Added validateaddress endpoint

cyphernodeconf_docker/templates/gatekeeper/api.properties

@@ -39,6 +39,7 @@ action_ln_getroute=watcher
 action_ln_listpays=watcher
 action_ln_paystatus=watcher
 action_bitcoin_estimatesmartfee=watcher
+action_validateaddress=watcher
 
 # Spender can do what the watcher can do, plus:
 action_get_txns_spending=spender

doc/API.v0.md

@@ -752,6 +752,28 @@ Proxy response:
 }
 ```
 
+### Validate a Bitcoin address
+
+Returns the detailed information about the given address.
+
+```http
+GET http://cyphernode:8888/validateaddress/address
+GET http://cyphernode:8888/validateaddress/tb1p5cyxnuxmeuwuvkwfem96lqzszd02n6xdcjrs20cac6yqjjwudpxqp3mvzv
+```
+
+Proxy response:
+
+```json
+{
+  "isvalid": true,
+  "address": "tb1p5cyxnuxmeuwuvkwfem96lqzszd02n6xdcjrs20cac6yqjjwudpxqp3mvzv",
+  "scriptPubKey": "5120a60869f0dbcf1dc659c9cecbaf8050135ea9e8cdc487053f1dc6880949dc684c",
+  "iswitness": true,
+  "witness_version": 1,
+  "witness_program": "a60869f0dbcf1dc659c9cecbaf8050135ea9e8cdc487053f1dc6880949dc684c"
+}
+```
+
 ### Spend coins from spending wallet (called by your application)
 
 Calls sendtoaddress RPC on the spending wallet with supplied info.  Can supply an eventMessage to be published on successful spending.  eventMessage should be base64 encoded to avoid dealing with escaping special characters.

doc/openapi/v0/cyphernode-api.yaml

@@ -1184,6 +1184,38 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/ApiResponseTemporarilyUnavailable'
+  /validateaddress/{address}:
+    get:
+      parameters:
+        - in: "path"
+          name: "address"
+          description: "address string to validate"
+          required: true
+          schema:
+            type: "string"
+      tags:
+        - "bitcoin"
+        - "core features"
+      summary: "Get the detailed information about the given address"
+      description: "Returns the detailed information about the given address"
+      operationId: "validateAddress"
+      responses:
+        '200':
+          description: "successful operation"
+          content:
+            application/json:
+              schema:
+                # TODO: describe response
+                type: "object"
+        '403':
+          $ref: '#/components/schemas/ApiResponseNotAllowed'
+        '503':
+          description: "Resource temporarily unavailable"
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ApiResponseTemporarilyUnavailable'
+
   /spend:
     post:
       tags:

proxy_docker/app/script/requesthandler.sh

@@ -349,6 +349,13 @@ main() {
           response_to_client "${response}" ${?}
           break
           ;;
+        validateaddress)
+          # GET http://192.168.111.152:8080/validateaddress/tb1p5cyxnuxmeuwuvkwfem96lqzszd02n6xdcjrs20cac6yqjjwudpxqp3mvzv
+
+          response=$(validateaddress $(echo "${line}" | cut -d ' ' -f2 | cut -d '/' -f3))
+          response_to_client "${response}" ${?}
+          break
+          ;;
         spend)
           # POST http://192.168.111.152:8080/spend
           # BODY {"address":"2N8DcqzfkYi8CkYzvNNS5amoq3SbAcQNXKp","amount":0.00233,"eventMessage":"eyJ3aGF0ZXZlciI6MTIzfQo=","confTarget":6,"replaceable":true,"subtractfeefromamount":false}