# -*- coding: utf-8 -*-
from ansible.inventory.group import Group
from ansible.inventory.host import Host
from ansible.inventory import Inventory
from ansible.runner import Runner
from ansible.playbook import PlayBook
from ansible import callbacks
from ansible import utils
from passlib.hash import sha512_crypt
from utils import get_rand_pass
import os.path
API_DIR = os.path.dirname(os.path.abspath(__file__))
ANSIBLE_DIR = os.path.join(API_DIR, 'playbooks')
class AnsibleError(StandardError):
"""
the base AnsibleError which contains error(required),
data(optional) and message(optional).
存储所有Ansible 异常对象
"""
def __init__(self, error, data='', message=''):
super(AnsibleError, self).__init__(message)
self.error = error
self.data = data
self.message = message
class CommandValueError(AnsibleError):
"""
indicate the input value has error or invalid.
the data specifies the error field of input form.
输入不合法 异常对象
"""
def __init__(self, field, message=''):
super(CommandValueError, self).__init__('value:invalid', field, message)
class MyInventory(object):
"""
this is my ansible inventory object.
"""
def __init__(self, resource):
"""
resource的数据格式是一个列表字典，比如
{
"group1": {
"hosts": [{"hostname": "10.10.10.10", "port": "22", "username": "test", "password": "mypass"}, ...],
"vars": {"var1": value1, "var2": value2, ...}
}
}
如果你只传入1个列表，这默认该列表内的所有主机属于my_group组,比如
[{"hostname": "10.10.10.10", "port": "22", "username": "test", "password": "mypass"}, ...]
"""
self.resource = resource
self.inventory = Inventory()
self.gen_inventory()
def add_group(self, hosts, groupname, groupvars=None):
"""
add hosts to a group
"""
my_group = Group(name=groupname)
# if group variables exists, add them to group
if groupvars:
for key, value in groupvars.iteritems():
my_group.set_variable(key, value)
# add hosts to group
for host in hosts:
# set connection variables
hostname = host.get("hostname")
hostport = host.get("port")
username = host.get("username")
password = host.get("password")
my_host = Host(name=hostname, port=hostport)
my_host.set_variable('ansible_ssh_host', hostname)
my_host.set_variable('ansible_ssh_port', hostport)
my_host.set_variable('ansible_ssh_user', username)
my_host.set_variable('ansible_ssh_pass', password)
# set other variables
for key, value in host.iteritems():
if key not in ["hostname", "port", "username", "password"]:
my_host.set_variable(key, value)
# add to group
my_group.add_host(my_host)
self.inventory.add_group(my_group)
def gen_inventory(self):
"""
add hosts to inventory.
"""
if isinstance(self.resource, list):
self.add_group(self.resource, 'my_group')
elif isinstance(self.resource, dict):
for groupname, hosts_and_vars in self.resource.iteritems():
self.add_group(hosts_and_vars.get("hosts"), groupname, hosts_and_vars.get("vars"))
class Command(MyInventory):
"""
this is a command object for parallel execute command.
"""
def __init__(self, *args, **kwargs):
super(Command, self).__init__(*args, **kwargs)
self.results = ''
def run(self, command, module_name="command", timeout=5, forks=10, group='my_group'):
"""
run command from andible ad-hoc.
command : 必须是一个需要执行的命令字符串， 比如
'uname -a'
"""
if module_name not in ["raw", "command", "shell"]:
raise CommandValueError("module_name",
"module_name must be of the 'raw, command, shell'")
hoc = Runner(module_name=module_name,
module_args=command,
timeout=timeout,
inventory=self.inventory,
subset=group,
forks=forks
)
self.results = hoc.run()
if self.stdout:
return {"ok": self.stdout}
else:
msg = []
if self.stderr:
msg.append(self.stderr)
if self.dark:
msg.append(self.dark)
return {"failed": msg}
@property
def raw_results(self):
"""
get the ansible raw results.
"""
return self.results
@property
def exec_time(self):
"""
get the command execute time.
"""
result = {}
all = self.results.get("contacted")
for key, value in all.iteritems():
result[key] = {
"start": value.get("start"),
"end" : value.get("end"),
"delta": value.get("delta"),}
return result
@property
def stdout(self):
"""
get the comamnd standard output.
