#include <string.h>
#include <jansson.h>
#include <dirent.h>
+#include <talloc.h>
#include <tr_config.h>
+#include <tr_debug.h>
#include <tr.h>
#include <tr_filter.h>
+#include <trust_router/tr_constraint.h>
-void tr_print_config (FILE *stream, TR_CFG *cfg) {
- fprintf(stream, "tr_print_config: Not yet implemented.\n");
- return;
+void tr_print_config (TR_CFG *cfg) {
+ tr_notice("tr_print_config: Logging running trust router configuration.");
+ tr_print_comms(cfg->comms);
+}
+
+void tr_print_comms (TR_COMM *comm_list) {
+ TR_COMM *comm = NULL;
+
+ for (comm = comm_list; NULL != comm; comm = comm->next) {
+ tr_notice("tr_print_config: Community %s:", comm->id->buf);
+
+ tr_notice("tr_print_config: - Member IdPs:");
+ tr_print_comm_idps(comm->idp_realms);
+
+ tr_notice("tr_print_config: - Member RPs:");
+ tr_print_comm_rps(comm->rp_realms);
+ }
+}
+
+void tr_print_comm_idps (TR_IDP_REALM *idp_list) {
+ TR_IDP_REALM *idp = NULL;
+
+ for (idp = idp_list; NULL != idp; idp = idp->comm_next) {
+ tr_notice("tr_print_config: - @%s", idp->realm_id->buf);
+ }
+}
+
+void tr_print_comm_rps(TR_RP_REALM *rp_list) {
+ TR_RP_REALM *rp = NULL;
+
+ for (rp = rp_list; NULL != rp; rp = rp->next) {
+ tr_notice("tr_print_config: - %s", rp->realm_name->buf);
+ }
}
void tr_cfg_free (TR_CFG *cfg) {
- /* TBD -- need to deallocate memory as part of dynamic config */
+ talloc_free(cfg);
return;
}
TR_CFG_RC tr_apply_new_config (TR_INSTANCE *tr) {
-
if (!tr)
return TR_CFG_BAD_PARAMS;
tr_cfg_free(tr->active_cfg);
tr->active_cfg = tr->new_cfg;
+
+ tr_log_threshold(tr->active_cfg->internal->log_threshold);
+ tr_console_threshold(tr->active_cfg->internal->console_threshold);
+
return TR_CFG_SUCCESS;
}
-static TR_CFG_RC tr_cfg_parse_internal (TR_INSTANCE *tr, json_t *jcfg) {
+static TR_CFG_RC tr_cfg_parse_internal (TR_CFG *trc, json_t *jcfg) {
json_t *jint = NULL;
json_t *jmtd = NULL;
+ json_t *jtp = NULL;
+ json_t *jhname = NULL;
+ json_t *jlog = NULL;
+ json_t *jconthres = NULL;
+ json_t *jlogthres = NULL;
- if ((!tr) || (!tr->new_cfg) || (!jcfg))
+ if ((!trc) || (!jcfg))
return TR_CFG_BAD_PARAMS;
- if (NULL == (tr->new_cfg->internal = malloc(sizeof(TR_CFG_INTERNAL))))
- return TR_CFG_NOMEM;
+ if (NULL == trc->internal) {
+ if (NULL == (trc->internal = talloc(trc, TR_CFG_INTERNAL)))
+ return TR_CFG_NOMEM;
- memset(tr->new_cfg->internal, 0, sizeof(TR_CFG_INTERNAL));
+ memset(trc->internal, 0, sizeof(TR_CFG_INTERNAL));
+ }
- if ((NULL != (jint = json_object_get(jcfg, "tr_internal"))) &&
- (NULL != (jmtd = json_object_get(jint, "max_tree_depth")))) {
- if (json_is_number(jmtd)) {
- tr->new_cfg->internal->max_tree_depth = json_integer_value(jmtd);
+ if (NULL != (jint = json_object_get(jcfg, "tr_internal"))) {
+ if (NULL != (jmtd = json_object_get(jint, "max_tree_depth"))) {
+ if (json_is_number(jmtd)) {
+ trc->internal->max_tree_depth = json_integer_value(jmtd);
+ } else {
+ tr_debug("tr_cfg_parse_internal: Parsing error, max_tree_depth is not a number.");
+ return TR_CFG_NOPARSE;
+ }
} else {
- fprintf(stderr,"tr_cfg_parse_internal: Parsing error, max_tree_depth is not a number.\n");
- return TR_CFG_NOPARSE;
+ /* If not configured, use the default */
+ trc->internal->max_tree_depth = TR_DEFAULT_MAX_TREE_DEPTH;
}
- } else {
- /* If not configured, use the default */
- tr->new_cfg->internal->max_tree_depth = TR_DEFAULT_MAX_TREE_DEPTH;
+ if (NULL != (jtp = json_object_get(jint, "tids_port"))) {
+ if (json_is_number(jtp)) {
+ trc->internal->tids_port = json_integer_value(jtp);
+ } else {
+ tr_debug("tr_cfg_parse_internal: Parsing error, port is not a number.");
+ return TR_CFG_NOPARSE;
+ }
+ } else {
+ /* If not configured, use the default */
+ trc->internal->tids_port = TR_DEFAULT_TIDS_PORT;
+ }
+ if (NULL != (jhname = json_object_get(jint, "hostname"))) {
+ if (json_is_string(jhname)) {
+ trc->internal->hostname = json_string_value(jhname);
+ } else {
+ tr_debug("tr_cfg_parse_internal: Parsing error, hostname is not a string.");
+ return TR_CFG_NOPARSE;
+ }
+ }
+
+ if (NULL != (jlog = json_object_get(jint, "logging"))) {
+ if (NULL != (jlogthres = json_object_get(jlog, "log_threshold"))) {
+ if (json_is_string(jlogthres)) {
+ trc->internal->log_threshold = str2sev(json_string_value(jlogthres));
+ } else {
+ tr_debug("tr_cfg_parse_internal: Parsing error, log_threshold is not a string.");
+ return TR_CFG_NOPARSE;
+ }
+ } else {
+ /* If not configured, use the default */
+ trc->internal->log_threshold = TR_DEFAULT_LOG_THRESHOLD;
+ }
+
+ if (NULL != (jconthres = json_object_get(jlog, "console_threshold"))) {
+ if (json_is_string(jconthres)) {
+ trc->internal->console_threshold = str2sev(json_string_value(jconthres));
+ } else {
+ tr_debug("tr_cfg_parse_internal: Parsing error, console_threshold is not a string.");
+ return TR_CFG_NOPARSE;
+ }
+ } else {
+ /* If not configured, use the default */
+ trc->internal->console_threshold = TR_DEFAULT_CONSOLE_THRESHOLD;
