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python3share-client

Source:python3share-client

1#!/usr/bin/env python32# fMBT, free Model Based Testing tool3# Copyright (c) 2013-2019, Intel Corporation.4#5# Author: antti.kervinen@intel.com6#7# This program is free software; you can redistribute it and/or modify it8# under the terms and conditions of the GNU Lesser General Public License,9# version 2.1, as published by the Free Software Foundation.10#11# This program is distributed in the hope it will be useful, but WITHOUT12# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or13# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for14# more details.15#16# You should have received a copy of the GNU Lesser General Public License along with17# this program; if not, write to the Free Software Foundation, Inc.,18# 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.19# This executable implements a commandline interface for executing20# Python code on pythonshare servers.21"""Pythonshare client - connect to shared distributed namespaces22Usage: pythonshare-client [options]23Options:24  -h, --help25          Print this help.26  -C, --connect=hostspec27          Connect to pythonshare-server at hostspec. Options28          when connected will be executed on this connection.29  -n, --namespace=ns30          Set namespace to be used in for code/eval/interact/drop.31  -A, --async32          Following python-code executions and evaluations33          will be asynchronous.34  -S, --sync35          Following python-code executions and evaluations36          will be synchronous. This is the default.37  -o, --output=filename38          Output from following successful python-code evaluations39          will be written to filename. The default is standard output.40  -f, --format=format41          Evaluation return values will be converted to string with42          given formatter. Valid options are str, repr, pickle, print43          and raw.44  --password=password45          Authenticate to pythonshare server with password. The password46          must be plain text.47  --password-file=filename48          Authenticate to pythonshare server with password from49          filename. The password must be in filename in plain text.50Options when connected:51  -c, --code=python-code52          Execute python-code in ns.53  -e, --eval=python-expression54          Evaluate python-expression in ns. Print return55          value to standard output.56  -i, --interact57          Open interactive console for running code in ns.58  --ls-local59          List local namespaces.60  --ls-remote61          List remote namespaces.62  --ls-remote-ip63          List remote namespaces with namespace registerer's IP64          address and port.65  --ns-type=ns66          Returns type of a namespace ("local", "remote" or "" if it67          does not exist).68  --drop69          Drop namespace ns from the server.70  --unlock71          Unlock locked ns on the server.72  -D, --disconnect73          Disconnect from the pythonshare-server.74  -k, --kill75          Shutdown pythonshare-server.76  -P, --poll77          Poll which asynchronously return values are available for78          reading.79Example:80  pythonshare-client -C socket://localhost:8089 -n myns -c 'a=41' -e 'a+1'81"""82import python3share83import code84import pickle85import getopt86import parser87import sys88import traceback89opt_output_file = sys.stdout90def error(msg, exit_status=1):91    sys.stderr.write("pythonshare-client: %s\n" % (msg,))92    sys.exit(1)93def output(data):94    opt_output_file.write(data)95    opt_output_file.flush()96formatter_str    = lambda o: str(o)97formatter_repr   = lambda o: repr(o)98formatter_raw    = lambda o: o99formatter_pickle = lambda o: pickle.dumps(o)100formatter_print  = lambda o: str(o) + "\n"101def _pythonCode(code):102    try:103        parser.expr(code)104        return "expression"105    except SyntaxError:106        try:107            parser.suite(code.encode("utf8"))108            return "suite"109        except SyntaxError:110            return None111class PythonshareConsole(code.InteractiveConsole):112    def __init__(self, *args, **kwargs):113        try:114            import readline115        except:116            pass117        self._conn = kwargs.pop("conn")118        self._ns = kwargs.pop("namespace", None)119        if self._ns == None:120            self._ns = conn.namespace()121        code.InteractiveConsole.__init__(self, *args, **kwargs)122        self.__class__.