allow empty strings for port envs

Author: yungwine

mytoninstaller/mytoninstaller.py

@@ -43,9 +43,9 @@
 
 
 def init_envs(local):
-	local.buffer.cport = int(os.getenv('VALIDATOR_CONSOLE_PORT', random.randint(2000, 65000)))
-	local.buffer.lport = int(os.getenv('LITESERVER_PORT', random.randint(2000, 65000)))
-	local.buffer.vport = int(os.getenv('VALIDATOR_PORT', random.randint(2000, 65000)))
+	local.buffer.cport = int(os.getenv('VALIDATOR_CONSOLE_PORT') if os.getenv('VALIDATOR_CONSOLE_PORT') else random.randint(2000, 65000))
+	local.buffer.lport = int(os.getenv('LITESERVER_PORT') if os.getenv('LITESERVER_PORT') else random.randint(2000, 65000))
+	local.buffer.vport = int(os.getenv('VALIDATOR_PORT') if os.getenv('VALIDATOR_PORT') else random.randint(2000, 65000))
 	local.buffer.archive_ttl = os.getenv('ARCHIVE_TTL')
 	local.buffer.state_ttl = os.getenv('STATE_TTL')
 	local.buffer.public_ip = os.getenv('PUBLIC_IP')