+ }
+ } else {
+ /* If not configured, use the default */
+ trc->internal->console_threshold = TR_DEFAULT_CONSOLE_THRESHOLD;
+ trc->internal->log_threshold = TR_DEFAULT_LOG_THRESHOLD;
+ }
+
+ tr_debug("tr_cfg_parse_internal: Internal config parsed.");
+ return TR_CFG_SUCCESS;
}
- fprintf(stderr, "tr_cfg_parse_internal: Internal config parsed.\n");
return TR_CFG_SUCCESS;
}
-static TR_FILTER *tr_cfg_parse_one_filter (TR_INSTANCE *tr, json_t *jfilt, TR_CFG_RC *rc)
+static TR_CONSTRAINT *tr_cfg_parse_one_constraint (TR_CFG *trc, char *ctype, json_t *jc, TR_CFG_RC *rc)
+{
+ TR_CONSTRAINT *cons;
+ int i;
+
+ if ((!trc) || (!ctype) || (!jc) || (!rc) ||
+ (!json_is_array(jc)) ||
+ (0 >= json_array_size(jc)) ||
+ (TR_MAX_CONST_MATCHES < json_array_size(jc)) ||
+ (!json_is_string(json_array_get(jc, 0)))) {
+ tr_debug("tr_cfg_parse_one_constraint: config error.");
+ *rc = TR_CFG_NOPARSE;
+ return NULL;
+ }
+
+ if (NULL == (cons = talloc(trc, TR_CONSTRAINT))) {
+ tr_debug("tr_cfg_parse_one_constraint: Out of memory (cons).");
+ *rc = TR_CFG_NOMEM;
+ return NULL;
+ }
+
+ memset(cons, 0, sizeof(TR_CONSTRAINT));
+
+ if (NULL == (cons->type = tr_new_name(ctype))) {
+ tr_debug("tr_cfg_parse_one_constraint: Out of memory (type).");
+ *rc = TR_CFG_NOMEM;
+ return NULL;
+ }
+
+ for (i = 0; i < json_array_size(jc); i++) {
+ cons->matches[i] = tr_new_name((char *)(json_string_value(json_array_get(jc, i))));
+ }
+
+ return cons;
+}
+
+static TR_FILTER *tr_cfg_parse_one_filter (TR_CFG *trc, json_t *jfilt, TR_CFG_RC *rc)
{
TR_FILTER *filt = NULL;
json_t *jftype = NULL;
json_t *jfspecs = NULL;
json_t *jffield = NULL;
json_t *jfmatch = NULL;
+ json_t *jrc = NULL;
+ json_t *jdc = NULL;
int i = 0, j = 0;
if ((NULL == (jftype = json_object_get(jfilt, "type"))) ||
(!json_is_string(jftype))) {
- fprintf(stderr, "tr_cfg_parse_one_filter: Error parsing filter type.\n");
+ tr_debug("tr_cfg_parse_one_filter: Error parsing filter type.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
if ((NULL == (jfls = json_object_get(jfilt, "filter_lines"))) ||
(!json_is_array(jfls))) {
- fprintf(stderr, "tr_cfg_parse_one_filter: Error parsing filter type.\n");
+ tr_debug("tr_cfg_parse_one_filter: Error parsing filter type.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
if (TR_MAX_FILTER_LINES < json_array_size(jfls)) {
- fprintf(stderr, "tr_cfg_parse_one_filter: Filter has too many filter_lines, maximimum of %d.\n", TR_MAX_FILTER_LINES);
+ tr_debug("tr_cfg_parse_one_filter: Filter has too many filter_lines, maximimum of %d.", TR_MAX_FILTER_LINES);
*rc = TR_CFG_NOPARSE;
return NULL;
}
- /* TBD -- optionally parse realm and domain constraints */
-
- if (NULL == (filt = malloc(sizeof(TR_FILTER)))) {
- fprintf(stderr, "tr_config_parse_one_filter: Out of memory.\n");
+ if (NULL == (filt = talloc(trc, TR_FILTER))) {
+ tr_debug("tr_cfg_parse_one_filter: Out of memory.");
*rc = TR_CFG_NOMEM;
return NULL;
}
filt->type = TR_FILTER_TYPE_RP_PERMITTED;
}
else {
- fprintf(stderr, "tr_cfg_parse_one_filter: Error parsing filter type, unknown type '%s'.\n", json_string_value(jftype));
+ tr_debug("tr_cfg_parse_one_filter: Error parsing filter type, unknown type '%s'.", json_string_value(jftype));
*rc = TR_CFG_NOPARSE;
tr_filter_free(filt);
return NULL;
}
-
+
/* For each filter line... */
for (i = 0; i < json_array_size(jfls); i++) {
if ((NULL == (jfaction = json_object_get(json_array_get(jfls, i), "action"))) ||
(!json_is_string(jfaction))) {
- fprintf(stderr, "tr_cfg_parse_one_filter: Error parsing filter action.\n");
+ tr_debug("tr_cfg_parse_one_filter: Error parsing filter action.");
*rc = TR_CFG_NOPARSE;
tr_filter_free(filt);
return NULL;
}
- /* TBD -- parse constraints */
-
if ((NULL == (jfspecs = json_object_get(json_array_get(jfls, i), "filter_specs"))) ||
(!json_is_array(jfspecs)) ||
(0 == json_array_size(jfspecs))) {
- fprintf(stderr, "tr_cfg_parse_one_filter: Error parsing filter specs.\n");
+ tr_debug("tr_cfg_parse_one_filter: Error parsing filter specs.");
*rc = TR_CFG_NOPARSE;
tr_filter_free(filt);
return NULL;
}
if (TR_MAX_FILTER_SPECS < json_array_size(jfspecs)) {
- fprintf(stderr, "tr_cfg_parse_one_filter: Filter has too many filter_specs, maximimum of %d.\n", TR_MAX_FILTER_SPECS);
+ tr_debug("tr_cfg_parse_one_filter: Filter has too many filter_specs, maximimum of %d.", TR_MAX_FILTER_SPECS);
*rc = TR_CFG_NOPARSE;
tr_filter_free(filt);
return NULL;
}
- if (NULL == (filt->lines[i] = malloc(sizeof(TR_FLINE)))) {
- fprintf(stderr, "tr_config_parse_one_filter: Out of memory.\n");
+ if (NULL == (filt->lines[i] = talloc(trc, TR_FLINE))) {
+ tr_debug("tr_cfg_parse_one_filter: Out of memory (fline).");
*rc = TR_CFG_NOMEM;
tr_filter_free(filt);
return NULL;
filt->lines[i]->action = TR_FILTER_ACTION_REJECT;
}
else {
- fprintf(stderr, "tr_cfg_parse_one_filter: Error parsing filter action, unknown action' %s'.\n", json_string_value(jfaction));
