* IdentityStore::save() was failing on RAK.

* Repeater: CLI 'erase' command added.

examples/companion_radio/main.cpp

@@ -388,7 +388,11 @@ public:
 
     BaseChatMesh::begin();
 
+  #if defined(NRF52_PLATFORM)
+    IdentityStore store(fs, "");
+  #else
     IdentityStore store(fs, "/identity");
+  #endif
     if (!store.load("_main", self_id)) {
       self_id = mesh::LocalIdentity(&trng);  // create new random identity
       store.save("_main", self_id);

examples/simple_repeater/main.cpp

@@ -498,6 +498,15 @@ public:
       } else {
         sprintf(reply, "unknown config: %s", config);
       }
+    } else if (sender_timestamp == 0 && strcmp(command, "erase") == 0) {
+  #if defined(NRF52_PLATFORM)
+      bool s = InternalFS.format();
+  #elif defined(ESP32)
+      bool s = SPIFFS.format();
+  #else
+    #error "need to implement file system erase"
+  #endif
+      sprintf(reply, "File system erase: %s", s ? "OK" : "Err");
     } else if (memcmp(command, "ver", 3) == 0) {
       strcpy(reply, FIRMWARE_VER_TEXT);
     } else {
@@ -576,7 +585,7 @@ void setup() {
 #if defined(NRF52_PLATFORM)
   InternalFS.begin();
   fs = &InternalFS;
-  IdentityStore store(InternalFS, "/identity");
+  IdentityStore store(InternalFS, "");
 #elif defined(ESP32)
   SPIFFS.begin(true);
   fs = &SPIFFS;
@@ -585,6 +594,7 @@ void setup() {
   #error "need to define filesystem"
 #endif
   if (!store.load("_main", the_mesh.self_id)) {
+    MESH_DEBUG_PRINTLN("Generating new keypair");
     RadioNoiseListener rng(radio);
     the_mesh.self_id = mesh::LocalIdentity(&rng);  // create new random identity
     store.save("_main", the_mesh.self_id);

examples/simple_room_server/main.cpp

@@ -727,7 +727,7 @@ void setup() {
 #if defined(NRF52_PLATFORM)
   InternalFS.begin();
   fs = &InternalFS;
-  IdentityStore store(InternalFS, "/identity");
+  IdentityStore store(InternalFS, "");
 #elif defined(ESP32)
   SPIFFS.begin(true);
   fs = &SPIFFS;

examples/simple_secure_chat/main.cpp

@@ -301,7 +301,11 @@ public:
 
     BaseChatMesh::begin();
 
+  #if defined(NRF52_PLATFORM)
+    IdentityStore store(fs, "");
+  #else
     IdentityStore store(fs, "/identity");
+  #endif
     if (!store.load("_main", self_id, _prefs.node_name, sizeof(_prefs.node_name))) {  // legacy: node_name was from identity file
       self_id = mesh::LocalIdentity(getRNG());  // create new random identity
       store.save("_main", self_id);

src/helpers/IdentityStore.cpp

@@ -45,10 +45,12 @@ bool IdentityStore::save(const char *name, const mesh::LocalIdentity& id) {
   File file = _fs->open(filename, "w", true);
 #endif
   if (file) {
-    id.writeTo(file);
+    bool success = id.writeTo(file);
     file.close();
+    MESH_DEBUG_PRINTLN("IdentityStore::save() write - %s", success ? "OK" : "Err");
     return true;
   }
+  MESH_DEBUG_PRINTLN("IdentityStore::save() failed");
   return false;
 }