common/fido: change FIDO icon checking logic

common/defs/README.md

@@ -7,12 +7,14 @@ This directory hosts JSON definitions of recognized coins, tokens, and FIDO/U2F
 The [`fido/`](fido) subdirectory contains definitons of apps whose logos and
 names are shown on Trezor T screen for FIDO/U2F authentication.
 
-Each app must have a single JSON file in the `fido/` subdirectory, and a corresponding
-PNG image with the same name. The PNG must be 128x128 pixels RGBA.
+Each app must have a single JSON file in the `fido/` subdirectory. Every app must have
+its `label` set to the user-recognizable application name. The `u2f` field is a list of
+U2F origin hashes, and the `webauthn` field is a list of FIDO2/WebAuthn hostnames for
+the app. At least one must be present.
 
-Every app must have its `label` set to the user-recognizable application name. The `u2f`
-field is a list of U2F origin hashes, and the `webauthn` field is a list of
-FIDO2/WebAuthn hostnames for the app. At least one must be present.
+Each app can have an icon. If present, it must be a 128x128 pixels RGBA PNG of the same
+name as the corresponding JSON name. If the app does not have an icon, it must instead
+have a field `no_icon` set to `true` in the JSON.
 
 ## Coins
 

common/defs/fido/u2f.bin.coffee.json

@@ -1,5 +1,5 @@
 {
   "label": "u2f.bin.coffee",
   "u2f": ["1b3c16dd2f7c46e2b4c289dc16746bcc60dfcf0fb818e13215526e1408e7f468"],
-  "demo": true
+  "no_icon": true
 }

common/defs/fido/webauthn.bin.coffee.json

@@ -1,5 +1,5 @@
 {
   "label": "webauthn.bin.coffee",
   "webauthn": ["webauthn.bin.coffee"],
-  "demo": true
+  "no_icon": true
 }

common/defs/fido/webauthn.io.json

@@ -1,5 +1,5 @@
 {
   "label": "WebAuthn.io",
   "webauthn": ["webauthn.io"],
-  "demo": true
+  "no_icon": true
 }

common/defs/fido/webauthn.me.json

@@ -1,5 +1,5 @@
 {
   "label": "WebAuthn.me",
   "webauthn": ["webauthn.me"],
-  "demo": true
+  "no_icon": true
 }

common/defs/fido/yubico-demo.json

@@ -1,5 +1,5 @@
 {
   "label": "demo.yubico.com",
   "webauthn": ["demo.yubico.com"],
-  "demo": true
+  "no_icon": true
 }

common/tools/cointool.py

@@ -477,7 +477,7 @@ def check_segwit(coins):
 
 
 FIDO_KNOWN_KEYS = frozenset(
-    ("key", "u2f", "webauthn", "label", "use_sign_count", "demo", "icon")
+    ("key", "u2f", "webauthn", "label", "use_sign_count", "no_icon", "icon")
 )
 
 
@@ -514,18 +514,23 @@ def check_fido(apps):
 
         # check icons
         if app["icon"] is None:
-            if app.get("demo"):
-                log_level = logging.WARNING
-            else:
-                log_level = logging.ERROR
-                check_passed = False
-            print_log(log_level, app["key"], ": missing icon")
+            if app.get("no_icon"):
+                continue
+
+            print_log(logging.ERROR, app["key"], ": missing icon")
+            check_passed = False
             continue
 
+        elif app.get("no_icon"):
+            print_log(logging.ERROR, app["key"], ": icon present for 'no_icon' app")
+            check_passed = False
+
         try:
             icon = Image.open(app["icon"])
         except Exception:
-            print_log(log_level, app["key"], ": failed to open icon file", app["icon"])
+            print_log(
+                logging.ERROR, app["key"], ": failed to open icon file", app["icon"]
+            )
             check_passed = False
             continue
 
@@ -534,6 +539,7 @@ def check_fido(apps):
                 logging.ERROR, app["key"], ": bad icon format (must be RGBA 128x128)"
             )
             check_passed = False
+
     return check_passed