int
main (int argc, char *argv[])
{
mongoc_collection_t *collection;
mongoc_client_t *client;
if (argc != 2) {
fprintf (stderr, "usage: %s MONGO_URI\n", argv[0]);
return EXIT_FAILURE;
}
mongoc_init ();
client = mongoc_client_new (argv[1]);
if (!client) {
fprintf (stderr, "Invalid URI: \"%s\"\n", argv[1]);
return EXIT_FAILURE;
}
mongoc_client_set_error_api (client, 2);
collection = mongoc_client_get_collection (client, "local", "oplog.rs");
tail_collection (collection);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
return 0;
}
int
main (int argc,
char *argv[])
{
mongoc_client_t *client;
mongoc_apm_callbacks_t *callbacks;
stats_t stats = { 0 };
mongoc_collection_t *collection;
const char *uristr = "mongodb://127.0.0.1/?appname=cmd-monitoring-example";
const char *collection_name = "test";
bson_t doc;
mongoc_init ();
if (argc > 1) {
uristr = argv [1];
}
client = mongoc_client_new (uristr);
if (!client) {
fprintf (stderr, "Failed to parse URI.\n");
return EXIT_FAILURE;
}
mongoc_client_set_error_api (client, 2);
callbacks = mongoc_apm_callbacks_new ();
mongoc_apm_set_command_started_cb (callbacks, command_started);
mongoc_apm_set_command_succeeded_cb (callbacks, command_succeeded );
mongoc_apm_set_command_failed_cb (callbacks, command_failed);
mongoc_client_set_apm_callbacks (client,
callbacks,
(void *) &stats /* context pointer */);
bson_init (&doc);
BSON_APPEND_INT32 (&doc, "_id", 1);
collection = mongoc_client_get_collection (client, "test", collection_name);
mongoc_collection_drop (collection, NULL);
mongoc_collection_insert (collection, MONGOC_INSERT_NONE, &doc, NULL, NULL);
/* duplicate key error on the second insert */
mongoc_collection_insert (collection, MONGOC_INSERT_NONE, &doc, NULL, NULL);
printf ("started: %d\nsucceeded: %d\nfailed: %d\n",
stats.started, stats.succeeded, stats.failed);
bson_destroy (&doc);
mongoc_collection_destroy (collection);
mongoc_apm_callbacks_destroy (callbacks);
mongoc_client_destroy (client);
mongoc_cleanup ();
return EXIT_SUCCESS;
}
int
main (void)
{
mongoc_collection_t *collection;
mongoc_database_t *database;
mongoc_client_t *client;
bson_error_t error;
bson_t *options;
mongoc_init ();
client = mongoc_client_new (
"mongodb://localhost:27017/admin?appname=find-and-modify-opts-example");
mongoc_client_set_error_api (client, 2);
database = mongoc_client_get_database (client, "databaseName");
options = BCON_NEW ("validator",
"{",
"age",
"{",
"$lte",
BCON_INT32 (34),
"}",
"}",
"validationAction",
BCON_UTF8 ("error"),
"validationLevel",
BCON_UTF8 ("moderate"));
collection = mongoc_database_create_collection (
database, "collectionName", options, &error);
if (!collection) {
fprintf (
stderr, "Got error: \"%s\" on line %d\n", error.message, __LINE__);
return 1;
}
fam_flags (collection);
fam_bypass (collection);
fam_update (collection);
fam_fields (collection);
fam_opts (collection);
fam_sort (collection);
mongoc_collection_drop (collection, NULL);
bson_destroy (options);
mongoc_database_destroy (database);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
mongoc_cleanup ();
return 0;
}
int
main (int argc, char *argv[])
{
mongoc_client_t *client;
mongoc_collection_t *collection;
mongoc_init ();
client = mongoc_client_new ("mongodb://localhost/?appname=bulk-collation");
mongoc_client_set_error_api (client, 2);
collection = mongoc_client_get_collection (client, "db", "collection");
bulk_collation (collection);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
mongoc_cleanup ();
return 0;
}
int
main (int argc, char *argv[])
{
mongoc_client_t *client;
mongoc_collection_t *collection;
mongoc_init ();
client = mongoc_client_new (
"mongodb://localhost:27017?appname=aggregation-example");
mongoc_client_set_error_api (client, 2);
collection = mongoc_client_get_collection (client, "test", "zipcodes");
print_pipeline (collection);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
mongoc_cleanup ();
return 0;
}
int
main (int argc, char *argv[])
{
mongoc_client_t *client;
mongoc_collection_t *collection;
const char *uri_string = "mongodb://localhost/?appname=bulk-collation";
mongoc_uri_t *uri;
bson_error_t error;
