diff options
Diffstat (limited to 'extras/volgen/glusterfs-volgen')
| -rwxr-xr-x | extras/volgen/glusterfs-volgen | 309 |
1 files changed, 154 insertions, 155 deletions
diff --git a/extras/volgen/glusterfs-volgen b/extras/volgen/glusterfs-volgen index 1151053ac..3781f6d0b 100755 --- a/extras/volgen/glusterfs-volgen +++ b/extras/volgen/glusterfs-volgen @@ -1,7 +1,7 @@ #!/usr/bin/python import getopt, sys, os, string -import subprocess +from optparse import OptionParser,OptionGroup,make_option if not "/usr/share/glusterfs" in sys.path: sys.path.append("/usr/share/glusterfs") @@ -9,176 +9,175 @@ if not "/usr/share/glusterfs" in sys.path: from CreateVolfile import * from CreateBooster import * -def print_usage (name): - spaces = ' ' * (len(name) + 1) - print name, "--name <volume-name>" - print "%s[--raid 0|1]" % spaces - print "%s[--transport tcp,ib-verbs]" % spaces - print "%s[--port <port>]" % spaces - print "%s[--ibdev <lid>]" % spaces - print "%s[--auth <ip-range>]" % spaces - print "%s[--conf-dir <confdir>]" % spaces - print "%s[--usage]" % spaces - print "%s[--nfs]" % spaces - print "%s[--cifs]" % spaces - print "%s[--version]" % spaces - print "%shost1:<export> host2:<export> ... hostN:<exportNN>" % spaces - return - -def print_version (version): - print "glusterfs-volgen %s: A tool to generate volume files for GlusterFS." % version - print "Copyright (C) 2009 Gluster, Inc. <http://www.gluster.com>" - print """License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> -This is free software: you are free to change and redistribute it. -There is NO WARRANTY, to the extent permitted by law.""" - - -def main (): - - needs_upgrade = None - needs_nfs = None - needs_cifs = None - version_num ="3.0" - _volume_name = None - _server_chain = {} - _server = None - _transports = ['tcp'] - _transport = None - _port = 6996 - _auth_param = "*" - _ib_dev = 1 - _raid_type = None - node = None - _conf_dir = None - - try: - (opt, args) = getopt.getopt (sys.argv[1:], "r:t:p:n:a:i:ch", - ["raid=", - "transport=", - "port=", - "name=", - "auth=", - "ibdev=", - "conf-dir=", - "nfs", - "cifs", - "usage", - "version", - "help"]) - - except getopt.GetoptError, (msg, opt): - print msg - sys.exit (1) - - for (o, val) in opt: - if o == '--usage' or o == '--help': - print_usage (sys.argv[0]) - sys.exit (0) - - if o == '-n' or o == '--name': - _volume_name = val - - if o == '--nfs': - needs_nfs = 1 - - if o == '--cifs': - needs_cifs = 1 - - if o == '-t' or o == '--transport': - if not val: - print "--transport: option " + val + \ - " is not valid transport type" - sys.exit (1) - _transports = val.split(',') - - if o == '-a' or o == '--auth': - _auth_param = val - - if o == '-p' or o == '--port': - _port = int(val) - - if o == '-r' or o == '--raid': - if (val != "1" and val != "0"): - print "--raid: option " + val + " is not valid raid type" - sys.exit (1) - _raid_type = int (val) - - if o == '-i' or o == '--ibdev': - _ib_dev = int(val) - - if o == '-v' or o == '--version': - print_version (version_num) - sys.exit (0) - - if o == '-c' or o == '--conf-dir': - _conf_dir = val - - if _volume_name is None: - print "Volume name is mandatory, please provide volume name.. exiting" - print_usage(sys.argv[0]) - sys.exit(1) - +def check_duplicate_entry(args): + """Check duplicate entries in incoming arguments""" _tmp = [] for server in args: if server not in _tmp: _tmp.append (server) else: print "Duplicate arguments detected (%s)" % server - sys.exit(1) + raise ValueError - node = server.split(':')[0] - _server_chain[node] = [] + return - for server in args: - node = server.split(':')[0] - if server.split(':')[1] not in _server_chain [node]: - if server.split(':')[1][0] != '/': - print "Absolute export path required for %s" % server - sys.exit(1) - _server_chain [node].append (server.split(':')[1]) +def args2dict(args): + + keyvalue = {} + for arg in args: + first = arg.split(':')[0] + keyvalue[first] = [] + + for arg in args: + first = arg.split(':')[0] + if arg.split(':')[1] not in keyvalue[first]: + if arg.split(':')[1][0] != '/': + print "Absolute export path required for %s" % arg + raise ValueError + keyvalue[first].append (arg.split(':')[1]) + + return keyvalue + +def args2array(args): + + array = [] + array = args + + return array + +def generate_volume_files (): + + num_stripe = 4 + num_replica = 2 + + usage_str = "%prog: -n <VOLUMENAME> -t <TRANSPORT> -p <NUMBER> -a <AUTH> -r <TYPE>" + version_str = "%prog 3.0" + desc_str = "A tool to generate volume files for GlusterFS." + + parse = OptionParser(usage=usage_str, version=version_str, description=desc_str) + + # Basic option list + group = OptionGroup(parse, "Basic Options") + group.add_option("-n", "--name", dest="volume_name", + help="<volume-name>") + group.add_option("-t", "--transport", dest="transport_type", + default="tcp", help="tcp,ib-verbs