diff options
Diffstat (limited to 'puppet/modules/haproxy/manifests')
| -rw-r--r-- | puppet/modules/haproxy/manifests/balancermember.pp | 95 | ||||
| -rw-r--r-- | puppet/modules/haproxy/manifests/init.pp | 149 | ||||
| -rw-r--r-- | puppet/modules/haproxy/manifests/listen.pp | 95 | ||||
| -rw-r--r-- | puppet/modules/haproxy/manifests/params.pp | 65 |
4 files changed, 404 insertions, 0 deletions
diff --git a/puppet/modules/haproxy/manifests/balancermember.pp b/puppet/modules/haproxy/manifests/balancermember.pp new file mode 100644 index 00000000..a0e27539 --- /dev/null +++ b/puppet/modules/haproxy/manifests/balancermember.pp @@ -0,0 +1,95 @@ +# == Define Resource Type: haproxy::balancermember +# +# This type will setup a balancer member inside a listening service +# configuration block in /etc/haproxy/haproxy.cfg on the load balancer. +# currently it only has the ability to specify the instance name, +# ip address, port, and whether or not it is a backup. More features +# can be added as needed. The best way to implement this is to export +# this resource for all haproxy balancer member servers, and then collect +# them on the main haproxy load balancer. +# +# === Requirement/Dependencies: +# +# Currently requires the ripienaar/concat module on the Puppet Forge and +# uses storeconfigs on the Puppet Master to export/collect resources +# from all balancer members. +# +# === Parameters +# +# [*name*] +# The title of the resource is arbitrary and only utilized in the concat +# fragment name. +# +# [*listening_service*] +# The haproxy service's instance name (or, the title of the +# haproxy::listen resource). This must match up with a declared +# haproxy::listen resource. +# +# [*ports*] +# An array or commas-separated list of ports for which the balancer member +# will accept connections from the load balancer. Note that cookie values +# aren't yet supported, but shouldn't be difficult to add to the +# configuration. If you use an array in server_names and ipaddresses, the +# same port is used for all balancermembers. +# +# [*server_names*] +# The name of the balancer member server as known to haproxy in the +# listening service's configuration block. This defaults to the +# hostname. Can be an array of the same length as ipaddresses, +# in which case a balancermember is created for each pair of +# server_names and ipaddresses (in lockstep). +# +# [*ipaddresses*] +# The ip address used to contact the balancer member server. +# Can be an array, see documentation to server_names. +# +# [*options*] +# An array of options to be specified after the server declaration +# in the listening service's configuration block. +# +# +# === Examples +# +# Exporting the resource for a balancer member: +# +# @@haproxy::balancermember { 'haproxy': +# listening_service => 'puppet00', +# ports => '8140', +# server_names => $::hostname, +# ipaddresses => $::ipaddress, +# options => 'check', +# } +# +# +# Collecting the resource on a load balancer +# +# Haproxy::Balancermember <<| listening_service == 'puppet00' |>> +# +# Creating the resource for multiple balancer members at once +# (for single-pass installation of haproxy without requiring a first +# pass to export the resources if you know the members in advance): +# +# haproxy::balancermember { 'haproxy': +# listening_service => 'puppet00', +# ports => '8140', +# server_names => ['server01', 'server02'], +# ipaddresses => ['192.168.56.200', '192.168.56.201'], +# options => 'check', +# } +# +# (this resource can be declared anywhere) +# +define haproxy::balancermember ( + $listening_service, + $ports, + $server_names = $::hostname, + $ipaddresses = $::ipaddress, + $options = '' +) { + # Template uses $ipaddresses, $server_name, $ports, $option + concat::fragment { "${listening_service}_balancermember_${name}": + order => "20-${listening_service}-${name}", + target => '/etc/haproxy/haproxy.cfg', + content => template('haproxy/haproxy_balancermember.erb'), + } +} diff --git a/puppet/modules/haproxy/manifests/init.pp b/puppet/modules/haproxy/manifests/init.pp new file mode 100644 index 00000000..b91591a3 --- /dev/null +++ b/puppet/modules/haproxy/manifests/init.pp @@ -0,0 +1,149 @@ +# == Class: haproxy +# +# A Puppet module, using