+ tr_debug("tr_cfg_parse_one_filter: Error parsing filter action, unknown action' %s'.", json_string_value(jfaction));
*rc = TR_CFG_NOPARSE;
tr_filter_free(filt);
return NULL;
}
-
+
+ if ((NULL != (jrc = json_object_get(json_array_get(jfls, i), "realm_constraints"))) &&
+ (json_is_array(jrc)) &&
+ (0 != json_array_size(jrc)) &&
+ (TR_MAX_CONST_MATCHES >= json_array_size(jrc))) {
+
+ if (NULL == (filt->lines[i]->realm_cons = tr_cfg_parse_one_constraint(trc, "realm", jrc, rc))) {
+ tr_debug("tr_cfg_parse_one_filter: Error parsing realm constraint");
+ tr_filter_free(filt);
+ return NULL;
+ }
+ }
+
+ if ((NULL != (jdc = json_object_get(json_array_get(jfls, i), "domain_constraints"))) &&
+ (json_is_array(jdc)) &&
+ (0 != json_array_size(jdc)) &&
+ (TR_MAX_CONST_MATCHES >= json_array_size(jdc))) {
+
+ if (NULL == (filt->lines[i]->domain_cons = tr_cfg_parse_one_constraint(trc, "domain", jdc, rc))) {
+ tr_debug("tr_cfg_parse_one_filter: Error parsing domain constraint");
+ tr_filter_free(filt);
+ return NULL;
+ }
+ }
+
/*For each filter spec within the filter line... */
for (j = 0; j <json_array_size(jfspecs); j++) {
(!json_is_string(jffield)) ||
(NULL == (jfmatch = json_object_get(json_array_get(jfspecs, j), "match"))) ||
(!json_is_string(jfmatch))) {
- fprintf (stderr, "tr_cfg_parse_one_filter: Error parsing filter field and match for filter spec %d, filter line %d.\n", i, j);
+ tr_debug("tr_cfg_parse_one_filter: Error parsing filter field and match for filter spec %d, filter line %d.", i, j);
*rc = TR_CFG_NOPARSE;
tr_filter_free(filt);
return NULL;
}
- if (NULL == (filt->lines[i]->specs[j] = malloc(sizeof(TR_FSPEC)))) {
- fprintf(stderr, "tr_config_parse_one_filter: Out of memory.\n");
+ if (NULL == (filt->lines[i]->specs[j] = talloc(trc, TR_FSPEC))) {
+ tr_debug("tr_cfg_parse_one_filter: Out of memory.");
*rc = TR_CFG_NOMEM;
tr_filter_free(filt);
return NULL;
if ((NULL == (filt->lines[i]->specs[j]->field = tr_new_name((char *)json_string_value(jffield)))) ||
(NULL == (filt->lines[i]->specs[j]->match = tr_new_name((char *)json_string_value(jfmatch))))) {
- fprintf(stderr, "tr_config_parse_one_filter: Out of memory.\n");
+ tr_debug("tr_cfg_parse_one_filter: Out of memory.");
*rc = TR_CFG_NOMEM;
tr_filter_free(filt);
return NULL;
}
}
}
+
return filt;
}
-static TR_RP_CLIENT *tr_cfg_parse_one_rp_client (TR_INSTANCE *tr, json_t *jrp, TR_CFG_RC *rc)
+static TR_RP_CLIENT *tr_cfg_parse_one_rp_client (TR_CFG *trc, json_t *jrp, TR_CFG_RC *rc)
{
TR_RP_CLIENT *rp = NULL;
json_t *jgns = NULL;
json_t *jftype = NULL;
int i = 0;
- if ((!jrp) || (!rc)) {
- fprintf(stderr, "tr_cfg_parse_one_rp_realm: Bad parameters.\n");
+ if ((!trc) || (!jrp) || (!rc)) {
+ tr_debug("tr_cfg_parse_one_rp_realm: Bad parameters.");
if (rc)
*rc = TR_CFG_BAD_PARAMS;
return NULL;
if ((NULL == (jgns = json_object_get(jrp, "gss_names"))) ||
(!json_is_array(jgns))) {
- fprintf(stderr, "tr_cfg_parse_one_rp_client: Error parsing RP client configuration, no GSS names.\n");
+ tr_debug("tr_cfg_parse_one_rp_client: Error parsing RP client configuration, no GSS names.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
/* TBD -- Support more than one filter per RP client? */
if (NULL == (jfilt = json_object_get(jrp, "filter"))) {
- fprintf(stderr, "tr_cfg_parse_one_rp_client: Error parsing RP client configuration, no filter.\n");
+ tr_debug("tr_cfg_parse_one_rp_client: Error parsing RP client configuration, no filter.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
if ((NULL == (jftype = json_object_get(jfilt, "type"))) ||
(!json_is_string(jftype)) ||
(strcmp(json_string_value(jftype), "rp_permitted"))) {
- fprintf(stderr, "tr_cfg_parse_one_rp_client: Error parsing RP client filter type.\n");
+ tr_debug("tr_cfg_parse_one_rp_client: Error parsing RP client filter type.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
if (TR_MAX_GSS_NAMES < json_array_size(jgns)) {
- fprintf(stderr, "tr_cfg_parse_one_rp_client: RP Client has too many GSS Names.\n");
+ tr_debug("tr_cfg_parse_one_rp_client: RP Client has too many GSS Names.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
- if (NULL == (rp = malloc(sizeof(TR_RP_CLIENT)))) {
- fprintf(stderr, "tr_config_parse_one_rp_realm: Out of memory.\n");
+ if (NULL == (rp = talloc(trc, TR_RP_CLIENT))) {
+ tr_debug("tr_cfg_parse_one_rp_realm: Out of memory.");
*rc = TR_CFG_NOMEM;
return NULL;
}
memset(rp, 0, sizeof(TR_RP_CLIENT));
/* TBD -- support more than one filter entry per RP Client? */
- if (NULL == (rp->filter = tr_cfg_parse_one_filter(tr, jfilt, rc))) {
- fprintf(stderr, "tr_cfg_parse_one_rp_client: Error parsing filter.\n");
- free(rp);
+ if (NULL == (rp->filter = tr_cfg_parse_one_filter(trc, jfilt, rc))) {
+ tr_debug("tr_cfg_parse_one_rp_client: Error parsing filter.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
for (i = 0; i < json_array_size(jgns); i++) {
if (NULL == (rp->gss_names[i] = tr_new_name ((char *)json_string_value(json_array_get(jgns, i))))) {
