def graph_net(rrd):
ifaces = interfaces()
for i in ifaces:
png = png_path + i + "." + rrd["net"] + ".png"
db = db_path + i + "." + rrd["net"]
rrdtool.graph(
png,
"--start",
"end-6h",
"--title",
"Network interface " + i,
"-h",
"150",
"--width",
"400",
"--vertical-label=bits/s",
"--slope-mode",
"-m",
"1",
"--dynamic-labels",
"--watermark=OpenSAN2",
"--lower-limit",
"0",
"-E",
"-i",
"-r",
"DEF:in=" + db + ":in:AVERAGE",
"DEF:out=" + db + ":out:AVERAGE",
"LINE1:out#FF0000:out",
"LINE2:in#0000FF:in",
)
def check_db(rrd, db_type):
if db_type == 'net':
ifaces = interfaces()
for i in ifaces:
rrd_db = db_path + i + '.' + rrd[db_type]
if os.path.isfile(rrd_db) != True:
new_db(rrd, db_type)
return True
else:
rrd_db = db_path + rrd[db_type]
return os.path.isfile(rrd_db)
def create_net(rrd):
ifaces = interfaces()
for i in ifaces:
rrd_db = db_path + i + '.' + rrd['net']
data_sources=[ 'DS:in:COUNTER:120:0:U',
'DS:out:COUNTER:120:0:U'
]
# Create network database
rrdtool.create( rrd_db,
'--start', '920804400',
data_sources,
'RRA:AVERAGE:0.5:1:360',
'RRA:AVERAGE:0.5:10:1008',
'RRA:AVERAGE:0.5:10:1008',
)
