def trace(self, txt):
"""
Display message in the screen
@param txt: message
@type txt: string
"""
Logger.debug("[%s] %s" %
(self.__class__.__name__, unicode(txt).encode('utf-8')))
def trace(self, txt):
"""
Display message in the screen
@param txt: message
@type txt: string
"""
if sys.version_info[0] < 3:
if not isinstance(txt, unicode):
txt = unicode(txt, 'latin2')
Logger.debug("[%s] %s" % (self.__class__.__name__, txt))
def isUp(self):
"""
Try to connect to the database
Detect the version of the mysql server
"""
timeoutVal = Settings.getInt('Boot', 'timeout-sql-server')
timeout = False
go = False
startTime = time.time()
while (not go) and (not timeout):
# timeout elapsed ?
if (time.time() - startTime) >= timeoutVal:
timeout = True
else:
try:
self.trace("try to connect to the database")
conn = MySQLdb.connect(host=Settings.get('MySql', 'ip'),
user=Settings.get('MySql', 'user'),
passwd=Settings.get('MySql', 'pwd'),
db=Settings.get('MySql', 'db'),
unix_socket=Settings.get(
'MySql', 'sock'))
go = True
self.trace("connection successful")
except MySQLdb.Error as e:
Logger.debug("connect to the database failed: %s" % str(e))
Logger.debug("retry in %s second" %
Settings.get('MySql', 'retry-connect'))
time.sleep(int(Settings.get('MySql', 'retry-connect')))
if timeout:
raise Exception("db manager not ready: timeout")
if go:
self.trace("retrieve mysql version")
cursor = conn.cursor()
cursor.execute("SELECT VERSION()")
row = cursor.fetchone()
cursor.close()
conn.close()
self.dbVersion = row[0]
self.trace(self.dbVersion)
def isUp():
"""
Check if the web server if ready (apache)
"""
try:
# init the http
timeoutVal = Settings.getInt('Boot','timeout-http-server')
http = httplib2.Http(timeout=timeoutVal, disable_ssl_certificate_validation=True,
ca_certs="%s/Libs/cacerts.txt" % Settings.getDirExec() )
http.add_credentials( Settings.get('Web','login'), Settings.get('Web','password') )
http.force_exception_to_status_code = True
scheme = 'http'
portHttp = Settings.get('Web','http-port')
if Settings.getInt('Web','https'):
scheme = 'https'
portHttp = Settings.get('Web','https-port')
uri = '%s://%s:%s/%s/index.php' % ( scheme,
Settings.get('Web','fqdn'),
portHttp,
Settings.get('Web', 'path') )
timeout = False
go = False
startTime = time.time()
while (not go) and (not timeout):
# timeout elapsed ?
if (time.time() - startTime) >= timeoutVal:
timeout = True
else:
# test the web server
Logger.debug("Get index: %s" % uri)
resp, content = http.request(uri, "GET")
if resp['status'] == '200':
Logger.debug( "200 OK received" )
go = True
else:
Logger.debug( "response incorrect (%s)" % resp['status'] )
Logger.debug( "response (%s)" % resp )
Logger.debug( "response content (%s)" % content )
Logger.debug( "retry in %s second" % Settings.get('Web','retry-connect') )
time.sleep( int(Settings.get('Web','retry-connect')) )
if timeout:
raise Exception("timeout" )
except Exception as e:
raise Exception("server web not ready: %s" % str(e) )