.config.namespace }}
.if feature(QUIC)
bind quic4@*:{{ haproxy.config.https_port }},quic6@:::{{ haproxy.config.https_port }} v4v6 ssl crt {{ haproxy.config.acme_fullchains_dir }}{% if haproxy.config.http2 %} alpn h3,h2,http/1.1{% endif %} name https
.else
bind *:{{ haproxy.config.https_port }},:::{{ haproxy.config.https_port }} v4v6 ssl crt {{ haproxy.config.acme_fullchains_dir }}{% if haproxy.config.http2 %} alpn h2,http/1.1{% endif %} name https
.endif
mode http
option httplog
option http-buffer-request
{% for name, service in haproxy.config.spoe.items() %}
filter spoe engine {{ name }} config {{ haproxy.config.dir }}/spoe.cfg
{%- endfor %}
## ACLs
acl internal src -f {{ haproxy.config.dir }}/maps/access
acl domains req.hdr(Host),map_dom({{ haproxy.config.dir }}/maps/domains) -m found
acl security_txt path /.well-known/security.txt
acl robots_txt path /robots.txt
acl max_req_rate sc_http_req_rate(0) gt {{ haproxy.config.ddos.maxrequests|default(200) }}
acl self_host req.hdr(Host) {{ fqdn }}
acl path_root path /
acl path_host path_dir /host
acl path_date path_dir /date
acl path_srchash path /srchash
acl path_location path /location
## Basic rules
http-request set-var(txn.random) rand,mul(5)
http-request set-var(txn.httpdate) date,http_date()
http-request set-var(txn.srchash) src,crc32,mod(100)
http-request set-var(req.src) src
http-request set-var(req.host) req.hdr(Host)
http-request set-var(req.accesshash) str(),concat(,req.src,),concat(-,req.host,)
http-request track-sc0 var(req.accesshash) table per_ip_rates
http-request capture req.hdr(User-Agent) len 50
http-request capture req.hdr(Content-Type) len 50
http-request capture sc_http_req_rate(0) len 4
## Silent drop all external requests with no host header
http-request silent-drop if !domains !internal
## DDoS
http-request deny deny_status 429 if max_req_rate !internal
{%- if haproxy.config.geoip.enabled %}
# GeoIP
http-request set-var(txn.country) lua.country(req.src)
http-request return status 200 content-type "text/html; charset=utf-8" lf-string "<html><body><p>country: %[lua.country(req.src)]</p><p>city: %[lua.city(req.src)]<p></body></html>" if self_host path_location
acl allowed_country var(txn.country),map_str(/etc/haproxy/maps/countries,OK) OK
http-response deny deny_status 451 content-type text/plain string "Denied" if !allowed_country !internal
{%- endif %}
## Returns
http-request return status 200 content-type text/plain string "User-agent: *\r\nAllow: /" if robots_txt
http-request return status 200 content-type text/plain string "Contact: mailto:{{ haproxy.config.syscontact }}" if security_txt
http-request return status 200 content-type text/html lf-string "%H\n" if self_host path_host
http-request return status 200 content-type text/html lf-string "%[var(txn.httpdate)]\n" if self_host path_date
http-request return status 200 content-type text/html lf-string "%[var(txn.srchash)]\n" if self_host path_srchash
## Headers
http-request set-header X-Proxy-Id "%H"
http-request set-header X-Proto https if { ssl_fc }
http-response set-header Date "%[var(txn.httpdate)]"
http-response set-header Server "{{ haproxy.config.servername }}"
http-response set-header X-Random "%[var(txn.random)]"
http-request redirect location %[req.hdr(Host),map_dom({{ haproxy.config.dir }}/maps/redirects)] code 301 if { req.hdr(Host),map_dom({{ haproxy.config.dir }}/maps/redirects) -m found }
http-request deny deny_status 404 unless domains
{%- if haproxy.config.admin %}
use_backend admin if self_host internal
{%- endif %}
use_backend %[req.hdr(Host),lower,map({{ haproxy.config.dir }}/maps/vhosts,nginx)]
default_backend {{ ns.default_backend }}
monitor-uri /dead_or_alive
log-format "%ci:%cp [%tr] %ft %b/%s %TR/%Tw/%Tc/%Tr/%Ta %ST %B %CC %CS %tsc %ac/%fc/%bc/%sc/%rc %sq/%bq %hr %hs %{+Q}r"
# HTTP Backends
{%- for name, values in haproxy.config.vhosts.items() %}
{%- if not values.redirect|default(False) %}
backend {{ name }} from {{ haproxy.config.namespace }}
balance {{ values.balance|default(haproxy.config.balance) }}
mode http
option forwardfor
{%- if values.check|default(haproxy.config.check) %}
option httpchk
{%- for step in values.check_steps|default([]) %}
http-check {{ step }}
{%- endfor %}
{%- endif %}
{%- if values.overrides|default([]) %}
{%- for override in values.overrides %}
{{ override }}
{%- endfor %}
{%- endif %}
{%- if values.head|default(False) %}
{{ head() }}
{%- endif %}
{%- if values.compression|default(True) %}
{{ compression() }}
{%- endif %}
{%- if values.usecache|default(True) %}
{{ cache() }}
{%- endif %}
{%- if values.internal|default(False) %}
{{ internal() }}
{%- endif %}
{{- httpendpoints(servers=values.servers, check=values.check|default(haproxy.config.check)) }}
{%- endif %}
{% endfor %}
# TCP services
{%- for name, values in haproxy.config.services.items() %}
listen {{ name }} from {{ haproxy.config.namespace }}
bind *:{{ values.port }},:::{{ values.port }} v4v6 name {{ name }}
mode tcp
option tcplog
option tcpka
{%- if values.type == "postgres" %}
option pgsql-check user repmgr
{%- endif %}
{%- if values.type == "spoe" %}
timeout connect 1s
timeout server 1s
option spop-check
{%- endif %}
default-server inter 3s fall 3
{{- tcpendpoints(servers=values.servers, check=values.check|default(haproxy.config.check)) }}
{% endfor %}
# SPOE Agents
{%- for name, values in haproxy.config.spoe.items() %}
backend {{ name }} from {{ haproxy.config.namespace }}
mode tcp
timeout connect 5s
timeout server 3m
option spop-check
{{- tcpendpoints(servers=values.servers, check=values.check|default(haproxy.config.check)) }}
{% endfor %}
{%- if haproxy.config.admin %}
{{ admin() if haproxy.config.admin }}
{%- endif %}