This commit is contained in:
İsmail Başaran 2016-02-25 17:24:07 +02:00
parent 9f6b9f5a1f
commit a22487f8ce
4 changed files with 147 additions and 143 deletions

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@ -10,7 +10,7 @@ keys=file
[handler_file] [handler_file]
class=logging.FileHandler class=logging.FileHandler
level=ERROR level=INFO
formatter=default formatter=default
args=("/var/log/ahenk.log", "w") args=("/var/log/ahenk.log", "w")

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@ -3,17 +3,18 @@
# Author: İsmail BAŞARAN <ismail.basaran@tubitak.gov.tr> <basaran.ismaill@gmail.com> # Author: İsmail BAŞARAN <ismail.basaran@tubitak.gov.tr> <basaran.ismaill@gmail.com>
from base.config.ConfigManager import ConfigManager from base.config.ConfigManager import ConfigManager
from base.deamon.BaseDeamon import BaseDeamon from base.deamon.BaseDeamon import BaseDaemon
from base.logging.AhenkLogger import Logger from base.logger.AhenkLogger import Logger
from base.Scope import Scope from base.Scope import Scope
#from base.messaging.Messaging import Messaging #from base.messaging.Messaging import Messaging
import sys,logging import sys,logging
class AhenkDeamon(BaseDeamon): class AhenkDeamon(BaseDaemon):
"""docstring for AhenkDeamon""" """docstring for AhenkDeamon"""
def run(self): def run(self):
print "merhaba dunya"
globalscope = Scope() globalscope = Scope()
globalscope.setInstance(globalscope) globalscope.setInstance(globalscope)
@ -34,17 +35,18 @@ if __name__ == '__main__':
pidfilePath='/var/run/ahenk.pid' pidfilePath='/var/run/ahenk.pid'
ahenkdeamon = AhenkDeamon(pidfilePath) ahenkdaemon = AhenkDeamon(pidfilePath)
print sys.argv print sys.argv
if len(sys.argv) == 2: if len(sys.argv) == 2:
if sys.argv[1] == "start": if sys.argv[1] == "start":
print "starting" print "starting"
ahenkdeamon.start() ahenkdaemon.start()
print ahenkdaemon.get_pid()
elif sys.argv[1] == 'stop': elif sys.argv[1] == 'stop':
ahenkdeamon.stop() ahenkdaemon.stop()
elif sys.argv[1] == 'restart': elif sys.argv[1] == 'restart':
ahenkdeamon.restart() ahenkdaemon.restart()
elif sys.argv[1] == 'status': elif sys.argv[1] == 'status':
# print status # print status
pass pass

