--- /dev/null
+
+import os
+
+import rrdtool
+import time
+
+from threading import Thread
+
+import gettext
+_ = lambda x: gettext.ldgettext("collecty", x)
+
+registered_plugins = []
+
+def find(name):
+ for plugin in registered_plugins:
+ if plugin._type == name:
+ return plugin
+
+def register(plugin):
+ registered_plugins.append(plugin)
+
+class Plugin(Thread):
+ def __init__(self, collecty, **kwargs):
+ Thread.__init__(self)
+ self.collecty = collecty
+
+ self.interval = int(kwargs.get("interval", 60))
+
+ # Keepalive options
+ self.heartbeat = 2
+ self.killed = False
+
+ self.wakeup = self.interval / self.heartbeat
+
+ self.file = kwargs.get("file", None)
+ if not self.file.startswith("/"):
+ self.file = os.path.join("/var/rrd", self.file)
+
+ self.data = []
+
+ self.create()
+
+ def __repr__(self):
+ return "<Plugin %s>" % self._type
+
+ def __str__(self):
+ return "Plugin %s %s" % (self._type, self.file)
+
+ def run(self):
+ self.collecty.debug("%s started..." % self)
+
+ c = 0
+ while True:
+ if self.killed:
+ self.update()
+ self.collecty.debug("%s stoppped..." % self)
+ return
+
+ if c == 0:
+ self.data.append(self.collect())
+ self.collecty.debug("%s collectd: %s..." % (self, self.data[-1]))
+
+ self.update()
+
+ c = self.wakeup
+
+ c = c - 1
+ time.sleep(self.heartbeat)
+
+ def shutdown(self):
+ self.killed = True
+
+ def time(self):
+ return int(time.time()) # Should return time as int in UTC
+
+ def create(self):
+ if not os.path.exists(self.file):
+ rrdtool.create(self.file, *self._rrd)
+
+ def update(self):
+ if self.data:
+ self.collecty.debug("%s saving data..." % self)
+ rrdtool.update(self.file, *self.data)
+ self.data = []
+
+ def collect(self):
+ raise Exception, "Not implemented"
+
+ def graph(self, file, interval=None):
+ args = [ "--imgformat", "PNG",
+ "-w", "580", # Width of the graph
+ "-h", "240", # Height of the graph
+ "--interlaced", "--slope-mode", ]
+
+ intervals = { None : "-3h",
+ "hour" : "-1h",
+ "day" : "-25h",
+ "week" : "-360h" }
+
+ if intervals.has_key(interval):
+ args.append("--start")
+ args.append(intervals[interval])
+ else:
+ args.append("--start")
+ args.append(interval)
+
+ info = { "file" : self.file }
+ for item in self._graph:
+ try:
+ args.append(item % info)
+ except TypeError:
+ args.append(item)
+
+ rrdtool.graph(file, *args)
+
+ def info(self):
+ return rrdtool.info(self.file)
+
+
+class PluginCpu(Plugin):
+ _name = "CPU Usage Plugin"
+ _type = "cpu"
+
+ _rrd = [ "DS:user:GAUGE:120:0:100",
+ "DS:nice:GAUGE:120:0:100",
+ "DS:sys:GAUGE:120:0:100",
+ "DS:idle:GAUGE:120:0:100",
+ "DS:wait:GAUGE:120:0:100",
+ "DS:interrupt:GAUGE:120:0:100",
+ "RRA:AVERAGE:0.5:1:2160",
+ "RRA:AVERAGE:0.5:5:2016",
+ "RRA:AVERAGE:0.5:15:2880",
+ "RRA:AVERAGE:0.5:60:8760" ]
+
+ _graph = [ "DEF:user=%(file)s:user:AVERAGE",
+ "DEF:nice=%(file)s:nice:AVERAGE",
+ "DEF:sys=%(file)s:sys:AVERAGE",
+ "DEF:idle=%(file)s:idle:AVERAGE",
+ "DEF:wait=%(file)s:wait:AVERAGE",
+ "DEF:interrupt=%(file)s:interrupt:AVERAGE",
+ "AREA:user#ff0000:%-15s" % _("User"),
+ "VDEF:usermin=user,MINIMUM",
+ "VDEF:usermax=user,MAXIMUM",
+ "VDEF:useravg=user,AVERAGE",
+ "GPRINT:usermax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:usermin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:useravg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "STACK:nice#ff3300:%-15s" % _("Nice"),
+ "VDEF:nicemin=nice,MINIMUM",
+ "VDEF:nicemax=nice,MAXIMUM",
+ "VDEF:niceavg=nice,AVERAGE",
