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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,104 +1,119 @@ | ||
| #!/usr/bin/env python3 | ||
| import json | ||
| import socket | ||
|
|
||
| class JSONSocket(object): | ||
| """ | ||
| Class encapsulates socket object with special handling json rpc. | ||
| timeout is ignored now - nonblicking socket not supported. | ||
| """ | ||
| def __init__(self, host, port, path, timeout=None): | ||
| """ | ||
| host in form [http[s]://]<ip_address>[:port] | ||
| if port not in host must be spefified as argument | ||
| """ | ||
| if host.find("http://") == 0 or host.find("https://") == 0: | ||
| host = host[host.find("//")+2 : len(host)] | ||
| _host = host | ||
| if port != None: | ||
| host = host + ":" + str(port) | ||
| else: | ||
| colon_pos = host.rfind(":") | ||
| _host = host[0 : colon_pos] | ||
| port = int(host[colon_pos+1 : len(host)]) | ||
| self.__fullpath = host + path | ||
| self.__host = bytes(host, "utf-8") | ||
| self.__path = bytes(path, "utf-8") | ||
| #print("<host>: {}; <port>: {}".format(_host, port)) | ||
| self.__sock = socket.create_connection((_host, port)) | ||
| self.__sock.setblocking(True) | ||
| #self.__sock.settimeout(timeout) | ||
| self.__head = b"POST " + self.__path + b" HTTP/1.0\r\n" + \ | ||
| b"HOST: " + self.__host + b"\r\n" + \ | ||
| b"Content-type: application/json\r\n" | ||
|
|
||
| def get_fullpath(self): | ||
| return self.__fullpath | ||
|
|
||
| def request(self, data=None, json=None): | ||
| """ | ||
| data - complete binary form of json request (ends with '\r\n' | ||
| json - json request as python dict | ||
| return value in form of json response as python dict | ||
| """ | ||
| if data == None: | ||
| data = bytes(json.dumps(json), "utf-8") + b"\r\n" | ||
| length = bytes(str(len(data)), "utf-8") | ||
| request = self.__head + \ | ||
| b"Content-length: " + length + b"\r\n\r\n" + \ | ||
| data | ||
| #print("request:", request.decode("utf-8")) | ||
| self.__sock.sendall(request) | ||
| #self.__sock.send(request) | ||
| status, response = self.__read() | ||
| #if response == {}: | ||
| # print("response is empty for request:", request.decode("utf-8")) | ||
| return status, response | ||
|
|
||
| def __call__(self, data=None, json=None): | ||
| return self.request(data, json) | ||
|
|
||
| def __read(self): | ||
| response = '' | ||
| while True: | ||
| temp = self.__sock.recv(4096) | ||
| if not temp: break | ||
| response += temp.decode("utf-8") | ||
|
|
||
| if response.find("HTTP") == 0: | ||
| response = response[response.find("\r\n\r\n")+4 : len(response)] | ||
| if response and response != '': | ||
| r = json.loads(response) | ||
| if 'result' in r: | ||
| return True, r | ||
| else: | ||
| return False, r | ||
|
|
||
| return False, {} | ||
|
|
||
| def __del__(self): | ||
| if self.__sock: | ||
| self.__sock.close() | ||
|
|
||
|
|
||
| def steemd_call(host, data=None, json=None, max_tries=10, timeout=0.1): | ||
| """ | ||
| host - [http[s]://<ip_address>:<port> | ||
| data - binary form of request body, if missing json object should be provided (as python dict/array) | ||
| """ | ||
| try: | ||
| jsocket = JSONSocket(host, None, "/rpc", timeout) | ||
| except: | ||
| print("Cannot open socket for:", host) | ||
| return False, {} | ||
|
|
||
| for i in range(max_tries): | ||
| try: | ||
| status, response = jsocket(data, json) | ||
| if status: | ||
| return status, response | ||
| except: | ||
| continue | ||
| else: | ||
| return False, {} | ||
| #!/usr/bin/env python3 | ||
| import sys | ||
| import json | ||
| import socket | ||
|
|
||
| class JSONSocket(object): | ||
| """ | ||
| Class encapsulates socket object with special handling json rpc. | ||
| timeout is ignored now - nonblicking socket not supported. | ||
| """ | ||
| def __init__(self, host, port, path, timeout=None): | ||
| """ | ||
