参考https://segmentfault.com/a/1190000008459574
group_vars
mkdir -p group_vars/dev group_vars/prod
touch group_vars/dev/nginx.yml group_vars/prod/nginx.yml
├── nginx.yml
├── named.conf.j1
├── named.conf.j2
└── nginx
└── tasks
└── main.yml
cat group_vars/dev/nginx.yml
nginx: 172.1.1.1
ip:
api: ['172.1.1.126:8080']
vim nginx.yml
- hosts: "` nginx `"
remote_user: root
gather_facts: no
vars_files:
- foo.yml
tasks:
- name: copy
template: dest=/tmp/`item`.`key`.conf src=/etc/ansible/test1/named.conf.j2 force=yes
with_dict: "` ip `"
- name: copy
template: dest=/tmp/`item`.`key`.conf src=/etc/ansible/test1/named.conf.j1 force=yes
with_dict: "` ip `"
├── named.conf.j1
├── named.conf.j2
(./set
upstream ` item`.`key ` {
{% for key in item.value %}
` key ` weight=1;
{% endfor %}
check interval=2000 rise=2 fall=2 timeout=1000 type=http;
check_http_send "GET / HTTP/1.0\r\n\r\n";
check_http_expect_alive http_2xx http_3xx;
}
---
./conf
server {
listen 80;
server_name `item`.`key`.com;
location / {
proxy_next_upstream http_500 http_502 http_503 http_504 error timeout invalid_header;
proxy_pass http://`item`.`key`;
}
}
)
|
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cat
/
etc
/
ansible
/
test.py
import
sys
try
:
import
json
except
ImportError:
import
simplejson as json
def
grouplist():
inventory
=
{}
sfile
=
'/etc/ansible/books.txt'
with
open
(sfile,
'rb'
) as f:
for
i
in
f.readlines():
group
=
i.strip().split()[
0
]
name
=
i.strip().split()[
1
]
if
not
group
in
inventory:
inventory[group]
=
{
'hosts'
: []
}
inventory[group][
'hosts'
].append(name)
print
json.dumps(inventory, indent
=
4
)
def
hostinfo(name):
vars
=
{}
vars
=
{
'admin'
:
'Jane Jolie'
,
'datacenter'
:
1
}
print
json.dumps(
vars
, indent
=
4
)
if
__name__
=
=
'__main__'
:
if
len
(sys.argv)
=
=
2
and
(sys.argv[
1
]
=
=
'--list'
):
grouplist()
elif
len
(sys.argv)
=
=
3
and
(sys.argv[
1
]
=
=
'--host'
):
hostinfo(sys.argv[
2
])
else
:
print
"Usage: %s --list or --host <hostname>"
%
sys.argv[
0
]
sys.exit(
1
)
|
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|
cat
/
etc
/
ansible
/
foo.py
#!/usr/bin/env python
# -*- coding: utf-8 -*-
import
ConfigParser
import
string, os, sys,json
import
yaml
'''
vim books.txt
api 172.1.1.126 dev 8005 8080 api bj5
pf 172.1.1.127 prod 8006 8081 pf bj02
'''
'''
生成的foo.yml
ip:
api: ['172.1.1.126:8080']
'''
def
ynameconf():
sfile
=
'books.txt'
stagedict
=
{}
with
open
(sfile,
'rb'
) as f:
for
i
in
f.readlines():
inventory
=
{}
ip
=
i.strip().split()[
1
]
yname
=
i.strip().split()[
5
]
# 域名
stage
=
i.strip().split()[
2
]
if
stage
not
in
stagedict:
if
not
yname
in
inventory:
inventory[yname]
=
[]
port
=
i.strip().split()[
4
]
ipport
=
ip
+
":"
+
port
inventory[yname].append(ipport)
stagedict[stage]
=
inventory
print
stagedict
elif
stage
in
stagedict:
dict1
=
stagedict[stage]
if
not
yname
in
inventory:
inventory[yname]
=
[]
port
=
i.strip().split()[
4
]
ipport
=
ip
+
":"
+
port
inventory[yname].append(ipport)
dict2
=
inventory
newdict
=
dict
(dict1.items()
+
dict2.items())
stagedict[stage]
=
newdict
f.close()
return
stagedict
def
ynameParser(stage,
file
):
# cf = ConfigParser.ConfigParser()
ynameyname
=
ynameconf()
# print ynameyname
# devstage = ynameyname[stage]
# jsObj = json.dumps(devstage)
# fileObject = open(file, 'w')
# fileObject.write(jsObj)
# fileObject.close()
print
type
(jsObj)
fileObject
=
open
(
file
,
'w'
)
dataMap
=
{
"ip"
: jsObj}
yaml.dump(dataMap, fileObject)
'''
for k,v in ynameyname.iteritems():
general=k
cf.add_section(general)
cf.set(general, "pro_dir", k)
for i in range(len(v)):
ips="ip"+str(i+1)
cf.set(general,ips, v[i])
# cf.set(k, ','.join(v))
cf.write(open("vhost.fact", "w"))
'''
if
__name__
=
=
'__main__'
:
list2
=
[
"foo.yml"
,
"foo2.yml"
]
list1
=
[
"dev"
,
"prod"
]
for
(stage,
file
)
in
zip
(list1, list2):
ynameParser(stage,
file
)
|
使用
python foo.py
ansible-playbook -i /etc/ansible/test.py nginx.yml
后者
- hosts: nginx
remote_user: root
gather_facts: no
vars:
ipall: {'api':['172.1.1.2'],'api3':['172.1.1.1']}
tasks:
- name: get
set_fact:
iplist: "{{ lookup('file', '/etc/ansible/foo.txt') }}"
- name: copy
template: dest=/usr/local/tengine/conf/SET/`item`.`key`.conf src=/etc/ansible/named.conf.j2 force=yes
with_dict: iplist
- name: copy
template: dest=/usr/local/tengine/conf/conf.d/`item`.`key`.conf src=/etc/ansible/named.conf.j1 force=yes
with_dict: iplist
