add option to configure hostname (#174)

components/connect/connect.c

@@ -163,7 +163,7 @@ esp_netif_t * wifi_init_sta(const char * wifi_ssid, const char * wifi_pass)
     return esp_netif_sta;
 }
 
-void wifi_init(const char * wifi_ssid, const char * wifi_pass)
+void wifi_init(const char * wifi_ssid, const char * wifi_pass, const char * hostname)
 {
     s_wifi_event_group = xEventGroupCreate();
 
@@ -192,6 +192,14 @@ void wifi_init(const char * wifi_ssid, const char * wifi_pass)
     /* Start WiFi */
     ESP_ERROR_CHECK(esp_wifi_start());
 
+    /* Set Hostname */
+    esp_err_t err = esp_netif_set_hostname(esp_netif_sta, hostname);
+    if (err != ERR_OK) {
+        ESP_LOGW(TAG, "esp_netif_set_hostname failed: %s", esp_err_to_name(err));
+    } else {
+        ESP_LOGI(TAG, "ESP_WIFI setting hostname to: %s", hostname);
+    }
+
     ESP_LOGI(TAG, "wifi_init_sta finished.");
 
     return;

components/connect/include/connect.h

@@ -8,6 +8,7 @@
 
 #define WIFI_SSID CONFIG_ESP_WIFI_SSID
 #define WIFI_PASS CONFIG_ESP_WIFI_PASSWORD
+#define HOSTNAME CONFIG_LWIP_LOCAL_HOSTNAME
 
 
 
@@ -31,6 +32,6 @@ typedef enum
 void toggle_wifi_softap(void);
 void wifi_softap_on(void);
 void wifi_softap_off(void);
-void wifi_init(const char * wifi_ssid, const char * wifi_pass);
+void wifi_init(const char * wifi_ssid, const char * wifi_pass, const char * hostname);
 EventBits_t wifi_connect(void);
 void generate_ssid(char * ssid);

config.cvs.example

@@ -1,5 +1,6 @@
 key,type,encoding,value
 main,namespace,,
+hostname,data,string,bitaxe
 wifissid,data,string,myssid
 wifipass,data,string,mypass
 stratumurl,data,string,public-pool.io

main/http_server/axe-os/src/app/components/edit/edit.component.html

@@ -1,6 +1,12 @@
 <ng-container *ngIf="form != null">
     <form [formGroup]="form">
 
+        <div class="field grid p-fluid">
+            <label htmlFor="hostname" class="col-12 mb-2 md:col-2 md:mb-0">Hostname:</label>
+            <div class="col-12 md:col-10">
+                <input pInputText id="hostname" type="text" formControlName="hostname" />
+            </div>
+        </div>
         <div class="field grid p-fluid">
             <label htmlFor="ssid" class="col-12 mb-2 md:col-2 md:mb-0">WiFi SSID:</label>
             <div class="col-12 md:col-10">

main/http_server/axe-os/src/app/components/edit/edit.component.ts

@@ -122,6 +122,7 @@ export class EditComponent implements OnInit {
           ]],
           stratumUser: [info.stratumUser, [Validators.required]],
           stratumPassword: ['password', [Validators.required]],
+          hostname: [info.hostname, [Validators.required]],
           ssid: [info.ssid, [Validators.required]],
           wifiPass: ['password'],
           coreVoltage: [info.coreVoltage, [Validators.required]],

main/http_server/axe-os/src/app/services/system.service.ts

@@ -31,6 +31,7 @@ export class SystemService {
           freeHeap: 200504,
           coreVoltage: 1200,
           coreVoltageActual: 1200,
+          hostname: "Bitaxe",
           ssid: "default",
           wifiPass: "password",
           wifiStatus: "Connected!",

main/http_server/axe-os/src/models/ISystemInfo.ts

@@ -13,6 +13,7 @@ export interface ISystemInfo {
     bestDiff: string,
     freeHeap: number,
     coreVoltage: number,
+    hostname: string,
     ssid: string,
     wifiStatus: string,
     sharesAccepted: number,