__name__ = "pythonshare namespace %s at %s" % (123            self._ns, getattr(self._conn, "hostspec", "N/A"))124        self._codelines = ""125    def runsource(self, source, *args):126        self._codelines = source127        try:128            need_more = code.InteractiveConsole.runsource(self, source, *args)129        except:130            self._codelines = ""131            raise132        return need_more133    def runcode(self, code):134        source = self._codelines135        self._codelines = ""136        code_type = _pythonCode(source)137        try:138            if code_type == "expression":139                print(self._conn.eval_in(self._ns, source))140            elif code_type == "suite":141                self._conn.exec_in(self._ns, source)142            else:143                return144        except python3share.PythonShareError as e:145            tb_lines = traceback.format_exc().splitlines()146            try:147                i = tb_lines.index("RemoteEvalError: Traceback (most recent call last):")148                print(tb_lines[i])149            except ValueError:150                try:151                    i = tb_lines.index("RemoteExecError: Traceback (most recent call last):")152                    print(tb_lines[i])153                except ValueError:154                    print("i=-2")155                    i = -2156            print("\n".join(tb_lines[i+3:]))157    def showsyntaxerror(self, *args):158        self._codelines = ""159        return code.InteractiveConsole.showsyntaxerror(self, *args)160if __name__ == "__main__":161    try:162        opts, remainder = getopt.gnu_getopt(163            sys.argv[1:], "C:DAhSs:Pp:n:c:e:r:o:f:ik",164            ["connect=", "disconnect",165             "async", "sync", "poll",166             "help", "server=", "port=",167             "password=", "password-file=",168             "namespace=", "code=", "eval=", "read=",169             "output=", "format=", "interact",170             "ls-local", "ls-remote", "ls-remote-ip", "ns-type=",171             "drop", "unlock", "kill"])172    except getopt.GetoptError as e:173        error(str(e))174    opt_server = "localhost"175    opt_port = python3share.default_port176    opt_namespace = None177    opt_async = False178    opt_formatter = formatter_str179    opt_password = None180    conn = None181    if len(remainder) > 0:182        error('unknown parameter(s): "%s"' %183              '", "'.join(remainder))184    for opt, arg in opts:185        if opt in ["-h", "--help"]:186            print(__doc__)187            sys.exit(0)188        elif opt in ["-s", "--server"]:189            opt_server = arg190        elif opt in ["-p", "--port"]:191            try:192                opt_port = int(arg)193            except ValueError:194                error('invalid port "%s", integer expected.' % (arg,))195        elif opt in ["--password"]:196            opt_password = arg197        elif opt in ["--password-file"]:198            try:199                opt_password = file(arg).read().strip()200            except IOError as err:201                error('error reading password file "%s": %s' % (arg, err))202        elif opt in ["-C", "--connect"]:203            hostspec = arg204            try:205                conn = python3share.connection(hostspec, password=opt_password)206            except python3share.socket.error as e:207                error('cannot connect to "%s": %s' % (hostspec, e))208        elif opt in ["-D", "--disconnect"]:209            conn.close()210            conn = None211        elif opt in ["-n", "--namespace"]:212            opt_namespace = arg213            if conn:214                conn.set_namespace(opt_namespace)215        elif opt in ["-c", "--code"]:216            if conn == None:217                conn = python3share.connection("socket://%s:%s" %218                                              (opt_server, opt_port),219                                              password=opt_password)220            try:221                if opt_namespace:222                    conn.set_namespace(opt_namespace)223                conn.exec_(arg, async_=opt_async)224            except python3share.PythonShareError as e:225                print(type(e))226                print(e)227        elif opt in ["-e", "--eval"]:228            if conn == None:229                conn = python3share.connection("socket://%s:%s" %230                                              (opt_server, opt_port),231                                              password=opt_password)232            try:233                if opt_namespace:234                    conn.set_namespace(opt_namespace)235                output(opt_formatter(236                    conn.eval_(arg, async_=opt_async)))237            except python3share.PythonShareError as e:238                print(type(e))239                print(e)240        elif opt in ["-i", "--interact"]:241            if conn == None:242                conn = python3share.connection("socket://%s:%s" %243                                              (opt_server, opt_port),244                                              password=opt_password)245            console = PythonshareConsole(conn=conn, namespace=opt_namespace)246            console.interact()247        elif opt in ["--ls-local"]:248            if conn == None:249                error("cannot list namespaces - not connected")250            local_nss = conn.ls_local()251            print("\n".join(local_nss))252        elif opt in ["--ls-remote"]:253            if conn == None:254                error("cannot list namespaces - not connected")255            remote_nss = conn.ls_remote()256            print("\n".join(remote_nss))257        elif opt in ["--ls-remote-ip"]:258            if conn == None:259                error("cannot list namespaces - not connected")260            remote_nss = conn.ls_remote(ip=True)261            for name in sorted(remote_nss.keys()):262                