mongoc_init ();
uri = mongoc_uri_new_with_error (uri_string, &error);
if (!uri) {
fprintf (stderr,
"failed to parse URI: %s\n"
"error message: %s\n",
uri_string,
error.message);
return EXIT_FAILURE;
}
client = mongoc_client_new_from_uri (uri);
if (!client) {
return EXIT_FAILURE;
}
mongoc_client_set_error_api (client, 2);
collection = mongoc_client_get_collection (client, "db", "collection");
bulk_collation (collection);
mongoc_uri_destroy (uri);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
mongoc_cleanup ();
return EXIT_SUCCESS;
}
int
main (int argc, char *argv[])
{
mongoc_client_t *client;
mongoc_collection_t *collection;
mongoc_cursor_t *cursor;
bson_error_t error;
const bson_t *doc;
const char *collection_name = "test";
bson_t query;
char *str;
const char *uri_string = "mongodb://127.0.0.1/?appname=client-example";
mongoc_uri_t *uri;
mongoc_init ();
if (argc > 1) {
uri_string = argv[1];
}
if (argc > 2) {
collection_name = argv[2];
}
uri = mongoc_uri_new_with_error (uri_string, &error);
if (!uri) {
fprintf (stderr,
"failed to parse URI: %s\n"
"error message: %s\n",
uri_string,
error.message);
return EXIT_FAILURE;
}
client = mongoc_client_new_from_uri (uri);
if (!client) {
return EXIT_FAILURE;
}
mongoc_client_set_error_api (client, 2);
bson_init (&query);
#if 0
bson_append_utf8 (&query, "hello", -1, "world", -1);
#endif
collection = mongoc_client_get_collection (client, "test", collection_name);
cursor = mongoc_collection_find_with_opts (
collection,
&query,
NULL, /* additional options */
NULL); /* read prefs, NULL for default */
while (mongoc_cursor_next (cursor, &doc)) {
str = bson_as_canonical_extended_json (doc, NULL);
fprintf (stdout, "%s\n", str);
bson_free (str);
}
if (mongoc_cursor_error (cursor, &error)) {
fprintf (stderr, "Cursor Failure: %s\n", error.message);
return EXIT_FAILURE;
}
bson_destroy (&query);
mongoc_cursor_destroy (cursor);
mongoc_collection_destroy (collection);
mongoc_uri_destroy (uri);
mongoc_client_destroy (client);
mongoc_cleanup ();
return EXIT_SUCCESS;
}
int
main (int argc, char *argv[])
{
int exit_code = EXIT_FAILURE;
mongoc_client_t *client;
mongoc_client_session_t *client_session = NULL;
mongoc_collection_t *collection = NULL;
const char *uristr = "mongodb://127.0.0.1/?appname=session-example";
bson_error_t error;
bson_t *selector = NULL;
bson_t *update = NULL;
bson_t *update_opts = NULL;
bson_t *find_opts = NULL;
mongoc_read_prefs_t *secondary = NULL;
mongoc_cursor_t *cursor = NULL;
const bson_t *doc;
char *str;
bool r;
mongoc_init ();
if (argc > 1) {
uristr = argv[1];
}
client = mongoc_client_new (uristr);
if (!client) {
fprintf (stderr, "Failed to parse URI.\n");
goto done;
}
mongoc_client_set_error_api (client, 2);
/* pass NULL for options - by default the session is causally consistent */
client_session = mongoc_client_start_session (client, NULL, &error);
if (!client_session) {
fprintf (stderr, "Failed to start session: %s\n", error.message);
goto done;
}
collection = mongoc_client_get_collection (client, "test", "collection");
selector = BCON_NEW ("_id", BCON_INT32 (1));
update = BCON_NEW ("$inc", "{", "x", BCON_INT32 (1), "}");
update_opts = bson_new ();
if (!mongoc_client_session_append (client_session, update_opts, &error)) {
fprintf (stderr, "Could not add session to opts: %s\n", error.message);
goto done;
}
r = mongoc_collection_update_one (
collection, selector, update, update_opts, NULL /* reply */, &error);
if (!r) {
fprintf (stderr, "Update failed: %s\n", error.message);
goto done;
}
bson_destroy (selector);
selector = BCON_NEW ("_id", BCON_INT32 (1));
secondary = mongoc_read_prefs_new (MONGOC_READ_SECONDARY);
find_opts = BCON_NEW ("maxTimeMS", BCON_INT32 (2000));
if (!mongoc_client_session_append (client_session, find_opts, &error)) {
fprintf (stderr, "Could not add session to opts: %s\n", error.message);
goto done;
};
/* read from secondary. since we're in a causally consistent session, the
* data is guaranteed to reflect the update we did on the primary. the query
* blocks waiting for the secondary to catch up, if necessary, or times out
* and fails after 2000 ms.
