/** * Make a new fdholder corresponding to the fd */ PUBLIC struct fdholder * r_io_record_fd(struct ccnr_handle *h, int fd, void *who, socklen_t wholen, int setflags) { int res; struct fdholder *fdholder = NULL; res = fcntl(fd, F_SETFL, O_NONBLOCK); if (res == -1) ccnr_msg(h, "fcntl: %s", strerror(errno)); fdholder = calloc(1, sizeof(*fdholder)); if (fdholder == NULL) return(fdholder); fdholder->name = ccn_charbuf_create(); if (fdholder->name == NULL) abort(); if (who != NULL) ccn_charbuf_append(fdholder->name, who, wholen); fdholder->filedesc = fd; init_face_flags(h, fdholder, setflags); res = r_io_enroll_face(h, fdholder); if (res == -1) { ccn_charbuf_destroy(&fdholder->name); free(fdholder); fdholder = NULL; } return(fdholder); }
/** * Create a new ndnr instance * @param progname - name of program binary, used for locating helpers * @param logger - logger function * @param loggerdata - data to pass to logger function */ PUBLIC struct ndnr_handle * r_init_create(const char *progname, ndnr_logger logger, void *loggerdata) { char *sockname = NULL; const char *portstr = NULL; const char *listen_on = NULL; const char *d = NULL; struct ndnr_handle *h = NULL; struct hashtb_param param = {0}; struct ndn_charbuf *config = NULL; int res; h = calloc(1, sizeof(*h)); if (h == NULL) return(h); h->notify_after = 0; //NDNR_MAX_ACCESSION; h->logger = logger; h->loggerdata = loggerdata; h->logpid = (int)getpid(); h->progname = progname; h->debug = -1; config = r_init_read_config(h); if (config == NULL) goto Bail; r_init_parse_config(h, config, 0); /* silent pass to pick up NDNR_DEBUG */ h->debug = 1; /* so that we see any complaints */ h->debug = r_init_debug_getenv(h, "NDNR_DEBUG"); res = r_init_parse_config(h, config, 1); if (res < 0) { h->running = -1; goto Bail; } r_init_parse_config(h, config, 2); sockname = r_net_get_local_sockname(); h->skiplinks = ndn_indexbuf_create(); h->face_limit = 10; /* soft limit */ h->fdholder_by_fd = calloc(h->face_limit, sizeof(h->fdholder_by_fd[0])); param.finalize_data = h; param.finalize = &r_fwd_finalize_nameprefix; h->nameprefix_tab = hashtb_create(sizeof(struct nameprefix_entry), ¶m); param.finalize = 0; // PRUNED &r_fwd_finalize_propagating; h->propagating_tab = hashtb_create(sizeof(struct propagating_entry), ¶m); param.finalize = &r_proto_finalize_enum_state; h->enum_state_tab = hashtb_create(sizeof(struct enum_state), ¶m); h->min_stale = ~0; h->max_stale = 0; h->unsol = ndn_indexbuf_create(); h->ticktock.descr[0] = 'C'; h->ticktock.micros_per_base = 1000000; h->ticktock.gettime = &r_util_gettime; h->ticktock.data = h; h->sched = ndn_schedule_create(h, &h->ticktock); h->starttime = h->sec; h->starttime_usec = h->usec; h->oldformatcontentgrumble = 1; h->oldformatinterestgrumble = 1; h->cob_limit = 4201; h->start_write_scope_limit = r_init_confval(h, "NDNR_START_WRITE_SCOPE_LIMIT", 0, 3, 3); h->debug = 1; /* so that we see any complaints */ h->debug = r_init_debug_getenv(h, "NDNR_DEBUG"); h->syncdebug = r_init_debug_getenv(h, "NDNS_DEBUG"); portstr = getenv("NDNR_STATUS_PORT"); if (portstr == NULL || portstr[0] == 0 || strlen(portstr) > 10) portstr = ""; h->portstr = portstr; ndnr_msg(h, "NDNR_DEBUG=%d NDNR_DIRECTORY=%s