device_specific_events.py

"""
Copyright 2016 Ashok Kanagarasu

These are sample functions for the Cisco Fog Director REST API.
get all the devices added into FD 

See: 

http://www.cisco.com/c/en/us/td/docs/routers/access/800/software/guides/iox/fog-director/reference-guide/1-0/fog_director_ref_guide.html

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

"""
#from functions import *
import requests
import json
import base64
def get_token(ip,username,password):
    #print(ip)
    url = "https://%s/api/v1/appmgr/tokenservice" % ip
    print(url)

    r = requests.post(url,auth=(username,password),verify=False)
    token=''
    if  r.status_code == 202:
        print(r.json())
        token = r.json()['token']
        #print(token)
    else:
        print("ERROR")
        print "Status code is "+str(r.status_code)
        print r.text
    return(token)

def device_specific_events(ip,token,device_ip):
	#get device id using the device ip address . search by device ip and get the device id of it 
	url = "https://%s/api/v1/appmgr/devices?limit=10000&offset=0&searchByIp=%s" % (ip,device_ip)
	headers = {'x-token-id':token,'content-type': 'application/json'}
	r=requests.get(url,headers=headers,verify=False)
	print(r.status_code)
	print("devices which are matching the ip address on your  FD")
	devices=json.loads((json.dumps(r.json())))
	for index in range(len(devices['data'])):
	    device_id=devices['data'][index]['deviceId']
	    ip_addr=devices['data'][index]['ipAddress']
	    print(str(device_id))
	    print(str(ip_addr))
	    if ip_addr==device_ip:
			url2="https://%s/api/v1/appmgr/devices/%s/events/" % (ip,device_id)
			headers = {'x-token-id':token,'content-type': 'application/json'}
			r=requests.get(url2,headers=headers,verify=False)
			print("Status code of fetching device events REST request %d") % r.status_code
			if r.status_code==200:
				events_list=json.loads((json.dumps(r.json())))
				for index in range(len(events_list['detailed_events'])):
					print events_list['detailed_events'][index]['eventType']
			else:
				print("there are no device specific events collected by the FD on this device")
    	
def delete_token(ip, token):
    url = "https://%s/api/v1/appmgr/tokenservice/%s" % (ip, token)
	
    headers = {'x-token-id':token,'content-type': 'application/json'}
    
    r = requests.delete(url,headers=headers,verify=False)

    if  r.status_code == 200:
        print(r.json())
    else:
        print("ERROR")
        print "Status code is "+str(r.status_code)
        print r.text
	
app_mgr_ip=raw_input("Enter app manager ip address")
username=raw_input("enter the username of your FD:")
password=raw_input("enter the password of your FD:")
device_ip=raw_input("enter the ip address of the device")
print("loging to FD and fetch an TOKEN")
token_id=get_token(app_mgr_ip,username,password)
print(token_id)
print("Aggregated metrics of an App")
device_specific_events(app_mgr_ip,token_id,device_ip)
print("Logging out of Fog Director")
delete_token(app_mgr_ip, token_id)