version url added ("/version")

server.py

@@ -4,15 +4,17 @@ from flask_cors import CORS
 from urllib.parse import urlparse
 import sys, requests
 
-app = Flask(__name__) 
+app = Flask(__name__)
+
+VERSION = '1.0.0'
+
+COUCHDB_PROTO = 'http' 
+COUCHDB_PORT = '5984'
 
 FLASK_RUN_PORT = sys.argv[1]
 DATA_PATH = sys.argv[2]
 FLASK_ENV = sys.argv[3]
 FLASK_DEBUG = sys.argv[4]
-COUCHDB_PROTO = 'http' 
-COUCHDB_PORT = '5984'
-DB = 'vl_db'
 
 app = Flask(__name__, static_url_path='')
 app.url_map.strict_slashes = False
@@ -28,7 +30,7 @@ def x(p1, p2=''):
     path = p1
     if p2:
         path = path + '/' + p2
-    app.logger.debug('hit path: ' + path)
+    app.logger.debug('[path] ' + path)
     return send_from_directory(DATA_PATH, path)
 
 '''  
@@ -49,10 +51,9 @@ https://stackoverflow.com/questions/6656363/proxying-to-another-web-service-with
   methods=['GET','PUT','POST','HEAD','DELETE','OPTIONS']) 
 def couchdb_proxy(p=''):
     q = request.query_string.decode();
+    path = p
     if q:
         path = p + '?' + q
-    else:
-        path = p
     host = urlparse(request.base_url).hostname
     new_url = '{}://{}:{}/{}'.format(COUCHDB_PROTO, host, COUCHDB_PORT, path) 
     app.logger.debug('[old couchdb url] ' + request.url)
@@ -71,6 +72,10 @@ def couchdb_proxy(p=''):
     response = Response(resp.content, resp.status_code, headers)
     return response  
 
+@app.route('/version')
+def version():
+    return VERSION + '\n'
+    
 if __name__ == '__main__':
     app.config['ENV'] = FLASK_ENV
     app.config['DEBUG'] = FLASK_DEBUG