Handling of actions @TODO: Folder clean/archive

community
Steve L. Nyemba 8 years ago
parent e4a80bf9ff
commit 5083ea7c90

@ -1,13 +1,16 @@
aniso8601==1.2.0
click==6.6
couchdbkit==0.6.5
Flask==0.11.1
Flask-Session==0.3.0
Flask-SocketIO==2.8.2
http-parser==0.8.3
itsdangerous==0.24
Jinja2==2.8
MarkupSafe==0.23
Werkzeug==0.11.11
aniso8601==1.2.0
argparse==1.2.1
click==6.6
couchdbkit==0.6.5
http-parser==0.8.3
itsdangerous==0.24
ngram==3.3.0
numpy==1.11.3
pika==0.10.0
python-dateutil==2.6.0
@ -17,4 +20,4 @@ pytz==2016.10
restkit==4.2.2
six==1.10.0
socketpool==0.5.3
Werkzeug==0.11.11
wsgiref==0.1.2

@ -17,8 +17,10 @@ import subprocess
from monitor import ProcessCounter
from utils.transport import QueueListener, QueueWriter, QueueReader
from utils.params import PARAMS
class Actor:
from ngram import NGram as ng
class Actor(Thread):
def __init__(self):
Thread.__init__(self)
pass
def getIdentifier(self):
return self.__class__.__name__.lower()
@ -26,8 +28,9 @@ class Actor:
Initializing the class with configuration. The configuration will be specific to each subclass
"""
def init(self,config):
def init(self,config,item=None):
self.config = config
self.item = item
def process(self,item):
pass
def isValid(self,item):
@ -36,27 +39,18 @@ class Actor:
def execute(self,cmd):
stream = None
try:
handler = subprocess.Popen(cmd,shell=True,stdout=subprocess.PIPE)
stream = handler.communicate()[0]
subprocess.call (cmd,shell=False)
#stream = handler.communicate()[0]
except Exception,e:
pass
return stream
def run(self):
if self.item is not None:
self.process(self.item)
"""
Sending a message to a queue with parameters to,from,content
"""
def post(self,**args):
# to = args['to']
# content = args['content']
# message = {"from":self.getIdentifier(),"to":to,"content":content}
# host = self.config['api']
# uid = self.config['key']
# qid = to#self.conorfig['id']
# qwriter = QueueWriter(host=host,uid=uid,qid=qid)
# qwriter.init(qid)
# qwriter.write(label=qid,row=content)
# #qwriter.close()
pass
class Folders(Actor):
def isvalid(self,item):
@ -73,31 +67,68 @@ class Kill(Actor):
#
# We need to make sure we can get assess the process on this server
#
class Start(Actor):
def __init__(self):
Actor.__init__(self)
self.ng = None
def init(self,config,item):
Actor.init(self,config,item)
self.config = config['start']
self.ng = ng(self.config.keys())
def isValid(self,name):
return name in self.config
def process(self,name):
if name in self.config :
item = self.config['actions']['apps']['start'][name]
path = item['path']
args = item['args'] if 'args' in item else ''
cmd = " ".join([path,args])
self.execute(cmd)
items = self.ng.search(name)
if len(items) == 0 :
return False
else:
return items[0][1] > 0.1
def process(self,row):
name = row['label']
items = self.ng.search(name)[0]
app = items[0]
args = self.config[app]
cmd = " ".join([app,args])
self.execute([app,args])
"""
This class is designed to handle applications i.e start/stopping applications
@TODO: Assess if a reboot is required, by looking at the variance/anomaly detection
"""
class Apps(Actor):
def __init__(self):
Actor.__init__(self)
self.crashes = []
self.running = []
def isValid(self,rows):
status = [row['status'] for row in rows]
return 'crash' in status
def classify(self,rows):
self.crashes = []
self.running = []
for row in rows:
if row['status'] == 'crash' :
self.crashes.append(row)
else:
self.running.append(row)
def process(self,rows):
rows = [row for row in rows if row['status'] == 'crash'] :
handler = Start()
for app in rows:
handler.process(app['label'])
#rows = [row for row in rows if row['status'] == 'crash'] :
self.classify(rows)
#handler = Start()
#handler.init(self.config)
#[handler.process(row_crash) for row_crash in self.crashes ]
for row_crash in self.crashes:
thread = Start()
thread.init(self.config,row_crash)
thread.daemon = True
thread.start()
"""
The orchestrator class is designed to aggregate actions and communicate back to the caller
@ -106,9 +137,10 @@ class Apps(Actor):
The orchestrator is implemented using a simple iterator design-pattern
@TODO: action specifications should be provided remotely
"""
class Orchestrator(Actor,Thread):
class Orchestrator(Actor):
def __init__(self,config=None):
Thread.__init__(self)
Actor.__init__(self)
if config is None:
f = open(PARAMS['path'])
config = json.loads(f.read())
@ -123,26 +155,6 @@ class Orchestrator(Actor,Thread):
#
host = config['api']
qid = config['id']
if 'actions' in config :
#
# We are to assume this is the maestro/main node, and it will make the configuration available to other nodes
# NOTE: This is has a predefined master thus is subject to known short comings (zombies)
#
q = QueueWriter(host=host,uid=config['key'],qid=qid)
q.flush(config['id'])
q.write(label=qid,row=json.dumps(config['actions']))
q.close()
self.is_master_node = True
else:
qid = config['master']
q = QueueReader(host=host,uid=config['key'],qid=qid)
r = q.read()
q.close()
info = r[qid][0]
self.init(info)
print "Initialized ***** ",self.getIdentifier(), " as ",config['id']
#
@ -174,12 +186,14 @@ class Orchestrator(Actor,Thread):
to = message['to']
if isinstance(content,basestring) and content.lower() in ['quit'] or to=='quit':
if content.lower() == 'quit' or to == 'quit':
print '**** closing ',self.getIdentifier()
channel.close()
else:
id = to.lower()
actor = self.actors[id]
print [id,actor.isValid(content)]
if actor is not None and actor.isValid(content) :
actor.init(self.config['actions'])
actor.process(content)
else:
content = {"status":"invalid","content":content}
@ -187,6 +201,7 @@ class Orchestrator(Actor,Thread):
#self.post(to=sender,content=content)
def run(self):
info = {}
host = self.config['api']
uid = self.config['key']
@ -201,29 +216,10 @@ class Orchestrator(Actor,Thread):
This class is designed to send a message to a given AMQP enpoint
The AMQP endpoint is implemented by QueueWriter class
"""
class Alert(Actor):
def process(self,item):
pass
config = {
"id":"demo-000",
"key":"[0v8]-247&7!v3","api":"localhost",
"actions":{
"Kill":["firefox"],
"Alert":[]
}
}
#thread = Orchestrator(config)
#thread.start()
thread = Orchestrator()
thread.start()
#config = {"id":"demo","key":"[0v8]-247&7!v3","api":"localhost"}
#actor = Kill(config)
#actor.start()
# class Alert(Actor):
# def process(self,item):
# pass
#config = {"id":"demo-100","key":"[0v8]-247&7!v3","api":"localhost"}
if __name__ == '__main__':
thread = Orchestrator()
thread.start()

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