80 lines
2.0 KiB
Python
80 lines
2.0 KiB
Python
#!/usr/bin/python3
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import http.server
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import os.path
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import justserv
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class StateStore:
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def __init__(self, dir = None):
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if dir is None:
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dir = "./__states__"
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if not os.path.isdir(dir):
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os.mkdir(dir)
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self.__dir = dir
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self.__cache = {}
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def getState(self, appname):
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sp = "{}/{}.state".format(self.__dir, appname)
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if not appname in self.__cache:
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if os.path.isfile(sp):
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with open(sp, "rb") as sf:
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st = sf.read().decode("utf-8")
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self.__cache[appname] = eval(st)
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else:
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self.__cache[appname] = {}
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return self.__cache[appname]
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def patchState(self, appname, newstate):
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state = self.getState(appname)
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justserv.patch.patch(state, newstate)
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self.setState(appname, state)
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def setState(self, appname, state):
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self.__cache[appname] = state
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sp = "{}/{}.state".format(self.__dir, appname)
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st = str(state)
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with open(sp, "wb") as sf:
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sf.write(st.encode("utf-8"))
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class JSRequestHandler(http.server.BaseHTTPRequestHandler):
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_store = StateStore()
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def getAppname(self):
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if self.path == "" or self.path == "/":
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p = "__root__"
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else:
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p = self.path.split("/")[1]
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return p
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def do_GET(self):
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p = self.getAppname()
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s = self._store.getState(p)
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sb = str(s).encode("utf-8")
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self.send_response(200)
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self.send_header("content-length", len(sb))
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self.end_headers()
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self.wfile.write(sb)
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def do_PATCH(self):
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p = self.getAppname()
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bpatch = self.rfile.read(int(self.headers.get('content-length', 0)))
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ps = eval(bpatch.decode("utf-8"))
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self._store.patchState(p, ps)
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return self.do_GET()
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if __name__ == '__main__':
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httpd = http.server.HTTPServer( ('', 8080 ), JSRequestHandler)
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httpd.serve_forever()
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