main/http_server/http_server.c

@@ -276,6 +276,9 @@ static esp_err_t PATCH_update_settings(httpd_req_t * req)
     if ((item = cJSON_GetObjectItem(root, "wifiPass")) != NULL) {
         nvs_config_set_string(NVS_CONFIG_WIFI_PASS, item->valuestring);
     }
+    if ((item = cJSON_GetObjectItem(root, "hostname")) != NULL) {
+        nvs_config_set_string(NVS_CONFIG_HOSTNAME, item->valuestring);
+    }
     if ((item = cJSON_GetObjectItem(root, "coreVoltage")) != NULL) {
         nvs_config_set_u16(NVS_CONFIG_ASIC_VOLTAGE, item->valueint);
     }
@@ -336,6 +339,7 @@ static esp_err_t GET_system_info(httpd_req_t * req)
     }
 
     char * ssid = nvs_config_get_string(NVS_CONFIG_WIFI_SSID, CONFIG_ESP_WIFI_SSID);
+    char * hostname = nvs_config_get_string(NVS_CONFIG_HOSTNAME, CONFIG_LWIP_LOCAL_HOSTNAME);
     char * stratumURL = nvs_config_get_string(NVS_CONFIG_STRATUM_URL, CONFIG_STRATUM_URL);
     char * stratumUser = nvs_config_get_string(NVS_CONFIG_STRATUM_USER, CONFIG_STRATUM_USER);
     char * board_version = nvs_config_get_string(NVS_CONFIG_BOARD_VERSION, 'unknown');
@@ -354,6 +358,7 @@ static esp_err_t GET_system_info(httpd_req_t * req)
     cJSON_AddNumberToObject(root, "coreVoltageActual", ADC_get_vcore());
     cJSON_AddNumberToObject(root, "frequency", nvs_config_get_u16(NVS_CONFIG_ASIC_FREQ, CONFIG_ASIC_FREQUENCY));
     cJSON_AddStringToObject(root, "ssid", ssid);
+    cJSON_AddStringToObject(root, "hostname", hostname);
     cJSON_AddStringToObject(root, "wifiStatus", GLOBAL_STATE->SYSTEM_MODULE.wifi_status);
     cJSON_AddNumberToObject(root, "sharesAccepted", GLOBAL_STATE->SYSTEM_MODULE.shares_accepted);
     cJSON_AddNumberToObject(root, "sharesRejected", GLOBAL_STATE->SYSTEM_MODULE.shares_rejected);
@@ -375,6 +380,7 @@ static esp_err_t GET_system_info(httpd_req_t * req)
     cJSON_AddNumberToObject(root, "fanspeed", nvs_config_get_u16(NVS_CONFIG_FAN_SPEED, 100));
 
     free(ssid);
+    free(hostname);
     free(stratumURL);
     free(stratumUser);
     free(board_version);

main/main.c

@@ -85,15 +85,16 @@ void app_main(void)
 
     ESP_LOGI(TAG, "Welcome to the bitaxe!");
 
-    // pull the wifi credentials out of NVS
+    // pull the wifi credentials and hostname out of NVS
     char * wifi_ssid = nvs_config_get_string(NVS_CONFIG_WIFI_SSID, WIFI_SSID);
     char * wifi_pass = nvs_config_get_string(NVS_CONFIG_WIFI_PASS, WIFI_PASS);
+    char * hostname  = nvs_config_get_string(NVS_CONFIG_HOSTNAME, HOSTNAME);
 
     // copy the wifi ssid to the global state
     strncpy(GLOBAL_STATE.SYSTEM_MODULE.ssid, wifi_ssid, 20);
 
     // init and connect to wifi
-    wifi_init(wifi_ssid, wifi_pass);
+    wifi_init(wifi_ssid, wifi_pass, hostname);
     start_rest_server((void *) &GLOBAL_STATE);
     EventBits_t result_bits = wifi_connect();
 
@@ -121,6 +122,7 @@ void app_main(void)
 
     free(wifi_ssid);
     free(wifi_pass);
+    free(hostname);
 
     // set the startup_done flag
     GLOBAL_STATE.SYSTEM_MODULE.startup_done = true;

main/nvs_config.h

@@ -7,6 +7,7 @@
 
 #define NVS_CONFIG_WIFI_SSID "wifissid"
 #define NVS_CONFIG_WIFI_PASS "wifipass"
+#define NVS_CONFIG_HOSTNAME "hostname"
 #define NVS_CONFIG_STRATUM_URL "stratumurl"
 #define NVS_CONFIG_STRATUM_PORT "stratumport"
 #define NVS_CONFIG_STRATUM_USER "stratumuser"