"""
result = {}
all = self.results.get("contacted")
for key, value in all.iteritems():
result[key] = value.get("stdout")
return result
@property
def stderr(self):
"""
get the command standard error.
"""
result = {}
all = self.results.get("contacted")
for key, value in all.iteritems():
result[key] = {
"stderr": value.get("stderr"),
"warnings": value.get("warnings"),}
return result
@property
def dark(self):
"""
get the dark results.
"""
return self.results.get("dark")
class Tasks(Command):
"""
this is a tasks object for include the common command.
"""
def __init__(self, *args, **kwargs):
super(Tasks, self).__init__(*args, **kwargs)
def __run(self, module_args, module_name="command", timeout=5, forks=10, group='my_group'):
"""
run command from andible ad-hoc.
command : 必须是一个需要执行的命令字符串， 比如
'uname -a'
"""
hoc = Runner(module_name=module_name,
module_args=module_args,
timeout=timeout,
inventory=self.inventory,
subset=group,
forks=forks
)
self.results = hoc.run()
@property
def msg(self):
"""
get the contacted and dark msg
"""
msg = {}
for result in ["contacted", "dark"]:
all = self.results.get(result)
for key, value in all.iteritems():
if value.get("msg"):
msg[key] = value.get("msg")
return msg
def push_key(self, user, key_path):
"""
push the ssh authorized key to target.
"""
module_args = 'user="%s" key="{{ lookup("file", "%s") }}"' % (user, key_path)
self.__run(module_args, "authorized_key")
return {"status": "failed","msg": self.msg} if self.msg else {"status": "ok"}
def push_multi_key(self, **user_info):
"""
push multi key
:param user_info:
:return:
"""
ret_failed = []
ret_success = []
for user, key_path in user_info.iteritems():
ret = self.push_key(user, key_path)
if ret.get("status") == "ok":
ret_success.append(ret)
if ret.get("status") == "failed":
ret_failed.append(ret)
if ret_failed:
return {"status": "failed", "msg": ret_failed}
else:
return {"status": "success", "msg": ret_success}
def del_key(self, user, key_path):
"""
push the ssh authorized key to target.
"""
module_args = 'user="%s" key="{{ lookup("file", "%s") }}" state="absent"' % (user, key_path)
self.__run(module_args, "authorized_key")
return {"status": "failed","msg": self.msg} if self.msg else {"status": "ok"}
def add_user(self, username, password):
"""
add a host user.
"""
encrypt_pass = sha512_crypt.encrypt(password)
module_args = 'name=%s shell=/bin/bash password=%s' % (username, encrypt_pass)
self.__run(module_args, "user")
return {"status": "failed","msg": self.msg} if self.msg else {"status": "ok"}
def add_multi_user(self, **user_info):
"""
add multi user
:param user_info: keyword args
{username: password}
:return:
"""
ret_success = []
ret_failed = []
for user, password in user_info.iteritems():
ret = self.add_user(user, password)
if ret.get("status") == "ok":
ret_success.append(ret)
if ret.get("status") == "failed":
ret_failed.append(ret)
if ret_failed:
return {"status": "failed", "msg": ret_failed}
else:
return {"status": "success", "msg": ret_success}
def del_user(self, username):
"""
delete a host user.
