/**
* 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);
}
PUBLIC void
r_store_init(struct ccnr_handle *h)
{
struct ccn_btree *btree = NULL;
struct ccn_btree_node *node = NULL;
struct hashtb_param param = {0};
int i;
int j;
int res;
struct ccn_charbuf *path = NULL;
struct ccn_charbuf *msgs = NULL;
off_t offset;
path = ccn_charbuf_create();
param.finalize_data = h;
param.finalize = 0;
h->cob_limit = r_init_confval(h, "CCNR_CONTENT_CACHE", 16, 2000000, 4201);
h->cookie_limit = choose_limit(h->cob_limit, (ccnr_cookie)(~0U));
h->content_by_cookie = calloc(h->cookie_limit, sizeof(h->content_by_cookie[0]));
CHKPTR(h->content_by_cookie);
h->content_by_accession_tab = hashtb_create(sizeof(struct content_by_accession_entry), NULL);
CHKPTR(h->content_by_accession_tab);
h->btree = btree = ccn_btree_create();
CHKPTR(btree);
FAILIF(btree->nextnodeid != 1);
ccn_charbuf_putf(path, "%s/index", h->directory);
res = mkdir(ccn_charbuf_as_string(path), 0700);
if (res != 0 && errno != EEXIST)
r_init_fail(h, __LINE__, ccn_charbuf_as_string(path), errno);
else {
msgs = ccn_charbuf_create();
btree->io = ccn_btree_io_from_directory(ccn_charbuf_as_string(path), msgs);
if (btree->io == NULL)
res = errno;
if (msgs->length != 0 && CCNSHOULDLOG(h, sffdsdf, CCNL_WARNING)) {
ccnr_msg(h, "while initializing %s - %s",
ccn_charbuf_as_string(path),
ccn_charbuf_as_string(msgs));
}
ccn_charbuf_destroy(&msgs);
if (btree->io == NULL)
r_init_fail(h, __LINE__, ccn_charbuf_as_string(path), res);
}
node = ccn_btree_getnode(btree, 1, 0);
if (btree->io != NULL)
btree->nextnodeid = btree->io->maxnodeid + 1;
CHKPTR(node);
if (node->buf->length == 0) {
res = ccn_btree_init_node(node, 0, 'R', 0);
CHKSYS(res);
}
ccn_charbuf_destroy(&path);
if (h->running == -1)
return;
r_store_read_stable_point(h);
h->active_in_fd = -1;
h->active_out_fd = r_io_open_repo_data_file(h, "repoFile1", 1); /* output */
offset = lseek(h->active_out_fd, 0, SEEK_END);
h->startupbytes = offset;
if (offset != h->stable || node->corrupt != 0) {
ccnr_msg(h, "Index not current - resetting");
ccn_btree_init_node(node, 0, 'R', 0);
node = NULL;
ccn_btree_destroy(&h->btree);
path = ccn_charbuf_create();
/* Remove old index files to avoid confusion */
for (i = 1, j = 0; i > 0 && j < 3; i++) {
path->length = 0;
res = ccn_charbuf_putf(path, "%s/index/%d", h->directory, i);
if (res >= 0)
res = unlink(ccn_charbuf_as_string(path));
if (res < 0)
j++;
}
h->btree = btree = ccn_btree_create();
path->length = 0;
ccn_charbuf_putf(path, "%s/index", h->directory);
btree->io = ccn_btree_io_from_directory(ccn_charbuf_as_string(path), msgs);
CHKPTR(btree->io);
btree->io->maxnodeid = 0;
btree->nextnodeid = 1;
node = ccn_btree_getnode(btree, 1, 0);
btree->nextnodeid = btree->io->maxnodeid + 1;
ccn_btree_init_node(node, 0, 'R', 0);
h->stable = 0;
h->active_in_fd = r_io_open_repo_data_file(h, "repoFile1", 0); /* input */
ccn_charbuf_destroy(&path);
if (CCNSHOULDLOG(h, dfds, CCNL_INFO))
ccn_schedule_event(h->sched, 50000, r_store_reindexing, NULL, 0);
}
if (CCNSHOULDLOG(h, weuyg, CCNL_FINEST)) {
FILE *dumpfile = NULL;
path = ccn_charbuf_create();
ccn_charbuf_putf(path, "%s/index/btree_check.out", h->directory);
dumpfile = fopen(ccn_charbuf_as_string(path), "w");
res = ccn_btree_check(btree, dumpfile);
if (dumpfile != NULL) {
fclose(dumpfile);
dumpfile = NULL;
}
else
path->length = 0;
ccnr_msg(h, "ccn_btree_check returned %d (%s)",
res, ccn_charbuf_as_string(path));
ccn_charbuf_destroy(&path);
if (res < 0)
r_init_fail(h, __LINE__, "index is corrupt", res);
}
btree->full = r_init_confval(h, "CCNR_BTREE_MAX_FANOUT", 4, 9999, 1999);
btree->full0 = r_init_confval(h, "CCNR_BTREE_MAX_LEAF_ENTRIES", 4, 9999, 1999);
btree->nodebytes = r_init_confval(h, "CCNR_BTREE_MAX_NODE_BYTES", 1024, 8388608, 2097152);
btree->nodepool = r_init_confval(h, "CCNR_BTREE_NODE_POOL", 16, 2000000, 512);
if (h->running != -1)
r_store_index_needs_cleaning(h);
}
