added missing web and api source files

lib/Makefile.inc

@@ -18,8 +18,9 @@ LIB_LDFLAGS = -shared
 LIB_LDLIBS  = $(LDLIBS) -ldl -lrt -Wl,-soname,$(LIB_NAME).so.$(LIB_ABI_VERSION)
 
 -include lib/hooks/Makefile.inc
--include lib/apis/Makefile.inc
+-include lib/api/Makefile.inc
 -include lib/fpga/Makefile.inc
+-include lib/web/Makefile.inc
 
 LIB_PKGS = openssl
 

lib/api/actions/Makefile.inc

@@ -0,0 +1 @@
+LIB_SRCS += $(wildcard lib/api/actions/*.c)

lib/api/actions/capabiltities.c

@@ -0,0 +1,45 @@
+/** The "capabiltities" API ressource.
+ *
+ * @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+ * @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
+ *********************************************************************************/
+
+#include "plugin.h"
+
+static int api_capabilities(struct api_action *h, json_t *args, json_t **resp, struct api_session *s)
+{
+	json_t *json_hooks = json_array();
+	json_t *json_apis  = json_array();
+	json_t *json_nodes = json_array();
+	json_t *json_name;
+	
+	for (size_t i = 0; i < list_length(&plugins); i++) {
+		struct plugin *p = list_at(&plugins, i);
+		
+		json_name = json_string(p->name);
+
+		switch (p->type) {
+			case PLUGIN_TYPE_NODE: json_array_append_new(json_nodes, json_name); break;
+			case PLUGIN_TYPE_HOOK: json_array_append_new(json_hooks, json_name); break;
+			case PLUGIN_TYPE_API:  json_array_append_new(json_apis, json_name); break;
+			default: { }
+		}
+	}
+	
+	*resp = json_pack("{ s: s, s: o, s: o, s: o }",
+			"build", BUILDID,
+			"hooks",      json_hooks,
+			"node-types", json_nodes,
+			"apis",       json_apis);
+	
+	return 0;
+}
+
+static struct plugin p = {
+	.name = "capabilities",
+	.description = "get capabiltities and details about this VILLASnode instance",
+	.type = PLUGIN_TYPE_API,
+	.api.cb = api_capabilities
+};
+
+REGISTER_PLUGIN(&p)

lib/api/actions/config.c

@@ -0,0 +1,29 @@
+/** The "config" API ressource.
+ *
+ * @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+ * @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
+ *********************************************************************************/
+
+#include <libconfig.h>
+
+#include "api.h"
+#include "utils.h"
+#include "plugin.h"
+
+static int api_config(struct api_action *h, json_t *args, json_t **resp, struct api_session *s)
+{
+	config_setting_t *cfg_root = config_root_setting(&s->api->super_node->cfg);
+	
+	*resp = cfg_root ? config_to_json(cfg_root) : json_object();
+	
+	return 0;
+}
+
+static struct plugin p = {
+	.name = "config",
+	.description = "retrieve current VILLASnode configuration",
+	.type = PLUGIN_TYPE_API,
+	.api.cb = api_config
+};
+
+REGISTER_PLUGIN(&p)

lib/api/actions/nodes.c

@@ -0,0 +1,51 @@
+/** The "nodes" API ressource.
+ *
+ * @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+ * @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
+ *********************************************************************************/
+
+#include <jansson.h>
+
+#include "plugin.h"
+#include "node.h"
+#include "utils.h"
+
+#include "api.h"
+
+extern struct list nodes;
+
+static int api_nodes(struct api_action *r, json_t *args, json_t **resp, struct api_session *s)
+{
+	json_t *json_nodes = json_array();
+
+	for (size_t i = 0; i < list_length(&s->api->super_node->nodes); i++) {
+		struct node *n = list_at(&s->api->super_node->nodes, i);
+
+		json_t *json_node = json_pack("{ s: s, s: i, s: i, s: i, s: i }",
+			"name",		node_name_short(n),
+			"state",	n->state,
+			"vectorize",	n->vectorize,
+			"affinity",	n->affinity,
+			"id",		i
+		);
+		
+		/* Add all additional fields of node here.
+		 * This can be used for metadata */	
+		json_object_update(json_node, config_to_json(n->cfg));
+		
+		json_array_append_new(json_nodes, json_node);
+	}
+	
+	*resp = json_nodes;
+
+	return 0;
+}
+
+static struct plugin p = {
+	.name = "nodes",
+	.description = "retrieve list of all known nodes",
+	.type = PLUGIN_TYPE_API,
+	.api.cb = api_nodes
+};
+
+REGISTER_PLUGIN(&p)

lib/api/actions/reload.c

@@ -0,0 +1,23 @@
+/** The "restart" API ressource.
+ *
+ * @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+ * @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
+ *********************************************************************************/
+
+#include "plugin.h"
+#include "api.h"
+
+/** @todo not implemented yet */
+static int api_restart(struct api_action *h, json_t *args, json_t **resp, struct api_session *s)
+{
+	return -1;
+}
+
+static struct plugin p = {
+	.name = "restart",
+	.description = "restart VILLASnode with new configuration",
+	.type = PLUGIN_TYPE_API,
+	.api.cb = api_restart
+};
+
+REGISTER_PLUGIN(&p)