print(name, remote_nss[name][0], remote_nss[name][1])263        elif opt in ["--ns-type"]:264            if conn == None:265                error("cannot query namespace - not connected")266            ns_type = conn.ns_type(arg)267            if ns_type != None:268                print(ns_type)269        elif opt in ["--drop"]:270            if conn == None:271                error("cannot drop namespace - not connected")272            if not opt_namespace:273                opt_namespace = conn.namespace()274            try:275                conn.drop_ns(opt_namespace)276            except Exception as e:277                error("cannot drop namespace: %s" % (278                    str(e).strip().splitlines()[-1].split(":")[-1].strip(),))279        elif opt in ["--unlock"]:280            if conn == None:281                error("cannot unlock namespace - not connected")282            if not opt_namespace:283                opt_namespace = conn.namespace()284            try:285                conn.unlock_ns(opt_namespace)286            except Exception as e:287                error("cannot unlock namespace: %s" % (288                    str(e).strip().splitlines()[-1].split(":")[-1].strip(),))289        elif opt in ["-k", "--kill"]:290            if conn == None:291                error("cannot kill server - not connected")292            if not opt_namespace:293                opt_namespace = conn.namespace()294            try:295                conn.kill_server(opt_namespace)296            except Exception as e:297                error("error on kill: %s" % (e,))298        elif opt in ["-r", "--read"]:299            try:300                try:301                    if not opt_namespace:302                        opt_namespace = conn.namespace()303                    index = int(arg)304                    # arg is an index to the list of poll_rvs305                    l = conn.poll_rvs(opt_namespace)306                    print(conn.read_rv(l[index]))307                except ValueError: # arg is a Async_rv string308                    print(conn.read_rv(arg))309            except python3share.PythonShareError as e:310                print(type(e))311                print(e)312        elif opt in ["-A", "--async"]:313            opt_async = True314        elif opt in ["-S", "--sync"]:315            opt_async = False316        elif opt in ["-P", "--poll"]:317            if not opt_namespace:318                opt_namespace = conn.namespace()319            async_rvs = conn.poll_rvs(opt_namespace)320            print("\n".join([str(arv) for arv in async_rvs]))321        elif opt in ["-o", "--output"]:322            opt_output_file = file(arg, "w")323        elif opt in ["-f", "--format"]:324            try:325                opt_formatter = globals()["formatter_%s" % (arg,)]326            except KeyError:...

pythonshare-client

Source:pythonshare-client

1#!/usr/bin/env python22# fMBT, free Model Based Testing tool3# Copyright (c) 2013, Intel Corporation.4#5# Author: antti.kervinen@intel.com6#7# This program is free software; you can redistribute it and/or modify it8# under the terms and conditions of the GNU Lesser General Public License,9# version 2.1, as published by the Free Software Foundation.10#11# This program is distributed in the hope it will be useful, but WITHOUT12# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or13# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for14# more details.15#16# You should have received a copy of the GNU Lesser General Public License along with17# this program; if not, write to the Free Software Foundation, Inc.,18# 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.19# This executable implements a commandline interface for executing20# Python code on pythonshare servers.21"""Pythonshare client - connect to shared distributed namespaces22Usage: pythonshare-client [options]23Options:24  -h, --help25          Print this help.26  -C, --connect=hostspec27          Connect to pythonshare-server at hostspec. Options28          when connected will be executed on this connection.29  -n, --namespace=ns30          Set namespace to be used in for code/eval/interact/drop.31  -A, --async32          Following python-code executions and evaluations33          will be asynchronous.34  -S, --sync35          Following python-code executions and evaluations36          will be synchronous. This is the default.37  -o, --output=filename38          Output from following successful python-code evaluations39          will be written to filename. The default is standard output.40  -f, --format=format41          Evaluation return values will be converted to string with42          given formatter. Valid options are str, repr, pickle, print43          and raw.44  --password=password45          Authenticate to pythonshare server with password. The password46          must be plain text.47  --password-file=filename48          Authenticate to pythonshare server with password from49          filename. The password must be in filename in plain text.50Options when connected:51  -c, --code=python-code52          Execute python-code in ns.53  -e, --eval=python-expression54          Evaluate python-expression in ns. Print