feat: Mainnet faucet with Captcha

boba_community/hc-captcha-mainnetfaucet-2023/README.md

@@ -1,2 +1,5 @@
+# Boba Mainnet Faucet
+Using ImageCaptcha
+
 ### Foundry commands
 Use `--no-commit --no-git` for all commands.

boba_community/hc-captcha-mainnetfaucet-2023/api/.env-template

@@ -0,0 +1,3 @@
+REDIS_URL=localhost
+REDIS_PORT=6379
+IS_LOCAL=False

boba_community/hc-captcha-mainnetfaucet-2023/api/hc_getCAPTCHA.py

@@ -4,8 +4,14 @@
 from web3 import Web3
 import uuid
 import redis
-import yaml
+import os
+from dotenv import load_dotenv
+load_dotenv()
 
+authorized_contract = None  # for open access
+REDIS_URL = os.environ.get('REDIS_URL')  # is None if not found
+REDIS_PORT = os.environ.get('REDIS_PORT')  # is None if not found
+IS_LOCAL = os.environ.get('IS_LOCAL') == 'True'
 
 def hc_getCAPTCHA(event, context):
 
@@ -26,20 +32,19 @@ def hc_getCAPTCHA(event, context):
     # Get base64
     imageBase64 = base64.b64encode(imageData.getvalue())
 
-    # Read YML
-    with open("env.yml", 'r') as ymlfile:
-        config = yaml.load(ymlfile)
-
     # Connect to Redis Elasticache
-    db = redis.StrictRedis(host=config.get('REDIS_URL'),
-                           port=config.get('REDIS_PORT'))
+    db = redis.StrictRedis(host=REDIS_URL,
+                           port=REDIS_PORT)
 
     # Store and set the expire time as 10 minutes
     #print('keyBytes: ', keyBytes, 'imageStrBytes: ', imageStrBytes, 'imageStr: ', imageStr)
     db.set(keyBytes, imageStrBytes, ex=600)
 
     payload = {'uuid': keyBytes, 'imageBase64': imageBase64.decode('utf-8') }
 
+    if IS_LOCAL:
+      payload['imageStr'] = str(imageStr)
+
     response = {
         "statusCode": 201,
         "headers": {
@@ -52,7 +57,9 @@ def hc_getCAPTCHA(event, context):
             "Referrer-Policy": "same-origin",
             "Permissions-Policy": "*",
         },
-        "body": json.dumps(payload)
+        "body": json.dumps({
+          "result": payload
+        })
     }
     #print(response)
 

boba_community/hc-captcha-mainnetfaucet-2023/api/hc_verifyCAPTCHA.py

@@ -1,36 +1,31 @@
 import json
-from captcha.image import ImageCaptcha
-import base64
-from web3 import Web3
-import uuid
 import redis
-import yaml
+import os
+from dotenv import load_dotenv
+load_dotenv()
 
+REDIS_URL = os.environ.get('REDIS_URL')  # is None if not found
+REDIS_PORT = os.environ.get('REDIS_PORT')  # is None if not found
 
 def hc_verifyCAPTCHA(event, context):
-
     body = json.loads(event["body"])
 
     #print('FROM Geth', body)
 
     paramsHexString = body['params'][0]
 
-    uuid = '0x' + paramsHexString[66: 130]
-    key = '0x' + paramsHexString[130:]
-
-    # Read YML
-    with open("env.yml", 'r') as ymlfile:
-        config = yaml.load(ymlfile)
+    uuid = '0x' + paramsHexString[2: 66]
+    key = '0x' + paramsHexString[66:]
 
     # Connect to Redis Elasticache
-    db = redis.StrictRedis(host=config.get('REDIS_URL'),
-                           port=config.get('REDIS_PORT'))
+    db = redis.StrictRedis(host=REDIS_URL,
+                           port=REDIS_PORT)
 
     # Store and set the expire time as 10 minutes
     keyInRedis = db.get(uuid)
 
     if keyInRedis:
-        print('keyInRedis: ', keyInRedis.decode('utf-8'), 'key: ', key)
+        #print('keyInRedis: ', keyInRedis.decode('utf-8'), 'key: ', key)
         isMatch = keyInRedis.decode('utf-8') == key
         return returnPayload(isMatch)
     else:
@@ -46,7 +41,9 @@ def returnPayload(status):
 
     returnPayload = {
         'statusCode': 200,
-        'body': json.dumps({ 'result': payload })
+        'body':json.dumps({
+          "result": payload
+        })
     }
 
     #print('Return payload: ', payload)

boba_community/hc-captcha-mainnetfaucet-2023/api/requirements.txt

@@ -0,0 +1,4 @@
+python-dotenv
+redis
+web3>=5.29.2
+captcha

boba_community/hc-captcha-mainnetfaucet-2023/api/template.yaml

@@ -0,0 +1,25 @@
+AWSTemplateFormatVersion: '2010-09-09'
+Transform: 'AWS::Serverless-2016-10-31'
+Resources:
+  MainnetFaucetGetCaptcha:
+    Type: AWS::Serverless::Function
+    Properties:
+      Handler: hc_getCAPTCHA.lambda_handler
+      Runtime: python3.9
+      Events:
+        HttpGet:
+          Type: Api
+          Properties:
+            Path: '/'
+            Method: post
+  MainnetFaucetVerifyCaptcha:
+    Type: AWS::Serverless::Function
+    Properties:
+      Handler: hc_verifyCAPTCHA.lambda_handler
+      Runtime: python3.9
+      Events:
+        HttpGet:
+          Type: Api
+          Properties:
+            Path: '/'
+            Method: post