def _config_adjust(self, contents, fn):
lines = contents.splitlines()
for line in lines:
cleaned = line.strip()
if(len(cleaned) == 0 or
cleaned[0] == '#' or cleaned[0] == '['):
#not useful to examine these
continue
pieces = cleaned.split("=", 1)
if(len(pieces) != 2):
continue
key = pieces[0].strip()
val = pieces[1].strip()
if(len(key) == 0 or len(val) == 0):
continue
#now we take special actions
if(key == 'log_file'):
# Ensure that we can write to the log file
dirname = os.path.dirname(val)
if(len(dirname)):
dirsmade = mkdirslist(dirname)
# This trace is used to remove the dirs created
self.tracewriter.dir_made(*dirsmade)
# Destroy then recreate it
unlink(val)
touch_file(val)
self.tracewriter.file_touched(val)
return contents
def _config_adjust(self, contents, fn):
lines = contents.splitlines()
for line in lines:
cleaned = line.strip()
if (len(cleaned) == 0 or cleaned[0] == '#' or cleaned[0] == '['):
#not useful to examine these
continue
pieces = cleaned.split("=", 1)
if (len(pieces) != 2):
continue
key = pieces[0].strip()
val = pieces[1].strip()
if (len(key) == 0 or len(val) == 0):
continue
#now we take special actions
if (key == 'log_file'):
# Ensure that we can write to the log file
dirname = os.path.dirname(val)
if (len(dirname)):
dirsmade = mkdirslist(dirname)
# This trace is used to remove the dirs created
self.tracewriter.dir_made(*dirsmade)
# Destroy then recreate it
unlink(val)
touch_file(val)
self.tracewriter.file_touched(val)
return contents
def stop(self):
#ensure it was installed
if(not self._was_installed()):
msg = "Can not stop %s since it was not installed" % (self.component_name)
raise StopException(msg)
#we can only stop what has a started trace
start_traces = self.starttracereader.apps_started()
killedam = 0
for mp in start_traces:
#extract the apps name and where its trace is
fn = mp.get('trace_fn')
name = mp.get('name')
#missing some key info, skip it
if(fn == None or name == None):
continue
#figure out which class will stop it
contents = parse_fn(fn)
killcls = None
for (cmd, action) in contents:
if(cmd == Runner.RUN_TYPE):
killcls = self._getstoppercls(action)
break
#did we find a class that can do it?
if(killcls):
#we can try to stop it
LOG.info("Stopping %s" % (name))
#create an instance of the killer class and attempt to stop
killer = killcls()
killer.stop(name, trace_dir=self.tracedir)
killedam += 1
#if we got rid of them all get rid of the trace
if(killedam == len(start_traces)):
fn = self.starttracereader.trace_fn
LOG.info("Deleting trace file %s" % (fn))
unlink(fn)
def _uninstall_touched_files(self):
filestouched = self.tracereader.files_touched()
if (len(filestouched)):
LOG.info("Removing %s touched files" % (len(filestouched)))
for fn in filestouched:
if (len(fn)):
unlink(fn)
LOG.info("Removed %s" % (fn))
def _unconfigure_files(self):
cfgfiles = self.tracereader.files_configured()
if (len(cfgfiles)):
LOG.info("Removing %s configuration files" % (len(cfgfiles)))
for fn in cfgfiles:
if (len(fn)):
unlink(fn)
LOG.info("Removed %s" % (fn))
def _uninstall_touched_files(self):
filestouched = self.tracereader.files_touched()
if(len(filestouched)):
LOG.info("Removing %s touched files" % (len(filestouched)))
for fn in filestouched:
if(len(fn)):
unlink(fn)
LOG.info("Removed %s" % (fn))
def _unconfigure_files(self):
cfgfiles = self.tracereader.files_configured()
if(len(cfgfiles)):
LOG.info("Removing %s configuration files" % (len(cfgfiles)))
for fn in cfgfiles:
if(len(fn)):
unlink(fn)
LOG.info("Removed %s" % (fn))
def _config_adjust(self, contents, fn):
lines = contents.splitlines()
for line in lines:
cleaned = line.strip()
if (len(cleaned) == 0 or cleaned[0] == '#' or cleaned[0] == '['):
#not useful to examine these
continue
pieces = cleaned.split("=", 1)
if (len(pieces) != 2):
continue
key = pieces[0].strip()
val = pieces[1].strip()
if (len(key) == 0 or len(val) == 0):
continue
#now we take special actions
if (key == 'filesystem_store_datadir'):
#delete existing images
deldir(val)
#recreate the image directory
dirsmade = mkdirslist(val)
self.tracewriter.dir_made(*dirsmade)
elif (key == 'log_file'):
#ensure that we can write to the log file