| host in form [http[s]://]<ip_address>[:port] | ||
| if port not in host must be spefified as argument | ||
| """ | ||
| self.__sock = None | ||
| if host.find("http://") == 0 or host.find("https://") == 0: | ||
| host = host[host.find("//")+2 : len(host)] | ||
| _host = host | ||
| if port != None: | ||
| host = host + ":" + str(port) | ||
| else: | ||
| colon_pos = host.rfind(":") | ||
| _host = host[0 : colon_pos] | ||
| port = int(host[colon_pos+1 : len(host)]) | ||
| self.__fullpath = host + path | ||
| self.__host = bytes(host, "utf-8") | ||
| self.__path = bytes(path, "utf-8") | ||
| #print("<host>: {}; <port>: {}".format(_host, port)) | ||
| self.__sock = socket.create_connection((_host, port)) | ||
| self.__sock.setblocking(True) | ||
| #self.__sock.settimeout(timeout) | ||
| self.__head = b"POST " + self.__path + b" HTTP/1.0\r\n" + \ | ||
| b"HOST: " + self.__host + b"\r\n" + \ | ||
| b"Content-type: application/json\r\n" | ||
|
|
||
| def get_fullpath(self): | ||
| return self.__fullpath | ||
|
|
||
| def request(self, data=None, json=None): | ||
| """ | ||
| data - complete binary form of json request (ends with '\r\n' | ||
| json - json request as python dict | ||
| return value in form of json response as python dict | ||
| """ | ||
| if data == None: | ||
| data = bytes(json.dumps(json), "utf-8") + b"\r\n" | ||
| length = bytes(str(len(data)), "utf-8") | ||
| request = self.__head + \ | ||
| b"Content-length: " + length + b"\r\n\r\n" + \ | ||
| data | ||
| #print("request:", request.decode("utf-8")) | ||
| self.__sock.sendall(request) | ||
| #self.__sock.send(request) | ||
| status, response = self.__read() | ||
| #if response == {}: | ||
| # print("response is empty for request:", request.decode("utf-8")) | ||
| return status, response | ||
|
|
||
| def __call__(self, data=None, json=None): | ||
| return self.request(data, json) | ||
|
|
||
| def __read(self): | ||
| response = '' | ||
| binary = b'' | ||
| while True: | ||
| temp = self.__sock.recv(4096) | ||
| if not temp: break | ||
| binary += temp | ||
|
|
||
| response = binary.decode("utf-8") | ||
|
|
||
| if response.find("HTTP") == 0: | ||
| response = response[response.find("\r\n\r\n")+4 : len(response)] | ||
| if response and response != '': | ||
| r = json.loads(response) | ||
| if 'result' in r: | ||
| return True, r | ||
| else: | ||
| return False, r | ||
|
|
||
| return False, {} | ||
|
|
||
| def __del__(self): | ||
| if self.__sock: | ||
| self.__sock.close() | ||
|
|
||
|
|
||
| def steemd_call(host, data=None, json=None, max_tries=10, timeout=0.1): | ||
| """ | ||
| host - [http[s]://<ip_address>:<port> | ||
| data - binary form of request body, if missing json object should be provided (as python dict/array) | ||
| """ | ||
| # try: | ||
| # jsocket = JSONSocket(host, None, "/rpc", timeout) | ||
| # except: | ||
| # print("Cannot open socket for:", host) | ||
| # return False, {} | ||
|
|
||
| for i in range(max_tries): | ||
| try: | ||
| jsocket = JSONSocket(host, None, "/rpc", timeout) | ||
| except: | ||
| type, value, traceback = sys.exc_info() | ||
| print("Error: {}:{} {} {}".format(1, type, value, traceback)) | ||
| print("Error: Cannot open JSONSocket for:", host) | ||
| continue | ||
| try: | ||
| status, response = jsocket(data, json) | ||
| if status: | ||
| return status, response | ||
| except: | ||
| type, value, traceback = sys.exc_info() | ||
| print("Error: {}:{} {} {}".format(1, type, value, traceback)) | ||
| print("Error: JSONSocket request failed for: {} ({})".format(host, data.decode("utf-8"))) | ||
| continue | ||
| else: | ||
| return False, {} |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -75,4 +75,4 @@ def main(): | |
|
|
||
|
|
||
| if __name__ == "__main__": | ||
| main() | ||
| main() | ||
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Learn more about bidirectional Unicode characters