*/
cursor = mongoc_collection_find_with_opts (
collection, selector, find_opts, secondary);
bson_destroy (selector);
mongoc_read_prefs_destroy (secondary);
bson_destroy (find_opts);
while (mongoc_cursor_next (cursor, &doc)) {
str = bson_as_json (doc, NULL);
fprintf (stdout, "%s\n", str);
bson_free (str);
}
if (mongoc_cursor_error (cursor, &error)) {
fprintf (stderr, "Cursor Failure: %s\n", error.message);
goto done;
}
exit_code = EXIT_SUCCESS;
done:
if (find_opts) {
bson_destroy (find_opts);
}
if (update) {
bson_destroy (update);
}
if (selector) {
bson_destroy (selector);
}
if (update_opts) {
bson_destroy (update_opts);
}
if (secondary) {
mongoc_read_prefs_destroy (secondary);
}
/* destroy cursor, collection, session before the client they came from */
if (cursor) {
mongoc_cursor_destroy (cursor);
}
if (collection) {
mongoc_collection_destroy (collection);
}
if (client_session) {
mongoc_client_session_destroy (client_session);
}
if (client) {
mongoc_client_destroy (client);
}
mongoc_cleanup ();
return exit_code;
}
int
main (int argc, char *argv[])
{
mongoc_gridfs_t *gridfs;
mongoc_gridfs_file_t *file;
mongoc_gridfs_file_list_t *list;
mongoc_gridfs_file_opt_t opt = {0};
mongoc_client_t *client;
mongoc_stream_t *stream;
bson_t filter;
bson_t opts;
bson_t child;
bson_error_t error;
ssize_t r;
char buf[4096];
mongoc_iovec_t iov;
const char *filename;
const char *command;
bson_value_t id;
if (argc < 2) {
fprintf (stderr, "usage - %s command ...\n", argv[0]);
return 1;
}
mongoc_init ();
iov.iov_base = (void *) buf;
iov.iov_len = sizeof buf;
/* connect to localhost client */
client =
mongoc_client_new ("mongodb://127.0.0.1:27017?appname=gridfs-example");
assert (client);
mongoc_client_set_error_api (client, 2);
/* grab a gridfs handle in test prefixed by fs */
gridfs = mongoc_client_get_gridfs (client, "test", "fs", &error);
assert (gridfs);
command = argv[1];
filename = argv[2];
if (strcmp (command, "read") == 0) {
if (argc != 3) {
fprintf (stderr, "usage - %s read filename\n", argv[0]);
return 1;
}
file = mongoc_gridfs_find_one_by_filename (gridfs, filename, &error);
assert (file);
stream = mongoc_stream_gridfs_new (file);
assert (stream);
for (;;) {
r = mongoc_stream_readv (stream, &iov, 1, -1, 0);
assert (r >= 0);
if (r == 0) {
break;
}
if (fwrite (iov.iov_base, 1, r, stdout) != r) {
MONGOC_ERROR ("Failed to write to stdout. Exiting.\n");
exit (1);
}
}
mongoc_stream_destroy (stream);
mongoc_gridfs_file_destroy (file);
} else if (strcmp (command, "list") == 0) {
bson_init (&filter);
bson_init (&opts);
bson_append_document_begin (&opts, "sort", -1, &child);
BSON_APPEND_INT32 (&child, "filename", 1);
bson_append_document_end (&opts, &child);
list = mongoc_gridfs_find_with_opts (gridfs, &filter, &opts);
bson_destroy (&filter);
bson_destroy (&opts);
while ((file = mongoc_gridfs_file_list_next (list))) {
const char *name = mongoc_gridfs_file_get_filename (file);
printf ("%s\n", name ? name : "?");
mongoc_gridfs_file_destroy (file);
}
mongoc_gridfs_file_list_destroy (list);
} else if (strcmp (command, "write") == 0) {
if (argc != 4) {
fprintf (stderr, "usage - %s write filename input_file\n", argv[0]);
return 1;
}
stream = mongoc_stream_file_new_for_path (argv[3], O_RDONLY, 0);
assert (stream);
opt.filename = filename;
/* the driver generates a file_id for you */
file = mongoc_gridfs_create_file_from_stream (gridfs, stream, &opt);
assert (file);
id.value_type = BSON_TYPE_INT32;
id.value.v_int32 = 1;
/* optional: the following method specifies a file_id of any
BSON type */