"""
module_args = 'name=%s state=absent remove=yes move_home=yes force=yes' % (username)
self.__run(module_args, "user")
return {"status": "failed","msg": self.msg} if self.msg else {"status": "ok"}
def add_init_users(self):
"""
add initail users: SA, DBA, DEV
"""
results = {}
action = results["action_info"] = {}
users = {"SA": get_rand_pass(), "DBA": get_rand_pass(), "DEV": get_rand_pass()}
for user, password in users.iteritems():
ret = self.add_user(user, password)
action[user] = ret
results["user_info"] = users
return results
def del_init_users(self):
"""
delete initail users: SA, DBA, DEV
"""
results = {}
action = results["action_info"] = {}
for user in ["SA", "DBA", "DEV"]:
ret = self.del_user(user)
action[user] = ret
return results
def get_host_info(self):
"""
use the setup module get host informations
:return:
all_ip is list
processor_count is int
system_dist_version is string
system_type is string
disk is dict (device_name: device_size}
system_dist is string
processor_type is string
default_ip is string
hostname is string
product_sn is string
memory_total is int (MB)
default_mac is string
product_name is string
"""
self.__run('', 'setup')
result = {}
all = self.results.get("contacted")
for key, value in all.iteritems():
setup =value.get("ansible_facts")
# get disk informations
disk_all = setup.get("ansible_devices")
disk_need = {}
for disk_name, disk_info in disk_all.iteritems():
if disk_name.startswith('sd') or disk_name.startswith('hd'):
disk_need[disk_name] = disk_info.get("size")
result[key] = {
"all_ip": setup.get("ansible_all_ipv4_addresses"),
"hostname" : setup.get("ansible_hostname" ),
"default_ip": setup.get("ansible_default_ipv4").get("address"),
"default_mac": setup.get("ansible_default_ipv4").get("macaddress"),
"product_name": setup.get("ansible_product_name"),
"processor_type": ' '.join(setup.get("ansible_processor")),
"processor_count": setup.get("ansible_processor_count"),
"memory_total": setup.get("ansible_memtotal_mb"),
"disk": disk_need,
"system_type": setup.get("ansible_system"),
"system_dist": setup.get("ansible_distribution"),
"system_dist_verion": setup.get("ansible_distribution_major_version"),
"product_sn": setup.get("ansible_product_serial")
}
return {"status": "failed", "msg": self.msg} if self.msg else {"status": "ok", "result": result}
class CustomAggregateStats(callbacks.AggregateStats):
"""
Holds stats about per-host activity during playbook runs.
"""
def __init__(self):
super(CustomAggregateStats, self).__init__()
self.results = []
def compute(self, runner_results, setup=False, poll=False,
ignore_errors=False):
"""
Walk through all results and increment stats.
"""
super(CustomAggregateStats, self).compute(runner_results, setup, poll,
ignore_errors)
self.results.append(runner_results)
def summarize(self, host):
"""
Return information about a particular host
"""
summarized_info = super(CustomAggregateStats, self).summarize(host)
# Adding the info I need
summarized_info['result'] = self.results
return summarized_info
class MyPlaybook(MyInventory):
"""
this is my playbook object for execute playbook.
"""
def __init__(self, *args, **kwargs):
super(MyPlaybook, self).__init__(*args, **kwargs)
def run(self, playbook_relational_path, extra_vars=None):
"""
run ansible playbook,
only surport relational path.
"""
stats = callbacks.AggregateStats()
playbook_cb = callbacks.PlaybookCallbacks(verbose=utils.VERBOSITY)
runner_cb = callbacks.PlaybookRunnerCallbacks(stats, verbose=utils.VERBOSITY)
playbook_path = os.path.join(ANSIBLE_DIR, playbook_relational_path)
pb = PlayBook(
playbook = playbook_path,
stats = stats,
callbacks = playbook_cb,
runner_callbacks = runner_cb,
inventory = self.inventory,
extra_vars = extra_vars,
check=False)
self.results = pb.run()
@property
def raw_results(self):
"""
get the raw results after playbook run.
"""
return self.results
class App(MyPlaybook):
"""
this is a app object for inclue the common playbook.
"""
def __init__(self, *args, **kwargs):
super(App, self).__init__(*args, **kwargs)
if __name__ == "__main__":
pass
# resource = {
# "group1": {
# "hosts": [{"hostname": "127.0.0.1", "port": "22", "username": "root", "password": "xxx"},],
# "vars" : {"var1": "value1", "var2": "value2"},
# },
# }
# command = Command(resource)
# print command.run("who", group="group1")
# resource = [{"hostname": "192.168.10.148", "port": "22", "username": "root", "password": "xxx"}]
# task = Tasks(resource)
# print task.get_host_info()
# playbook = MyPlaybook(resource)
# playbook.run('test.yml')
# print playbook.raw_results
# task = Tasks(resource)
# print task.add_user('test', 'mypass')
# print task.del_user('test')
# print task.push_key('root', '/root/.ssh/id_rsa.pub')
# print task.del_key('root', '/root/.ssh/id_rsa.pub')
# task = Tasks(resource)
# print task.add_init_users()
# print task.del_init_users()