cat iphost.txt
n16
172.x
.x.
1
d17
172.x
.x.
2
d18
172.x
.x.
3
cd
/
etc
/
ansible
/
shell
cat iphost.py
import
sys
try
:
import
json
except
ImportError:
import
simplejson as json
def
grouplist():
inventory
=
{}
sfile
=
'/etc/ansible/shell/iphost.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
)
cd
/
etc
/
ansible
/
zookeeper
tree
.
├── hosts
├── roles
│ └── http
│ ├── default
│ ├── files
│ │ ├── java.env
│ │ └── zookeeper.tar.gz
│ ├── handlers
│ ├── meta
│ │ └── test
│ ├── tasks
│ │ ├── main v1.yml
│ │ └── main.yml
│ ├── templates
│ │ └── zoo.cfg
│ └──
vars
│ └── main.yml
└── site.yml
cd
/
etc
/
ansible
/
zookeeper
/
roles
/
http
/
tasks
[root@jk tasks]
main v1.yml main.yml
[root@jk tasks]
-
name: Stop zookeeper
shell: ps
-
ef|grep zookeeper|grep
-
v grep|awk
'{print $2}'
|xargs kill
-
9
>>
/
dev
/
null
2
>&
1
ignore_errors: yes
-
name: Copy zookeeper
copy: src
=
zookeeper.tar.gz dest
=
/
tmp
/
zookeeper.tar.gz owner
=
hadoop group
=
hadoop
-
name: Uncompression
shell: tar zxf
/
tmp
/
zookeeper.tar.gz
-
C
/
home
/
hadoop
/
&& rm
-
rf
/
tmp
/
zookeeper.tar.gz
-
name: Copy env
copy: src
=
java.env dest
=
/
home
/
hadoop
/
zookeeper
/
conf
/
java.env owner
=
hadoop group
=
hadoop
-
name: mkdir
shell: mkdir
/
home
/
hadoop
/
zookeeper
/
data && mkdir
/
home
/
hadoop
/
zookeeper
/
datalog
/
ignore_errors: yes
-
name: Copy zoo.cfg
template: src
=
zoo.cfg dest
=
/
home
/
hadoop
/
zookeeper
/
conf
/
zoo.cfg owner
=
hadoop group
=
hadoop mode
=
0755
-
name: echo myid
shell: echo {{ myid }} >
/
home
/
hadoop
/
zookeeper
/
data
/
myid
-
name: chown
shell: chown
-
R hadoop.hadoop
/
home
/
hadoop
/
zookeeper
-
name: Start zookeeper Service
shell: sudo
-
i
-
u hadoop nohup sh
/
home
/
hadoop
/
zookeeper
/
bin
/
zkServer.sh start &
-
name: wc
shell: cat
/
etc
/
rc.d
/
rc.local|grep zkServer|wc
-
l
register: zookeepers
ignore_errors:
True
-
name: Add Boot Start zookeeper Service
shell: echo
"sudo -i -u hadoop nohup sh /home/hadoop/zookeeper/bin/zkServer.sh start &"
>>
/
etc
/
rc.d
/
rc.local
when: zookeepers.stdout|
int
=
=
0
cd
/
etc
/
ansible
/
zookeeper
/
roles
/
http
/
vars
cat main.yml
ip1:
172.x
.x.
1
ip2:
172.x
.x.
2
ip3:
172.x
.x.
3
安装
ansible
-
playbook
-
i
/
etc
/
ansible
/
shell
/
iphost.py site.yml
-
-
extra
-
vars
"myid=1 host=n16"
ansible
-
playbook
-
i
/
etc
/
ansible
/
shell
/
iphost.py site.yml
-
-
extra
-
vars
"myid=2 host=d17"
ansible
-
playbook
-
i
/
etc
/
ansible
/
shell
/
iphost.py site.yml
-
-
extra
-
vars
"myid=3 host=d18"
用ansible的shell sudo
-
i
-
u hadoop
/
home
/
hadoop
/
zookeeper
/
bin
/
zkServer.sh start
启动zkServer
