diff --git a/llama_for_kobold.py b/llama_for_kobold.py index 5d3c9d83f..4dd33d926 100644 --- a/llama_for_kobold.py +++ b/llama_for_kobold.py @@ -5,8 +5,8 @@ import ctypes import os -#from pathlib import Path - +import argparse +import json, http.server, threading, socket, sys, time class load_model_inputs(ctypes.Structure): _fields_ = [("threads", ctypes.c_int), @@ -32,7 +32,7 @@ class generation_outputs(ctypes.Structure): ("text", ctypes.c_char * 16384)] dir_path = os.path.dirname(os.path.realpath(__file__)) -handle = ctypes.CDLL(dir_path + "/llamacpp.dll") +handle = ctypes.CDLL(os.path.join(dir_path, "llamacpp.dll")) handle.load_model.argtypes = [load_model_inputs] handle.load_model.restype = ctypes.c_bool @@ -44,7 +44,7 @@ def load_model(model_filename,batch_size=8,max_context_length=512,n_parts_overwr inputs.model_filename = model_filename.encode("UTF-8") inputs.batch_size = batch_size inputs.max_context_length = max_context_length #initial value to use for ctx, can be overwritten - inputs.threads = min(6,os.cpu_count()) #seems to outperform os.cpu_count(), it's memory bottlenecked + inputs.threads = os.cpu_count() inputs.n_parts_overwrite = n_parts_overwrite inputs.f16_kv = True ret = handle.load_model(inputs) @@ -68,36 +68,34 @@ def generate(prompt,max_length=20, max_context_length=512,temperature=0.8,top_k= return "" -################################################################# -### A hacky simple HTTP server simulating a kobold api by Concedo -### we are intentionally NOT using flask, because we want MINIMAL dependencies -################################################################# -import json, http.server, threading, socket, sys, time - -# global vars -global friendlymodelname -friendlymodelname = "" +friendlymodelname = "concedo/llamacpp" # local kobold api apparently needs a hardcoded known HF model name maxctx = 2048 maxlen = 128 modelbusy = False -port = 5001 -embedded_kailite = None + class ServerRequestHandler(http.server.SimpleHTTPRequestHandler): - sys_version = "" server_version = "ConcedoLlamaForKoboldServer" + def __init__(self, addr, port, embedded_kailite): + self.addr = addr + self.port = port + self.embedded_kailite = embedded_kailite + + def __call__(self, *args, **kwargs): + super().__init__(*args, **kwargs) + def do_GET(self): if self.path=="/" or self.path.startswith('/?') or self.path.startswith('?'): - if embedded_kailite is None: + if self.embedded_kailite is None: self.send_response(200) self.end_headers() - self.wfile.write(b'Embedded Kobold Lite is not found.
You will have to connect via the main KoboldAI client, or use this URL to connect.') + self.wfile.write(b'Embedded Kobold Lite is not found.