if (!mongoc_gridfs_file_set_id (file, &id, &error)) {
fprintf (stderr, "%s\n", error.message);
return 1;
}
mongoc_gridfs_file_save (file);
mongoc_gridfs_file_destroy (file);
} else {
fprintf (stderr, "Unknown command");
return 1;
}
mongoc_gridfs_destroy (gridfs);
mongoc_client_destroy (client);
mongoc_cleanup ();
return 0;
}
int
main (int argc, char *argv[])
{
mongoc_database_t *database;
mongoc_client_t *client;
bson_t reply;
uint16_t port;
bson_error_t error;
bson_t ping;
char *host_and_port;
char *str;
bool r;
if (argc < 2 || argc > 3) {
fprintf (stderr, "usage: %s HOSTNAME [PORT]\n", argv[0]);
return 1;
}
mongoc_init ();
port = (argc == 3) ? atoi (argv[2]) : 27017;
if (!strncmp (argv[1], "mongodb://", 10) ||
!strncmp (argv[1], "mongodb+srv://", 14)) {
host_and_port = bson_strdup (argv[1]);
} else {
host_and_port = bson_strdup_printf ("mongodb://%s:%hu", argv[1], port);
}
client = mongoc_client_new (host_and_port);
if (!client) {
fprintf (stderr, "Invalid hostname or port: %s\n", host_and_port);
bson_free (host_and_port);
return 2;
}
bson_free (host_and_port);
mongoc_client_set_error_api (client, 2);
bson_init (&ping);
bson_append_int32 (&ping, "ping", 4, 1);
database = mongoc_client_get_database (client, "test");
r = mongoc_database_command_with_opts (
database, &ping, NULL, NULL, &reply, &error);
if (r) {
str = bson_as_canonical_extended_json (&reply, NULL);
fprintf (stdout, "%s\n", str);
bson_free (str);
} else {
fprintf (stderr, "Ping failure: %s\n", error.message);
}
bson_destroy (&ping);
bson_destroy (&reply);
mongoc_database_destroy (database);
mongoc_client_destroy (client);
return r ? 0 : 3;
}
int
main (int argc, char *argv[])
{
mongoc_client_t *client = NULL;
mongoc_database_t *database = NULL;
mongoc_collection_t *collection = NULL;
mongoc_cursor_t *cursor = NULL;
bson_error_t error;
const char *uristr = "mongodb://127.0.0.1/";
const char *authuristr;
bson_t roles;
bson_t query;
const bson_t *doc;
if (argc != 2) {
printf ("%s - [implicit|scram]\n", argv[0]);
return 1;
}
if (strcmp (argv[1], "implicit") == 0) {
authuristr = "mongodb://user,=:[email protected]/test?appname=scram-example";
} else if (strcmp (argv[1], "scram") == 0) {
authuristr = "mongodb://user,=:[email protected]/"
"test?appname=scram-example&authMechanism=SCRAM-SHA-1";
} else {
printf ("%s - [implicit|scram]\n", argv[0]);
return 1;
}
mongoc_init ();
client = mongoc_client_new (uristr);
if (!client) {
fprintf (stderr, "Failed to parse URI.\n");
return EXIT_FAILURE;
}
mongoc_client_set_error_api (client, 2);
database = mongoc_client_get_database (client, "test");
bson_init (&roles);
bson_init (&query);
BCON_APPEND (&roles, "0", "{", "role", "root", "db", "admin", "}");
mongoc_database_add_user (database, "user,=", "pass", &roles, NULL, &error);
mongoc_database_destroy (database);
mongoc_client_destroy (client);
client = mongoc_client_new (authuristr);
if (!client) {
fprintf (stderr, "failed to parse SCRAM uri\n");
goto CLEANUP;
}
mongoc_client_set_error_api (client, 2);
collection = mongoc_client_get_collection (client, "test", "test");
cursor = mongoc_collection_find_with_opts (collection, &query, NULL, NULL);
mongoc_cursor_next (cursor, &doc);
if (mongoc_cursor_error (cursor, &error)) {
fprintf (stderr, "Auth error: %s\n", error.message);
goto CLEANUP;
}
CLEANUP:
bson_destroy (&roles);
bson_destroy (&query);
if (collection) {
mongoc_collection_destroy (collection);
}
if (client) {
mongoc_client_destroy (client);
}
if (cursor) {
mongoc_cursor_destroy (cursor);
}
mongoc_cleanup ();
return EXIT_SUCCESS;
}
