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#!/usr/bin/python
# Copyright (C) 2010 Gluster, Inc. <http://www.gluster.com>
# This file is part of Gluster Storage Platform.
#
# Gluster Storage Platform is free software; you can redistribute it
# and/or modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3 of
# the License, or (at your option) any later version.
#
# Gluster Storage Platform is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see
# <http://www.gnu.org/licenses/>.
import os
import sys
#import subprocess
import Utils
import DiskUtils
from optparse import OptionParser
def writeStatus(deviceFormatStatusFile, message):
try:
fp = open(deviceFormatStatusFile, "w")
fp.write(message)
fp.close()
except IOError, e:
Utils.log("Failed to update log file %s: %s" % (deviceFormatStatusFile, str(e)))
return False
return True
def main():
parser = OptionParser()
parser.add_option("-t", "--type", action="store", type="string", dest="fstype")
(options, args) = parser.parse_args()
if len(args) != 1:
sys.stderr.write("usage: %s [-t FSTYPE] DEVICE" % os.path.basename(sys.argv[0]))
sys.exit(-1)
device = args[0]
deviceFormatLockFile = Utils.getDeviceFormatLockFile(device)
deviceFormatStatusFile = Utils.getDeviceFormatStatusFile(device)
deviceFormatOutputFile = Utils.getDeviceFormatOutputFile(device)
if os.path.exists(deviceFormatStatusFile):
Utils.log("device format status file %s exists" % deviceFormatStatusFile)
sys.exit(1)
if os.path.exists(deviceFormatLockFile):
Utils.log("device format lock file %s exists" % deviceFormatLockFile)
sys.exit(2)
try:
fp = open(deviceFormatLockFile, "w")
fp.close()
except OSError, e:
Utils.log("failed to create lock file %s: %s" % (deviceFormatLockFile, str(e)))
writeStatus(deviceFormatStatusFile, "Lock file creation failed\n")
sys.exit(3)
try:
fptr = open(deviceFormatOutputFile, 'w')
except IOError, e:
Utils.log("failed to create output file %s" % deviceFormatOutputFile)
writeStatus(deviceFormatStatusFile, "Output file creation failed\n")
Utils.removeFile(deviceFormatLockFile)
sys.exit(4)
if options.fstype:
command = "gluster-provision-block -t %s %s" % (options.fstype, device)
else:
command = "gluster-provision-block %s" % (device)
process = Utils.runCommandBG(command,
stdinFileObj=subprocess.PIPE,
stdoutFileObj=fptr,
stderrFileObj=subprocess.PIPE)
if process:
status = process.wait()
else:
Utils.removeFile(deviceFormatOutputFile)
Utils.removeFile(deviceFormatLockFile)
writeStatus(deviceFormatStatusFile, "Device format failed\n")
sys.exit(5)
## try:
## process = subprocess.Popen(command,
## stdout=fptr,
## stderr=subprocess.PIPE,
## stdin=subprocess.PIPE,
## close_fds=True)
## status = process.wait()
## except OSError:
## os.unlink(deviceFormatOutputFile)
## Utils.log(syslog.LOG_ERR, "formatting disk command failed. command: %s" % str(command))
## writeStatus(deviceFormatStatusFile, "Formatting disk command failed\n")
## removeLockFile()
## sys.exit(-5)
if status != 0:
Utils.removeFile(deviceFormatOutputFile)
Utils.removeFile(deviceFormatLockFile)
writeStatus(deviceFormatStatusFile, "Device format failed\n")
sys.exit(6)
if Utils.runCommand("/usr/bin/lshal") != 0:
Utils.log("failed running /usr/bin/lshal")
writeStatus(deviceFormatStatusFile, "Completed\n")
Utils.removeFile(deviceFormatOutputFile)
Utils.removeFile(deviceFormatLockFile)
sys.exit(0)
if __name__ == "__main__":
main()
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