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Diffstat (limited to 'extras/glusterfs-volgen')
| -rw-r--r-- | extras/glusterfs-volgen | 433 |
1 files changed, 0 insertions, 433 deletions
diff --git a/extras/glusterfs-volgen b/extras/glusterfs-volgen deleted file mode 100644 index 5dcb9e3ce..000000000 --- a/extras/glusterfs-volgen +++ /dev/null @@ -1,433 +0,0 @@ -#!/usr/bin/python - -import getopt, sys, os, string - -transport_type = "tcp" -gfs_port = 6996 -raid_type = None -num_replica = 2 -num_stripe = 4 -cache_size = "1GB" - -def print_usage (name): - spaces = ' ' * (len(name) + 1) - print name, " --name <volume-name>" - print "%s[--raid 0|1|10]" % spaces - print "%s[--transport tcp|ib-verbs]" % spaces - print "%s[--cache-size <cache-size>]" % spaces - print "%s[--port <port>]" % spaces - print "%s[--export-directory <export-dir>]" % spaces - print "%s[--num-stripe n]" % spaces - print "%s[--num-replica m]" % spaces - print "%s[--usage, --help]" % spaces - print "%s[--upgrade]" % spaces - print "%s[--version]" % spaces - print "%sserver1 server2 ... serverN" % 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 print_error (msg): - print "%s: %s" % (sys.argv[0], msg) - -def setup_env (): -# os.system ("mkdir -p "confdir"/glusterfs") -# os.system ("touch "confdir"/glusterfs/19993") - return - -def print_mount_volume (mount_fd, servers): - - global raid_type - global gfs_port - global transport_type - global num_replica - global num_stripe - global cache_size - - # Make sure 'server list is uniq' - tmp_servers = [] - for server in servers: - if server in tmp_servers: - print "duplicate entry in server list (%s).. exiting" % server - sys.exit (1) - tmp_servers.append (server); - - num_servers = len (servers) - - if num_servers is 0: - print "no servers given, exiting" - sys.exit (1) - - # Make sure proper RAID type is given - if raid_type == 1: - if (num_servers % num_replica) != 0: - print_error ("raid type (%d) and number of of hosts (%d) not appropriate" % (raid_type, num_servers)) - sys.exit (1) - num_stripe = 1 - - if raid_type == 0: - if (num_servers % num_stripe) != 0: - print_error ("raid type (%d) and number of of hosts (%d) not appropriate" % (raid_type, num_servers)) - sys.exit (1) - num_replica = 1 - - if raid_type == 10: - if (num_servers % (num_replica * num_stripe)) != 0: - print_error ("raid type (%d) and number of of hosts (%d) not appropriate" % (raid_type, num_servers)) - sys.exit (1) - - cmdline = string.join (sys.argv, ' ') - mount_fd.write ("## file auto generated by %s (mount.vol)\n" % sys.argv[0]) - mount_fd.write ("# Cmd line:\n") - mount_fd.write ("# $ %s\n\n" % cmdline) - - if raid_type is not None: - # Used for later usage - mount_fd.write ("# RAID %d\n" % raid_type) - - mount_fd.write ("# TRANSPORT-TYPE %s\n" % transport_type) - mount_fd.write ("# PORT %d\n\n" % gfs_port) - - for host in servers: - mount_fd.write ("volume %s\n" % host) - mount_fd.write (" type protocol/client\n") - mount_fd.write (" option transport-type %s\n" % transport_type) - mount_fd.write (" option remote-host %s\n" % host) - mount_fd.write (" option remote-port %d\n" % gfs_port) - mount_fd.write (" option remote-subvolume brick\n") - mount_fd.write ("end-volume\n\n") - - subvolumes = [] - subvolumes.append (host) - - # Stripe section.. if given - if raid_type is 0 or raid_type is 10: - subvolumes = [] - temp = [] - flag = 0 - for host in servers: - temp.append (host) - flag += 1 - if (flag % num_stripe) is 0: - subvolumes.append (string.join (temp, ' ')) - temp = [] - - max_stripe_idx = len (servers) / num_stripe - stripe_idx = 0 - while stripe_idx < max_stripe_idx: - mount_fd.write ("volume stripe-%d\n" % stripe_idx) - mount_fd.write (" type cluster/stripe\n") - mount_fd.write (" subvolumes %s\n" % subvolumes[stripe_idx]) - mount_fd.write ("end-volume\n\n") - stripe_idx += 1 - - # Replicate section - if raid_type is 1 or raid_type is 10: - if raid_type is 1: - subvolumes = [] - temp = [] - flag = 0 - for host in servers: - temp.append (host) - flag += 1 - if (flag % num_replica) is 0: - subvolumes.append (string.join (temp, ' ')) - temp = [] - else: - subvolumes = [] - temp = [] - flag = 0 - while flag < stripe_idx: - temp.append ("stripe-%d" % flag) - flag += 1 - if (flag % num_replica) is 0: - subvolumes.append (string.join (temp, ' ')) - temp = [] - - max_mirror_idx = len (servers) / (num_replica * num_stripe) - mirror_idx = 0 - while mirror_idx < max_mirror_idx: - mount_fd.write ("volume mirror-%d\n" % mirror_idx) - mount_fd.write (" type cluster/replicate\n") - mount_fd.write (" subvolumes %s\n" % subvolumes[mirror_idx]) - mount_fd.write ("end-volume\n\n") - mirror_idx += 1 - - # Distribute section - if raid_type is None: - subvolumes = [] - for host in servers: - subvolumes.append (host) - - elif raid_type is 0: - subvolumes = [] - flag = 0 - while flag < stripe_idx: - subvolumes.append ("stripe-%d" % flag) - flag += 1 - else: - subvolumes = [] - flag = 0 - while flag < mirror_idx: - subvolumes.append ("mirror-%d" % flag) - flag += 1 - - if len (subvolumes) > 1: - mount_fd.write ("volume distribute\n") - mount_fd.write (" type cluster/distribute\n") - mount_fd.write (" subvolumes %s\n" % string.join (subvolumes, ' ')) - mount_fd.write ("end-volume\n\n") - subvolumes[0] = "distribute" - - mount_fd.write ("volume writebehind\n") - mount_fd.write (" type performance/write-behind\n") - mount_fd.write (" option cache-size 4MB\n") - mount_fd.write (" subvolumes %s\n" % subvolumes[0]) - mount_fd.write ("end-volume\n\n") - - mount_fd.write ("volume io-cache\n") - mount_fd.write (" type performance/io-cache\n") - mount_fd.write (" option cache-size %s\n" % cache_size) - mount_fd.write (" subvolumes writebehind\n") - mount_fd.write ("end-volume\n\n") - - return - -def print_export_volume (exp_fd, export_dir): - - global transport_type - global gfs_port - - cmdline = string.join (sys.argv, ' ') - exp_fd.write ("## file auto generated by %s (export.vol)\n" % sys.argv[0]) - exp_fd.write ("# Cmd line:\n") - exp_fd.write ("# $ %s\n\n" % cmdline) - - exp_fd.write ("# TRANSPORT-TYPE %s\n" % transport_type) - exp_fd.write ("# PORT %d\n\n" % gfs_port) - - exp_fd.write ("volume posix\n") - exp_fd.write (" type storage/posix\n") - exp_fd.write (" option directory %s\n" % export_dir) - exp_fd.write ("end-volume\n\n") - - exp_fd.write ("volume locks\n") - exp_fd.write (" type features/locks\n") - exp_fd.write (" subvolumes posix\n") - exp_fd.write ("end-volume\n\n") - - exp_fd.write ("volume brick\n") - exp_fd.write (" type performance/io-threads\n") - exp_fd.write (" option thread-count 8\n") - exp_fd.write (" subvolumes locks\n") - exp_fd.write ("end-volume\n\n") - - exp_fd.write ("volume server\n") - exp_fd.write (" type protocol/server\n") - exp_fd.write (" option transport-type %s\n" % transport_type) - exp_fd.write (" option auth.addr.brick.allow *\n") - exp_fd.write (" option listen-port %d\n" % gfs_port) - exp_fd.write (" subvolumes brick\n") - exp_fd.write ("end-volume\n\n") - - return - -def upgrade_mount_volume (volume_path, new_servers): - - global transport_type - global gfs_port - global raid_type - - try: - tmp_read_fd = file (volume_path, "r") - except IOError, (errno, strerror): - print_error ("open of %s failed: %s" % (volume_path, strerror)) - sys.exit (1) - - volume_file_buf = tmp_read_fd.readlines () - volume_file_buf = map (string.strip, volume_file_buf) - - old_servers = [] - for line in volume_file_buf: - if line[0:6] == "# RAID": - raid_type = int (line[7:]) - - volume_name = "" - if line[0:6] == "volume": - volume_name = line[7:] - if (volume_name == "stripe-0" or volume_name == "mirror-0" or volume_name == "distribute"): - break - old_servers.append (volume_name) - - if (len (line) > 22 and line[7:21] == "transport-type"): - transport_type = line[22:] - - if (len (line) > 20 and line[7:18] == "remote-port"): - gfs_port = int (line[19:]) - - - servers = old_servers + new_servers - - # Make sure 'server list is uniq' - tmp_servers = [] - for server in servers: - if server in tmp_servers: - print_error ("duplicate entry in server list (%s)." % server) - sys.exit (1) - tmp_servers.append (server); - - try: - tmp_fd = file (volume_path, "w") - except IOError, (errno, strerror): - print_error ("open of %s failed: %s" % (volume_path, strerror)) - sys.exit (1) - - print_mount_volume (tmp_fd, servers) - print "Wrote new mount file %s" % volume_path - return - - -def main (): - - global transport_type - global gfs_port - global raid_type - global num_replica - global num_stripe - - main_name = None - - needs_upgrade = None - version_num ="0.1.3" - volume_name = None - export_dir = None - - if len(sys.argv) == 1: - print_usage (sys.argv[0]) - sys.exit (1) - - # TODO: take this variable from --prefix option. - confdir = "/usr/local/etc/glusterfs" - - #rport = $(($(ls ${confdir}/glusterfs/ | sort | head -n 1 | cut -f 1 -d -) - 10)); - #cache_size = "$(free | grep 'Mem:' | awk '{print $2 * .40}')KB"; # 40% of available memory - - export_volume_path="/dev/stdout" - mount_volume_path="/dev/stdout" - - try: - (opt, args) = getopt.getopt (sys.argv[1:], "r:t:c:p:d:n:o:v:uh", - ["raid=", - "transport=", - "cache-size=", - "port=", - "export-directory=", - "num-stripe=", - "num-replica=", - "name=", - "conf-dir=", - "upgrade", - "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 == '--upgrade': - needs_upgrade = 1 - - if o == '--num-stripe': - num_stripe = int (val) - - if o == '--num-replica': - num_replica = int (val) - - if o == '-n' or o == '--name': - main_name = val - - if o == '-o' or o == '--conf-dir': - print val - confdir = val - - if o == '-d' or o == '--export-directory': - export_dir = val - - if o == '-p' or o == '--port': - gfs_port = int (val) - - if o == '-c' or o == '--cache-size': - cache_size = val - - if o == '-r' or o == '--raid': - if (val != "1" and val != "0" and val != "10"): - print_error ("--raid: '" + val + "' is not a valid RAID type.") - print_usage (sys.argv[0]) - sys.exit (1) - raid_type = int (val) - - if o == '-t' or o == '--transport': - if (val != "tcp" and val != "ib-verbs"): - print_error ("--transport: '" + val + "' is not a valid transport type.") - print_usage (sys.argv[0]) - sys.exit (1) - transport_type = val - - if o == '-v' or o == '--version': - print_version (version_num) - sys.exit (0) - - if main_name is None: - print_error ("'--name' not specified.") - print_usage (sys.argv[0]) - sys.exit (1) - - setup_env() - export_volume_path = "%s/%s-export.vol" % (confdir, main_name) - mount_volume_path = "%s/%s-mount.vol" % (confdir, main_name) - - num_servers = len (args) - - if num_servers is 0: - print_error ("no servers specified.") - print_usage (sys.argv[0]) - sys.exit (1) - - if needs_upgrade is 1: - upgrade_mount_volume (mount_volume_path, args) - sys.exit (0) - - if export_dir is None: - print_error ("'--export-directory' not specified.") - sys.exit (1) - - try: - exp_fd = file (export_volume_path, "w") - except IOError, (errno, strerror): - print_error ("open of %s failed: %s" % (export_volume_path, strerror)) - sys.exit (1) - - try: - mount_fd = file (mount_volume_path, "w") - except IOError, (errno, strerror): - print_error ("open of %s failed: %s" % (mount_volume_path, strerror)) - sys.exit (1) - - print_export_volume (exp_fd, export_dir) - print "Wrote export file %s" % export_volume_path - print_mount_volume (mount_fd, args) - print "Wrote mount file %s" % mount_volume_path - return - -main () |