storeconfigs, to model an haproxy configuration. +# Currently VERY limited - Pull requests accepted! +# +# === Requirement/Dependencies: +# +# Currently requires the ripienaar/concat module on the Puppet Forge and +# uses storeconfigs on the Puppet Master to export/collect resources +# from all balancer members. +# +# === Parameters +# +# [*enable*] +# Chooses whether haproxy should be installed or ensured absent. +# Currently ONLY accepts valid boolean true/false values. +# +# [*version*] +# Allows you to specify what version of the package to install. +# Default is simply 'present' +# +# [*global_options*] +# A hash of all the haproxy global options. If you want to specify more +# than one option (i.e. multiple timeout or stats options), pass those +# options as an array and you will get a line for each of them in the +# resultant haproxy.cfg file. +# +# [*defaults_options*] +# A hash of all the haproxy defaults options. If you want to specify more +# than one option (i.e. multiple timeout or stats options), pass those +# options as an array and you will get a line for each of them in the +# resultant haproxy.cfg file. +# +# +# === Examples +# +# class { 'haproxy': +# enable => true, +# global_options => { +# 'log' => "${::ipaddress} local0", +# 'chroot' => '/var/lib/haproxy', +# 'pidfile' => '/var/run/haproxy.pid', +# 'maxconn' => '4000', +# 'user' => 'haproxy', +# 'group' => 'haproxy', +# 'daemon' => '', +# 'stats' => 'socket /var/lib/haproxy/stats' +# }, +# defaults_options => { +# 'log' => 'global', +# 'stats' => 'enable', +# 'option' => 'redispatch', +# 'retries' => '3', +# 'timeout' => [ +# 'http-request 10s', +# 'queue 1m', +# 'connect 10s', +# 'client 1m', +# 'server 1m', +# 'check 10s' +# ], +# 'maxconn' => '8000' +# }, +# } +# +class haproxy ( + $manage_service = true, + $enable = true, + $version = 'present', + $global_options = $haproxy::params::global_options, + $defaults_options = $haproxy::params::defaults_options +) inherits haproxy::params { + include concat::setup + + package { 'haproxy': + ensure => $enable ? { + true => $version, + false => absent, + }, + name => 'haproxy', + } + + if $enable { + concat { '/etc/haproxy/haproxy.cfg': + owner => '0', + group => '0', + mode => '0644', + require => Package['haproxy'], + notify => $manage_service ? { + true => Service['haproxy'], + false => undef, + }, + } + + # Simple Header + concat::fragment { '00-header': + target => '/etc/haproxy/haproxy.cfg', + order => '01', + content => "# This file managed by Puppet\n", + } + + # Template uses $global_options, $defaults_options + concat::fragment { 'haproxy-base': + target => '/etc/haproxy/haproxy.cfg', + order => '10', + content => template('haproxy/haproxy-base.cfg.erb'), + } + + if ($::osfamily == 'Debian') { + file { '/etc/default/haproxy': + content => 'ENABLED=1', + require => Package['haproxy'], + before => $manage_service ? { + true => Service['haproxy'], + false => undef, + }, + } + } + + file { $global_options['chroot']: + ensure => directory, + owner => $global_options['user'], + group => $global_options['group'], + mode => '0550', + require => Package['haproxy'] + } + + } + + if $manage_service { + service { 'haproxy': + ensure => $enable ? { + true => running, + false => stopped, + }, + enable => $enable ? { + true => true, + false => false, + }, + name => 'haproxy', + hasrestart => true, + hasstatus => true, + require => [ + Concat['/etc/haproxy/haproxy.cfg'], + File[$global_options['chroot']], + ], + } + } +} diff --git a/puppet/modules/haproxy/manifests/listen.pp b/puppet/modules/haproxy/manifests/listen.pp new file mode 100644 index 00000000..00636e3d --- /dev/null +++ b/puppet/modules/haproxy/manifests/listen.pp @@ -0,0 +1,95 @@ +# == Define Resource Type: haproxy::listen +# +# This type will setup a listening service configuration block inside +# the haproxy.cfg file on an haproxy load balancer. Each listening service +# configuration needs one or more load balancer member server (that can be +# declared with the haproxy::balancermember defined resource type). Using +# storeconfigs, you can export the haproxy::balancermember resources on all +# load balancer member servers, and then collect them on a single haproxy +# load