# -*- coding: utf-8 -*- # # Copyright (c) 2016 Red Hat, Inc. # This file is part of GlusterFS. # # This file is licensed to you under your choice of the GNU Lesser # General Public License, version 3 or any later version (LGPLv3 or # later), or the GNU General Public License, version 2 (GPLv2), in all # cases as published by the Free Software Foundation. # # Converts old style args into new style args from __future__ import print_function import sys from argparse import ArgumentParser import socket import os from syncdutils import GsyncdError from conf import GLUSTERD_WORKDIR def gethostbyname(hnam): """gethostbyname wrapper""" try: return socket.gethostbyname(hnam) except socket.gaierror: ex = sys.exc_info()[1] raise GsyncdError("failed to resolve %s: %s" % (hnam, ex.strerror)) def slave_url(urldata): urldata = urldata.replace("ssh://", "") host, vol = urldata.split("::") vol = vol.split(":")[0] return "%s::%s" % (host, vol) def init_gsyncd_template_conf(): path = GLUSTERD_WORKDIR + "/geo-replication/gsyncd_template.conf" dname = os.path.dirname(path) if not os.path.exists(dname): try: os.mkdir(dname) except OSError: pass if not os.path.exists(path): fd = os.open(path, os.O_CREAT | os.O_RDWR) os.close(fd) def init_gsyncd_session_conf(master, slave): slave = slave_url(slave) master = master.strip(":") slavehost, slavevol = slave.split("::") slavehost = slavehost.split("@")[-1] # Session Config File path = "%s/geo-replication/%s_%s_%s/gsyncd.conf" % ( GLUSTERD_WORKDIR, master, slavehost, slavevol) if os.path.exists(os.path.dirname(path)) and not os.path.exists(path): fd = os.open(path, os.O_CREAT | os.O_RDWR) os.close(fd) def init_gsyncd_conf(path): dname = os.path.dirname(path) if not os.path.exists(dname): try: os.mkdir(dname) except OSError: pass if os.path.exists(dname) and not os.path.exists(path): fd = os.open(path, os.O_CREAT | os.O_RDWR) os.close(fd) def upgrade(): # Create dummy template conf(empty), hack to avoid glusterd # fail when it does stat to check the existence. init_gsyncd_template_conf() if "--monitor" in sys.argv: # python gsyncd.py --path=/bricks/b1 # --monitor -c gsyncd.conf # --iprefix=/var :gv1 # --glusterd-uuid=f26ac7a8-eb1b-4ea7-959c-80b27d3e43d0 # f241::gv2 p = ArgumentParser() p.add_argument("master") p.add_argument("slave") p.add_argument("--glusterd-uuid") p.add_argument("-c") p.add_argument("--iprefix") p.add_argument("--path", action="append") pargs = p.parse_known_args(sys.argv[1:])[0] # Overwrite the sys.argv after rearrange init_gsyncd_session_conf(pargs.master, pargs.slave) sys.argv = [ sys.argv[0], "monitor", pargs.master.strip(":"), slave_url(pargs.slave), "--local-node-id", pargs.glusterd_uuid ] elif "--status-get" in sys.argv: # -c gsyncd.conf --iprefix=/var :gv1 f241::gv2 # --status-get --path /bricks/b1 p = ArgumentParser() p.add_argument("master") p.add_argument("slave") p.add_argument("-c") p.add_argument("--path") p.add_argument("--iprefix") pargs = p.parse_known_args(sys.argv[1:])[0] init_gsyncd_session_conf(pargs.master, pargs.slave) sys.argv = [ sys.argv[0], "status", pargs.master.strip(":"), slave_url(pargs.slave), "--local-path", pargs.path ] elif "--canonicalize-url" in sys.argv: # This can accept multiple URLs and converts each URL to the # format ssh://USER@IP:gluster://127.0.0.1:VOLUME # This format not used in gsyncd, but added for glusterd compatibility p = ArgumentParser() p.add_argument("--canonicalize-url", nargs="+") pargs = p.parse_known_args(sys.argv[1:])[0] for url in pargs.canonicalize_url: host, vol = url.split("::") host = host.replace("ssh://", "") remote_addr = host if "@" not in remote_addr: remote_addr = "root@" + remote_addr user, hname = remote_addr.split("@") print(("ssh://%s@%s:gluster://127.0.0.1:%s" % ( user, gethostbyname(hname), vol))) sys.exit(0) elif "--normalize-url" in sys.argv: # Adds schema prefix as ssh:// # This format not used in gsyncd, but added for glusterd compatibility p = ArgumentParser() p.add_argument("--normalize-url") pargs = p.parse_known_args(sys.argv[1:])[0] print(("ssh://%s" % slave_url(pargs.normalize_url))) sys.exit(0) elif "--config-get-all" in sys.argv: # -c gsyncd.conf --iprefix=/var :gv1 f241::gv2 --config-get-all p = ArgumentParser() p.add_argument("master") p.add_argument("slave") p.add_argument("-c") p.add_argument("--iprefix") pargs = p.parse_known_args(sys.argv[1:])[0] init_gsyncd_session_conf(pargs.master, pargs.slave) sys.argv = [ sys.argv[0], "config-get", pargs.master.strip(":"), slave_url(pargs.slave), "--show-defaults", "--use-underscore" ] elif "--verify" in sys.argv and "spawning" in sys.argv: # Just checks that able to spawn gsyncd or not sys.exit(0) elif "--slavevoluuid-get" in sys.argv: # --slavevoluuid-get f241::gv2 p = ArgumentParser() p.add_argument("--slavevoluuid-get") p.add_argument("-c") p.add_argument("--iprefix") pargs = p.parse_known_args(sys.argv[1:])[0] host, vol = pargs.slavevoluuid_get.split("::") # Modified sys.argv sys.argv = [ sys.argv[0], "voluuidget", host, vol ] elif "--config-set-rx" in sys.argv: # Not required since default conf is not generated # and custom conf generated only when required # -c gsyncd.conf --config-set-rx remote-gsyncd # /usr/local/libexec/glusterfs/gsyncd . . # Touch the gsyncd.conf file and create session # directory if required p = ArgumentParser() p.add_argument("-c", dest="config_file") pargs = p.parse_known_args(sys.argv[1:])[0] # If not template conf then it is trying to create # session config, create a empty file instead if pargs.config_file.endswith("gsyncd.conf"): init_gsyncd_conf(pargs.config_file) sys.exit(0) elif "--create" in sys.argv: # To update monitor status file # --create Created -c gsyncd.conf # --iprefix=/var :gv1 f241::gv2 p = ArgumentParser() p.add_argument("--create") p.add_argument("master") p.add_argument("slave") p.add_argument("-c") p.add_argument("--iprefix") pargs = p.parse_known_args(sys.argv[1:])[0] init_gsyncd_session_conf(pargs.master, pargs.slave) # Modified sys.argv sys.argv = [ sys.argv[0], "monitor-status", pargs.master.strip(":"), slave_url(pargs.slave), pargs.create ] elif "--config-get" in sys.argv: # -c gsyncd.conf --iprefix=/var :gv1 f241::gv2 --config-get pid-file p = ArgumentParser() p.add_argument("--config-get") p.add_argument("master") p.add_argument("slave") p.add_argument("-c") p.add_argument("--iprefix") pargs = p.parse_known_args(sys.argv[1:])[0] init_gsyncd_session_conf(pargs.master, pargs.slave) # Modified sys.argv sys.argv = [ sys.argv[0], "config-get", pargs.master.strip(":"), slave_url(pargs.slave), "--only-value", "--show-defaults", "--name", pargs.config_get.replace("_", "-") ] elif "--config-set" in sys.argv: # ignore session-owner if "session-owner" in sys.argv: sys.exit(0) # --path=/bricks/b1 -c gsyncd.conf :gv1 f241::gv2 # --config-set log_level DEBUG p = ArgumentParser() p.add_argument("master") p.add_argument("slave") p.add_argument("--config-set", nargs=2) p.add_argument("-c") pargs = p.parse_known_args(sys.argv[1:])[0] init_gsyncd_session_conf(pargs.master, pargs.slave) # Modified sys.argv sys.argv = [ sys.argv[0], "config-set", pargs.master.strip(":"), slave_url(pargs.slave), pargs.config_set[0], pargs.config_set[1] ] elif "--config-check" in sys.argv: # --config-check georep_session_working_dir p = ArgumentParser() p.add_argument("--config-check") p.add_argument("-c") pargs = p.parse_known_args(sys.argv[1:])[0] # Modified sys.argv sys.argv = [ sys.argv[0], "config-check", pargs.config_check.replace("_", "-") ] elif "--config-del" in sys.argv: # -c gsyncd.conf --iprefix=/var :gv1 f241::gv2 --config-del log_level p = ArgumentParser() p.add_argument("--config-del") p.add_argument("master") p.add_argument("slave") p.add_argument("-c") p.add_argument("--iprefix") pargs = p.parse_known_args(sys.argv[1:])[0] init_gsyncd_session_conf(pargs.master, pargs.slave) # Modified sys.argv sys.argv = [ sys.argv[0], "config-reset", pargs.master.strip(":"), slave_url(pargs.slave), pargs.config_del.replace("_", "-") ] elif "--delete" in sys.argv: # --delete -c gsyncd.conf --iprefix=/var # --path-list=--path=/bricks/b1 :gv1 f241::gv2 p = ArgumentParser() p.add_argument("--reset-sync-time", action="store_true") p.add_argument("--path-list") p.add_argument("master") p.add_argument("slave") p.add_argument("--iprefix") p.add_argument("-c") pargs = p.parse_known_args(sys.argv[1:])[0] init_gsyncd_session_conf(pargs.master, pargs.slave) paths = pargs.path_list.split("--path=") paths = ["--path=%s" % x.strip() for x in paths if x.strip() != ""] # Modified sys.argv sys.argv = [ sys.argv[0], "delete", pargs.master.strip(":"), slave_url(pargs.slave) ] sys.argv += paths if pargs.reset_sync_time: sys.argv.append("--reset-sync-time")