- fprintf(stderr, "tr_cfg_parse_one_rp_client: No memory for GSS Name.\n");
- free(rp);
+ tr_debug("tr_cfg_parse_one_rp_client: No memory for GSS Name.");
*rc = TR_CFG_NOMEM;
return NULL;
}
return rp;
}
-static TR_CFG_RC tr_cfg_parse_rp_clients (TR_INSTANCE *tr, json_t *jcfg) {
+static TR_CFG_RC tr_cfg_parse_rp_clients (TR_CFG *trc, json_t *jcfg) {
json_t *jrps = NULL;
TR_RP_CLIENT *rp = NULL;
TR_CFG_RC rc = TR_CFG_SUCCESS;
int i = 0;
- if ((!tr) || (!tr->new_cfg) || (!jcfg))
+ if ((!trc) || (!jcfg))
return TR_CFG_BAD_PARAMS;
- if ((NULL == (jrps = json_object_get(jcfg, "rp_clients"))) ||
- (!json_is_array(jrps))) {
- return TR_CFG_NOPARSE;
- }
+ if (NULL != (jrps = json_object_get(jcfg, "rp_clients"))) {
- for (i = 0; i < json_array_size(jrps); i++) {
- if (NULL == (rp = tr_cfg_parse_one_rp_client(tr,
- json_array_get(jrps, i),
- &rc))) {
- return rc;
+ if (!json_is_array(jrps)) {
+ return TR_CFG_NOPARSE;
+ }
+
+ for (i = 0; i < json_array_size(jrps); i++) {
+ if (NULL == (rp = tr_cfg_parse_one_rp_client(trc,
+ json_array_get(jrps, i),
+ &rc))) {
+ return rc;
+ }
+ tr_debug("tr_cfg_parse_rp_clients: RP client configured -- first gss: %s", rp->gss_names[0]->buf);
+ rp->next = trc->rp_clients;
+ trc->rp_clients = rp;
}
- fprintf(stderr, "tr_cfg_parse_rp_clients: RP client configured -- first gss: %s", rp->gss_names[0]->buf);
- rp->next = tr->new_cfg->rp_clients;
- tr->new_cfg->rp_clients = rp;
}
return rc;
}
-static TR_AAA_SERVER *tr_cfg_parse_one_aaa_server (TR_INSTANCE *tr, json_t *jaddr, TR_CFG_RC *rc) {
+static TR_AAA_SERVER *tr_cfg_parse_one_aaa_server (TR_CFG *trc, json_t *jaddr, TR_CFG_RC *rc) {
TR_AAA_SERVER *aaa = NULL;
- if ((!tr) || (!tr->new_cfg) || (!jaddr) || (!json_is_string(jaddr))) {
- fprintf(stderr, "tr_cfg_parse_one_aaa_server: Bad parameters.\n");
+ if ((!trc) || (!jaddr) || (!json_is_string(jaddr))) {
+ tr_debug("tr_cfg_parse_one_aaa_server: Bad parameters.");
*rc = TR_CFG_BAD_PARAMS;
return NULL;
}
- if (NULL == (aaa = malloc(sizeof(TR_AAA_SERVER)))) {
- fprintf(stderr, "tr_config_parse_one_aaa_server: Out of memory.\n");
+ if (NULL == (aaa = talloc(trc, TR_AAA_SERVER))) {
+ tr_debug("tr_cfg_parse_one_aaa_server: Out of memory.");
*rc = TR_CFG_NOMEM;
return NULL;
}
memset(aaa, 0, sizeof(TR_AAA_SERVER));
- /* TBD -- Handle IPv6 addresses */
- inet_aton(json_string_value(jaddr), &(aaa->aaa_server_addr));
+ aaa->hostname = tr_new_name((char *)(json_string_value(jaddr)));
return aaa;
}
-
-static TR_AAA_SERVER *tr_cfg_parse_aaa_servers (TR_INSTANCE *tr, json_t *jaaas, TR_CFG_RC *rc)
+static TR_AAA_SERVER *tr_cfg_parse_aaa_servers (TR_CFG *trc, json_t *jaaas, TR_CFG_RC *rc)
{
TR_AAA_SERVER *aaa = NULL;
TR_AAA_SERVER *temp_aaa = NULL;
int i = 0;
for (i = 0; i < json_array_size(jaaas); i++) {
- if (NULL == (temp_aaa = tr_cfg_parse_one_aaa_server(tr, json_array_get(jaaas, i), rc))) {
+ if (NULL == (temp_aaa = tr_cfg_parse_one_aaa_server(trc, json_array_get(jaaas, i), rc))) {
return NULL;
}
/* TBD -- IPv6 addresses */
- // fprintf(stderr, "tr_cfg_parse_aaa_servers: Configuring AAA Server: ip_addr = %s.\n", inet_ntoa(temp_aaa->aaa_server_addr));
+ // tr_debug("tr_cfg_parse_aaa_servers: Configuring AAA Server: ip_addr = %s.", inet_ntoa(temp_aaa->aaa_server_addr));
temp_aaa->next = aaa;
aaa = temp_aaa;
}
return aaa;
}
-static TR_APC *tr_cfg_parse_apcs (TR_INSTANCE *tr, json_t *japcs, TR_CFG_RC *rc)
+static TR_APC *tr_cfg_parse_apcs (TR_CFG *trc, json_t *japcs, TR_CFG_RC *rc)
{
TR_APC *apc;
*rc = TR_CFG_SUCCESS; /* presume success */
- if ((!japcs) || (!rc)) {
- fprintf(stderr, "tr_cfg_parse_apcs: Bad parameters.\n");
+ if ((!trc) || (!japcs) || (!rc)) {
+ tr_debug("tr_cfg_parse_apcs: Bad parameters.");
if (rc)
*rc = TR_CFG_BAD_PARAMS;
return NULL;
}
- if (NULL == (apc = malloc(sizeof(TR_APC)))) {
- fprintf (stderr, "tr_cfg_parse_apcs: Out of memory.\n");
+ if (NULL == (apc = talloc(trc, TR_APC))) {
+ tr_debug("tr_cfg_parse_apcs: Out of memory.");
*rc = TR_CFG_NOMEM;
return NULL;
}
return NULL;
if (NULL == (apc->id = tr_new_name((char *)json_string_value(json_array_get(japcs, 0))))) {
- fprintf(stderr, "tr_cfg_parse_apcs: No memory for APC name.\n");
+ tr_debug("tr_cfg_parse_apcs: No memory for APC name.");
*rc = TR_CFG_NOMEM;
return NULL;
}
return apc;
}
-static TR_IDP_REALM *tr_cfg_parse_one_idp_realm (TR_INSTANCE *tr, json_t *jidp, TR_CFG_RC *rc) {
+static TR_IDP_REALM *tr_cfg_parse_one_idp_realm (TR_CFG *trc, json_t *jidp, TR_CFG_RC *rc) {
TR_IDP_REALM *idp = NULL;
json_t *jrid = NULL;
json_t *jscfg = NULL;
json_t *jsrvrs = NULL;
json_t *japcs = NULL;
- if ((!jidp) || (!rc)) {
- fprintf(stderr, "tr_cfg_parse_one_idp_realm: Bad parameters.\n");
+ if ((!trc) || (!jidp) || (!rc)) {
+ tr_debug("tr_cfg_parse_one_idp_realm: Bad parameters.");
if (rc)
*rc = TR_CFG_BAD_PARAMS;
return NULL;
}
- if (NULL == (idp = malloc(sizeof(TR_IDP_REALM)))) {
