Example #1
0
def create_sockets(opts, error_cb):
    bind_tcp = parse_bind_ip(opts.bind_tcp)
    bind_udp = parse_bind_ip(opts.bind_udp)
    bind_ssl = parse_bind_ip(opts.bind_ssl, 443)
    bind_ssh = parse_bind_ip(opts.bind_ssh, 22)
    bind_ws = parse_bind_ip(opts.bind_ws, 80)
    bind_wss = parse_bind_ip(opts.bind_wss, 443)
    bind_rfb = parse_bind_ip(opts.bind_rfb, 5900)
    bind_vsock = parse_bind_vsock(opts.bind_vsock)

    sockets = {}

    min_port = int(opts.min_port)

    def add_tcp_socket(socktype, host_str, iport, options):
        if iport != 0 and iport < min_port:
            error_cb("invalid %s port number %i (minimum value is %i)" %
                     (socktype, iport, min_port))
        for host in hosts(host_str):
            sock = setup_tcp_socket(host, iport, socktype)
            host, iport = sock[2]
            sockets[sock] = options

    def add_udp_socket(socktype, host_str, iport, options):
        if iport != 0 and iport < min_port:
            error_cb("invalid %s port number %i (minimum value is %i)" %
                     (socktype, iport, min_port))
        for host in hosts(host_str):
            sock = setup_udp_socket(host, iport, socktype)
            host, iport = sock[2]
            sockets[sock] = options

    # Initialize the TCP sockets before the display,
    # That way, errors won't make us kill the Xvfb
    # (which may not be ours to kill at that point)
    ssh_upgrades = opts.ssh_upgrade
    if ssh_upgrades:
        try:
            from xpra.net.ssh import nogssapi_context
            with nogssapi_context():
                import paramiko
            assert paramiko
        except ImportError as e:
            from xpra.log import Logger
            sshlog = Logger("ssh")
            sshlog("import paramiko", exc_info=True)
            sshlog.error("Error: cannot enable SSH socket upgrades:")
            sshlog.error(" %s", e)
            ssh_upgrades = False
    log = get_network_logger()
    for socktype, defs in {
            "tcp": bind_tcp,
            "ssl": bind_ssl,
            "ssh": bind_ssh,
            "ws": bind_ws,
            "wss": bind_wss,
            "rfb": bind_rfb,
    }.items():
        log("setting up %s sockets: %s", socktype, csv(defs.items()))
        for (host, iport), options in defs.items():
            add_tcp_socket(socktype, host, iport, options)
    log("setting up UDP sockets: %s", csv(bind_udp.items()))
    for (host, iport), options in bind_udp.items():
        add_udp_socket("udp", host, iport, options)
    log("setting up vsock sockets: %s", csv(bind_vsock.items()))
    for (cid, iport), options in bind_vsock.items():
        sock = setup_vsock_socket(cid, iport)
        sockets[sock] = options

    # systemd socket activation:
    if POSIX and not OSX:
        try:
            from xpra.platform.xposix.sd_listen import get_sd_listen_sockets
        except ImportError as e:
            log("no systemd socket activation: %s", e)
        else:
            sd_sockets = get_sd_listen_sockets()
            log("systemd sockets: %s", sd_sockets)
            for stype, sock, addr in sd_sockets:
                sock = setup_sd_listen_socket(stype, sock, addr)
                sockets[sock] = {}
                log("%s : %s", (stype, [addr]), sock)
    return sockets
Example #2
0
def create_sockets(opts, error_cb):
    log = get_network_logger()

    bind_tcp = parse_bind_ip(opts.bind_tcp)
    bind_udp = parse_bind_ip(opts.bind_udp)
    bind_ssl = parse_bind_ip(opts.bind_ssl)
    bind_ssh = parse_bind_ip(opts.bind_ssh)
    bind_ws  = parse_bind_ip(opts.bind_ws)
    bind_wss = parse_bind_ip(opts.bind_wss)
    bind_rfb = parse_bind_ip(opts.bind_rfb, 5900)
    bind_vsock = parse_bind_vsock(opts.bind_vsock)

    sockets = []

