Reference Manual

Functions
def	get_credentials

def	get_credentials_for_schema

def	get_credentials_from_file

def	netrc_machine

Variables
string	admin_role = 'admin'

string	authPathEnvVar = 'COND_AUTH_PATH'

string	dbkey_filename = 'db.key'

tuple	dbkey_folder = os.path.join('.cms_cond',dbkey_filename)

string	defAuthPathEnvVar = 'HOME'

string	netrcFileName = '.netrc'

string	reader_role = 'reader'

string	writer_role = 'writer'

Function Documentation

def credentials.get_credentials	(	machine,
		authPath = `None`
	)

Definition at line 26 of file credentials.py.

References get_credentials_from_file().

Referenced by db_credentials.get_db_credentials().

 
 def get_credentials( machine, authPath=None ):
     if authPath is None:
         if authPathEnvVar in os.environ:
             authPath = os.environ[authPathEnvVar]
         else:
             if defAuthPathEnvVar in os.environ:
                 authPath = os.environ[defAuthPathEnvVar]
             else:
                 authPath = ''
     return get_credentials_from_file( machine, authPath )

credentials.get_credentials

def get_credentials

Definition: credentials.py:26

credentials.get_credentials_from_file

def get_credentials_from_file

Definition: credentials.py:19

def credentials.get_credentials_for_schema	(	service,
		schema,
		role,
		authPath = `None`
	)

Definition at line 37 of file credentials.py.

 
 def get_credentials_for_schema( service, schema, role, authPath=None ):
     if authPath is None:
         if authPathEnvVar in os.environ:
             authPath = os.environ[authPathEnvVar]
         else:
             if defAuthPathEnvVar in os.environ:
                 authPath = os.environ[defAuthPathEnvVar]
             else:
                 authPath = ''
     dbkey_path = os.path.join(authPath,dbkey_folder)
     if not os.path.exists(dbkey_path):
         authFile = os.path.join(authPath,'.netrc')
         if not os.path.exists(authFile):
             raise Exception("Can't get db credentials, since neither db key nor Netrc file have been found.")
         machine = '%s@%s.%s' %(role,schema.lower(),service)
         logging.debug('Looking up db credentials %s in file %s ' %(machine,authFile) )
         import netrc
         params = netrc.netrc( authFile ).authenticators(machine)
         if params is None:
             msg = 'The required credentials have not been found in the .netrc file.' 
             raise Exception(msg)
         return params
     else:
         import libCondDBPyBind11Interface as credential_db
         roles_map = { reader_role: credential_db.reader_role, writer_role: credential_db.writer_role, admin_role: credential_db.admin_role }
         connection_string = 'oracle://%s/%s'%(service.lower(),schema.upper())
         logging.debug('Looking up db credentials for %s in credential store' %connection_string )
         (dbuser,username,password) = credential_db.get_credentials_from_db(connection_string,roles_map[role],authPath)
         if username=='' or password=='':
             raise Exception('No credentials found to connect on %s with the required access role.'%connection_string)       
         return (username,dbuser,password)
 

def credentials.get_credentials_from_file	(	machine,
		authPath
	)

Definition at line 19 of file credentials.py.

Referenced by get_credentials().

 
 def get_credentials_from_file( machine, authPath ):
     authFile = netrcFileName
     if not authPath is None:
         authFile = os.path.join( authPath, authFile )
     creds = netrc.netrc( authFile ).authenticators(machine)
     return creds

credentials.get_credentials_from_file

def get_credentials_from_file

Definition: credentials.py:19

def credentials.netrc_machine	(	service,
		role
	)

Functions

Variables

Function Documentation

Variable Documentation