NDNR_STATUS_PORT=%s", h->debug, h->directory, h->portstr); listen_on = getenv("NDNR_LISTEN_ON"); if (listen_on != NULL && listen_on[0] != 0) ndnr_msg(h, "NDNR_LISTEN_ON=%s", listen_on); if (ndnr_init_repo_keystore(h, NULL) < 0) { h->running = -1; goto Bail; } r_util_reseed(h); r_store_init(h); if (h->running == -1) goto Bail; while (h->active_in_fd >= 0) { r_dispatch_process_input(h, h->active_in_fd); r_store_trim(h, h->cob_limit); ndn_schedule_run(h->sched); } ndnr_msg(h, "Repository file is indexed"); if (h->face0 == NULL) { struct fdholder *fdholder; fdholder = calloc(1, sizeof(*fdholder)); if (dup2(open("/dev/null", O_RDONLY), 0) == -1) ndnr_msg(h, "stdin: %s", strerror(errno)); fdholder->filedesc = 0; fdholder->flags = (NDNR_FACE_GG | NDNR_FACE_NORECV); r_io_enroll_face(h, fdholder); } ndnr_direct_client_start(h); d = getenv("NDNR_SKIP_VERIFY"); #if (NDN_API_VERSION >= 4004) if (d != NULL && strcmp(d, "1") == 0) { ndnr_msg(h, "NDNR_SKIP_VERIFY=%s", d); ndn_defer_verification(h->direct_client, 1); } #endif if (ndn_connect(h->direct_client, NULL) != -1) { int af = 0; int bufsize; int flags; int fd; struct fdholder *fdholder; fd = ndn_get_connection_fd(h->direct_client); // Play a dirty trick here - if this wins, we can fix it right in the c lib later on... af = try_tcp_instead(fd); flags = NDNR_FACE_NDND; if (af == AF_INET) flags |= NDNR_FACE_INET; else if (af == AF_INET6) flags |= NDNR_FACE_INET6; else flags |= NDNR_FACE_LOCAL; fdholder = r_io_record_fd(h, fd, "NDND", 5, flags); if (fdholder == NULL) abort(); ndnr_uri_listen(h, h->direct_client, "ndn:/%C1.M.S.localhost/%C1.M.SRV/repository", &ndnr_answer_req, OP_SERVICE); ndnr_uri_listen(h, h->direct_client, "ndn:/%C1.M.S.neighborhood/%C1.M.SRV/repository", &ndnr_answer_req, OP_SERVICE); bufsize = r_init_confval(h, "NDNR_MIN_SEND_BUFSIZE", 1, 2097152, 16384); establish_min_send_bufsize(h, fd, bufsize); } else ndn_disconnect(h->direct_client); // Apparently ndn_connect error case needs work. if (1 == r_init_confval(h, "NDNS_ENABLE", 0, 1, 1)) { h->sync_plumbing = calloc(1, sizeof(struct sync_plumbing)); h->sync_plumbing->ndn = h->direct_client; h->sync_plumbing->sched = h->sched; h->sync_plumbing->client_methods = &sync_client_methods; h->sync_plumbing->client_data = h; h->sync_base = SyncNewBaseForActions(h->sync_plumbing); } if (-1 == load_policy(h)) goto Bail; r_net_listen_on(h, listen_on); ndnr_internal_client_start(h); r_proto_init(h); r_proto_activate_policy(h, h->parsed_policy); if (merge_files(h) == -1) r_init_fail(h, __LINE__, "Unable to merge additional repository data files.", errno); if (h->running == -1) goto Bail; if (h->sync_plumbing) { // Start sync running // returns < 0 if a failure occurred // returns 0 if the name updates should fully restart // returns > 0 if the name updates should restart at last fence res = h->sync_plumbing->sync_methods->sync_start(h->sync_plumbing, NULL); if (res < 0) { r_init_fail(h, __LINE__, "starting sync", res); abort(); } else if (res > 0) { // XXX: need to work out details of starting from last fence. // By examination of code, SyncActions won't take this path } } Bail: if (sockname) free(sockname); sockname = NULL; ndn_charbuf_destroy(&config); if (h->running == -1) r_init_destroy(&h); return(h); }