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|
class oci::swiftproxy_haproxy(
$swiftproxy_hostname,
$use_ssl,
$haproxy_timeout_http_request,
$haproxy_timeout_queue,
$haproxy_timeout_connect,
$haproxy_timeout_client,
$haproxy_timeout_server,
$haproxy_timeout_check,
$machine_ip,
$machine_hostname,
$pass_haproxy_stats,
$swift_proxy_haproxy_rate_limit,
$swift_proxy_disable_rate_limit,
$api_port,
$net_whitelist,
$all_swiftproxy,
$all_swiftproxy_ip,
$backend_server_type = 'swift', # can be 'swift' or 'radosgw'
$swift_proxy_haproxy_custom_delay_trigger = 100,
$swift_proxy_haproxy_custom_delay_ms = 50,
) {
if $use_ssl {
file { "/etc/haproxy/ssl":
ensure => directory,
owner => 'root',
mode => '0755',
selinux_ignore_defaults => true,
require => Package['haproxy'],
}->
file { "/etc/haproxy/ssl/private":
ensure => directory,
owner => 'root',
mode => '0755',
selinux_ignore_defaults => true,
}->
file { "/etc/haproxy/ssl/private/oci-pki-swiftproxy.pem":
ensure => present,
owner => "haproxy",
source => "/etc/ssl/private/oci-pki-swiftproxy.pem",
selinux_ignore_defaults => true,
mode => '0600',
notify => Service['haproxy'],
}
}
package { 'haproxy-cmd':
ensure => present,
}
if $facts['os']['lsb'] != undef{
$mycodename = $facts['os']['lsb']['distcodename']
}else{
$mycodename = $facts['os']['distro']['codename']
}
if $mycodename == 'stretch' or $mycodename == 'buster' {
# This used to work with haproxy 1.8,
# let's see if we can get rid of it
$haproxy_replace_path = 'reqrep'
$haproxy_replace_head = 'rspirep'
$use_haproxy_21_format = false
}else{
# This works with haproxy >= 2.1
$haproxy_replace_path = 'http-request replace-path'
$haproxy_replace_head = 'http-response replace-header'
$use_haproxy_21_format = true
}
$delay = $swift_proxy_haproxy_custom_delay_ms
file { '/etc/haproxy/custom_delay.lua':
ensure => file,
owner => 'root',
group => 'root',
mode => '0644',
content => template('oci/haproxy_custom_delay.erb'),
notify => Service['haproxy'],
}
class { 'haproxy':
restart_command => 'systemctl reload haproxy',
global_options => {
'tune.bufsize' => '32768',
'log' => '/dev/log local0',
'chroot' => '/var/lib/haproxy',
'pidfile' => '/var/run/haproxy.pid',
'maxconn' => '40960',
'user' => 'haproxy',
'group' => 'haproxy',
'daemon' => '',
'stats' => [
'socket /var/lib/haproxy/stats',
'socket /var/lib/haproxy/admin.sock mode 600 level admin',
'timeout 30s'
],
'nbthread' => '8',
'ssl-default-bind-ciphers' => 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256',
'ssl-default-bind-options' => 'no-sslv3 no-tlsv10 no-tlsv11 no-tls-tickets',
'ssl-default-server-ciphers' => 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256',
'ssl-default-server-options' => 'no-sslv3 no-tlsv10 no-tlsv11 no-tls-tickets',
'lua-load' => '/etc/haproxy/custom_delay.lua'
},
defaults_options => {
'log' => 'global',
'mode' => 'http',
'retries' => '3',
'maxconn' => '40960',
'timeout' => [
"http-request ${haproxy_timeout_http_request}",
"queue ${haproxy_timeout_queue}",
"connect ${haproxy_timeout_connect}",
"client ${haproxy_timeout_client}",
"server ${haproxy_timeout_server}",
"check ${haproxy_timeout_check}",
],
'option' => [
'httplog',
'logasap',
'accept-invalid-http-response',
],
},
merge_options => false,
}->
haproxy::listen { 'hapstats':
section_name => 'statshttp',
bind => { "${machine_ip}:8088" => 'user root'},
mode => 'http',
options => {
'stats' => [ 'uri /', "auth admin:${pass_haproxy_stats}", 'refresh 15', 'admin if TRUE', 'realm Haproxy Statistics', ],
},
}
$swift_proxy_haproxy_rate_limit_real = $swift_proxy_haproxy_rate_limit * 10
file { '/etc/haproxy/s3_blacklist.map':
ensure => 'present',
replace => 'no', # Do not overwrite any manual change, as this file is for manual customization.