- fprintf(stderr, "tr_config_parse_one_idp_realm: Out of memory.\n");
+ if (NULL == (idp = talloc(trc, TR_IDP_REALM))) {
+ tr_debug("tr_cfg_parse_one_idp_realm: Out of memory.");
*rc = TR_CFG_NOMEM;
return NULL;
}
(!json_is_string(jscfg)) ||
(NULL == (jsrvrs = json_object_get(jidp, "aaa_servers"))) ||
(!json_is_array(jsrvrs))) {
- fprintf(stderr, "tr_cfg_parse_one_idp_realm: Error parsing IDP realm configuration.\n");
- free(idp);
+ tr_debug("tr_cfg_parse_one_idp_realm: Error parsing IDP realm configuration.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
}
if (NULL == (idp->realm_id = tr_new_name((char *)json_string_value(jrid)))) {
- free(idp);
- fprintf(stderr, "tr_cfg_parse_one_idp_realm: No memory for realm id.\n");
+ tr_debug("tr_cfg_parse_one_idp_realm: No memory for realm id.");
*rc = TR_CFG_NOMEM;
return NULL;
}
- if (NULL == (idp->aaa_servers = tr_cfg_parse_aaa_servers(tr, jsrvrs, rc))) {
- fprintf(stderr, "tr_cfg_parse_one_idp_realm: Can't parse AAA servers for realm %s.\n", idp->realm_id->buf);
+ if (NULL == (idp->aaa_servers = tr_cfg_parse_aaa_servers(trc, jsrvrs, rc))) {
+ tr_debug("tr_cfg_parse_one_idp_realm: Can't parse AAA servers for realm %s.", idp->realm_id->buf);
tr_free_name(idp->realm_id);
- free(idp);
return NULL;
}
if ((NULL != (japcs = json_object_get(jidp, "apcs"))) &&
(json_is_array(japcs))) {
- if (NULL == (idp->apcs = tr_cfg_parse_apcs(tr, japcs, rc))) {
- fprintf(stderr, "tr_cfg_parse_one_idp_realm: Can't parse APCs for realm %s .\n", idp->realm_id->buf);
+ if (NULL == (idp->apcs = tr_cfg_parse_apcs(trc, japcs, rc))) {
+ tr_debug("tr_cfg_parse_one_idp_realm: Can't parse APCs for realm %s .", idp->realm_id->buf);
tr_free_name(idp->realm_id);
/* TBD -- free aaa_servers */;
- free(idp);
return NULL;
}
}
return idp;
}
-static TR_CFG_RC tr_cfg_parse_idp_realms (TR_INSTANCE *tr, json_t *jcfg)
+static TR_CFG_RC tr_cfg_parse_default_servers (TR_CFG *trc, json_t *jcfg)
{
- json_t *jidps = NULL;
+ json_t *jdss = NULL;
TR_CFG_RC rc = TR_CFG_SUCCESS;
- TR_IDP_REALM *idp = NULL;
+ TR_AAA_SERVER *ds = NULL;
int i = 0;
- if ((!tr) || (!tr->new_cfg) || (!jcfg))
+ if ((!trc) || (!jcfg))
return TR_CFG_BAD_PARAMS;
- if ((NULL == (jidps = json_object_get(jcfg, "idp_realms"))) ||
- (!json_is_array(jidps))) {
- return TR_CFG_NOPARSE;
- }
+ /* If there are default servers, store them */
+ if ((NULL != (jdss = json_object_get(jcfg, "default_servers"))) &&
+ (json_is_array(jdss)) &&
+ (0 < json_array_size(jdss))) {
- for (i = 0; i < json_array_size(jidps); i++) {
- if (NULL == (idp = tr_cfg_parse_one_idp_realm(tr,
- json_array_get(jidps, i),
+ for (i = 0; i < json_array_size(jdss); i++) {
+ if (NULL == (ds = tr_cfg_parse_one_aaa_server(trc,
+ json_array_get(jdss, i),
&rc))) {
- return rc;
+ return rc;
+ }
+ tr_debug("tr_cfg_parse_default_servers: Default server configured: %s", ds->hostname->buf);
+ ds->next = trc->default_servers;
+ trc->default_servers = ds;
+ }
+ }
+
+ return rc;
+}
+
+static TR_CFG_RC tr_cfg_parse_idp_realms (TR_CFG *trc, json_t *jcfg)
+{
+ json_t *jidps = NULL;
+ TR_CFG_RC rc = TR_CFG_SUCCESS;
+ TR_IDP_REALM *idp = NULL;
+ int i = 0;
+
+ if ((!trc) || (!jcfg))
+ return TR_CFG_BAD_PARAMS;
+
+ /* If there are any IDP Realms, parse them */
+ if ((NULL != (jidps = json_object_get(jcfg, "idp_realms"))) &&
+ (json_is_array(jidps))) {
+ for (i = 0; i < json_array_size(jidps); i++) {
+ if (NULL == (idp = tr_cfg_parse_one_idp_realm(trc,
+ json_array_get(jidps, i),
+ &rc))) {
+ return rc;
+ }
+ tr_debug("tr_cfg_parse_idp_realms: IDP realm configured: %s.", idp->realm_id->buf);
+ idp->next = trc->idp_realms;
+ trc->idp_realms = idp;
}
- fprintf(stderr, "tr_cfg_parse_idp_realms: IDP realm configured: %s.\n", idp->realm_id->buf);
- idp->next = tr->new_cfg->idp_realms;
- tr->new_cfg->idp_realms = idp;
}
+
return rc;
}
-static TR_IDP_REALM *tr_cfg_parse_comm_idps (TR_INSTANCE *tr, json_t *jidps, TR_CFG_RC *rc)
+static TR_IDP_REALM *tr_cfg_parse_comm_idps (TR_CFG *trc, json_t *jidps, TR_CFG_RC *rc)
{
TR_IDP_REALM *idp = NULL;
+ TR_IDP_REALM *found_idp = NULL;
TR_IDP_REALM *temp_idp = NULL;
int i = 0;
- if ((!tr) ||
+ if ((!trc) ||
(!jidps) ||
(!json_is_array(jidps))) {
if (rc)
}
for (i = 0; i < json_array_size(jidps); i++) {
- if (NULL == (temp_idp = (tr_cfg_find_idp(tr->new_cfg,
+ if (NULL == (temp_idp = talloc(trc, TR_IDP_REALM))) {
+ tr_debug("tr_cfg_parse_comm_idps: Can't allocate memory for IdP Realm.");
+ if (rc)
+ *rc = TR_CFG_NOMEM;
+ return NULL;
+ }
+ memset (temp_idp, 0, sizeof(TR_IDP_REALM));
+
+ if (NULL == (found_idp = (tr_cfg_find_idp(trc,
tr_new_name((char *)json_string_value(json_array_get(jidps, i))),
rc)))) {
- fprintf(stderr, "tr_cfg_parse_comm_idps: Unknown IDP %s.\n",
+ tr_debug("tr_cfg_parse_comm_idps: Unknown IDP %s.",
(char *)json_string_value(json_array_get(jidps, i)));
return NULL;
}
+ // We *MUST* do a dereferenced copy here or the second community will corrupt the linked list we create here.
