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Add HAProxy role. Fixes #4

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genofire 2020-10-03 02:30:41 +02:00
parent 45f8337144
commit 276cff4373
14 changed files with 340 additions and 0 deletions
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8
haproxy.yml Normal file
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@ -0,0 +1,8 @@
---
- hosts:
- emma
become: yes
roles:
- haproxy

34
host_vars/emma.ccchb.de
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@ -1,4 +1,23 @@
---
haproxy_v4: 176.9.59.104
haproxy_v6: 2a01:4f8:150:926f::2
haproxy_http:
- host: 'ccchb.de'
addr: '2a01:238:4246:1e00:2207:546f:6a47:6050'
- host: 'www.ccchb.de'
addr: '2a01:238:4246:1e00:2207:546f:6a47:6050'
- host: 'cloud.ccchb.de'
addr: '2a01:4f8:150:926f::5'
haproxy_https:
- host: 'ccchb.de'
addr: '2a01:238:4246:1e00:2207:546f:6a47:6050'
- host: 'www.ccchb.de'
addr: '2a01:238:4246:1e00:2207:546f:6a47:6050'
- host: 'cloud.ccchb.de'
addr: '2a01:4f8:150:926f::5'
bhyve_ipv4: 10.0.0.0
bhyve_ipv6: 2a01:4f8:150:926f::4
bhyve_pool: emma
@ -87,3 +106,18 @@ bhyve_guests:
volsize: 64g
volblocksize: 64k
primarycache: metadata
- name: docloc-irc
index: 5
enabled: true
ram: 1G
cpus: 1
image: debian-10.5.0-amd64-netinst.iso
order:
- DISKS
disks:
- name: disk
properties:
volsize: 32g
volblocksize: 64k
primarycache: metadata

11
roles/haproxy/handlers/main.yml Normal file
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@ -0,0 +1,11 @@
---
- name: Reload s6-rc
service:
name: s6-rc
state: reloaded
- name: Restart HAProxy
command: s6-svc -t /run/service/haproxy
- name: Reload HAProxy
command: s6-svc -2 /run/service/haproxy

155
roles/haproxy/tasks/main.yml Normal file
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@ -0,0 +1,155 @@
---
- name: Install HAProxy
package:
name: haproxy
state: present
notify:
- Restart HAProxy
- name: Create HAProxy group
group:
name: haproxy
gid: 20001
notify:
- Restart HAProxy
- name: Create HAProxy user
user:
name: haproxy
uid: 20001
group: haproxy
create_home: no
home: /var/empty
notify:
- Restart HAProxy
- name: Create HAProxy service directories
file:
path: '/etc/s6-rc/service/{{ item }}'
state: directory
owner: root
group: wheel
mode: 0755
with_items:
- haproxy
- haproxy/env
- haproxy/data
- haproxy-log
- haproxy-log/env
- name: Generate HAProxy service scripts
template:
dest: '/etc/s6-rc/service/{{ item }}'
src: '{{ item }}.j2'
mode: 0555
owner: root
group: wheel
with_items:
- haproxy/run
- haproxy/finish
- haproxy/data/check
- haproxy-log/run
- haproxy-log/finish
notify:
- Reload s6-rc
- Restart HAProxy
- name: Generate HAProxy service configuration
copy:
dest: '/etc/s6-rc/service/{{ item.name }}'
content: '{{ item.content }}'
mode: 0444
owner: root
group: wheel
loop_control:
label: '{{ item.name }} = {{ item.content }}'
notify:
- Reload s6-rc
- Restart HAProxy
with_items:
- name: haproxy/type
content: longrun
- name: haproxy/notification-fd
content: 3
- name: haproxy/producer-for
content: haproxy-log
- name: haproxy/env/NAME
content: haproxy
- name: haproxy/env/PATH
content: /sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin:/root/bin
- name: haproxy/env/BIND_V4
content: '{{ haproxy_v4 }}'
- name: haproxy/env/BIND_V6
content: '{{ haproxy_v6 }}'
- name: haproxy-log/type
content: longrun
- name: haproxy-log/notification-fd
content: 3
- name: haproxy-log/consumer-for
content: haproxy
- name: haproxy-log/env/NAME
content: haproxy
- name: haproxy-log/env/PATH
content: /sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin:/root/bin
- name: haproxy-log/env/MODE
content: '750'
- name: haproxy-log/env/USER
content: s6-log
- name: haproxy-log/env/GROUP
content: s6-log
- name: haproxy-log/env/DIR
content: /var/log/haproxy
- name: Create HAProxy configuration directory
file:
path: /usr/local/etc/haproxy
state: directory
owner: root
group: wheel
mode: 0755
- name: Configure HAProxy
template:
dest: '/usr/local/etc/haproxy/{{ item }}'
src: '{{ item }}.j2'
owner: root
group: wheel
mode: 0444
notify:
- Reload HAProxy
with_items:
- defaults.cfg
- global.cfg
- http.cfg
- name: Config HAProxy HTTP backends
template:
dest: '/usr/local/etc/haproxy/http_{{ item.host }}.cfg'
src: http_host.cfg.j2
owner: root
group: wheel
mode: 0444
notify:
- Reload HAProxy
with_items: '{{ haproxy_http }}'
- name: Enable HAProxy HTTP backends
lineinfile:
path: /usr/local/etc/haproxy/http.map
regex: '^{{ item.host }} '
line: '{{ item.host }} http_{{ item.host }}'
notify:
- Reload HAProxy
with_items: '{{ haproxy_http }}'
- name: Make sure the http map exists
command: env touch /usr/local/etc/haproxy/http.map
args:
creates:
/usr/local/etc/haproxy/http.map
notify:
- Reload HAProxy
- name: Flush handlers
meta: flush_handlers