content => '#Account_s3',
mode => '0644',
}
file { '/etc/haproxy/swift_blacklist.map':
ensure => 'present',
replace => 'no', # Do not overwrite any manual change, as this file is for manual customization.
content => '#Account_path_Swift exemple
/object/v1/AUTH_7060a6f3dfaf6a698553658dac2b512f',
}
# Global frontend for all services with dispatch depending on the URL
if $swift_proxy_disable_rate_limit {
haproxy::frontend { 'openstackfe':
mode => 'http',
bind => { ":::${api_port}" => ['v4v6 ssl', 'crt', '/etc/haproxy/ssl/private/oci-pki-swiftproxy.pem', 'crt', '/etc/haproxy/ssl/private/'] },
options => [
{ 'acl' => 'url_swift path_beg -i /object'},
{ 'use_backend' => 'swiftbe if url_swift'},
{ 'use_backend' => 'swiftbe_always'},
# Set HSTS (63072000 seconds = 2 years)
{ 'http-response' => 'set-header Strict-Transport-Security max-age=63072000'},
{ 'option' => [
'httplog',
'logasap',
],
}
]
}
} else {
$haproxy_network_whitelist = $net_whitelist.join(' ')
file { '/etc/haproxy/ratelimit_paths.map':
ensure => 'present',
replace => 'no', # Do not overwrite any manual change, as this file is for manual customization.
content => '# Example path for Swift API:
/object/v1/AUTH_7060a6f3dfaf6a698553658dac2b512f
# S3 example:
/default/Containername/
',
mode => '0644',
}
~> file { '/etc/haproxy/ratelimit_bypass_paths.map':
ensure => 'present',
replace => 'no', # Do not overwrite any manual change, as this file is for manual customization.
content => '# Example path for Swift API:
#Path
AUTH_a148daf606a03800ddc401e830bc48f3/Containername
',
mode => '0644',
}
~> haproxy::frontend { 'openstackfe':
mode => 'http',
bind => { ":::${api_port}" => ['v4v6 ssl', 'crt', '/etc/haproxy/ssl/private/oci-pki-swiftproxy.pem', 'crt', '/etc/haproxy/ssl/private/'] },
options => [
{'acl' => "network_allowed src ${haproxy_network_whitelist}"},
{'stick-table' => 'type ip size 10k expire 30s store http_req_rate(10s)'},
{'acl rate_limit_acl' => 'path_beg -f /etc/haproxy/ratelimit_paths.map'},
{'acl rate_limit_bypass_acl' => 'path_beg -f /etc/haproxy/ratelimit_bypass_paths.map'},
{'acl s3_blacklist' => 'req.hdrs -m sub -f /etc/haproxy/s3_blacklist.map'},
{'acl swift_blacklist' => 'path_beg -f /etc/haproxy/swift_blacklist.map'},
{'http-request' => 'track-sc0 src'},
{'http-request' => 'lua.delay_request if rate_limit_acl !network_allowed'},
{'http-request' => "lua.delay_request if { sc_http_req_rate(0) gt ${swift_proxy_haproxy_custom_delay_trigger} } !rate_limit_bypass_acl !network_allowed"},
{'http-request' => "deny deny_status 429 if { sc_http_req_rate(0) gt ${swift_proxy_haproxy_rate_limit_real} } !network_allowed"},
{'http-request' => "deny deny_status 503 content-type text/html string '<p>Backend S3 maintenance</p>' if s3_blacklist"},
{'http-request' => "deny deny_status 503 content-type text/html string '<p>Backend Swift maintenance</p>' if swift_blacklist"},
{ 'acl' => 'url_swift path_beg -i /object'},
{ 'use_backend' => 'swiftbe if url_swift'},
{ 'use_backend' => 'swiftbe_always'},
# Set HSTS (63072000 seconds = 2 years)
{ 'http-response' => 'set-header Strict-Transport-Security max-age=63072000'},
{ 'option' => [
'httplog',
'logasap',
],
}
]
