def refreshServers(self):
"""Refresh the list of available servers."""
servers = {}
# look for python plugins
for module in self.config.mods:
try:
__import__(module)
plugins = getPlugins(ILabradServer, sys.modules[module])
for plugin in plugins:
s = createPythonServerCls(plugin)
s.client = self.client
if s.name not in servers:
servers[s.name] = s
except:
logging.error('Error while loading plugins from module "%s":' % module,
exc_info=True)
# look for .ini files
for dirname in self.config.dirs:
for path, dirs, files in os.walk(dirname):
if '.nodeignore' in files:
del dirs[:] # clear dirs list so we don't visit subdirs
continue
for f in files:
try:
_, ext = os.path.splitext(f)
if ext.lower() not in self.config.extensions:
continue
if ext.lower() == '.ini':
with open(os.path.join(path, f)) as file:
conf = file.read()
elif ext.lower() in ['.war', '.jar']:
zf = zipfile.ZipFile(os.path.join(path, f))
found = False
for info in zf.infolist():
if 'node.ini' in info.filename:
found = True
member = zf.open(info.filename)
conf = member.read()
member.close()
break
zf.close()
else:
conf = findConfigBlock(path, f)
if conf is None:
continue
s = createGenericServerCls(path, f, conf)
s.client = self.client
if s.name not in servers:
servers[s.name] = s
except:
fname = os.path.join(path, f)
logging.error('Error while loading config file "%s":' % fname,
exc_info=True)
self.servers = servers
# send a message with the current server list
dispatcher.send('status', servers=self.status())
def refreshServers(self):
"""Refresh the list of available servers."""
servers = {}
# look for python plugins
for module in self.config.mods:
try:
__import__(module)
plugins = getPlugins(ILabradServer, sys.modules[module])
for plugin in plugins:
s = createPythonServerCls(plugin)
s.client = self.client
if s.name not in servers:
servers[s.name] = s
except:
logging.error('Error while loading plugins from module "%s":' % module,
exc_info=True)
# look for .ini files
for dirname in self.config.dirs:
for path, dirs, files in os.walk(dirname):
if '.nodeignore' in files:
del dirs[:] # clear dirs list so we don't visit subdirs
continue
for f in files:
try:
_, ext = os.path.splitext(f)
if ext.lower() not in self.config.extensions:
continue
if ext.lower() == '.ini':
with open(os.path.join(path, f)) as file:
conf = file.read()
elif ext.lower() in ['.war', '.jar']:
zf = zipfile.ZipFile(os.path.join(path, f))
found = False
for info in zf.infolist():
if 'node.ini' in info.filename:
found = True
member = zf.open(info.filename)
conf = member.read()
member.close()
break
zf.close()
else:
conf = findConfigBlock(path, f)
if conf is None:
continue
s = createGenericServerCls(path, f, conf)
s.client = self.client
if s.name not in servers:
servers[s.name] = s
except:
fname = os.path.join(path, f)
logging.error('Error while loading config file "%s":' % fname,
exc_info=True)
self.servers = servers
# send a message with the current server list
dispatcher.send('status', servers=self.status())
def refreshServers(self):
"""Refresh the list of available servers."""
servers = {}
# look for python plugins
for module in self.config.mods:
try:
__import__(module)
plugins = getPlugins(ILabradServer, sys.modules[module])
for plugin in plugins:
s = createPythonServerCls(plugin)
s.client = self.client
if s.name not in servers:
servers[s.name] = s
except:
print 'Error while loading plugins from module "%s":' % module
failure.Failure().printTraceback(elideFrameworkCode=1)
# look for .ini files
for dirname in self.config.dirs:
for path, dirs, files in os.walk(dirname):
for f in files:
try:
_, ext = os.path.splitext(f)
if ext.lower() not in self.config.extensions:
continue
if ext.lower() == '.ini':
with open(os.path.join(path, f)) as file:
conf = file.read()
else:
conf = findConfigBlock(path, f)
if conf is None:
continue
s = createGenericServerCls(path, f, conf)
s.client = self.client
if s.name not in servers:
servers[s.name] = s
except:
fname = os.path.join(path, f)
print 'Error while loading config file "%s":' % fname
failure.Failure().printTraceback(elideFrameworkCode=1)
self.servers = servers
# send a message with the current server list
dispatcher.send('status', servers=self.status())
def refreshServers(self):
"""Refresh the list of available servers."""
servers = {}
# look for python plugins
for module in self.config.mods:
try:
__import__(module)
plugins = getPlugins(ILabradServer, sys.modules[module])
for plugin in plugins:
s = createPythonServerCls(plugin)
s.client = self.client
if s.name not in servers:
servers[s.name] = s
except:
print 'Error while loading plugins from module "%s":' % module
failure.Failure().printTraceback(elideFrameworkCode=1)
# look for .ini files
for dirname in self.config.dirs:
for path, dirs, files in os.walk(dirname):
for f in files:
try:
_, ext = os.path.splitext(f)
if ext.lower() not in self.config.extensions:
continue
if ext.lower() == '.ini':
with open(os.path.join(path, f)) as file:
conf = file.read()
else:
conf = findConfigBlock(path, f)
if conf is None:
continue
s = createGenericServerCls(path, f, conf)
s.client = self.client
if s.name not in servers:
servers[s.name] = s
except:
fname = os.path.join(path, f)
print 'Error while loading config file "%s":' % fname
failure.Failure().printTraceback(elideFrameworkCode=1)
self.servers = servers
# send a message with the current server list
dispatcher.send('status', servers=self.status())
def refreshServers(self):
"""Refresh the list of available servers."""
