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#!/usr/bin/python
########################################################
### Python Script to generate the FRR support bundle ###
########################################################
import os
import subprocess
import datetime
TOOLS_DIR="tools/"
ETC_DIR="/etc/frr/"
LOG_DIR="/var/log/frr/"
SUCCESS = 1
FAIL = 0
inputFile = ETC_DIR + "support_bundle_commands.conf"
# Open support bundle configuration file
def openConfFile(i_file):
try:
with open(i_file) as supportBundleConfFile:
lines = filter(None, (line.rstrip() for line in supportBundleConfFile))
return lines
except IOError:
return ([])
# Create the output file name
def createOutputFile(procName):
fileName = procName + "_support_bundle.log"
oldFile = LOG_DIR + fileName
cpFileCmd = "cp " + oldFile + " " + oldFile + ".prev"
rmFileCmd = "rm -rf " + oldFile
print("Making backup of " + oldFile)
os.system(cpFileCmd)
print("Removing " + oldFile)
os.system(rmFileCmd)
return fileName
# Open the output file for this process
def openOutputFile(fileName):
crt_file_cmd = LOG_DIR + fileName
print(crt_file_cmd)
try:
outputFile = open(crt_file_cmd, "w")
return outputFile
except IOError:
return ()
# Close the output file for this process
def closeOutputFile(file):
try:
file.close()
return SUCCESS
except IOError:
return FAIL
# Execute the command over vtysh and store in the
# output file
def executeCommand(cmd, outputFile):
cmd_exec_str = "vtysh -c \"" + cmd + "\" "
try:
cmd_output = subprocess.check_output(cmd_exec_str, shell=True)
try:
dateTime = datetime.datetime.now()
outputFile.write(">>[" + str(dateTime) + "]" + cmd + "\n")
outputFile.write(cmd_output)
outputFile.write("########################################################\n")
outputFile.write('\n')
except:
print("Writing to ouptut file Failed")
except subprocess.CalledProcessError as e:
dateTime = datetime.datetime.now()
outputFile.write(">>[" + str(dateTime) + "]" + cmd + "\n")
outputFile.write(e.output)
outputFile.write("########################################################\n")
outputFile.write('\n')
print("Error:" + e.output)
# Process the support bundle configuration file
# and call appropriate functions
def processConfFile(lines):
for line in lines:
if line[0][0] == '#':
continue
cmd_line = line.split(':')
if cmd_line[0] == "PROC_NAME":
outputFileName = createOutputFile(cmd_line[1])
if outputFileName:
print(outputFileName, "created for", cmd_line[1])
elif cmd_line[0] == "CMD_LIST_START":
outputFile = openOutputFile(outputFileName)
if outputFile:
print(outputFileName, "opened")
else:
print(outputFileName, "open failed")
return FAIL
elif cmd_line[0] == "CMD_LIST_END":
if closeOutputFile(outputFile):
print(outputFileName, "closed")
else:
print(outputFileName, "close failed")
else:
print("Execute:" , cmd_line[0])
executeCommand(cmd_line[0], outputFile)
# Main Function
lines = openConfFile(inputFile)
if not lines:
print("File support_bundle_commands.conf not present in /etc/frr/ directory")
else:
processConfFile(lines)
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