/* Sets server options.
* Returns:
* 0 if it worked
* 2 if the option didn't exist
* 3 on logical errors.
*
* On logical errors, the error_message will be populated with the reason. */
int mongo_store_option(mongo_con_manager *manager, mongo_servers *servers, char *option_name, char *option_value, char **error_message)
{
int i;
if (strcasecmp(option_name, "authMechanism") == 0) {
int mechanism;
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'authMechanism': '%s'", option_value);
if (strcasecmp(option_value, "MONGODB-CR") == 0) {
mechanism = MONGO_AUTH_MECHANISM_MONGODB_CR;
} else if (strcasecmp(option_value, "MONGODB-X509") == 0) {
mechanism = MONGO_AUTH_MECHANISM_MONGODB_X509;
} else if (strcasecmp(option_value, "GSSAPI") == 0) {
mechanism = MONGO_AUTH_MECHANISM_GSSAPI;
} else if (strcasecmp(option_value, "PLAIN") == 0) {
mechanism = MONGO_AUTH_MECHANISM_PLAIN;
} else {
int len = strlen(option_value) + sizeof("The authMechanism '' does not exist.");
*error_message = malloc(len + 1);
snprintf(*error_message, len, "The authMechanism '%s' does not exist.", option_value);
return 3;
}
for (i = 0; i < servers->count; i++) {
servers->server[i]->mechanism = mechanism;
}
return 0;
}
if (strcasecmp(option_name, "authSource") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'authSource': '%s'", option_value);
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->authdb) {
free(servers->server[i]->authdb);
}
servers->server[i]->authdb = strdup(option_value);
}
return 0;
}
if (strcasecmp(option_name, "connectTimeoutMS") == 0) {
int value = atoi(option_value);
if (servers->options.connectTimeoutMS) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Replacing previously set value for 'connectTimeoutMS' (%d)", servers->options.connectTimeoutMS);
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'connectTimeoutMS': %d", value);
servers->options.connectTimeoutMS = value;
return 0;
}
if (strcasecmp(option_name, "db") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'db': '%s'", option_value);
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->db) {
free(servers->server[i]->db);
/* Free the authdb too as it defaulted to 'admin' when no db was passed as the connection string */
free(servers->server[i]->authdb);
servers->server[i]->authdb = NULL;
}
servers->server[i]->db = strdup(option_value);
}
return 0;
}
if (strcasecmp(option_name, "fsync") == 0) {
if (strcasecmp(option_value, "true") == 0 || strcmp(option_value, "1") == 0) {
servers->options.default_fsync = 1;
} else {
servers->options.default_fsync = 0;
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'fsync': %d", servers->options.default_fsync);
return 0;
}
if (strcasecmp(option_name, "journal") == 0) {
if (strcasecmp(option_value, "true") == 0 || strcmp(option_value, "1") == 0) {
servers->options.default_journal = 1;
} else {
servers->options.default_journal = 0;
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'journal': %d", servers->options.default_journal);
return 0;
}
if (strcasecmp(option_name, "password") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'password': '******'", option_value);
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->password) {
free(servers->server[i]->password);
}
servers->server[i]->password = strdup(option_value);
}
return 0;
}
if (strcasecmp(option_name, "readPreference") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'readPreference': '%s'", option_value);
if (strcasecmp(option_value, "primary") == 0) {
servers->read_pref.type = MONGO_RP_PRIMARY;
} else if (strcasecmp(option_value, "primaryPreferred") == 0) {
servers->read_pref.type = MONGO_RP_PRIMARY_PREFERRED;
} else if (strcasecmp(option_value, "secondary") == 0) {
servers->read_pref.type = MONGO_RP_SECONDARY;
} else if (strcasecmp(option_value, "secondaryPreferred") == 0) {
servers->read_pref.type = MONGO_RP_SECONDARY_PREFERRED;
} else if (strcasecmp(option_value, "nearest") == 0) {
servers->read_pref.type = MONGO_RP_NEAREST;
} else {
int len = strlen(option_value) + sizeof("The readPreference value '' is not supported.");
*error_message = malloc(len + 1);
snprintf(*error_message, len, "The readPreference value '%s' is not supported.", option_value);
return 3;
}
return 0;
}
if (strcasecmp(option_name, "readPreferenceTags") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'readPreferenceTags': '%s'", option_value);
return parse_read_preference_tags(manager, servers, option_value, error_message);
}
if (strcasecmp(option_name, "replicaSet") == 0) {
if (servers->options.repl_set_name) {
/* Free the already existing one */
free(servers->options.repl_set_name);
servers->options.repl_set_name = NULL; /* We reset it as not all options set a string as replset name */
}
if (option_value && *option_value) {
/* We explicitly check for the stringified version of "true" here,
* as "true" has a special meaning. It does not mean that the
* replicaSet name is "1". */
if (strcmp(option_value, "1") != 0) {
servers->options.repl_set_name = strdup(option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'replicaSet': '%s'", option_value);
/* Associate the given replica set name with all the server
* definitions from the seed */
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->repl_set_name) {
free(servers->server[i]->repl_set_name);
}
servers->server[i]->repl_set_name = strdup(option_value);
}
} else {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Found option 'replicaSet': true - Expected the name of the replica set");
}
servers->options.con_type = MONGO_CON_TYPE_REPLSET;
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Switching connection type: REPLSET");
}
return 0;
}
if (strcasecmp(option_name, "gssapiServiceName") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'gssapiServiceName': '%s'", option_value);