+ *temp_idp = *found_idp;
+
temp_idp->comm_next = idp;
idp = temp_idp;
}
return idp;
}
-static TR_RP_REALM *tr_cfg_parse_comm_rps (TR_INSTANCE *tr, json_t *jrps, TR_CFG_RC *rc)
+static TR_RP_REALM *tr_cfg_parse_comm_rps (TR_CFG *trc, json_t *jrps, TR_CFG_RC *rc)
{
TR_RP_REALM *rp = NULL;
TR_RP_REALM *temp_rp = NULL;
int i = 0;
- if ((!tr) ||
+ if ((!trc) ||
(!jrps) ||
(!json_is_array(jrps))) {
if (rc)
}
for (i = (json_array_size(jrps)-1); i >= 0; i--) {
- if (NULL == (temp_rp = malloc(sizeof(TR_RP_REALM)))) {
- fprintf(stderr, "tr_cfg_parse_comm_rps: Can't allocate memory for RP Realm.\n");
+ if (NULL == (temp_rp = talloc(trc, TR_RP_REALM))) {
+ tr_debug("tr_cfg_parse_comm_rps: Can't allocate memory for RP Realm.");
if (rc)
*rc = TR_CFG_NOMEM;
return NULL;
memset (temp_rp, 0, sizeof(TR_RP_REALM));
if (NULL == (temp_rp->realm_name = tr_new_name((char *)json_string_value(json_array_get(jrps, i))))) {
- fprintf(stderr, "tr_cfg_parse_comm_rps: No memory for RP Realm Name.\n");
+ tr_debug("tr_cfg_parse_comm_rps: No memory for RP Realm Name.");
if (rc)
*rc = TR_CFG_NOMEM;
return NULL;
return rp;
}
-static TR_COMM *tr_cfg_parse_one_comm (TR_INSTANCE *tr, json_t *jcomm, TR_CFG_RC *rc) {
+static TR_COMM *tr_cfg_parse_one_comm (TR_CFG *trc, json_t *jcomm, TR_CFG_RC *rc) {
TR_COMM *comm = NULL;
json_t *jid = NULL;
json_t *jtype = NULL;
json_t *jidps = NULL;
json_t *jrps = NULL;
- if ((!jcomm) || (!rc)) {
- fprintf(stderr, "tr_cfg_parse_one_comm: Bad parameters.\n");
+ if ((!trc) || (!jcomm) || (!rc)) {
+ tr_debug("tr_cfg_parse_one_comm: Bad parameters.");
if (rc)
*rc = TR_CFG_BAD_PARAMS;
return NULL;
}
- if (NULL == (comm = malloc(sizeof(TR_COMM)))) {
- fprintf(stderr, "tr_config_parse_one_comm: Out of memory.\n");
+ if (NULL == (comm = talloc_zero(trc, TR_COMM))) {
+ tr_crit("tr_cfg_parse_one_comm: Out of memory.");
*rc = TR_CFG_NOMEM;
return NULL;
}
- memset(comm, 0, sizeof(TR_COMM));
if ((NULL == (jid = json_object_get(jcomm, "community_id"))) ||
(!json_is_string(jid)) ||
(!json_is_array(jidps)) ||
(NULL == (jrps = json_object_get(jcomm, "rp_realms"))) ||
(!json_is_array(jrps))) {
- fprintf(stderr, "tr_cfg_parse_one_comm: Error parsing Communities configuration.\n");
- free(comm);
+ tr_debug("tr_cfg_parse_one_comm: Error parsing Communities configuration.");
*rc = TR_CFG_NOPARSE;
return NULL;
}
if (NULL == (comm->id = tr_new_name((char *)json_string_value(jid)))) {
- free(comm);
- fprintf(stderr, "tr_cfg_parse_one_comm: No memory for community id.\n");
+ tr_debug("tr_cfg_parse_one_comm: No memory for community id.");
*rc = TR_CFG_NOMEM;
return NULL;
}
comm->type = TR_COMM_APC;
} else if (0 == strcmp(json_string_value(jtype), "coi")) {
comm->type = TR_COMM_COI;
- if (NULL == (comm->apcs = tr_cfg_parse_apcs(tr, japcs, rc))) {
- fprintf(stderr, "tr_cfg_parse_one_comm: Can't parse APCs for COI %s.\n", comm->id->buf);
+ if (NULL == (comm->apcs = tr_cfg_parse_apcs(trc, japcs, rc))) {
+ tr_debug("tr_cfg_parse_one_comm: Can't parse APCs for COI %s.", comm->id->buf);
tr_free_name(comm->id);
- free(comm);
return NULL;
}
} else {
- fprintf(stderr, "tr_cfg_parse_one_comm: Invalid community type, comm = %s, type = %s\n", comm->id->buf, json_string_value(jtype));
+ tr_debug("tr_cfg_parse_one_comm: Invalid community type, comm = %s, type = %s", comm->id->buf, json_string_value(jtype));
tr_free_name(comm->id);
- free(comm);
*rc = TR_CFG_NOPARSE;
return NULL;
}
- comm->idp_realms = tr_cfg_parse_comm_idps(tr, jidps, rc);
+ comm->idp_realms = tr_cfg_parse_comm_idps(trc, jidps, rc);
if (TR_CFG_SUCCESS != *rc) {
- fprintf(stderr, "tr_cfg_parse_one_comm: Can't parse IDP realms for comm %s.\n", comm->id->buf);
+ tr_debug("tr_cfg_parse_one_comm: Can't parse IDP realms for comm %s.", comm->id->buf);
tr_free_name(comm->id);
- free(comm);
return NULL;
}
- comm->rp_realms = tr_cfg_parse_comm_rps(tr, jrps, rc);
+ comm->rp_realms = tr_cfg_parse_comm_rps(trc, jrps, rc);
if (TR_CFG_SUCCESS != *rc) {
- fprintf(stderr, "tr_cfg_parse_comm: Can't parse RP realms for comm %s .\n", comm->id->buf);
+ tr_debug("tr_cfg_parse_comm: Can't parse RP realms for comm %s .", comm->id->buf);
tr_free_name(comm->id);
- /* TBD -- free idps? */;
- free(comm);
return NULL;
}
+ if (TR_COMM_APC == comm->type) {
+ json_t *jexpire = json_object_get(jcomm, "expiration_interval");
+ comm->expiration_interval = 43200; /*30 days*/
+ if (jexpire) {
+ if (!json_is_integer(jexpire)) {
+ fprintf(stderr, "tr_parse_comm: expirae_interval is not an integer\n");
+ return NULL;
+ }
+ comm->expiration_interval = json_integer_value(jexpire);
+ if (comm->expiration_interval <= 10)
+ comm->expiration_interval = 11; /* Freeradius waits 10 minutes between successful TR queries*/
