Add example on how to update

Author: rdehuyss

.gitignore

@@ -0,0 +1 @@
+secrets.py

main/__init__.py renamed to app/__init__.py

@@ -108,7 +108,7 @@ def _check_for_new_version(self):
         return (current_version, latest_version)
 
     def _create_new_version_file(self, latest_version):
-        os.mkdir(self.modulepath(self.new_version_dir))
+        self.mkdir(self.modulepath(self.new_version_dir))
         with open(self.modulepath(self.new_version_dir + '/.version'), 'w') as versionfile:
             versionfile.write(latest_version)
             versionfile.close()
@@ -134,15 +134,17 @@ def _download_new_version(self, version):
     def _download_all_files(self, version, sub_dir=''):
         root_url = self.github_repo + '/contents/' + self.github_src_dir + self.main_dir + sub_dir
         gc.collect()
+        print('fileListUrl', root_url + '?ref=refs/tags/' + version)
         file_list = self.http_client.get(root_url + '?ref=refs/tags/' + version)
         for file in file_list.json():
+            print('test', file)
             path = self.modulepath(self.new_version_dir + '/' + file['path'].replace(self.main_dir + '/', '').replace(self.github_src_dir, ''))
             if file['type'] == 'file':
                 download_url = file['download_url']
                 self._download_file(download_url.replace('refs/tags/', ''), path)
             elif file['type'] == 'dir':
                 print('Creating dir', path)
-                os.mkdir(path)
+                self.mkdir(path)
                 self._download_all_files(version, sub_dir + '/' + file['name'])
 
         file_list.close()
@@ -223,9 +225,17 @@ def _mk_dirs(self, path:str):
 
         pathToCreate = ''
         for x in paths:
-            os.mkdir(pathToCreate + x)
+            self.mkdir(pathToCreate + x)
             pathToCreate = pathToCreate + x + '/'
 
+    # different micropython versions act differently when directory already exists
+    def mkdir(self, path:str):
+        try:
+            os.mkdir(path)
+        except OSError as exc:
+            if exc.args[0] == 17: 
+                pass
+
 
     def modulepath(self, path):
         return self.module + '/' + path if self.module else path

main/ota_updater.py renamed to app/ota_updater.py

@@ -0,0 +1 @@
+print('Version 1 installed using USB')

app/start.py

@@ -0,0 +1,25 @@
+
+
+def connectToWifiAndUpdate():
+    import network, gc, app.secrets as secrets
+    from app.ota_updater import OTAUpdater
+
+    sta_if = network.WLAN(network.STA_IF)
+    if not sta_if.isconnected():
+        print('connecting to network...')
+        sta_if.active(True)
+        sta_if.connect(secrets.WIFI_SSID, secrets.WIFI_PASSWORD)
+        while not sta_if.isconnected():
+            pass
+    print('network config:', sta_if.ifconfig())
+    otaUpdater = OTAUpdater('https://github.com/rdehuyss/micropython-ota-updater', main_dir='app', secrets_file="secrets.py")
+    otaUpdater.install_update_if_available()
+    del(otaUpdater)
+    gc.collect()
+
+def startApp():
+    import app.start
+
+
+connectToWifiAndUpdate()
+startApp()

main.py

@@ -0,0 +1,21 @@
+{
+    "address": "/dev/ttyUSB0",
+    "username": "micro",
+    "password": "python",
+    "sync_folder": "",
+    "open_on_start": true,
+    "safe_boot_on_upload": false,
+    "py_ignore": [
+        "pymakr.conf",
+        ".vscode",
+        ".gitignore",
+        ".git",
+        "project.pymakr",
+        "env",
+        "venv",
+        "M5Stack_MicroPython",
+        "__pycache__",
+        "py"
+    ],
+    "fast_upload": false
+}