}
}
if $backend_server_type == 'swift' {
$backend_server_port = 8080
# This backend + backend-member is for the /object version, as
# advertized in our endpoints.
if $use_haproxy_21_format {
$tweak_path_object = '^/object/?(.*) /\1'
}else{
$tweak_path_object = '^([^\ ]*\ /)object[/]?(.*) \1\2'
}
haproxy::backend { 'swiftbe':
options => [
{ 'option' => 'httpchk GET /healthcheck' },
{ 'option' => 'forwardfor' },
{ 'mode' => 'http' },
{ 'balance' => 'source' },
{ $haproxy_replace_path => $tweak_path_object},
],
}
# This backend + backend-member is for without the /object version, as
# per what will S3 clients use.
haproxy::backend { 'swiftbe_always':
options => [
{ 'option' => 'httpchk GET /healthcheck' },
{ 'option' => 'forwardfor' },
{ 'mode' => 'http' },
{ 'balance' => 'source' },
],
}
} elsif $backend_server_type == 'radosgw' {
$backend_server_port = 7480
if $use_haproxy_21_format {
$tweak_path_object = '^/object/?(.*) /swift/\1'
}else{
$tweak_path_object = '^([^\ ]*\ /)object[/]?(.*) \1/swift\2'
}
haproxy::backend { 'swiftbe':
options => [
{ 'option' => 'httpchk' },
{ 'http-check' => 'send meth HEAD' },
{ 'http-check' => 'expect rstatus 200|405' },
{ 'option' => 'forwardfor' },
{ 'mode' => 'http' },
{ 'balance' => 'roundrobin' },
{ $haproxy_replace_path => $tweak_path_object },
],
}
haproxy::backend { 'swiftbe_always':
options => [
{ 'option' => 'httpchk' },
{ 'http-check' => 'send meth HEAD' },
{ 'http-check' => 'expect rstatus 200|405' },
{ 'option' => 'forwardfor' },
{ 'mode' => 'http' },
{ 'balance' => 'roundrobin' },
],
}
} else {
fatal("unsupported backend_server_type '$backend_server_type'")
}
haproxy::balancermember { 'swiftbm':
listening_service => 'swiftbe',
ipaddresses => [ $machine_ip ],
server_names => [ $machine_hostname ],
ports => $backend_server_port,
options => 'check',
}
$other_swift_proxies = $all_swiftproxy - $machine_hostname
$other_swift_proxies_ip = $all_swiftproxy_ip - $machine_ip
haproxy::balancermember { 'swiftbmbackup':
listening_service => 'swiftbe',
ipaddresses => $other_swift_proxies_ip,
server_names => $other_swift_proxies,
ports => $backend_server_port,
options => "check backup",
}
haproxy::balancermember { 'swiftbm_always':
listening_service => 'swiftbe_always',
ipaddresses => [ $machine_ip ],
server_names => [ $machine_hostname ],
ports => $backend_server_port,
options => 'check',
}
# Other swift if the local machine one fails.
haproxy::balancermember { 'swiftbm_alwaysbackup':
listening_service => 'swiftbe_always',
ipaddresses => $other_swift_proxies_ip,
server_names => $other_swift_proxies,
ports => $backend_server_port,
options => "check backup",
}
# update Rsyslog HAProxy priority to avoid log mess between HAProxy & Swift proxy
exec { 'move-haproxy-rsyslog-priority':
command => 'cp /etc/rsyslog.d/49-haproxy.conf /etc/rsyslog.d/15-haproxy.conf',
onlyif => 'test -e /etc/rsyslog.d/49-haproxy.conf',
creates => '/etc/rsyslog.d/15-haproxy.conf',
path => ['/bin', '/usr/bin', '/sbin', '/usr/sbin'],
}
exec { 'remove-default-configuration':
command => 'rm /etc/rsyslog.d/49-haproxy.conf',
onlyif => 'test -e /etc/rsyslog.d/49-haproxy.conf',
path => ['/bin', '/usr/bin', '/sbin', '/usr/sbin'],
notify => Service['rsyslog'],
}
}
|