default: tcp") + group.add_option("-p", "--port", type="int", + dest="port", default=6996, + help="<port> number") + group.add_option("-a", "--auth", dest="auth_param", default="*", + help="comma seperated ip range") + group.add_option("-r", "--raid", type="int", dest="raid_type", + help="0|1") + group.add_option("--nfs", action="store_true", dest="need_nfs", + default=False, help="booster nfs reexport") + group.add_option("--cifs", action="store_true", dest="need_cifs", + default=False, help="booster cifs reexport"), + parse.add_option_group(group) + + # CIFS option list + group = OptionGroup(parse, "CIFS Options") + group.add_option("--username", dest="cifs_username", + default="gluster", help="<cifs_username>") + group.add_option("--guest", action="store_true", + dest="enable_guest", default=False, + help="enable guest access") + parse.add_option_group(group) + # NFS option list + + # Advanced option list + group = OptionGroup(parse, "Advanced Options") + group.add_option("--ibdev", type="int", dest="ib_dev", + default=1, help="Infiniband device number <N>") + group.add_option("-c", "--conf-dir", dest="conf_dir", + help="output directory for volume files"), + parse.add_option_group(group) + + group = OptionGroup(parse, "Extra Options") + group.add_option("--unused", action="store_true", + dest="unused", default=False, + help="enable unused options") + group.add_option("--debug", action="store_true", + dest="debug", default=False, + help="add all debug modules to volumes") + + parse.add_option_group(group) + + (options, args) = parse.parse_args() + + if options.volume_name is None: + print "Error: volume name is mandatory, please provide volume name" + raise ValueError + + if options.transport_type: + transports = options.transport_type.split(',') + for transport in transports: + if (transport != "tcp" and transport != "ib-verbs"): + print "Error: --transport: option " + transport + \ + " is not valid transport type" + raise ValueError + + if options.raid_type: + if (options.raid_type != 1 and options.raid_type != 0): + print "Error: --raid: option " + str(options.raid_type) + " is not valid raid type" + raise ValueError + + + check_duplicate_entry(args) - num_servers = len (_server_chain.keys()) + server_dict = {} - if num_servers is 0: - print "no servers provided, exiting" - print_usage(sys.argv[0]) - sys.exit (1) + server_dict = args2dict(args) - print num_servers + server_array = args2array(args) + if len (server_dict.keys()) == 0: + print "Error: no servers provided, please provide atleast one server" + raise ValueError - for _server in _server_chain.keys(): - create_exp = CreateVolfile (_server_chain, _server, - _volume_name, None, - _transports, _port, - _auth_param, _ib_dev, - _conf_dir, None) + if options.raid_type == 1: + if (len(server_array) % num_replica) != 0: + print "raid type (%d) and number of volumes (%d) invalid" % (options.raid_type, + len(server_array)) + raise ValueError + + if options.raid_type == 0: + if (len(server_array) % num_stripe) != 0: + print "raid type (%d) and number of volumes (%d) invalid" % (options.raid_type, + len(server_array)) + raise ValueError + + for server in server_dict.keys(): + create_exp = CreateVolfile (server_dict, server, + None, transports, + options, None) try: create_exp.create_export_volfile () except IOError, (errno, strerror): - print "Got %s creating server volfiles for %s" % (strerror, _server) - - for _transport in _transports: - create_mnt = CreateVolfile (_server_chain, None, - _volume_name, _transport, - _transports, _port, - _auth_param, _ib_dev, - _conf_dir, args) + print "Got %s creating server volfiles for %s" % (strerror, server) + + for transport in transports: + create_mnt = CreateVolfile (server_dict, None, + transport, transports, + options, server_array) try: - create_mnt.create_mount_volfile (_raid_type) + create_mnt.create_mount_volfile () except IOError, (errno, strerror): - print "Got %s creating client volfiles for transport '%s'" % (strerror, _transport) - - - for _server in _server_chain.keys(): - for export_dir in _server_chain[_server]: - commonobj = CreateBooster (_volume_name, export_dir) - if needs_nfs is 1 or needs_cifs is 1: - commonobj.configure_booster_fstab () - if needs_nfs is 1: - commonobj.configure_nfs_booster () - if needs_cifs is 1: - commonobj.configure_cifs_booster () - return + print "Got %s creating client volfiles for transport '%s'" % (strerror, transport) + + + create_booster = CreateBooster (options) + try: + create_booster.configure_booster () + except IOError, (errno, strerror): + print "Got %s creating booster configuration '%s'" % (strerror, export_dir) + +def main (): + + try: + generate_volume_files() + except ValueError: + sys.exit(1) + -main () +main() |