solution: introduce labels for upstreams

src/test/resources/upstreams-basic.yaml

@@ -10,7 +10,6 @@ defaultOptions:
 upstreams:
   - id: local
     chain: ethereum
-    provider: geth
     connection:
       ethereum:
         rpc:
@@ -20,7 +19,6 @@ upstreams:
           origin: "http://localhost"
   - id: infura
     chain: ethereum
-    provider: infura
     connection:
       ethereum:
         rpc:

src/test/resources/upstreams-ds.yaml

@@ -9,7 +9,6 @@ defaultOptions:
 
 upstreams:
   - id: remote
-    provider: dshackle
     connection:
       grpc:
         host: "10.2.0.15"

src/test/resources/upstreams-labels.yaml

@@ -0,0 +1,31 @@
+version: v1
+
+defaultOptions:
+  - chains:
+      - ethereum
+    options:
+      disable-syncing: true
+      min-peers: 3
+
+upstreams:
+  - id: remote
+    connection:
+      grpc:
+        host: "10.2.0.15"
+        auth:
+          type: tls
+          ca: /etc/ca.myservice.com.crt
+          certificate: /etc/client1.myservice.com.crt
+          key: /etc/client1.myservice.com.key
+  - id: local
+    chain: ethereum
+    labels:
+      api: geth
+      fullnode: true
+    connection:
+      ethereum:
+        rpc:
+          url: "http://localhost:8545"
+        ws:
+          url: "ws://localhost:8546"
+          origin: "http://localhost"