+ "GPRINT:nicemax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:nicemin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:niceavg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "STACK:sys#ff6600:%-15s" % _("System"),
+ "VDEF:sysmin=sys,MINIMUM",
+ "VDEF:sysmax=sys,MAXIMUM",
+ "VDEF:sysavg=sys,AVERAGE",
+ "GPRINT:sysmax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:sysmin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:sysavg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "STACK:wait#ff9900:%-15s" % _("Wait"),
+ "VDEF:waitmin=wait,MINIMUM",
+ "VDEF:waitmax=wait,MAXIMUM",
+ "VDEF:waitavg=wait,AVERAGE",
+ "GPRINT:waitmax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:waitmin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:waitavg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "STACK:interrupt#ffcc00:%-15s" % _("Interrupt"),
+ "VDEF:interruptmin=interrupt,MINIMUM",
+ "VDEF:interruptmax=interrupt,MAXIMUM",
+ "VDEF:interruptavg=interrupt,AVERAGE",
+ "GPRINT:interruptmax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:interruptmin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:interruptavg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "STACK:idle#ffff00:%-15s" % _("Idle"),
+ "VDEF:idlemin=idle,MINIMUM",
+ "VDEF:idlemax=idle,MAXIMUM",
+ "VDEF:idleavg=idle,AVERAGE",
+ "GPRINT:idlemax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:idlemin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:idleavg:%12s\:" % _("Average") + " %6.2lf\\n", ]
+
+ def __init__(self, collecty, **kwargs):
+ Plugin.__init__(self, collecty, **kwargs)
+
+ def collect(self):
+ ret = "%s" % self.time()
+ f = open("/proc/stat")
+ for line in f.readlines():
+ if not line.startswith("cpu"):
+ continue
+ a = line.split()
+ if len(a) < 6:
+ continue
+
+ user = float(a[1])
+ nice = float(a[2])
+ sys = float(a[3])
+ idle = float(a[4])
+ wait = float(a[5])
+ interrupt = float(a[6])
+ sum = float(user + nice + sys + idle + wait + interrupt)
+
+ ret += ":%s" % (user * 100 / sum)
+ ret += ":%s" % (nice * 100 / sum)
+ ret += ":%s" % (sys * 100 / sum)
+ ret += ":%s" % (idle * 100 / sum)
+ ret += ":%s" % (wait * 100 / sum)
+ ret += ":%s" % (interrupt * 100 / sum)
+ break
+
+ f.close()
+ return ret
+
+register(PluginCpu)
+
+
+class PluginLoad(Plugin):
+ _name = "Loadaverage Plugin"
+ _type = "load"
+
+ _rrd = ["DS:load1:GAUGE:120:0:U",
+ "DS:load5:GAUGE:120:0:U",
+ "DS:load15:GAUGE:120:0:U",
+ "RRA:AVERAGE:0.5:1:2160",
+ "RRA:AVERAGE:0.5:5:2016",
+ "RRA:AVERAGE:0.5:15:2880",
+ "RRA:AVERAGE:0.5:60:8760" ]
+
+ _graph = [ "DEF:load1=%(file)s:load1:AVERAGE",
+ "DEF:load5=%(file)s:load5:AVERAGE",
+ "DEF:load15=%(file)s:load15:AVERAGE",
+ "AREA:load1#ff0000:%s" % _("Load average 1m"),
+ "VDEF:load1min=load1,MINIMUM",
+ "VDEF:load1max=load1,MAXIMUM",
+ "VDEF:load1avg=load1,AVERAGE",
+ "GPRINT:load1max:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:load1min:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:load1avg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "AREA:load5#ff9900:%s" % _("Load average 5m"),
+ "VDEF:load5min=load5,MINIMUM",
+ "VDEF:load5max=load5,MAXIMUM",
+ "VDEF:load5avg=load5,AVERAGE",
+ "GPRINT:load5max:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:load5min:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:load5avg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "AREA:load15#ffff00:%s" % _("Load average 15m"),
+ "VDEF:load15min=load15,MINIMUM",
+ "VDEF:load15max=load15,MAXIMUM",
+ "VDEF:load15avg=load15,AVERAGE",
