Change config file

src/CMakeLists.txt

@@ -29,12 +29,13 @@ SET(SOURCES
 
 	utils/runopts.c
 	include/runopts.h
-	)
+
+		utils/dawn_uci.c include/dawn_uci.h)
 
 SET(LIBS
-	ubox ubus json-c blobmsg_json config)
+	ubox ubus json-c blobmsg_json config uci)
 
-ADD_EXECUTABLE(dawn ${SOURCES})
+ADD_EXECUTABLE(dawn ${SOURCES} utils/dawn_uci.c include/dawn_uci.h)
 
 TARGET_LINK_LIBRARIES(dawn ${LIBS})
 

src/include/datastorage.h

@@ -13,6 +13,18 @@
 #define ETH_ALEN 6
 #endif
 
+struct probe_metric_s dawn_metric;
+
+struct probe_metric_s
+{
+    int ht_support;
+    int vht_support;
+    int n_ht_support;
+    int n_vht_support;
+    int rssi;
+    int freq;
+};
+
 #define SORT_NUM 5
 #define TIME_THRESHOLD 30  // every minute
 

src/include/dawn_uci.h

@@ -0,0 +1,6 @@
+#ifndef DAWN_UCI_H
+#define DAWN_UCI_H
+
+struct probe_metric_s uci_get_dawn_metric();
+
+#endif //DAWN_UCI_H_H

src/main.c

@@ -4,6 +4,7 @@
 #include "datastorage.h"
 #include "networksocket.h"
 #include "ubus.h"
+#include "dawn_uci.h"
 
 #define BUFSIZE 17
 #define BUFSIZE_DIR 255

src/storage/datastorage.c

@@ -28,16 +28,6 @@ void remove_old_client_entries(time_t current_time, long long int threshold);
 
 int eval_probe_metric(struct client_s client_entry, struct probe_entry_s probe_entry);
 
-struct probe_metric_s
-{
-    int ht_support;
-    int vht_support;
-    int n_ht_support;
-    int n_vht_support;
-    int rssi;
-    int freq;
-};
-
 int kick_client(struct client_s client_entry);
 
 int probe_entry_last = -1;
@@ -45,7 +35,7 @@ int client_entry_last = -1;
 
 int eval_probe_metric(struct client_s client_entry, struct probe_entry_s probe_entry) {
 
-    struct probe_metric_s metric = {
+    /*struct probe_metric_s metric = {
             .ht_support = 0,
             .vht_support = 0,
             .n_ht_support = 0,
@@ -53,6 +43,8 @@ int eval_probe_metric(struct client_s client_entry, struct probe_entry_s probe_e
             .rssi = 0,
             .freq = 100}; // this is for testing
 
+     */
+
     int score = 0;
 
     uint8_t client_supports_ht;
@@ -79,13 +71,13 @@ int eval_probe_metric(struct client_s client_entry, struct probe_entry_s probe_e
         printf("AAAHHHHHHHHHHH IDEAL!!!\n");
     }
 
-    score += client_supports_vht ? metric.vht_support : metric.n_vht_support;
-    score += client_supports_ht ? metric.ht_support : metric.n_ht_support;
+    score += client_supports_vht ? dawn_metric.vht_support : dawn_metric.n_vht_support;
+    score += client_supports_ht ? dawn_metric.ht_support : dawn_metric.n_ht_support;
 
     //score += !client_supports_vht ? metric.n_vht_support : 0;
     //score += !client_supports_ht ? metric.n_ht_support : 0;
 
-    score += (probe_entry.freq > 5000) ? metric.freq : 0;
+    score += (probe_entry.freq > 5000) ? dawn_metric.freq : 0;
 