    min_port = int(opts.min_port)
    def add_tcp_socket(socktype, host_str, iport):
        if iport!=0 and iport<min_port:
            error_cb("invalid %s port number %i (minimum value is %i)" % (socktype, iport, min_port))
        for host in hosts(host_str):
            sock = setup_tcp_socket(host, iport, socktype)
            host, iport = sock[2]
            sockets.append(sock)
    def add_udp_socket(socktype, host_str, iport):
        if iport!=0 and iport<min_port:
            error_cb("invalid %s port number %i (minimum value is %i)" % (socktype, iport, min_port))
        for host in hosts(host_str):
            sock = setup_udp_socket(host, iport, socktype)
            host, iport = sock[2]
            sockets.append(sock)
    # Initialize the TCP sockets before the display,
    # That way, errors won't make us kill the Xvfb
    # (which may not be ours to kill at that point)
    ssh_upgrades = opts.ssh_upgrade
    if ssh_upgrades:
        try:
            from xpra.net.ssh import nogssapi_context
            with nogssapi_context():
                import paramiko
            assert paramiko
        except ImportError as e:
            from xpra.log import Logger
            sshlog = Logger("ssh")
            sshlog("import paramiko", exc_info=True)
            ssh_upgrades = False
            sshlog.error("Error: cannot enable SSH socket upgrades:")
            sshlog.error(" %s", e)
    log("setting up SSL sockets: %s", csv(bind_ssl))
    for host, iport in bind_ssl:
        add_tcp_socket("ssl", host, iport)
    log("setting up SSH sockets: %s", csv(bind_ssh))
    for host, iport in bind_ssh:
        add_tcp_socket("ssh", host, iport)
    log("setting up https / wss (secure websockets): %s", csv(bind_wss))
    for host, iport in bind_wss:
        add_tcp_socket("wss", host, iport)
    log("setting up TCP sockets: %s", csv(bind_tcp))
    for host, iport in bind_tcp:
        add_tcp_socket("tcp", host, iport)
    log("setting up UDP sockets: %s", csv(bind_udp))
    for host, iport in bind_udp:
        add_udp_socket("udp", host, iport)
    log("setting up http / ws (websockets): %s", csv(bind_ws))
    for host, iport in bind_ws:
        add_tcp_socket("ws", host, iport)
    log("setting up rfb sockets: %s", csv(bind_rfb))
    for host, iport in bind_rfb:
        add_tcp_socket("rfb", host, iport)
    log("setting up vsock sockets: %s", csv(bind_vsock))
    for cid, iport in bind_vsock:
        sock = setup_vsock_socket(cid, iport)
        sockets.append(sock)

    # systemd socket activation:
    if POSIX and not OSX:
        try:
            from xpra.platform.xposix.sd_listen import get_sd_listen_sockets
        except ImportError as e:
            log("no systemd socket activation: %s", e)
        else:
            sd_sockets = get_sd_listen_sockets()
            log("systemd sockets: %s", sd_sockets)
            for stype, sock, addr in sd_sockets:
                sockets.append(setup_sd_listen_socket(stype, sock, addr))
                log("%s : %s", (stype, [addr]), sock)
    return sockets
Example #3
0
def create_sockets(opts, error_cb):
    from xpra.server.socket_util import (
        parse_bind_ip,
        parse_bind_vsock,
        get_network_logger,
        setup_tcp_socket,
        setup_udp_socket,
        setup_vsock_socket,
    )
    log = get_network_logger()

    bind_tcp = parse_bind_ip(opts.bind_tcp)
    bind_udp = parse_bind_ip(opts.bind_udp)
    bind_ssl = parse_bind_ip(opts.bind_ssl)
    bind_ssh = parse_bind_ip(opts.bind_ssh)
    bind_ws = parse_bind_ip(opts.bind_ws)
    bind_wss = parse_bind_ip(opts.bind_wss)
    bind_rfb = parse_bind_ip(opts.bind_rfb, 5900)
    bind_vsock = parse_bind_vsock(opts.bind_vsock)

    mdns_recs = {}
    sockets = []