14
roles/haproxy/templates/defaults.cfg.j2 Normal file
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@ -0,0 +1,14 @@
# {{ ansible_managed }}
defaults
log global
mode http
option httplog
option clitcpka
option srvtcpka
timeout client 30s
timeout server 30s
timeout connect 5s

7
roles/haproxy/templates/global.cfg.j2 Normal file
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@ -0,0 +1,7 @@
# {{ ansible_managed }}
global
chroot /var/empty
log stdout format raw local0 info
user haproxy
group haproxy

13
roles/haproxy/templates/haproxy-log/finish.j2 Normal file
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@ -0,0 +1,13 @@
#!/usr/local/bin/execlineb -S2
# {{ ansible_managed }}
s6-envdir ./env
multisubstitute {
importas -i -u NAME NAME
}
fdmove -c 1 2
ifelse { test "${1}" -eq 0 } {
echo "${NAME}: Stopped."
}
echo "${NAME}: Failed with exit status (${1}, ${2})."

30
roles/haproxy/templates/haproxy-log/run.j2 Normal file
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@ -0,0 +1,30 @@
#!/usr/local/bin/execlineb
# {{ ansible_managed }}
s6-envdir ./env
multisubstitute {
importas -i -u NAME NAME
importas -i -u USER USER
importas -i -u GROUP GROUP
importas -i -u MODE MODE
importas -i -u DIR DIR
}
foreground { fdmove -c 1 2 echo "${NAME} log: Starting." }
ifelse -n { install -d -o "${USER}" -g "${GROUP}" -m "${MODE}" "$DIR" } {
foreground { fdmove -c 1 2 echo "${NAME} log: Failed to create logging directory." }
false
}
ifelse -n { fdmove 1 3 echo } {
foreground { fdmove -c 1 2 echo "${NAME} log: Failed to signal readiness." }
false
}
foreground { fdmove -c 1 2 echo "${NAME} log: Ready." }
fdmove -c 2 1
s6-envuidgid $USER
s6-log T $DIR

18
roles/haproxy/templates/haproxy/data/check.j2 Normal file
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@ -0,0 +1,18 @@
#!/usr/local/bin/execlineb -P
# {{ ansible_managed }}
s6-envdir ./env
multisubstitute {
importas -i -u NAME NAME
}
ifelse {
redirfd -w 1 /dev/null
fdmove -c 2 1
pipeline { echo quit } nc -U /var/run/haproxy.master
} {
foreground { fdmove -c 1 2 echo "${NAME}: Ready." }
true
}
foreground { fdmove -c 1 2 echo "${NAME}: Poll." }
false

13
roles/haproxy/templates/haproxy/finish.j2 Normal file
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@ -0,0 +1,13 @@
#!/usr/local/bin/execlineb -S2
# {{ ansible_managed }}
s6-envdir ./env
multisubstitute {
importas -i -u NAME NAME
}
fdmove -c 1 2
ifelse { test "${1}" -eq 0 } {
echo "${NAME}: Stopped."
}
echo "${NAME}: Failed with exit status (${1}, ${2})."

13
roles/haproxy/templates/haproxy/run.j2 Normal file
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@ -0,0 +1,13 @@
#!/usr/local/bin/execlineb -P
# {{ ansible_managed }}
s6-envdir ./env
multisubstitute {
importas -i -u NAME NAME
}
foreground { fdmove -c 1 2 echo "${NAME}: Starting." }
s6-notifyoncheck -d -w 100 -n 70
fdmove -c 2 1
haproxy -W -S /var/run/haproxy.master,uid,0,gid,0,mode,0600 -db -- /usr/local/etc/haproxy

6
roles/haproxy/templates/http.cfg.j2 Normal file
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@ -0,0 +1,6 @@
frontend http
log global
bind ${BIND_V4}:80
bind ${BIND_V6}:80
use_backend %[req.hdr(host),lower,map(/usr/local/etc/haproxy/http.map)]

4
roles/haproxy/templates/http_host.cfg.j2 Normal file
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@ -0,0 +1,4 @@
# {{ ansible_managed }}
backend http_{{ item.host }}
server {{ item.host }} {{ item.addr }}:{{ item.port | default("80") }}

14
roles/haproxy/vars/main.yml Normal file
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@ -0,0 +1,14 @@
---
haproxy_s6_dirs:
- haproxy-a
- haproxy-a/env
- haproxy-a/data
- haproxy-b
- haproxy-b/env
- haproxy-b/data
haproxy_s6_templates:
- run
- finish
- data/check