     //score += (client_entry.signal > -60) ? metric.freq : 0;
 

src/utils/dawn_uci.c

@@ -0,0 +1,60 @@
+#include <uci.h>
+#include <stdlib.h>
+#include <datastorage.h>
+
+#include "dawn_uci.h"
+
+/*
+
+dawn.metric.ht_support
+dawn.metric.vht_support'
+dawn.metric.rssi
+dawn.metric.freq
+
+ */
+
+struct probe_metric_s uci_get_dawn_metric()
+{
+    struct probe_metric_s ret;
+
+    struct uci_context *c;
+    struct uci_ptr ptr;
+
+    c = uci_alloc_context ();
+
+    char tmp_ht_support[] = "dawn.metric.ht_support";
+    if (uci_lookup_ptr (c, &ptr, tmp_ht_support, 1) != UCI_OK) {
+        uci_perror(c, "uci_get_daw_metric Error");
+        return ret;
+    }
+    if(ptr.o->type == UCI_TYPE_STRING)
+        ret.ht_support = atoi(ptr.o->v.string);
+
+    char tmp_vht_support[] = "dawn.metric.vht_support";
+    if (uci_lookup_ptr (c, &ptr, tmp_vht_support, 1) != UCI_OK) {
+        uci_perror(c, "uci_get_daw_metric Error");
+        return ret;
+    }
+    if(ptr.o->type == UCI_TYPE_STRING)
+        ret.vht_support = atoi(ptr.o->v.string);
+
+    char tmp_rssi[] = "dawn.metric.freq";
+    if (uci_lookup_ptr (c, &ptr, tmp_rssi, 1) != UCI_OK) {
+        uci_perror(c, "uci_get_daw_metric Error");
+        return ret;
+    }
+    if(ptr.o->type == UCI_TYPE_STRING)
+        ret.rssi = atoi(ptr.o->v.string);
+
+    char tmp_freq[] = "dawn.metric.freq";
+    if (uci_lookup_ptr (c, &ptr, tmp_freq, 1) != UCI_OK) {
+        uci_perror(c, "uci_get_daw_metric Error");
+        return ret;
+    }
+    if(ptr.o->type == UCI_TYPE_STRING)
+        ret.freq = atoi(ptr.o->v.string);
+
+    uci_free_context (c);
+
+    return ret;
+}

src/utils/ubus.c

@@ -12,6 +12,7 @@
 
 #include "networksocket.h"
 #include "utils.h"
+#include "dawn_uci.h"
 
 static struct ubus_context *ctx;
 static struct ubus_context *ctx_clients; /* own ubus conext otherwise strange behavior... */
@@ -227,7 +228,7 @@ static int add_subscriber(char *name) {
     return 0;
 }
 
-static int subscribe_to_hostapd_interfaces(char *hostapd_dir) {
+static int  subscribe_to_hostapd_interfaces(char *hostapd_dir) {
     DIR *dirp;
     struct dirent *entry;
 
@@ -269,6 +270,9 @@ int dawn_init_ubus(const char *ubus_socket, char *hostapd_dir) {
 
     ubus_add_uloop(ctx);
 
+    // set dawn metric
+    dawn_metric = uci_get_dawn_metric();
+
     subscribe_to_hostapd_interfaces(hostapd_dir);
 
     uloop_run();
@@ -411,6 +415,10 @@ static int ubus_get_clients() {
     struct dirent *entry;
 
     dirp = opendir(hostapd_dir_glob);  // error handling?
+    if(!dirp) {
+        fprintf(stderr, "No hostapd sockets!\n");
+        return -1;
+    }
     while ((entry = readdir(dirp)) != NULL) {
         if (entry->d_type == DT_SOCK) {
             char hostapd_iface[256];
@@ -480,6 +488,11 @@ void del_client_all_interfaces(const uint8_t *client_addr, uint32_t reason, uint
     DIR *dirp;
     struct dirent *entry;
     dirp = opendir(hostapd_dir_glob);  // error handling?
+    if(!dirp)
+    {
+        fprintf(stderr, "No hostapd sockets!\n");
+        return;
+    }
     while ((entry = readdir(dirp)) != NULL) {
         if (entry->d_type == DT_SOCK) {
             char hostapd_iface[256];