    rfb_upgrades = int(opts.rfb_upgrade) > 0
    #SSL sockets:
    wrap_socket_fn = None
    need_ssl = False
    ssl_opt = opts.ssl.lower()
    if ssl_opt in TRUE_OPTIONS or bind_ssl or bind_wss:
        need_ssl = True
    if opts.bind_tcp or opts.bind_ws:
        if ssl_opt == "auto" and opts.ssl_cert:
            need_ssl = True
        elif ssl_opt == "tcp" and opts.bind_tcp:
            need_ssl = True
        elif ssl_opt == "www":
            need_ssl = True
    if need_ssl:
        from xpra.scripts.main import ssl_wrap_socket_fn
        try:
            wrap_socket_fn = ssl_wrap_socket_fn(opts, server_side=True)
            log("wrap_socket_fn=%s", wrap_socket_fn)
        except Exception as e:
            log("SSL error", exc_info=True)
            cpaths = csv("'%s'" % x for x in (opts.ssl_cert, opts.ssl_key)
                         if x)
            raise InitException(
                "cannot create SSL socket, check your certificate paths (%s): %s"
                % (cpaths, e))

    min_port = int(opts.min_port)

    def add_tcp_socket(socktype, host_str, iport):
        if iport != 0 and iport < min_port:
            error_cb("invalid %s port number %i (minimum value is %i)" %
                     (socktype, iport, min_port))
        for host in hosts(host_str):
            socket = setup_tcp_socket(host, iport, socktype)
            host, iport = socket[2]
            sockets.append(socket)
            add_mdns(mdns_recs, socktype, host, iport)

    def add_udp_socket(socktype, host_str, iport):
        if iport != 0 and iport < min_port:
            error_cb("invalid %s port number %i (minimum value is %i)" %
                     (socktype, iport, min_port))
        for host in hosts(host_str):
            socket = setup_udp_socket(host, iport, socktype)
            host, iport = socket[2]
            sockets.append(socket)
            add_mdns(mdns_recs, socktype, host, iport)

    # Initialize the TCP sockets before the display,
    # That way, errors won't make us kill the Xvfb
    # (which may not be ours to kill at that point)
    ws_upgrades = opts.html and (os.path.isabs(opts.html) or opts.html.lower()
                                 in list(TRUE_OPTIONS) + ["auto"])
    ssh_upgrades = opts.ssh_upgrade
    if ssh_upgrades:
        try:
            from xpra.net.ssh import nogssapi_context
            with nogssapi_context():
                import paramiko
            assert paramiko
        except ImportError as e:
            from xpra.log import Logger
            sshlog = Logger("ssh")
            sshlog("import paramiko", exc_info=True)
            sshlog.error("Error: cannot enable SSH socket upgrades:")
            sshlog.error(" %s", e)
    log("setting up SSL sockets: %s", csv(bind_ssl))
    for host, iport in bind_ssl:
        add_tcp_socket("ssl", host, iport)
        if ws_upgrades:
            add_tcp_socket("wss", host, iport)
    log("setting up SSH sockets: %s", csv(bind_ssh))
    for host, iport in bind_ssh:
        add_tcp_socket("ssh", host, iport)
    log("setting up https / wss (secure websockets): %s", csv(bind_wss))
    for host, iport in bind_wss:
        add_tcp_socket("wss", host, iport)
    tcp_ssl = ssl_opt in TRUE_OPTIONS or (ssl_opt == "auto" and opts.ssl_cert)
    log("setting up TCP sockets: %s", csv(bind_tcp))
    for host, iport in bind_tcp:
        add_tcp_socket("tcp", host, iport)
        if tcp_ssl:
            add_mdns(mdns_recs, "ssl", host, iport)
        if ws_upgrades:
            add_mdns(mdns_recs, "ws", host, iport)
        if ws_upgrades and tcp_ssl:
            add_mdns(mdns_recs, "wss", host, iport)
        if ssh_upgrades:
            add_mdns(mdns_recs, "ssh", host, iport)
        if rfb_upgrades:
            add_mdns(mdns_recs, "rfb", host, iport)
    log("setting up UDP sockets: %s", csv(bind_udp))
    for host, iport in bind_udp:
        add_udp_socket("udp", host, iport)
    log("setting up http / ws (websockets): %s", csv(bind_ws))
    for host, iport in bind_ws:
        add_tcp_socket("ws", host, iport)
        if tcp_ssl:
            add_mdns(mdns_recs, "wss", host, iport)
    log("setting up rfb sockets: %s", csv(bind_rfb))
    for host, iport in bind_rfb:
        add_tcp_socket("rfb", host, iport)
        add_mdns(mdns_recs, "rfb", host, iport)
    log("setting up vsock sockets: %s", csv(bind_vsock))
    for cid, iport in bind_vsock:
        socket = setup_vsock_socket(cid, iport)
        sockets.append(socket)
        #add_mdns(mdns_recs, "vsock", str(cid), iport)