+ "GPRINT:load15max:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:load15min:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:load15avg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "LINE:load5#dd8800",
+ "LINE:load1#dd0000", ]
+
+ def __init__(self, collecty, **kwargs):
+ Plugin.__init__(self, collecty, **kwargs)
+
+ def collect(self):
+ ret = "%s" % self.time()
+ for load in os.getloadavg():
+ ret += ":%s" % load
+ return ret
+
+register(PluginLoad)
+
+
+class PluginMem(Plugin):
+ _name = "Memory Usage Plugin"
+ _type = "mem"
+
+ _rrd = ["DS:used:GAUGE:120:0:100",
+ "DS:cached:GAUGE:120:0:100",
+ "DS:buffered:GAUGE:120:0:100",
+ "DS:free:GAUGE:120:0:100",
+ "DS:swap:GAUGE:120:0:100",
+ "RRA:AVERAGE:0.5:1:2160",
+ "RRA:AVERAGE:0.5:5:2016",
+ "RRA:AVERAGE:0.5:15:2880",
+ "RRA:AVERAGE:0.5:60:8760" ]
+
+ _graph = [ "DEF:used=%(file)s:used:AVERAGE",
+ "DEF:cached=%(file)s:cached:AVERAGE",
+ "DEF:buffered=%(file)s:buffered:AVERAGE",
+ "DEF:free=%(file)s:free:AVERAGE",
+ "DEF:swap=%(file)s:swap:AVERAGE",
+ "AREA:used#0000ee:%-15s" % _("Used memory"),
+ "VDEF:usedmin=used,MINIMUM",
+ "VDEF:usedmax=used,MAXIMUM",
+ "VDEF:usedavg=used,AVERAGE",
+ "GPRINT:usedmax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:usedmin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:usedavg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "STACK:cached#0099ee:%-15s" % _("Cached data"),
+ "VDEF:cachedmin=cached,MINIMUM",
+ "VDEF:cachedmax=cached,MAXIMUM",
+ "VDEF:cachedavg=cached,AVERAGE",
+ "GPRINT:cachedmax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:cachedmin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:cachedavg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "STACK:buffered#4499ff:%-15s" % _("Buffered data"),
+ "VDEF:bufferedmin=buffered,MINIMUM",
+ "VDEF:bufferedmax=buffered,MAXIMUM",
+ "VDEF:bufferedavg=buffered,AVERAGE",
+ "GPRINT:bufferedmax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:bufferedmin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:bufferedavg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "STACK:free#7799ff:%-15s" % _("Free memory"),
+ "VDEF:freemin=free,MINIMUM",
+ "VDEF:freemax=free,MAXIMUM",
+ "VDEF:freeavg=free,AVERAGE",
+ "GPRINT:freemax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:freemin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:freeavg:%12s\:" % _("Average") + " %6.2lf\\n",
+ "LINE3:swap#ff0000:%-15s" % _("Used Swap space"),
+ "VDEF:swapmin=swap,MINIMUM",
+ "VDEF:swapmax=swap,MAXIMUM",
+ "VDEF:swapavg=swap,AVERAGE",
+ "GPRINT:swapmax:%12s\:" % _("Maximum") + " %6.2lf" ,
+ "GPRINT:swapmin:%12s\:" % _("Minimum") + " %6.2lf",
+ "GPRINT:swapavg:%12s\:" % _("Average") + " %6.2lf\\n", ]
+
+ def __init__(self, collecty, **kwargs):
+ Plugin.__init__(self, collecty, **kwargs)
+
+ def collect(self):
+ ret = "%s" % self.time()
+ f = open("/proc/meminfo")
+ for line in f.readlines():
+ if line.startswith("MemTotal:"):
+ total = float(line.split()[1])
+ if line.startswith("MemFree:"):
+ free = float(line.split()[1])
+ elif line.startswith("Buffers:"):
+ buffered = float(line.split()[1])
+ elif line.startswith("Cached:"):
+ cached = float(line.split()[1])
+ elif line.startswith("SwapTotal:"):
+ swapt = float(line.split()[1])
+ elif line.startswith("SwapFree:"):
+ swapf = float(line.split()[1])
+
+ f.close()
+
+ ret += ":%s" % ((total - (free + buffered + cached)) * 100 / total)
+ ret += ":%s" % (cached * 100 / total)
+ ret += ":%s" % (buffered * 100 / total)
+ ret += ":%s" % (free * 100 / total)
+ ret += ":%s" % ((swapt - swapf) * 100 / swapt)
+
+ return ret
+
+register(PluginMem)