free(servers->options.gssapiServiceName);
servers->options.gssapiServiceName = strdup(option_value);
return 0;
}
if (strcasecmp(option_name, "secondaryAcceptableLatencyMS") == 0) {
int value = atoi(option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'secondaryAcceptableLatencyMS': '%s'", option_value);
servers->options.secondaryAcceptableLatencyMS = value;
return 0;
}
if (strcasecmp(option_name, "slaveOkay") == 0) {
if (strcasecmp(option_value, "true") == 0 || strcmp(option_value, "1") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'slaveOkay': true");
if (servers->read_pref.type != MONGO_RP_PRIMARY || servers->read_pref.tagset_count) {
/* The server already has read preferences configured, but
* we're still trying to set slave okay. The spec says that's
* an error */
*error_message = strdup("You can not use both slaveOkay and read-preferences. Please switch to read-preferences.");
return 3;
} else {
/* Old style option, that needs to be removed. For now, spec
* dictates it needs to be ReadPreference=SECONDARY_PREFERRED */
servers->read_pref.type = MONGO_RP_SECONDARY_PREFERRED;
}
return -1;
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'slaveOkay': false");
return -1;
}
if (strcasecmp(option_name, "socketTimeoutMS") == 0) {
int value = atoi(option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'socketTimeoutMS': %d", value);
servers->options.socketTimeoutMS = value;
return 0;
}
if (strcasecmp(option_name, "ssl") == 0) {
int value = 0;
if (strcasecmp(option_value, "true") == 0 || strcmp(option_value, "1") == 0) {
value = MONGO_SSL_ENABLE;
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'ssl': true");
} else if (strcasecmp(option_value, "false") == 0 || strcmp(option_value, "0") == 0) {
value = MONGO_SSL_DISABLE;
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'ssl': false");
} else if (strcasecmp(option_value, "prefer") == 0 || atoi(option_value) == MONGO_SSL_PREFER) {
/* FIXME: MongoDB doesn't support "connection promotion" to SSL at
* the moment, so we can't support this option properly */
value = MONGO_SSL_PREFER;
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'ssl': prefer");
*error_message = strdup("SSL=prefer is currently not supported by mongod");
return 3;
} else {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'ssl': '%s'", option_name);
*error_message = strdup("SSL can only be 'true' or 'false'");
return 3;
}
servers->options.ssl = value;
return 0;
}
if (strcasecmp(option_name, "timeout") == 0) {
int value = atoi(option_value);
if (servers->options.connectTimeoutMS) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Replacing previously set value for 'connectTimeoutMS' (%d)", servers->options.connectTimeoutMS);
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'timeout' ('connectTimeoutMS'): %d", value);
servers->options.connectTimeoutMS = value;
return -1;
}
if (strcasecmp(option_name, "username") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'username': '******'", option_value);
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->username) {
free(servers->server[i]->username);
}
servers->server[i]->username = strdup(option_value);
/* Use "admin" as the default db if none selected yet. It is okay
* if it is set in a later option, as we first always free the
* value before setting it anyway. */
if (!servers->server[i]->db) {
servers->server[i]->db = strdup("admin");
if (!servers->server[i]->authdb) {
/* Admin users always authenticate on the admin db, even when
* using other databases */
servers->server[i]->authdb = strdup("admin");
}
}
}
return 0;
}
if (strcasecmp(option_name, "w") == 0) {
/* Rough check to see whether this is a numeric string or not */
char *endptr;
long tmp_value;
if (servers->options.default_wstring != NULL) {
free(servers->options.default_wstring);
}
/* Reassign defaults before we set default_w or default_wstring */
servers->options.default_w = -1;
servers->options.default_wstring = NULL;
tmp_value = strtol(option_value, &endptr, 10);
/* If no invalid character is found (endptr == 0), we consider the
* option value as a number */
if (!*endptr) {
servers->options.default_w = tmp_value;
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'w': %d", servers->options.default_w);
if (servers->options.default_w < 0) {
*error_message = strdup("The value of 'w' needs to be 0 or higher (or a string).");
return 3;
}
} else {
servers->options.default_wstring = strdup(option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'w': '%s'", servers->options.default_wstring);
}
return 0;
}
if (strcasecmp(option_name, "wTimeout") == 0) {
int value = atoi(option_value);
if (servers->options.default_wtimeout != -1) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Replacing previously set value for 'wTimeoutMS' (%d)", servers->options.default_wtimeout);
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'wTimeout' ('wTimeoutMS'): %d", value);
servers->options.default_wtimeout = value;
return 0;
}
if (strcasecmp(option_name, "wTimeoutMS") == 0) {
int value = atoi(option_value);
if (servers->options.default_wtimeout != -1) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Replacing previously set value for 'wTimeoutMS' (%d)", servers->options.default_wtimeout);
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'wTimeoutMS': %d", value);
servers->options.default_wtimeout = value;
return 0;
}
*error_message = malloc(256);
snprintf(*error_message, 256, "- Found unknown connection string option '%s' with value '%s'", option_name, option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Found unknown connection string option '%s' with value '%s'", option_name, option_value);
return 2;
}
/* Sets server options.