dirname = os.path.dirname(val)
if (len(dirname)):
dirsmade = mkdirslist(dirname)
#this trace is used to remove the dirs created
self.tracewriter.dir_made(*dirsmade)
#destroy then recreate it (the log file)
unlink(val)
touch_file(val)
self.tracewriter.file_touched(val)
elif (key == 'image_cache_datadir'):
#destroy then recreate the image cache directory
deldir(val)
dirsmade = mkdirslist(val)
#this trace is used to remove the dirs created
self.tracewriter.dir_made(*dirsmade)
elif (key == 'scrubber_datadir'):
#destroy then recreate the scrubber data directory
deldir(val)
dirsmade = mkdirslist(val)
#this trace is used to remove the dirs created
self.tracewriter.dir_made(*dirsmade)
return contents
def _config_adjust(self, contents, fn):
lines = contents.splitlines()
for line in lines:
cleaned = line.strip()
if len(cleaned) == 0 or cleaned[0] == "#" or cleaned[0] == "[":
# not useful to examine these
continue
pieces = cleaned.split("=", 1)
if len(pieces) != 2:
continue
key = pieces[0].strip()
val = pieces[1].strip()
if len(key) == 0 or len(val) == 0:
continue
# now we take special actions
if key == "filesystem_store_datadir":
# delete existing images
deldir(val)
# recreate the image directory
dirsmade = mkdirslist(val)
self.tracewriter.dir_made(*dirsmade)
elif key == "log_file":
# ensure that we can write to the log file
dirname = os.path.dirname(val)
if len(dirname):
dirsmade = mkdirslist(dirname)
# this trace is used to remove the dirs created
self.tracewriter.dir_made(*dirsmade)
# destroy then recreate it (the log file)
unlink(val)
touch_file(val)
self.tracewriter.file_touched(val)
elif key == "image_cache_datadir":
# destroy then recreate the image cache directory
deldir(val)
dirsmade = mkdirslist(val)
# this trace is used to remove the dirs created
self.tracewriter.dir_made(*dirsmade)
elif key == "scrubber_datadir":
# destroy then recreate the scrubber data directory
deldir(val)
dirsmade = mkdirslist(val)
# this trace is used to remove the dirs created
self.tracewriter.dir_made(*dirsmade)
return contents
def stop(self):
#ensure it was installed
if (not self._was_installed()):
msg = "Can not stop %s since it was not installed" % (
self.component_name)
raise StopException(msg)
#we can only stop what has a started trace
start_traces = self.starttracereader.apps_started()
killedam = 0
for mp in start_traces:
#extract the apps name and where its trace is
fn = mp.get('trace_fn')
name = mp.get('name')
#missing some key info, skip it
if (fn == None or name == None):
continue
#figure out which class will stop it
contents = parse_fn(fn)
killcls = None
for (cmd, action) in contents:
if (cmd == Runner.RUN_TYPE):
killcls = self._getstoppercls(action)
break
#did we find a class that can do it?
if (killcls):
#we can try to stop it
LOG.info("Stopping %s" % (name))
#create an instance of the killer class and attempt to stop
killer = killcls()
killer.stop(name, trace_dir=self.tracedir)
killedam += 1
#if we got rid of them all get rid of the trace
if (killedam == len(start_traces)):
fn = self.starttracereader.trace_fn
LOG.info("Deleting trace file %s" % (fn))
unlink(fn)
def stop(self, name, *args, **kargs):
rootdir = kargs.get("trace_dir")
pidfile = joinpths(rootdir, name + ".pid")
stderr = joinpths(rootdir, name + ".stderr")
stdout = joinpths(rootdir, name + ".stdout")
tfname = Trace.trace_fn(rootdir, name)
if(isfile(pidfile) and isfile(tfname)):
pid = int(load_file(pidfile).strip())
killed = False
lastmsg = ""
attempts = 1
for attempt in range(0, MAX_KILL_TRY):
try:
os.kill(pid, signal.SIGKILL)
attempts += 1
except OSError as (ec, msg):
if(ec == errno.ESRCH):
killed = True
break
else:
lastmsg = msg
time.sleep(SLEEP_TIME)
#trash the files
if(killed):
LOG.info("Killed pid %s in %s attempts" % (str(pid), str(attempts)))
LOG.info("Removing pid file %s" % (pidfile))
unlink(pidfile)
LOG.info("Removing stderr file %s" % (stderr))
unlink(stderr)
LOG.info("Removing stdout file %s" % (stdout))
unlink(stdout)
LOG.info("Removing %s trace file %s" % (name, tfname))
unlink(tfname)
else:
msg = "Could not stop program named %s after %s attempts - [%s]" % (name, MAX_KILL_TRY, lastmsg)
raise StopException(msg)