empty values

README.md

@@ -21,6 +21,8 @@ Get it with presoldered headers, or solder them yourself. Attach the two devices
 docker run -d -p 8999:8999 mariusandra/frameos
 ```
 
+Then load http://0.0.0.0:8999 - ideally with an IP that your frames can connect to.
+
 ## Raspberry setup 
 
 Download the [Raspberry Pi Imager](https://www.raspberrypi.com/software/)
@@ -36,11 +38,12 @@ Plug in the raspberry, and wait until you can connect to it:
 
 ```bash
 ping frame1.local
-ssh raam@frame1.local
+ssh frame@frame1.local
 ```
 
+Then add it in the control interface.
 
-
+### Optional
 
 Then run `sudo raspi-config` and:
 
@@ -53,9 +56,10 @@ Optional, install tailscale
 curl -fsSL https://tailscale.com/install.sh | sh
 ```
 
-# FrameOS Control Panel
+# Developing 
+
+## FrameOS Control Panel
 
-Getting started:
 
 ```bash
 python3 -m venv env
@@ -65,7 +69,7 @@ cd frontend && npm install && cd ..
 honcho start
 ```
 
-## Updating models
+## Migrations
 
 ```bash
 # create migration after changing a model

backend/tasks.py

@@ -63,10 +63,14 @@ def get_ssh_connection(frame: Frame) -> SSHClient:
     if frame.ssh_pass:
         ssh.connect(frame.frame_host, username=frame.ssh_user, password=frame.ssh_pass, timeout=10)
     else:
-        with open(os.path.expanduser('~/.ssh/id_rsa'), 'r') as f:
-            ssh_key = f.read()
-        ssh_key_obj = RSAKey.from_private_key(StringIO(ssh_key))
-        ssh.connect(frame.frame_host, username=frame.ssh_user, pkey=ssh_key_obj, timeout=10)
+        key_path = os.path.expanduser('~/.ssh/id_rsa')
+        if os.path.exists(key_path):
+            with open(key_path, 'r') as f:
+                ssh_key = f.read()
+            ssh_key_obj = RSAKey.from_private_key(StringIO(ssh_key))
+            ssh.connect(frame.frame_host, username=frame.ssh_user, pkey=ssh_key_obj, timeout=10)
+        else:
+            raise Exception(f"SSH key file does not exist at {key_path}")
     return ssh
 
 def exec_command(frame: Frame, ssh: SSHClient, command: str) -> int:

frontend/src/scenes/frame/frameLogic.ts

@@ -28,7 +28,8 @@ export const frameLogic = kea<frameLogicType>([
         try {
           const formData = new FormData()
           Object.keys(frame).forEach((key) => {
-            formData.append(key, (frame as any)[key])
+            const value = (frame as any)[key]
+            formData.append(key, value === null || value === undefined ? '' : value)
           })
           const response = await fetch(`/api/frames/${values.id}/update`, {
             method: 'POST',