+ if (comm->expiration_interval > 129600) /* 90 days*/
+ comm->expiration_interval = 129600;
+ }
+ }
+
return comm;
}
-static TR_CFG_RC tr_cfg_parse_comms (TR_INSTANCE *tr, json_t *jcfg)
+static TR_CFG_RC tr_cfg_parse_comms (TR_CFG *trc, json_t *jcfg)
{
json_t *jcomms = NULL;
TR_CFG_RC rc = TR_CFG_SUCCESS;
TR_COMM *comm = NULL;
int i = 0;
- if ((!tr) || (!tr->new_cfg) || (!jcfg)) {
- fprintf(stderr, "tr_config_parse_comms: Bad Parameters.\n");
+ if ((!trc) || (!jcfg)) {
+ tr_debug("tr_cfg_parse_comms: Bad Parameters.");
return TR_CFG_BAD_PARAMS;
}
- if (NULL == (comm = malloc(sizeof(TR_COMM)))) {
- fprintf(stderr, "tr_cfg_parse_comms: Out of Memory\n");
- return TR_CFG_NOMEM;
+ if (NULL != (jcomms = json_object_get(jcfg, "communities"))) {
+ if (!json_is_array(jcomms)) {
+ return TR_CFG_NOPARSE;
+ }
+
+ for (i = 0; i < json_array_size(jcomms); i++) {
+ if (NULL == (comm = tr_cfg_parse_one_comm(trc,
+ json_array_get(jcomms, i),
+ &rc))) {
+ return rc;
+ }
+ tr_debug("tr_cfg_parse_comms: Community configured: %s.", comm->id->buf);
+ comm->next = trc->comms;
+ trc->comms = comm;
+ }
+ }
+ return rc;
+}
+
+TR_CFG_RC tr_cfg_validate (TR_CFG *trc) {
+ TR_CFG_RC rc = TR_CFG_SUCCESS;
+
+ if (!trc)
+ return TR_CFG_BAD_PARAMS;
+
+ if ((NULL == trc->internal)||
+ (NULL == trc->internal->hostname)) {
+ tr_debug("tr_cfg_validate: Error: No internal configuration, or no hostname.");
+ rc = TR_CFG_ERROR;
}
- memset (comm, 0, sizeof(TR_COMM));
- if ((NULL == (jcomms = json_object_get(jcfg, "communities"))) ||
- (!json_is_array(jcomms))) {
- return TR_CFG_NOPARSE;
+ if (NULL == trc->rp_clients) {
+ tr_debug("tr_cfg_validate: Error: No RP Clients configured");
+ rc = TR_CFG_ERROR;
}
- for (i = 0; i < json_array_size(jcomms); i++) {
- if (NULL == (comm = tr_cfg_parse_one_comm(tr,
- json_array_get(jcomms, i),
- &rc))) {
- return rc;
- }
- fprintf(stderr, "tr_cfg_parse_comms: Community configured: %s.\n", comm->id->buf);
- comm->next = tr->new_cfg->comms;
- tr->new_cfg->comms = comm;
+ if (NULL == trc->comms) {
+ tr_debug("tr_cfg_validate: Error: No Communities configured");
+ rc = TR_CFG_ERROR;
}
+
+ if ((NULL == trc->default_servers) && (NULL == trc->idp_realms)) {
+ tr_debug("tr_cfg_validate: Error: No default servers or IDPs configured.");
+ rc = TR_CFG_ERROR;
+ }
+
return rc;
}
-TR_CFG_RC tr_parse_config (TR_INSTANCE *tr, json_t *jcfg) {
+/* Join two paths and return a pointer to the result. This should be freed
+ * via talloc_free. Returns NULL on failure. */
+static char *join_paths(const char *p1, const char *p2) {
+ return talloc_asprintf(NULL, "%s/%s", p1, p2); /* returns NULL on a failure */
+}
+
+/* Reads configuration files in config_dir ("" or "./" will use the current directory) */
+TR_CFG_RC tr_parse_config (TR_INSTANCE *tr, const char *config_dir, int n, struct dirent **cfg_files) {
+ json_t *jcfg;
+ json_t *jser;
+ json_error_t rc;
+ char *file_with_path;
+
+ if ((!tr) || (!cfg_files) || (n<=0))
+ return TR_CFG_BAD_PARAMS;
/* If there is a partial/abandoned config lying around, free it */
- if (tr->new_cfg) {
+ if (tr->new_cfg)
tr_cfg_free(tr->new_cfg);
- }
- if (NULL == (tr->new_cfg = malloc(sizeof(TR_CFG))))
+ if (NULL == (tr->new_cfg = talloc(NULL, TR_CFG)))
return TR_CFG_NOMEM;
memset(tr->new_cfg, 0, sizeof(TR_CFG));
- if ((TR_CFG_SUCCESS != tr_cfg_parse_internal(tr, jcfg)) ||
- (TR_CFG_SUCCESS != tr_cfg_parse_rp_clients(tr, jcfg)) ||
- (TR_CFG_SUCCESS != tr_cfg_parse_idp_realms(tr, jcfg)) ||
- (TR_CFG_SUCCESS != tr_cfg_parse_comms(tr, jcfg))) {
- tr_cfg_free(tr->new_cfg);
+ /* Parse configuration information from each config file */
+ while (n--) {
+ file_with_path=join_paths(config_dir, cfg_files[n]->d_name); /* must free result with talloc_free */
+ if(file_with_path == NULL) {
+ tr_crit("tr_parse_config: error joining path.");
+ return TR_CFG_NOMEM;
+ }
+ tr_debug("tr_parse_config: Parsing %s.", cfg_files[n]->d_name); /* print the filename without the path */
+ if (NULL == (jcfg = json_load_file(file_with_path,
+ JSON_DISABLE_EOF_CHECK, &rc))) {
+ tr_debug("tr_parse_config: Error parsing config file %s.",
+ cfg_files[n]->d_name);
+ talloc_free(file_with_path);
+ return TR_CFG_NOPARSE;
+ }
+ talloc_free(file_with_path); /* done with filename */
+
+ // Look for serial number and log it if it exists
+ if (NULL != (jser = json_object_get(jcfg, "serial_number"))) {
+ if (json_is_number(jser)) {
+ tr_notice("tr_read_config: Attempting to load revision %" JSON_INTEGER_FORMAT " of '%s'.",
+ json_integer_value(jser),
+ cfg_files[n]->d_name);
+ }
+ }
+
+ if ((TR_CFG_SUCCESS != tr_cfg_parse_internal(tr->new_cfg, jcfg)) ||
