Beispiel #1
0
/*
 * This process is started with 2 parameters, they must all be numeric in base 10.
 * toAngel the pipe which is used to send data back to the angel process.
 * fromAngel the pipe which is used to read incoming data from the angel.
 *
 * Upon initialization, this process will wait for an initial configuration to be sent to
 * it and then it will send an initial response.
 */
int Core_main(int argc, char** argv)
{
    struct Except* eh = NULL;
    int toAngel;
    int fromAngel;
    if (argc != 4
        || !(toAngel = atoi(argv[2]))
        || !(fromAngel = atoi(argv[3])))
    {
        Except_raise(eh, -1, "This is internal to cjdns and shouldn't started manually.");
    }

    struct Allocator* alloc = MallocAllocator_new(ALLOCATOR_FAILSAFE);
    struct EventBase* eventBase = EventBase_new(alloc);
    struct Random* rand = Random_new(alloc, eh);

    // -------------------- Setup the Pre-Logger ---------------------- //
    struct Writer* logWriter = FileWriter_new(stdout, alloc);
    struct Log* preLogger = WriterLog_new(logWriter, alloc);
    struct IndirectLog* indirectLogger = IndirectLog_new(alloc);
    indirectLogger->wrappedLog = preLogger;
    struct Log* logger = &indirectLogger->pub;

    // The first read inside of getInitialConfig() will begin it waiting.
    struct PipeInterface* pi =
        PipeInterface_new(fromAngel, toAngel, eventBase, logger, alloc, rand);

    Dict* config = getInitialConfig(&pi->generic, eventBase, alloc, eh);
    String* privateKeyHex = Dict_getString(config, String_CONST("privateKey"));
    Dict* adminConf = Dict_getDict(config, String_CONST("admin"));
    String* pass = Dict_getString(adminConf, String_CONST("pass"));
    if (!pass || !privateKeyHex) {
        Except_raise(eh, -1, "Expected 'pass' and 'privateKey' in configuration.");
    }
    Log_keys(logger, "Starting core with admin password [%s]", pass->bytes);
    uint8_t privateKey[32];
    if (privateKeyHex->len != 64
        || Hex_decode(privateKey, 32, (uint8_t*) privateKeyHex->bytes, 64) != 32)
    {
        Except_raise(eh, -1, "privateKey must be 64 bytes of hex.");
    }

    struct Admin* admin = Admin_new(&pi->generic, alloc, logger, eventBase, pass);

    Dict adminResponse = Dict_CONST(String_CONST("error"), String_OBJ(String_CONST("none")), NULL);
    Admin_sendMessageToAngel(&adminResponse, admin);

    // --------------------- Setup the Logger --------------------- //
    // the prelogger will nolonger be used.
    struct Log* adminLogger = AdminLog_registerNew(admin, alloc, rand);
    indirectLogger->wrappedLog = adminLogger;
    logger = adminLogger;


    // CryptoAuth
    struct Address addr;
    parsePrivateKey(privateKey, &addr, eh);
    struct CryptoAuth* cryptoAuth = CryptoAuth_new(alloc, privateKey, eventBase, logger, rand);

    struct SwitchCore* switchCore = SwitchCore_new(logger, alloc);
    struct DHTModuleRegistry* registry = DHTModuleRegistry_new(alloc);
    ReplyModule_register(registry, alloc);

    // Router
    struct RouterModule* router = RouterModule_register(registry,
                                                        alloc,
                                                        addr.key,
                                                        eventBase,
                                                        logger,
                                                        admin,
                                                        rand);

    SerializationModule_register(registry, logger, alloc);

    struct IpTunnel* ipTun = IpTunnel_new(logger, eventBase, alloc, rand);

    struct Ducttape* dt = Ducttape_register(privateKey,
                                            registry,
                                            router,
                                            switchCore,
                                            eventBase,
                                            alloc,
                                            logger,
                                            admin,
                                            ipTun,
                                            rand);

    struct SwitchPinger* sp =
        SwitchPinger_new(&dt->switchPingerIf, eventBase, logger, alloc);