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@ -1,129 +1,137 @@
#!/usr/bin/env python #!/usr/bin/env python
import sys, os, time, atexit import sys, os, time, atexit
from signal import SIGTERM from signal import SIGTERM
class BaseDeamon: class BaseDaemon(object):
""" """
A generic daemon class. A generic daemon class.
Usage: subclass the Daemon class and override the run() method Usage: subclass the Daemon class and override the run() method
""" """
def __init__(self, pidfile, stdin='/dev/null', stdout='/dev/null', stderr='/dev/null'):
self.stdin = stdin
self.stdout = stdout
self.stderr = stderr
self.pidfile = pidfile
def daemonize(self): startmsg = "started with pid %s"
"""
do the UNIX double-fork magic, see Stevens' "Advanced
Programming in the UNIX Environment" for details (ISBN 0201563177)
http://www.erlenstar.demon.co.uk/unix/faq_2.html#SEC16
"""
try:
pid = os.fork()
if pid > 0:
# exit first parent
sys.exit(0)
except OSError, e:
sys.stderr.write("fork #1 failed: %d (%s)\n" % (e.errno, e.strerror))
sys.exit(1)
# decouple from parent environment def __init__(self, pidfile, stdin='/dev/null', stdout='/dev/null', stderr='/dev/null'):
os.chdir("/") self.stdin = stdin
os.setsid() self.stdout = stdout
os.umask(0) self.stderr = stderr
self.pidfile = pidfile
# do second fork def daemonize(self):
try: """
pid = os.fork() do the UNIX double-fork magic, see Stevens' "Advanced
if pid > 0: Programming in the UNIX Environment" for details (ISBN 0201563177)
# exit from second parent http://www.erlenstar.demon.co.uk/unix/faq_2.html#SEC16
sys.exit(0) """
except OSError, e: try:
sys.stderr.write("fork #2 failed: %d (%s)\n" % (e.errno, e.strerror)) pid = os.fork()
sys.exit(1) if pid > 0:
# exit first parent
sys.exit(0)
except OSError, e:
sys.stderr.write("fork #1 failed: %d (%s)\n" % (e.errno, e.strerror))
sys.exit(1)
# redirect standard file descriptors # decouple from parent environment
sys.stdout.flush() os.chdir(".")
sys.stderr.flush() os.setsid()
si = file(self.stdin, 'r') os.umask(0)
so = file(self.stdout, 'a+')
se = file(self.stderr, 'a+', 0)
os.dup2(si.fileno(), sys.stdin.fileno())
os.dup2(so.fileno(), sys.stdout.fileno())
os.dup2(se.fileno(), sys.stderr.fileno())
# write pidfile # do second fork
atexit.register(self.delpid) try:
pid = str(os.getpid()) pid = os.fork()
file(self.pidfile,'w+').write("%s\n" % pid) if pid > 0:
# exit from second parent
sys.exit(0)
except OSError, e:
sys.stderr.write("fork #2 failed: %d (%s)\n" % (e.errno, e.strerror))
sys.exit(1)
def delpid(self): # redirect standard file descriptors
os.remove(self.pidfile) si = file(self.stdin, 'r')
so = file(self.stdout, 'a+')
se = file(self.stderr, 'a+', 0)
def start(self): pid = str(os.getpid())
"""
Start the daemon
"""
# Check for a pidfile to see if the daemon already runs
try:
pf = file(self.pidfile,'r')
pid = int(pf.read().strip())
pf.close()
except IOError:
pid = None
if pid: sys.stderr.write("\n%s\n" % self.startmsg % pid)
message = "pidfile %s already exist. Daemon already running?\n" sys.stderr.flush()
sys.stderr.write(message % self.pidfile)
sys.exit(1)
# Start the daemon if self.pidfile:
self.daemonize() file(self.pidfile,'w+').write("%s\n" % pid)
self.run()
def stop(self): atexit.register(self.delpid)
""" os.dup2(si.fileno(), sys.stdin.fileno())
Stop the daemon os.dup2(so.fileno(), sys.stdout.fileno())
""" os.dup2(se.fileno(), sys.stderr.fileno())
# Get the pid from the pidfile
try:
pf = file(self.pidfile,'r')
pid = int(pf.read().strip())
pf.close()
except IOError:
pid = None
if not pid:
message = "pidfile %s does not exist. Daemon not running?\n"
sys.stderr.write(message % self.pidfile)
return # not an error in a restart
# Try killing the daemon process
try:
while 1:
os.kill(pid, SIGTERM)
time.sleep(0.1)
except OSError, err:
err = str(err)
if err.find("No such process") > 0:
if os.path.exists(self.pidfile):
os.remove(self.pidfile)
else:
print str(err)
sys.exit(1)
def restart(self):
"""
Restart the daemon
"""
self.stop()
self.start()
def run(self): def delpid(self):
""" os.remove(self.pidfile)
You should override this method when you subclass Daemon. It will be called after the process has been
daemonized by start() or restart(). def start(self):
""" """
Start the daemon
"""
# Check for a pidfile to see if the daemon already runs
try:
pf = file(self.pidfile,'r')
pid = int(pf.read().strip())
pf.close()
except IOError:
pid = None
if pid:
message = "pidfile %s already exist. Daemon already running?\n"
sys.stderr.write(message % self.pidfile)
sys.exit(1)
# Start the daemon
self.daemonize()
self.run()
def stop(self):
"""
Stop the daemon
"""
# Get the pid from the pidfile
try:
pf = file(self.pidfile,'r')
pid = int(pf.read().strip())
pf.close()
except IOError:
pid = None
if not pid:
message = "pidfile %s does not exist. Daemon not running?\n"
sys.stderr.write(message % self.pidfile)
return # not an error in a restart
# Try killing the daemon process
try:
while 1:
os.kill(pid, SIGTERM)
time.sleep(0.1)
except OSError, err:
err = str(err)
if err.find("No such process") > 0:
if os.path.exists(self.pidfile):
os.remove(self.pidfile)
else:
print str(err)
sys.exit(1)
def restart(self):
"""
Restart the daemon
"""
self.stop()
self.start()
def run(self):
"""
You should override this method when you subclass Daemon. It will be called after the process has been
daemonized by start() or restart().
"""

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@ -4,14 +4,13 @@
import sys import sys
import logging import logging
import logging.config import logging.config
sys.path.insert(0,'/home/ismail/devzone/workspace/lider-ahenk/ahenk/opt/ahenk/') from base.Scope import Scope
#import ahenkd
class AhenkLogger(object): class Logger(object):
"""docstring for Logger""" """docstring for Logger"""
def __init__(self): def __init__(self):
super(Logger, self).__init__() super(Logger, self).__init__()
scope = ahenkd.AhenkDeamon.scope() scope = Scope.getInstance()
configManager = scope.getConfigurationManager() configManager = scope.getConfigurationManager()
logging.config.fileConfig(configManager.get('BASE','logConfigurationFilePath')) logging.config.fileConfig(configManager.get('BASE','logConfigurationFilePath'))
@ -31,8 +30,3 @@ class AhenkLogger(object):
def debug(self,logstring): def debug(self,logstring):
self.logger.debug(logstring) self.logger.debug(logstring)
if __name__ == '__main__':
print "hello"
print sys.path