adding new class for log mgt/rotation on remote servers

ci-scripts/cls_log_mgt.py

+# * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+# * contributor license agreements.  See the NOTICE file distributed with
+# * this work for additional information regarding copyright ownership.
+# * The OpenAirInterface Software Alliance licenses this file to You under
+# * the OAI Public License, Version 1.1  (the "License"); you may not use this file
+# * except in compliance with the License.
+# * You may obtain a copy of the License at
+# *
+# *      http://www.openairinterface.org/?page_id=698
+# *
+# * Unless required by applicable law or agreed to in writing, software
+# * distributed under the License is distributed on an "AS IS" BASIS,
+# * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# * See the License for the specific language governing permissions and
+# * limitations under the License.
+# *-------------------------------------------------------------------------------
+# * For more information about the OpenAirInterface (OAI) Software Alliance:
+# *      contact@openairinterface.org
+# */
+#---------------------------------------------------------------------
+#
+#   Required Python Version
+#     Python 3.x
+#
+#---------------------------------------------------------------------
+
+#import sys
+import re
+import subprocess
+
+class Log_Mgt:
+
+	def __init__(self,IPAddress,Password,path,filesize):
+		self.IPAddress=IPAddress
+		self.Password="oaicicd"
+		self.path=path
+		self.filesize=filesize
+
+#-----------------$
+#PRIVATE# Methods$
+#-----------------$
+
+
+	def __CheckAvailSpace(self):
+		HOST=self.IPAddress
+		COMMAND="df "+ self.path
+		ssh = subprocess.Popen(["ssh", "%s" % HOST, COMMAND],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		result = ssh.stdout.readlines()
+		s=result[1].decode('utf-8').rstrip()
+		tmp=s.split()
+		return tmp[3]
+
+	def __GetOldestFile(self):
+		HOST=self.IPAddress
+		COMMAND="ls -rtl "+ self.path
+		ssh = subprocess.Popen(["ssh", "%s" % HOST, COMMAND],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		result = ssh.stdout.readlines()
+		s=result[1].decode('utf-8').rstrip()
+		tmp=s.split()
+		return tmp[8]
+
+#-----------------$
+#PUBLIC Methods$
+#-----------------$
+
+
+
+	def LogRotation(self):
+		avail_space = self.__CheckAvailSpace()
+		print("Avail Space : " + avail_space + " / Artifact Size : " + self.filesize)
+		if filesize > avail_space:
+			oldestfile=self.__GetOldestFile()
+			HOST=self.IPAddress
+			COMMAND="echo " + self.Password + " | sudo -S rm "+ self.path + "/" + oldestfile
+			print(COMMAND)
+			ssh = subprocess.Popen(["ssh", "%s" % HOST, COMMAND],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		else:
+			print("Still some space left for artifacts storage")
+			
+
+#if __name__ == "__main__":
+#	IPAddress=sys.argv[1]
+#	Password=sys.argv[2]
+#	path=sys.argv[3]
+#	filesize=sys.argv[4]
+#	log=Log_Mgt(IPAddress,Password,path,filesize)
+#	log.LogRotation()