def checkVersion(self, verstr):
"""Checks if Asterisk version is higher than or equal to version
identified by verstr.
@param version: Version string.
"""
return self._asterisk_version >= util.SoftwareVersion(verstr)
def _initAsteriskVersion(self):
"""Query Asterisk Manager Interface for Asterisk Version to configure
system for compatibility with multiple versions
.
CLI Command - core show version
"""
if self._ami_version > util.SoftwareVersion('1.0'):
cmd = "core show version"
else:
cmd = "show version"
cmdresp = self.executeCommand(cmd)
mobj = re.match('Asterisk\s*(SVN-branch-|\s)(\d+(\.\d+)*)', cmdresp)
if mobj:
self._asterisk_version = util.SoftwareVersion(mobj.group(2))
else:
raise Exception('Asterisk version cannot be determined.')
def checkVersion(self, verstr):
"""Checks if PostgreSQL Server version is higher than or equal to
version identified by verstr.
@param version: Version string.
"""
return self._version >= util.SoftwareVersion(verstr)
def _connect(self):
"""Establish connection to PostgreSQL Database."""
if self._connParams:
self._conn = psycopg2.connect(**self._connParams)
else:
self._conn = psycopg2.connect('')
try:
ver_str = self._conn.get_parameter_status('server_version')
except AttributeError:
ver_str = self.getParam('server_version')
self._version = util.SoftwareVersion(ver_str)
def _getGreeting(self):
"""Read and parse Asterisk Manager Interface Greeting to determine and
set Manager Interface version.
"""
greeting = self._conn.read_until("\r\n", connTimeout)
mobj = re.match('Asterisk Call Manager\/([\d\.]+)\s*$', greeting)
if mobj:
self._ami_version = util.SoftwareVersion(mobj.group(1))
else:
raise Exception("Asterisk Manager Interface version cannot be determined.")