# configs is a nested map from name to version to list of classes.
#
# This allows us to deal with cases where there are many definitions
# for different server versions, and possibly also redundant defitions
# for the same version.
configs = {}
# look for .ini files
for dirname in self.config.dirs:
for path, dirs, files in os.walk(dirname):
if '.nodeignore' in files:
del dirs[:] # clear dirs list so we don't visit subdirs
continue
for f in files:
try:
_, ext = os.path.splitext(f)
if ext.lower() not in self.config.extensions:
continue
if ext.lower() == '.ini':
with open(os.path.join(path, f)) as file:
conf = file.read()
elif ext.lower() in ['.war', '.jar']:
zf = zipfile.ZipFile(os.path.join(path, f))
found = False
for info in zf.infolist():
if 'node.ini' in info.filename:
found = True
member = zf.open(info.filename)
conf = member.read()
member.close()
break
zf.close()
else:
conf = findConfigBlock(path, f)
if conf is None:
continue
s = createGenericServerCls(path, f, conf)
s.client = self.client
if s.name not in configs:
configs[s.name] = {}
versions = configs.setdefault(s.name, {})
classes = versions.setdefault(s.version, [])
classes.append(s)
except Exception:
fname = os.path.join(path, f)
logging.error('Error while loading config file "%s":' % fname,
exc_info=True)
servers_dict = {}
for versions in configs.values():
for servers in versions.values():
if len(servers) > 1:
conflicting_files = [s.filename for s in servers]
s = servers[0]
logging.warning(
'Found redundant server configs with same name and '
'version; will use {}. name={}, version={}, '
'conflicting_files={}'
.format(s.filename, s.name, s.version,
conflicting_files))
servers = [ss[0] for ss in versions.values()]
servers.sort(key=lambda s: version_tuple(s.version))
if len(servers) > 1:
# modify server name for all but the latest version
for s in servers[:-1]:
s.name = '{}-{}'.format(s.name, s.version)
for s in servers:
servers_dict[s.name] = s
self.servers = servers_dict
# send a message with the current server list
dispatcher.send('status', servers=self.status())
def serverConnected(self, ID, name):
"""Called when a server connects to LabRAD."""
dispatcher.send('serverConnected', ID=ID, name=name)
def emitMessage(self, msg):
"""Emit a message to other parts of this application."""
dispatcher.send(msg,
sender=self,
server=self.__class__.name,
instance=self.name)
def serverConnected(self, ID, name):
"""Called when a server connects to LabRAD."""
dispatcher.send('serverConnected', ID=ID, name=name)
def emitMessage(self, msg):
"""Emit a message to other parts of this application."""
dispatcher.send(msg,
sender=self,
server=self.__class__.name,
instance=self.name)
def refreshServers(self):
"""Refresh the list of available servers."""
# configs is a nested map from name to version to list of classes.
#
# This allows us to deal with cases where there are many definitions
# for different server versions, and possibly also redundant defitions
# for the same version.
configs = {}
# look for .ini files
for dirname in self.config.dirs:
for path, dirs, files in os.walk(dirname):
if '.nodeignore' in files:
del dirs[:] # clear dirs list so we don't visit subdirs
continue
for f in files:
try:
_, ext = os.path.splitext(f)
if ext.lower() not in self.config.extensions:
continue
if ext.lower() == '.ini':
with open(os.path.join(path, f)) as file:
conf = file.read()
elif ext.lower() in ['.war', '.jar']:
zf = zipfile.ZipFile(os.path.join(path, f))
found = False
for info in zf.infolist():
if 'node.ini' in info.filename:
found = True
member = zf.open(info.filename)
conf = member.read()
member.close()
break
zf.close()
else:
conf = findConfigBlock(path, f)
if conf is None:
continue
s = createGenericServerCls(path, f, conf)
s.client = self.client
if s.name not in configs:
configs[s.name] = {}
versions = configs.setdefault(s.name, {})
classes = versions.setdefault(s.version, [])
classes.append(s)
except Exception:
fname = os.path.join(path, f)
logging.error('Error while loading config file "%s":' % fname,
exc_info=True)
servers_dict = {}
for versions in configs.values():
for servers in versions.values():
if len(servers) > 1:
conflicting_files = [s.filename for s in servers]
s = servers[0]
logging.warning(
'Found redundant server configs with same name and '
'version; will use {}. name={}, version={}, '
'conflicting_files={}'
.format(s.filename, s.name, s.version,
conflicting_files))
servers = [ss[0] for ss in versions.values()]
servers.sort(key=lambda s: version_tuple(s.version))
if len(servers) > 1:
# modify server name for all but the latest version
for s in servers[:-1]:
s.name = '{}-{}'.format(s.name, s.version)
for s in servers:
servers_dict[s.name] = s
self.servers = servers_dict
# send a message with the current server list
dispatcher.send('status', servers=self.status())
