使用Python脚本创建zabbix screen（聚合图形）

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最近测试了一篇文章《使用 zabbix api 创建 screen》，然后下载脚本进行测式，发现二个问题：

1. 不支持 3.x 版本。

2. 添加的 screen 的主机名称不是按顺序排列，不方便查询。

便自己修改了一下，让支持 zabbix3.x 版本，并输出的 screen(聚合图形) 按机器名称排列。

#!/bin/env Python
import json
import urllib2
import argparse
import re

re_digits = re.compile(r'(\d+)’)

def emb_numbers(s):
pieces=re_digits.split(s)
pieces[1::2]=map(int,pieces[1::2])
return pieces

def sort_strings_with_emb_numbers2(alist):
return sorted(alist, key=emb_numbers)

def requestjson(url, values):
data = json.dumps(values)
req = urllib2.Request(url, data, {‘Content-Type’: ‘application/json-rpc’})
res = urllib2.urlopen(req, data)
output = json.loads(res.read())

return output

def authenticate(url, username, password):
values = {‘jsonrpc’: ‘2.0’,
‘method’: ‘user.login’,
‘params’: {
‘user’: username,
‘password’: password
},
‘id’: ‘0’
}
output = requestjson(url, values)

return output[‘result’]

def gethosts(groupname, url, auth):
host_list = {}
values = {‘jsonrpc’: ‘2.0’,
‘method’: ‘hostgroup.get’,
‘params’: {
‘output’: ‘extend’,
‘filter’: {‘name’: groupname},
‘selectHosts’: [‘host’]
},
‘auth’: auth,
‘id’: ‘2’
}
output = requestjson(url, values)
for host in output[‘result’][0][‘hosts’]:
host_list[host[‘host’]]=(host[‘hostid’])

#return host_list
hosts_sort = []
for host in sort_strings_with_emb_numbers2(host_list.keys()):
hosts_sort.append(host_list[host])
return hosts_sort

def getgraphs(host_list, name_list, url, auth, columns, graphtype=0, dynamic=0):
if (graphtype == 0):
selecttype = [‘graphid’]
select = ‘selectGraphs’
if (graphtype == 1):
selecttype = [‘itemid’, ‘value_type’]
select = ‘selectItems’

graphs = []
for host in host_list:
values = ({‘jsonrpc’: ‘2.0’,
‘method’: ‘graph.get’,
‘params’: {
select: [selecttype, ‘name’],
‘output’: [‘graphid’, ‘name’],
‘hostids’: host,
‘filter’: {‘name’: name_list},
‘sortfield’: ‘name’
},
‘auth’: auth,
‘id’: ‘3’
})
output = requestjson(url, values)
bb = sorted(output[‘result’])
if (graphtype == 0):
for i in bb:
graphs.append(i[‘graphid’])
if (graphtype == 1):
for i in bb:
if int(i[‘value_type’]) in (0, 3):
graphs.append(i[‘itemid’])

graph_list = []
x = 0
y = 0
for graph in graphs:
graph_list.append({
‘resourcetype’: graphtype,
‘resourceid’: graph,
‘width’: ‘230’,
‘height’: ‘100’,
‘x’: str(x),
‘y’: str(y),
‘colspan’: ‘1’,
‘rowspan’: ‘1’,
})
x += 1
if x == int(columns):
x = 0
y += 1

return graph_list

def screencreate(url, auth, screen_name, graphids, columns):
columns = int(columns)
if len(graphids) % columns == 0:
vsize = len(graphids) / columns
else:
vsize = (len(graphids) / columns) + 1

values = {‘jsonrpc’: ‘2.0’,
‘method’: ‘screen.create’,
‘params’: [{
‘name’: screen_name,
‘hsize’: columns,
‘vsize’: vsize,
‘screenitems’: []
}],
‘auth’: auth,
‘id’: 2
}
for i in graphids:
values[‘params’][0][‘screenitems’].append(i)
output = requestjson(url, values)

def main():
url = ‘http://ip/api_jsonrpc.php’
username = ‘admin’
password = ‘xxxxxxxxx’
auth = authenticate(url, username, password)
host_list = gethosts(groupname, url, auth)
graph_ids = getgraphs(host_list, graphname, url, auth, columns)
screencreate(url, auth, screen_name, graph_ids, columns)

if __name__ == ‘__main__’:
parser = argparse.ArgumentParser()
parser.add_argument(‘-g’, dest=’groupname’, nargs=’+’, metavar=’groupname’, type=str, help=’which group you want to select’)
parser.add_argument(‘-G’, dest=’graphname’, nargs=’+’, metavar=’graphname’, type=str, help=’which graph you want to select’)
parser.add_argument(‘-c’, dest=’columns’, metavar=’columns’, type=int, help=’the screen columns’)
parser.add_argument(‘-n’, dest=’screen_name’, metavar=’screen_name’, type=str, help=’the screen name’)
args = parser.parse_args()

groupname = args.groupname
graphname = args.graphname
columns = args.columns
screen_name = args.screen_name

main()