+ (TR_CFG_SUCCESS != tr_cfg_parse_rp_clients(tr->new_cfg, jcfg)) ||
+ (TR_CFG_SUCCESS != tr_cfg_parse_idp_realms(tr->new_cfg, jcfg)) ||
+ (TR_CFG_SUCCESS != tr_cfg_parse_default_servers(tr->new_cfg, jcfg)) ||
+ (TR_CFG_SUCCESS != tr_cfg_parse_comms(tr->new_cfg, jcfg))) {
+ tr_cfg_free(tr->new_cfg);
+ return TR_CFG_ERROR;
+ }
+ }
+
+ /* make sure we got a complete, consistent configuration */
+ if (TR_CFG_SUCCESS != tr_cfg_validate(tr->new_cfg)) {
+ tr_debug("tr_parse_config: Error: INVALID CONFIGURATION, EXITING");
return TR_CFG_ERROR;
}
+
return TR_CFG_SUCCESS;
}
for (cfg_idp = tr_cfg->idp_realms; NULL != cfg_idp; cfg_idp = cfg_idp->next) {
if (!tr_name_cmp (idp_id, cfg_idp->realm_id)) {
- fprintf(stderr, "tr_cfg_find_idp: Found %s.\n", idp_id->buf);
+ tr_debug("tr_cfg_find_idp: Found %s.", idp_id->buf);
return cfg_idp;
}
}
for (cfg_rp = tr_cfg->rp_clients; NULL != cfg_rp; cfg_rp = cfg_rp->next) {
for (i = 0; i < TR_MAX_GSS_NAMES; i++) {
if (!tr_name_cmp (rp_gss, cfg_rp->gss_names[i])) {
- fprintf(stderr, "tr_cfg_find_rp: Found %s.\n", rp_gss->buf);
+ tr_debug("tr_cfg_find_rp: Found %s.", rp_gss->buf);
return cfg_rp;
}
}
return NULL;
}
-json_t *tr_read_config (int n, struct dirent **cfg_files) {
- json_t *jcfg = NULL;
- json_t *temp = NULL;
- json_error_t err;
-
- if (!cfg_files)
- return NULL;
+static int is_cfg_file(const struct dirent *dent) {
+ int n;
- while (n--) {
- fprintf(stderr, "tr_read_config: Parsing %s.\n", cfg_files[n]->d_name);
- if (NULL == (temp = json_load_file(cfg_files[n]->d_name, JSON_DISABLE_EOF_CHECK, &err))) {
- fprintf (stderr, "tr_read_config: Error parsing config file %s.\n", cfg_files[n]->d_name);
- return NULL;
- }
+ /* Only accept filenames ending in ".cfg" and starting with a character
+ * other than an ASCII '.' */
- /* TBD -- instead of using json_object_update, iterate through files for non-overlap config? */
- if (!jcfg) {
- jcfg = temp;
- }else {
- if (-1 == json_object_update(jcfg, temp)) {
- fprintf(stderr, "tr_read_config: Error merging config information.\n");
- return NULL;
- }
- }
+ /* filename must be at least 4 characters long to be acceptable */
+ n=strlen(dent->d_name);
+ if (n < 4) {
+ return 0;
}
- // fprintf(stderr, "tr_read_config: Merged configuration complete:\n%s\n", json_dumps(jcfg, 0));
-
- return jcfg;
-}
-
-static int is_cfg_file(const struct dirent *dent) {
- int n;
+ /* filename must not start with '.' */
+ if ('.' == dent->d_name[0]) {
+ return 0;
+ }
- /* if the last four letters of the filename are .cfg, return true. */
- if ((4 <= (n = strlen(dent->d_name))) &&
- (0 == strcmp(&(dent->d_name[n-4]), ".cfg"))) {
+ /* If the above passed and the last four characters of the filename are .cfg, accept.
+ * (n.b., assumes an earlier test checked that the name is >= 4 chars long.) */
+ if (0 == strcmp(&(dent->d_name[n-4]), ".cfg")) {
return 1;
}
return 0;
}
-int tr_find_config_files (struct dirent ***cfg_files) {
+/* Find configuration files in a particular directory. Returns the
+ * number of entries found, 0 if none are found, or <0 for some
+ * errors. If n>=0, the cfg_files parameter will contain a newly
+ * allocated array of pointers to struct dirent entries, as returned
+ * by scandir(). These can be freed with tr_free_config_file_list().
+ */
+int tr_find_config_files (const char *config_dir, struct dirent ***cfg_files) {
int n = 0, i = 0;
- n = scandir(".", cfg_files, &is_cfg_file, 0);
+ n = scandir(config_dir, cfg_files, &is_cfg_file, 0);
if (n < 0) {
perror("scandir");
- fprintf(stderr, "tr_find_config: scandir error.\n");
- return 0;
+ tr_debug("tr_find_config: scandir error trying to scan %s.", config_dir);
+ } else if (n == 0) {
+ tr_debug("tr_find_config: No config files found.");
+ } else {
+ i = n;
+ while(i--) {
+ tr_debug("tr_find_config: Config file found (%s).", (*cfg_files)[i]->d_name);
+ }
}
- if (n == 0) {
- fprintf (stderr, "tr_find_config: No config files found.\n");
- return 0;
- }
+ return n;
+}
+
+/* Free memory allocated for configuration file list returned from tr_find_config_files().
+ * This can be called regardless of the return value of tr_find_config_values(). */
+void tr_free_config_file_list(int n, struct dirent ***cfg_files) {
+ int ii;
- i = n;
- while(i--) {
- fprintf(stderr, "tr_find_config: Config file found (%s).\n", (*cfg_files)[i]->d_name);
+ /* if n < 0, then scandir did not allocate anything because it failed */
+ if((n>=0) && (*cfg_files != NULL)) {
+ for(ii=0; ii<n; ii++) {
+ free((*cfg_files)[ii]);
+ }
+ free(*cfg_files); /* safe even if n==0 */
+ *cfg_files=NULL; /* this will help prevent accidentally freeing twice */
}
-
- return n;
}