* Returns 0 if it worked, 2 if the option didn't exist, 3 on logical errors.
* On logical errors, the error_message will be populated with the reason.
*/
int mongo_store_option(mongo_con_manager *manager, mongo_servers *servers, char *option_name, char *option_value, char **error_message)
{
int i;
if (strcasecmp(option_name, "replicaSet") == 0) {
if (servers->options.repl_set_name) {
/* Free the already existing one */
free(servers->options.repl_set_name);
servers->options.repl_set_name = NULL; /* We reset it as not all options set a string as replset name */
}
if (option_value && *option_value) {
/* We explicitly check for the stringified version of "true" here,
* as "true" has a special meaning. It does not mean that the
* replicaSet name is "1". */
if (strcmp(option_value, "1") != 0) {
servers->options.repl_set_name = strdup(option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'replicaSet': '%s'", option_value);
/* Associate the given replica set name with all the server definitions from the seed */
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->repl_set_name) {
free(servers->server[i]->repl_set_name);
}
servers->server[i]->repl_set_name = strdup(option_value);
}
} else {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Found option 'replicaSet': true - Expected the name of the replica set");
}
servers->options.con_type = MONGO_CON_TYPE_REPLSET;
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Switching connection type: REPLSET");
}
return 0;
}
if (strcasecmp(option_name, "username") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'username': '******'", option_value);
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->username) {
free(servers->server[i]->username);
}
servers->server[i]->username = strdup(option_value);
/* Use "admin" as the default db if none selected yet. It is okay
* if it is set in a later option, as we first always free the
* value before setting it anyway. */
if (!servers->server[i]->db) {
servers->server[i]->db = strdup("admin");
/* Admin users always authenticate on the admin db, even when using other databases */
servers->server[i]->authdb = strdup("admin");
}
}
return 0;
}
if (strcasecmp(option_name, "password") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'password': '******'", option_value);
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->password) {
free(servers->server[i]->password);
}
servers->server[i]->password = strdup(option_value);
}
return 0;
}
if (strcasecmp(option_name, "db") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'db': '%s'", option_value);
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->db) {
free(servers->server[i]->db);
/* Free the authdb too as it defaulted to 'admin' when no db was passed as the connection string */
free(servers->server[i]->authdb);
servers->server[i]->authdb = NULL;
}
servers->server[i]->db = strdup(option_value);
}
return 0;
}
if (strcasecmp(option_name, "authSource") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'authSource': '%s'", option_value);
for (i = 0; i < servers->count; i++) {
if (servers->server[i]->authdb) {
free(servers->server[i]->authdb);
}
servers->server[i]->authdb = strdup(option_value);
}
return 0;
}
if (strcasecmp(option_name, "authMechanism") == 0) {
int mechanism;
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'authMechanism': '%s'", option_value);
if (strcasecmp(option_value, "MONGODB-CR") == 0) {
mechanism = MONGO_AUTH_MECHANISM_MONGODB_CR;
} else if (strcasecmp(option_value, "GSSAPI") == 0) {
/* FIXME: GSSAPI isn't implemented yet */
mechanism = MONGO_AUTH_MECHANISM_GSSAPI;
*error_message = strdup("The authMechanism 'GSSAPI' is currently not supported. Only MONGODB-CR is available.");
return 3;
} else {
int len = strlen(option_value) + sizeof("The authMechanism '' does not exist.");
*error_message = malloc(len + 1);
snprintf(*error_message, len, "The authMechanism '%s' does not exist.", option_value);
return 3;
}
for (i = 0; i < servers->count; i++) {
servers->server[i]->mechanism = mechanism;
}
return 0;
}
if (strcasecmp(option_name, "slaveOkay") == 0) {
if (strcasecmp(option_value, "true") == 0 || *option_value == '1') {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'slaveOkay': true");
if (servers->read_pref.type != MONGO_RP_PRIMARY || servers->read_pref.tagset_count) {
/* the server already has read preferences configured, but we're still
* trying to set slave okay. The spec says that's an error */