    // Interfaces.
    struct InterfaceController* ifController =
        DefaultInterfaceController_new(cryptoAuth,
                                       switchCore,
                                       router,
                                       logger,
                                       eventBase,
                                       sp,
                                       alloc);

    // ------------------- Register RPC functions ----------------------- //
    SwitchPinger_admin_register(sp, admin, alloc);
    UDPInterface_admin_register(eventBase, alloc, logger, admin, ifController);
#ifdef HAS_ETH_INTERFACE
    ETHInterface_admin_register(eventBase, alloc, logger, admin, ifController);
#endif
    RouterModule_admin_register(router, admin, alloc);
    AuthorizedPasswords_init(admin, cryptoAuth, alloc);
    Admin_registerFunction("ping", adminPing, admin, false, NULL, admin);
    Admin_registerFunction("Core_exit", adminExit, logger, true, NULL, admin);
    Core_admin_register(addr.ip6.bytes, dt, logger, alloc, admin, eventBase);
    Security_admin_register(alloc, logger, admin);
    IpTunnel_admin_register(ipTun, admin, alloc);

    struct MemoryContext* mc =
        alloc->clone(sizeof(struct MemoryContext), alloc,
            &(struct MemoryContext) {
                .allocator = alloc,
                .admin = admin
            });
Beispiel #2
0
/*
 * This process is started with 2 parameters, they must all be numeric in base 10.
 * toAngel the pipe which is used to send data back to the angel process.
 * fromAngel the pipe which is used to read incoming data from the angel.
 *
 * Upon initialization, this process will wait for an initial configuration to be sent to
 * it and then it will send an initial response.
 */
int Core_main(int argc, char** argv)
{
    struct Except* eh = NULL;

    if (argc != 3) {
        Except_raise(eh, -1, "This is internal to cjdns and shouldn't started manually.");
    }

    struct Allocator* alloc = MallocAllocator_new(ALLOCATOR_FAILSAFE);
    struct Log* preLogger = FileWriterLog_new(stderr, alloc);
    struct EventBase* eventBase = EventBase_new(alloc);

    // -------------------- Setup the Pre-Logger ---------------------- //
    struct Log* logger = IndirectLog_new(alloc);
    IndirectLog_set(logger, preLogger);

    // -------------------- Setup the PRNG ---------------------- //
    struct Random* rand = LibuvEntropyProvider_newDefaultRandom(eventBase, logger, eh, alloc);

    // -------------------- Change Canary Value ---------------------- //
    MallocAllocator_setCanary(alloc, (long)Random_int64(rand));
    struct Allocator* tempAlloc = Allocator_child(alloc);


    // The first read inside of getInitialConfig() will begin it waiting.
    struct Pipe* angelPipe = Pipe_named(argv[2], eventBase, eh, alloc);
    angelPipe->logger = logger;
    angelPipe->onClose = angelDied;

    struct Interface* angelIface = FramingInterface_new(65535, &angelPipe->iface, alloc);

    Dict* config = getInitialConfig(angelIface, eventBase, tempAlloc, eh);

    struct Hermes* hermes = Hermes_new(angelIface, eventBase, logger, alloc);

    String* privateKeyHex = Dict_getString(config, String_CONST("privateKey"));
    Dict* adminConf = Dict_getDict(config, String_CONST("admin"));
    String* pass = Dict_getString(adminConf, String_CONST("pass"));
    String* bind = Dict_getString(adminConf, String_CONST("bind"));
    if (!(pass && privateKeyHex && bind)) {
        if (!pass) {
            Except_raise(eh, -1, "Expected 'pass'");
        }
        if (!bind) {
            Except_raise(eh, -1, "Expected 'bind'");
        }
        if (!privateKeyHex) {
            Except_raise(eh, -1, "Expected 'privateKey'");
        }
        Except_raise(eh, -1, "Expected 'pass', 'privateKey' and 'bind' in configuration.");
    }
    Log_keys(logger, "Starting core with admin password [%s]", pass->bytes);
    uint8_t privateKey[32];
    if (privateKeyHex->len != 64
        || Hex_decode(privateKey, 32, (uint8_t*) privateKeyHex->bytes, 64) != 32)
    {
        Except_raise(eh, -1, "privateKey must be 64 bytes of hex.");
    }