    # systemd socket activation:
    if POSIX:
        try:
            from xpra.platform.xposix.sd_listen import get_sd_listen_sockets
        except ImportError:
            pass
        else:
            sd_sockets = get_sd_listen_sockets()
            log("systemd sockets: %s", sd_sockets)
            for stype, socket, addr in sd_sockets:
                sockets.append((stype, socket, addr))
                log("%s : %s", (stype, [addr]), socket)
                if stype == "tcp":
                    host, iport = addr
                    add_mdns(mdns_recs, "tcp", host, iport)
    return sockets, mdns_recs, wrap_socket_fn
Example #4
0
def create_sockets(opts, error_cb, retry=0):
    bind_tcp = parse_bind_ip(opts.bind_tcp)
    bind_ssl = parse_bind_ip(opts.bind_ssl, 443)
    bind_ssh = parse_bind_ip(opts.bind_ssh, 22)
    bind_ws = parse_bind_ip(opts.bind_ws, 80)
    bind_wss = parse_bind_ip(opts.bind_wss, 443)
    bind_rfb = parse_bind_ip(opts.bind_rfb, 5900)
    bind_vsock = parse_bind_vsock(opts.bind_vsock)

    min_port = int(opts.min_port)
    # Initialize the TCP sockets before the display,
    # That way, errors won't make us kill the Xvfb
    # (which may not be ours to kill at that point)
    ssh_upgrades = opts.ssh_upgrade
    if ssh_upgrades:
        try:
            from xpra.net.ssh import nogssapi_context
            with nogssapi_context():
                import paramiko
            assert paramiko
        except ImportError as e:
            from xpra.log import Logger
            sshlog = Logger("ssh")
            sshlog("import paramiko", exc_info=True)
            sshlog.error("Error: cannot enable SSH socket upgrades:")
            sshlog.error(" %s", e)
            ssh_upgrades = False
    log = get_network_logger()
    #prepare tcp socket definitions:
    tcp_defs = []
    for socktype, defs in {
            "tcp": bind_tcp,
            "ssl": bind_ssl,
            "ssh": bind_ssh,
            "ws": bind_ws,
            "wss": bind_wss,
            "rfb": bind_rfb,
    }.items():
        log("setting up %s sockets: %s", socktype, csv(defs.items()))
        for (host, iport), options in defs.items():
            if iport != 0 and iport < min_port:
                error_cb("invalid %s port number %i (minimum value is %i)" %
                         (socktype, iport, min_port))
            for h in hosts(host):
                tcp_defs.append((socktype, h, iport, options, None))

    sockets = {}
    for attempt in range(retry + 1):
        if not tcp_defs:
            break
        try_list = tuple(tcp_defs)
        tcp_defs = []
        for socktype, host, iport, options, _ in try_list:
            try:
                sock = setup_tcp_socket(host, iport, socktype)
            except Exception as e:
                log("setup_tcp_socket%s attempt=%s", (host, iport, options),
                    attempt)
                tcp_defs.append((socktype, host, iport, options, e))
            else:
                host, iport = sock[2]
                sockets[sock] = options
        if tcp_defs:
            sleep(1)
    if tcp_defs:
        #failed to create some sockets:
        for socktype, host, iport, options, exception in tcp_defs:
            log.error("Error creating %s socket", socktype)
            log.error(" on %s:%s", host, iport)
            log.error(" %s", exception)
            raise InitException("failed to create %s socket: %s" %
                                (socktype, exception))

    log("setting up vsock sockets: %s", csv(bind_vsock.items()))
    for (cid, iport), options in bind_vsock.items():
        sock = setup_vsock_socket(cid, iport)
        sockets[sock] = options

    # systemd socket activation:
    if POSIX and not OSX:
        try:
            from xpra.platform.xposix.sd_listen import get_sd_listen_sockets
        except ImportError as e:
            log("no systemd socket activation: %s", e)
        else:
            sd_sockets = get_sd_listen_sockets()
            log("systemd sockets: %s", sd_sockets)
            for stype, sock, addr in sd_sockets:
                sock = setup_sd_listen_socket(stype, sock, addr)
                sockets[sock] = {}
                log("%s : %s", (stype, [addr]), sock)
    return sockets