ffmap-backend/rrd.py

81 lines
2.4 KiB
Python
Executable file

#!/usr/bin/env python3
import subprocess
import time
import os
from GlobalRRD import GlobalRRD
from NodeRRD import NodeRRD
class rrd:
def __init__( self
, databaseDirectory
, imagePath
, displayTimeGlobal = "7d"
, displayTimeNode = "1d"
):
self.dbPath = databaseDirectory
self.globalDb = GlobalRRD(self.dbPath)
self.imagePath = imagePath
self.displayTimeGlobal = displayTimeGlobal
self.displayTimeNode = displayTimeNode
self.currentTimeInt = (int(time.time())/60)*60
self.currentTime = str(self.currentTimeInt)
try:
os.stat(self.imagePath)
except:
os.mkdir(self.imagePath)
def update_database(self,db):
nodes = {}
clientCount = 0
for node in db.get_nodes():
if node.flags['online']:
if not node.flags['client']:
nodes[node.id] = node
node.clients = 0
node.neighbors = 0
node.vpn_neighbors = 0
if 'legacy' in node.flags and node.flags['legacy']:
clientCount -= 1
else:
clientCount += 1
for link in db.get_links():
source = link.source.interface
target = link.target.interface
if source in nodes and not target in nodes:
nodes[source].clients += 1
elif target in nodes and not source in nodes:
nodes[target].clients += 1
elif source in nodes and target in nodes:
nodes[source].neighbors += 1
nodes[target].neighbors += 1
if link.type == 'vpn':
nodes[target].vpn_neighbors += 1
nodes[source].vpn_neighbors += 1
self.globalDb.update(len(nodes), clientCount)
for node in nodes.values():
rrd = NodeRRD(
os.path.join(self.dbPath, str(node.id).replace(':', '') + '.rrd'),
node
)
rrd.update()
def update_images(self):
""" Creates an image for every rrd file in the database directory.
"""
self.globalDb.graph(os.path.join(self.imagePath, "globalGraph.png"), self.displayTimeGlobal)
nodeDbFiles = os.listdir(self.dbPath)
for fileName in nodeDbFiles:
if not os.path.isfile(os.path.join(self.dbPath, fileName)):
continue
nodeName = os.path.basename(fileName).split('.')
if nodeName[1] == 'rrd' and not nodeName[0] == "nodes":
rrd = NodeRRD(os.path.join(self.dbPath, fileName))
rrd.graph(self.imagePath, self.displayTimeNode)