*error_message = strdup("You can not use both slaveOkay and read-preferences. Please switch to read-preferences.");
return 3;
} else {
/* Old style option, that needs to be removed. For now, spec dictates
* it needs to be ReadPreference=SECONDARY_PREFERRED */
servers->read_pref.type = MONGO_RP_SECONDARY_PREFERRED;
}
return 0;
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'slaveOkay': false");
return 0;
}
if (strcasecmp(option_name, "readPreference") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'readPreference': '%s'", option_value);
if (strcasecmp(option_value, "primary") == 0) {
servers->read_pref.type = MONGO_RP_PRIMARY;
} else if (strcasecmp(option_value, "primaryPreferred") == 0) {
servers->read_pref.type = MONGO_RP_PRIMARY_PREFERRED;
} else if (strcasecmp(option_value, "secondary") == 0) {
servers->read_pref.type = MONGO_RP_SECONDARY;
} else if (strcasecmp(option_value, "secondaryPreferred") == 0) {
servers->read_pref.type = MONGO_RP_SECONDARY_PREFERRED;
} else if (strcasecmp(option_value, "nearest") == 0) {
servers->read_pref.type = MONGO_RP_NEAREST;
} else {
int len = strlen(option_value) + sizeof("The readPreference value '' is not supported.");
*error_message = malloc(len + 1);
snprintf(*error_message, len, "The readPreference value '%s' is not supported.", option_value);
return 3;
}
return 0;
}
if (strcasecmp(option_name, "readPreferenceTags") == 0) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'readPreferenceTags': '%s'", option_value);
return parse_read_preference_tags(manager, servers, option_value, error_message);
}
if (strcasecmp(option_name, "timeout") == 0) {
int value = atoi(option_value);
if (servers->options.connectTimeoutMS) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Replacing previously set value for 'connectTimeoutMS' (%d)", servers->options.connectTimeoutMS);
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'timeout' ('connectTimeoutMS'): %d", value);
servers->options.connectTimeoutMS = value;
return 0;
}
if (strcasecmp(option_name, "connectTimeoutMS") == 0) {
int value = atoi(option_value);
if (servers->options.connectTimeoutMS) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Replacing previously set value for 'connectTimeoutMS' (%d)", servers->options.connectTimeoutMS);
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'connectTimeoutMS': %d", value);
servers->options.connectTimeoutMS = value;
return 0;
}
if (strcasecmp(option_name, "socketTimeoutMS") == 0) {
int value = atoi(option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'socketTimeoutMS': %d", value);
servers->options.socketTimeoutMS = value;
return 0;
}
if (strcasecmp(option_name, "w") == 0) {
/* Rough check to see whether this is a numeric string or not */
if ((option_value[0] >= '0' && option_value[0] <= '9') || option_value[0] == '-') {
servers->options.default_w = atoi(option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'w': %d", servers->options.default_w);
if (servers->options.default_w < 0) {
*error_message = strdup("The value of 'w' needs to be 0 or higher (or a string).");
return 3;
}
} else {
servers->options.default_w = 1;
servers->options.default_wstring = strdup(option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'w': '%s'", servers->options.default_wstring);
}
return 0;
}
if (strcasecmp(option_name, "wTimeout") == 0) {
int value = atoi(option_value);
if (servers->options.default_wtimeout != -1) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Replacing previously set value for 'wTimeoutMS' (%d)", servers->options.default_wtimeout);
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'wTimeout' ('wTimeoutMS'): %d", value);
servers->options.default_wtimeout = value;
return 0;
}
if (strcasecmp(option_name, "wTimeoutMS") == 0) {
int value = atoi(option_value);
if (servers->options.default_wtimeout != -1) {
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Replacing previously set value for 'wTimeoutMS' (%d)", servers->options.default_wtimeout);
}
mongo_manager_log(manager, MLOG_PARSE, MLOG_INFO, "- Found option 'wTimeoutMS': %d", value);
servers->options.default_wtimeout = value;
return 0;
}
*error_message = malloc(256);
snprintf(*error_message, 256, "- Found unknown connection string option '%s' with value '%s'", option_name, option_value);
mongo_manager_log(manager, MLOG_PARSE, MLOG_WARN, "- Found unknown connection string option '%s' with value '%s'", option_name, option_value);
return 2;
}