return55          value to standard output.56  -i, --interact57          Open interactive console for running code in ns.58  --ls-local59          List local namespaces.60  --ls-remote61          List remote namespaces.62  --ns-type=ns63          Returns type of a namespace ("local", "remote" or "" if it64          does not exist).65  --drop66          Drop namespace ns from the server.67  --unlock68          Unlock locked ns on the server.69  -D, --disconnect70          Disconnect from the pythonshare-server.71  -k, --kill72          Shutdown pythonshare-server.73  -P, --poll74          Poll which asynchronously return values are available for75          reading.76Example:77  pythonshare-client -C socket://localhost:8089 -n myns -c 'a=41' -e 'a+1'78"""79import pythonshare80import code81import cPickle82import getopt83import parser84import sys85import traceback86opt_output_file = sys.stdout87def error(msg, exit_status=1):88    sys.stderr.write("pythonshare-client: %s\n" % (msg,))89    sys.exit(1)90def output(data):91    opt_output_file.write(data)92    opt_output_file.flush()93formatter_str    = lambda o: str(o)94formatter_repr   = lambda o: repr(o)95formatter_raw    = lambda o: o96formatter_pickle = lambda o: cPickle.dumps(o)97formatter_print  = lambda o: str(o) + "\n"98def _pythonCode(code):99    try:100        parser.expr(code)101        return "expression"102    except SyntaxError:103        try:104            parser.suite(code.encode("utf8"))105            return "suite"106        except SyntaxError:107            return None108class PythonshareConsole(code.InteractiveConsole):109    def __init__(self, *args, **kwargs):110        try:111            import readline112        except:113            pass114        self._conn = kwargs.pop("conn")115        self._ns = kwargs.pop("namespace", None)116        if self._ns == None:117            self._ns = conn.namespace()118        code.InteractiveConsole.__init__(self, *args, **kwargs)119        self.__class__.__name__ = "pythonshare namespace %s at %s" % (120            self._ns, getattr(self._conn, "hostspec", "N/A"))121        self._codelines = ""122    def runsource(self, source, *args):123        self._codelines = source124        try:125            need_more = code.InteractiveConsole.runsource(self, source, *args)126        except:127            self._codelines = ""128            raise129        return need_more130    def runcode(self, code):131        source = self._codelines132        self._codelines = ""133        code_type = _pythonCode(source)134        try:135            if code_type == "expression":136                print self._conn.eval_in(self._ns, source)137            elif code_type == "suite":138                self._conn.exec_in(self._ns, source)139            else:140                return141        except pythonshare.PythonShareError, e:142            tb_lines = traceback.format_exc().splitlines()143            try:144                i = tb_lines.index("RemoteEvalError: Traceback (most recent call last):")145                print tb_lines[i]146            except ValueError:147                try:148                    i = tb_lines.index("RemoteExecError: Traceback (most recent call last):")149                    print tb_lines[i]150                except ValueError:151                    print "i=-2"152                    i = -2153            print "\n".join(tb_lines[i+3:])154    def showsyntaxerror(self, *args):155        self._codelines = ""156        return code.InteractiveConsole.showsyntaxerror(self, *args)157if __name__ == "__main__":158    try:159        opts, remainder = getopt.gnu_getopt(160            sys.argv[1:], "C:DAhSs:Pp:n:c:e:r:o:f:ik",161            ["connect=", "disconnect",162             "async", "sync", "poll",163             "help", "server=", "port=",164             "password=", "password-file=",165             "namespace=", "code=", "eval=", "read=",166             "output=", "format=", "interact",167             "ls-local", "ls-remote", "ns-type=",168             "drop", "unlock", "kill"])169    except getopt.GetoptError, e:170        error(str(e))171    opt_server = "localhost"172    opt_port = pythonshare.default_port173    opt_namespace = None174    opt_async = False175    opt_formatter = formatter_str176    opt_password = None177    conn = None178    if len(remainder) > 0:179        error('unknown parameter(s): "%s"' %180              '", "'.join(remainder))181    for opt, arg in opts:182        if opt in ["-h", "--help"]:183            print __doc__184            sys.exit(0)185        elif opt in ["-s", "--server"]:186            opt_server = arg187        elif opt in ["-p", "--port"]:188            try:189                opt_port = int(arg)190            except ValueError:191                error('invalid port "%s", integer expected.' % (arg,))192        elif opt in ["--password"]:193            opt_password = arg194        elif opt in ["--password-file"]:195            try:196                opt_password = file(arg).read().strip()197            except IOError as err:198                error('error reading password file "%s": %s' % (arg, err))199        elif opt in ["-C", "--connect"]:200            hostspec = arg201            try:202                conn = pythonshare.connection(hostspec, password=opt_password)203            except pythonshare.socket.error, e:204                error('cannot connect to "%s": %s' % (hostspec, e))205        elif opt in ["-D", "--disconnect"]:206            conn.close()207            conn = None208        elif opt in ["-n", "--namespace"]:209            opt_namespace = arg210            if conn:211                conn.set_namespace(opt_namespace)212        elif opt in ["-c", "--code"]:213            if conn == None:214                conn = pythonshare.connection("socket://%s:%s" %215                                              (opt_server, opt_port),216                                              password=opt_password)217            try:218                if opt_namespace:219                    conn.set_namespace(opt_namespace)220                conn.exec_(arg, async=opt_async)221            except pythonshare.PythonShareError, e:222                print type(e)223                print e224        elif opt in ["-e", "--eval"]:225            if conn == None:226                conn = pythonshare.connection("socket://%s:%s" %227                                              (opt_server, opt_port),228                                              password=opt_password)229            try:230                if opt_namespace:231                    conn.set_namespace(opt_namespace)232                output(opt_formatter(233                    conn.eval_(arg, async=opt_async)))234            except pythonshare.PythonShareError, e:235                print type(e)236                print e237        elif opt in ["-i", "--interact"]:238            if conn == None:239                conn = pythonshare.connection("socket://%s:%s" %240                                              (opt_server, opt_port),241                                              password=opt_password)242            console = PythonshareConsole(conn=conn, namespace=opt_namespace)243            console.interact()244        elif opt in ["--ls-local"]:245            if conn == None:246                error("cannot list namespaces - not connected")247            local_nss = conn.ls_local()248            print "\n".join(local_nss)249        elif opt in ["--ls-remote"]:250            if conn == None:251                error("cannot list namespaces - not connected")252            remote_nss = conn.ls_remote()253            print "\n".join(remote_nss)254        elif opt in ["--ns-type"]:255            if conn == None:256                error("cannot query namespace - not connected")257            ns_type = conn.ns_type(arg)258            if ns_type != None:259                print ns_type260        elif opt in ["--drop"]:261            if conn == None:262                error("cannot drop namespace - not connected")263            if not opt_namespace:264                opt_namespace = conn.namespace()265            try:266                conn.drop_ns(opt_namespace)267            except Exception, e:268                error("cannot drop namespace: %s" % (269                    str(e).strip().splitlines()[-1].split(":")[-1].strip(),))270        elif opt in ["--unlock"]:271            if conn == None:272                error("cannot unlock namespace - not connected")273            if not opt_namespace:274                opt_namespace = conn.namespace()275            try:276                conn.unlock_ns(opt_namespace)277            except Exception, e:278                error("cannot unlock namespace: %s" % (279                    str(e).strip().splitlines()[-1].split(":")[-1].strip(),))280        elif opt in ["-k", "--kill"]:281            if conn == None:282                error("cannot kill server - not connected")283            if not opt_namespace:284                opt_namespace = conn.namespace()285            try:286                conn.kill_server(opt_namespace)287            except Exception, e:288                error("error on kill: %s" % (e,))289        elif opt in ["-r", "--read"]:290            try:291                try:292                    if not opt_namespace:293                        opt_namespace = conn.namespace()294                    index = int(arg)295                    # arg is an index to the list of poll_rvs296                    l = conn.poll_rvs(opt_namespace)297                    print conn.read_rv(l[index])298                except ValueError: # arg is a Async_rv string299                    print conn.read_rv(arg)300            except pythonshare.PythonShareError, e:301                print type(e)302                print e303        elif opt in ["-A", "--async"]:304            opt_async = True305        elif opt in ["-S", "--sync"]:306            opt_async = False307        elif opt in ["-P", "--poll"]:308            if not opt_namespace:309                opt_namespace = conn.namespace()310            async_rvs = conn.poll_rvs(opt_namespace)311            print "\n".join([str(arv) for arv in async_rvs])312        elif opt in ["-o", "--output"]:313            opt_output_file = file(arg, "w")314        elif opt in ["-f", "--format"]:315            try:316                opt_formatter = globals()["formatter_%s" % (arg,)]317            except KeyError:...

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