    struct Sockaddr_storage bindAddr;
    if (Sockaddr_parse(bind->bytes, &bindAddr)) {
        Except_raise(eh, -1, "bind address [%s] unparsable", bind->bytes);
    }

    struct AddrInterface* udpAdmin =
        UDPAddrInterface_new(eventBase, &bindAddr.addr, alloc, eh, logger);

    struct Admin* admin = Admin_new(udpAdmin, alloc, logger, eventBase, pass);

    char* boundAddr = Sockaddr_print(udpAdmin->addr, tempAlloc);
    Dict adminResponse = Dict_CONST(
        String_CONST("bind"), String_OBJ(String_CONST(boundAddr)), NULL
    );
    Dict response = Dict_CONST(
        String_CONST("error"), String_OBJ(String_CONST("none")), Dict_CONST(
        String_CONST("admin"), Dict_OBJ(&adminResponse), NULL
    ));
    // This always times out because the angel doesn't respond.
    Hermes_callAngel(&response, angelResponse, NULL, alloc, eh, hermes);

    // --------------------- Setup the Logger --------------------- //
    Dict* logging = Dict_getDict(config, String_CONST("logging"));
    String* logTo = Dict_getString(logging, String_CONST("logTo"));
    if (logTo && String_equals(logTo, String_CONST("stdout"))) {
        // do nothing, continue logging to stdout.
    } else {
        struct Log* adminLogger = AdminLog_registerNew(admin, alloc, rand);
        IndirectLog_set(logger, adminLogger);
        logger = adminLogger;
    }

    // CryptoAuth
    struct Address addr;
    parsePrivateKey(privateKey, &addr, eh);
    struct CryptoAuth* cryptoAuth = CryptoAuth_new(alloc, privateKey, eventBase, logger, rand);

    struct Sockaddr* myAddr = Sockaddr_fromBytes(addr.ip6.bytes, Sockaddr_AF_INET6, alloc);

    struct SwitchCore* switchCore = SwitchCore_new(logger, alloc);
    struct DHTModuleRegistry* registry = DHTModuleRegistry_new(alloc);
    ReplyModule_register(registry, alloc);

    // Router
    struct RouterModule* router = RouterModule_register(registry,
                                                        alloc,
                                                        addr.key,
                                                        eventBase,
                                                        logger,
                                                        admin,
                                                        rand);

    SerializationModule_register(registry, logger, alloc);

    struct IpTunnel* ipTun = IpTunnel_new(logger, eventBase, alloc, rand, hermes);

    struct Ducttape* dt = Ducttape_register(privateKey,
                                            registry,
                                            router,
                                            switchCore,
                                            eventBase,
                                            alloc,
                                            logger,
                                            admin,
                                            ipTun,
                                            rand);

    struct SwitchPinger* sp =
        SwitchPinger_new(&dt->switchPingerIf, eventBase, logger, alloc);

    // Interfaces.
    struct InterfaceController* ifController =
        DefaultInterfaceController_new(cryptoAuth,
                                       switchCore,
                                       router,
                                       logger,
                                       eventBase,
                                       sp,
                                       rand,
                                       alloc);

    // ------------------- Register RPC functions ----------------------- //
    SwitchPinger_admin_register(sp, admin, alloc);
    UDPInterface_admin_register(eventBase, alloc, logger, admin, ifController);
#ifdef HAS_ETH_INTERFACE
    ETHInterface_admin_register(eventBase, alloc, logger, admin, ifController);
#endif
    RouterModule_admin_register(router, admin, alloc);
    AuthorizedPasswords_init(admin, cryptoAuth, alloc);
    Admin_registerFunction("ping", adminPing, admin, false, NULL, admin);
    Core_admin_register(myAddr, dt, logger, ipTun, alloc, admin, eventBase);
    Security_admin_register(alloc, logger, admin);
    IpTunnel_admin_register(ipTun, admin, alloc);

    struct Context* ctx = Allocator_clone(alloc, (&(struct Context) {
        .allocator = alloc,
        .admin = admin,
        .logger = logger,
        .hermes = hermes
    }));