You will have to connect via the main KoboldAI client, or use this URL to connect.') else: self.send_response(200) self.end_headers() - self.wfile.write(embedded_kailite) + self.wfile.write(self.embedded_kailite) return if self.path.endswith('/api/v1/model/') or self.path.endswith('/api/latest/model/') or self.path.endswith('/api/v1/model') or self.path.endswith('/api/latest/model'): @@ -233,34 +231,30 @@ class ServerRequestHandler(http.server.SimpleHTTPRequestHandler): return super(ServerRequestHandler, self).end_headers() -def RunServerMultiThreaded(port, HandlerClass = ServerRequestHandler, - ServerClass = http.server.HTTPServer): - addr = ('', port) - sock = socket.socket (socket.AF_INET, socket.SOCK_STREAM) +def RunServerMultiThreaded(addr, port, embedded_kailite = None): + sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) - sock.bind(addr) + sock.bind((addr, port)) sock.listen(5) - # Start listener threads. class Thread(threading.Thread): def __init__(self, i): threading.Thread.__init__(self) self.i = i self.daemon = True self.start() + def run(self): - with http.server.HTTPServer(addr, HandlerClass, False) as self.httpd: - #print("Thread %s - Web Server is running at http://0.0.0.0:%s" % (self.i, port)) + handler = ServerRequestHandler(addr, port, embedded_kailite) + with http.server.HTTPServer((addr, port), handler, False) as self.httpd: try: self.httpd.socket = sock self.httpd.server_bind = self.server_close = lambda self: None self.httpd.serve_forever() except (KeyboardInterrupt,SystemExit): - #print("Thread %s - Server Closing" % (self.i)) self.httpd.server_close() sys.exit(0) finally: - # Clean-up server (close socket, etc.) self.httpd.server_close() sys.exit(0) def stop(self): @@ -272,60 +266,45 @@ def RunServerMultiThreaded(port, HandlerClass = ServerRequestHandler, threadArr.append(Thread(i)) while 1: try: - time.sleep(99999) + time.sleep(10) except KeyboardInterrupt: for i in range(numThreads): threadArr[i].stop() sys.exit(0) -if __name__ == '__main__': - # total arguments - argc = len(sys.argv) - - ggml_selected_file = None - if argc<2: - print("Command line usage: " + sys.argv[0] + " model_file_q4_0.bin [port]") - #give them a chance to pick a file - print("Alternative, please manually select ggml file:") - from tkinter.filedialog import askopenfilename - ggml_selected_file = askopenfilename (title="Select ggml model .bin files") - if not ggml_selected_file: - print("\nNo ggml model file was selected. Exiting.") - time.sleep(1) - sys.exit(0) - else: - ggml_selected_file = sys.argv[1] - - if argc>=3: - port = int(sys.argv[2]) +def main(args): + ggml_selected_file = args.model_file if not os.path.exists(ggml_selected_file): - print("Cannot find model file: " + ggml_selected_file) + print(f"Cannot find model file: {ggml_selected_file}") time.sleep(1) - sys.exit(0) + sys.exit(2) - mdl_nparts = 1 - for n in range(1,9): - if os.path.exists(ggml_selected_file+"."+str(n)): - mdl_nparts += 1 + mdl_nparts = sum(1 for n in range(1, 9) if os.path.exists(f"{ggml_selected_file}.{n}")) + 1 modelname = os.path.abspath(ggml_selected_file) print("Loading model: " + modelname) loadok = load_model(modelname,8,maxctx,mdl_nparts) print("Load Model OK: " + str(loadok)) - #friendlymodelname = Path(modelname).stem ### this wont work on local kobold api, so we must hardcode a known HF model name - friendlymodelname = "concedo/llamacpp" - - if loadok: - try: - basepath = os.path.abspath(os.path.dirname(__file__)) - with open(basepath+"/klite.embd", mode="rb") as emb_kai: - embedded_kailite = emb_kai.read() - print("Embedded Kobold Lite loaded.") - except: - print("Could not find Kobold Lite. Embedded Kobold Lite will not be available.") + if not loadok: + print("Could not load model: " + modelname) + sys.exit(3) + try: + basepath = os.path.abspath(os.path.dirname(__file__)) + with open(os.path.join(basepath, "klite.embd"), mode='rb') as f: + embedded_kailite = f.read().decode().replace('var localmodehost = "127.0.0.1";' , f'var localmodehost = "{args.host}";').encode() + print("Embedded Kobold Lite loaded.") + except: + print("Could not find Kobold Lite. Embedded Kobold Lite will not be available.") - print("Starting Kobold HTTP Server on port " + str(port)) - print("Please connect to custom endpoint at http://localhost:"+str(port)) - RunServerMultiThreaded(port) - \ No newline at end of file + print(f"Starting Kobold HTTP Server on port {args.port}") + print(f"Please connect to custom endpoint at http://{args.host}:{args.port}") + RunServerMultiThreaded(args.host, args.port, embedded_kailite) + +if __name__ == '__main__': + parser = argparse.ArgumentParser(description='Kobold llama.cpp server') + parser.add_argument("model_file", help="Model file to load") + parser.add_argument("--port", help="Port to listen on", default=5001) + parser.add_argument("--host", help="Host IP to listen on", default="127.0.0.1") + args = parser.parse_args() + main(args)