balancer server. +# +# === Requirement/Dependencies: +# +# Currently requires the ripienaar/concat module on the Puppet Forge and +# uses storeconfigs on the Puppet Master to export/collect resources +# from all balancer members. +# +# === Parameters +# +# [*name*] +# The namevar of the defined resource type is the listening service's name. +# This name goes right after the 'listen' statement in haproxy.cfg +# +# [*ports*] +# Ports on which the proxy will listen for connections on the ip address +# specified in the virtual_ip parameter. Accepts either a single +# comma-separated string or an array of strings which may be ports or +# hyphenated port ranges. +# +# [*ipaddress*] +# The ip address the proxy binds to. Empty addresses, '*', and '0.0.0.0' +# mean that the proxy listens to all valid addresses on the system. +# +# [*mode*] +# The mode of operation for the listening service. Valid values are 'tcp', +# HTTP', and 'health'. +# +# [*options*] +# A hash of options that are inserted into the listening service +# configuration block. +# +# [*collect_exported*] +# Boolean, default 'true'. True means 'collect exported @@balancermember resources' +# (for the case when every balancermember node exports itself), false means +# 'rely on the existing declared balancermember resources' (for the case when you +# know the full set of balancermembers in advance and use haproxy::balancermember +# with array arguments, which allows you to deploy everything in 1 run) +# +# +# === Examples +# +# Exporting the resource for a balancer member: +# +# haproxy::listen { 'puppet00': +# ipaddress => $::ipaddress, +# ports => '18140', +# mode => 'tcp', +# options => { +# 'option' => [ +# 'tcplog', +# 'ssl-hello-chk' +# ], +# 'balance' => 'roundrobin' +# }, +# } +# +# === Authors +# +# Gary Larizza <gary@puppetlabs.com> +# +define haproxy::listen ( + $ports, + $ipaddress = [$::ipaddress], + $mode = 'tcp', + $collect_exported = true, + $options = { + 'option' => [ + 'tcplog', + 'ssl-hello-chk' + ], + 'balance' => 'roundrobin' + } +) { + # Template uses: $name, $ipaddress, $ports, $options + concat::fragment { "${name}_listen_block": + order => "20-${name}-00", + target => '/etc/haproxy/haproxy.cfg', + content => template('haproxy/haproxy_listen_block.erb'), + } + + if $collect_exported { + Haproxy::Balancermember <<| listening_service == $name |>> + } + # else: the resources have been created and they introduced their + # concat fragments. We don't have to do anything about them. +} diff --git a/puppet/modules/haproxy/manifests/params.pp b/puppet/modules/haproxy/manifests/params.pp new file mode 100644 index 00000000..53442ddc --- /dev/null +++ b/puppet/modules/haproxy/manifests/params.pp @@ -0,0 +1,65 @@ +# == Class: haproxy::params +# +# This is a container class holding default parameters for for haproxy class. +# currently, only the Redhat family is supported, but this can be easily +# extended by changing package names and configuration file paths. +# +class haproxy::params { + case $osfamily { + Redhat: { + $global_options = { + 'log' => "${::ipaddress} local0", + 'chroot' => '/var/lib/haproxy', + 'pidfile' => '/var/run/haproxy.pid', + 'maxconn' => '4000', + 'user' => 'haproxy', + 'group' => 'haproxy', + 'daemon' => '', + 'stats' => 'socket /var/lib/haproxy/stats' + } + $defaults_options = { + 'log' => 'global', + 'stats' => 'enable', + 'option' => 'redispatch', + 'retries' => '3', + 'timeout' => [ + 'http-request 10s', + 'queue 1m', + 'connect 10s', + 'client 1m', + 'server 1m', + 'check 10s', + ], + 'maxconn' => '8000' + } + } + Debian: { + $global_options = { + 'log' => "${::ipaddress} local0", + 'chroot' => '/var/lib/haproxy', + 'pidfile' => '/var/run/haproxy.pid', + 'maxconn' => '4000', + 'user' => 'haproxy', + 'group' => 'haproxy', + 'daemon' => '', + 'stats' => 'socket /var/lib/haproxy/stats' + } + $defaults_options = { + 'log' => 'global', + 'stats' => 'enable', + 'option' => 'redispatch', + 'retries' => '3', + 'timeout' => [ + 'http-request 10s', + 'queue 1m', + 'connect 10s', + 'client 1m', + 'server 1m', + 'check 10s', + ], + 'maxconn' => '8000' + } + } + default: { fail("The $::osfamily operating system is not supported with the haproxy module") } + } +} |