1 class roles::snapshot_web {
3 include apache2::rewrite
6 # 61.69.254.110 - 20180705, mirroring with wget
7 # 20180821 large amount of requests way too fast from some amazon AWS instances
26 # 20181222, excessive number of requests
29 # running jugdo against snapshot
33 # 20190512 tens of thousands of queries
45 ferm::rule { 'dsa-snapshot-abusers':
47 rule => 'saddr (61.69.254.110 18.128.0.0/9 3.120.0.0/14 35.156.0.0/14 52.58.0.0/15 99.137.191.34 51.15.215.91 208.91.68.213 198.11.128.0/18 159.226.95.0/24 84.204.194.0/24 211.13.205.0/24 63.32.0.0/14 54.72.0.0/15 95.115.66.23 52.192.0.0/11 54.72.0.0/15 34.192.0.0/10 34.240.0.0/13 52.192.0.0/11 90.44.107.223 195.154.173.12 74.121.137.108) DROP',
50 # rate limit accesses. The chain is set up by the apache module and allow happens at prio 90.
51 ferm::rule { 'dsa-http-snapshot-limit':
53 description => 'rate limit for snapshot',
57 mod hashlimit hashlimit-name HTTPDOSPRE hashlimit-mode srcip hashlimit-burst 10 hashlimit 6/minute jump ACCEPT;
58 mod recent name HTTPDOS update seconds 900 jump log_or_drop;
59 mod hashlimit hashlimit-name HTTPDOS hashlimit-mode srcip hashlimit-burst 200 hashlimit 30/minute jump ACCEPT;
60 mod recent name HTTPDOS set jump log_or_drop'
64 'libapache2-mod-wsgi',
66 ensure => 'installed',
69 apache2::site { '020-snapshot.debian.org':
70 site => 'snapshot.debian.org',
71 content => template('roles/snapshot/snapshot.debian.org.conf.erb')
76 $ipv4addr = '185.17.185.185'
77 $ipv6addr = '2001:1af8:4020:b030:deb::185'
78 $ipv6addr_apache = '2001:1af8:4020:b030:deb::187'
81 $ipv4addr = '193.62.202.27'
82 $ipv6addr = '2001:630:206:4000:1a1a:0:c13e:ca1b'
83 $ipv6addr_apache = '2001:630:206:4000:1a1a:0:c13e:ca1a'
86 fail ( "unknown host ${::hostname} for snapshot_web." )
90 ferm::rule { 'dsa-snapshot-connlimit':
93 rule => "proto tcp mod state state (NEW) interface ! lo daddr (${ipv4addr} ${ipv6addr}) mod multiport destination-ports (80 443) mod connlimit connlimit-above 3 DROP;
94 proto tcp mod state state (NEW) interface ! lo dport 6081 mod connlimit connlimit-above 3 DROP
100 ferm::rule { 'dsa-nat-snapshot-varnish-v4':
102 chain => 'PREROUTING',
103 rule => "proto tcp daddr ${ipv4addr} dport 80 REDIRECT to-ports 6081",
106 varnish::config { 'default':
111 backend => 'file,/var/lib/varnish/varnish_storage.bin,8G',
112 content => template('roles/snapshot/snapshot.debian.org.vcl.erb'),
115 # the ipv6 port 80 is owned by varnish
116 file { '/etc/apache2/ports.conf':
119 Listen [${ipv6addr_apache}]:80
121 require => Package['apache2'],
122 notify => Service['apache2'],
125 # haproxy ssl termination
126 #########################
128 file { '/etc/haproxy/haproxy.cfg':
129 content => template('roles/snapshot/haproxy.cfg.erb'),
130 require => Package['haproxy'],
131 notify => Service['haproxy'],
133 ssl::service { 'snapshot.debian.org':
134 notify => Service['haproxy'],