diff options
Diffstat (limited to 'pyserver/html_server.py')
| -rw-r--r-- | pyserver/html_server.py | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/pyserver/html_server.py b/pyserver/html_server.py new file mode 100644 index 0000000..22194cd --- /dev/null +++ b/pyserver/html_server.py @@ -0,0 +1,231 @@ +import json + +from optparse import OptionParser, OptionGroup +from multiprocessing import Process + +import requests +from api_server import ApiServer + +#import flask elements +from flask import render_template +from flask import Flask +from flask import request +from flask import url_for +from flask import redirect +from flask import send_from_directory +from flask import make_response + +app = Flask(__name__) +api_server_port = 9000 +api_server_host = '0.0.0.0' + +@app.route("/json/<command>") +def process_json_command(command): + headers = {'content-type': 'application/json'} + message = {'command': command} + + for arg in request.args: + message[arg] = request.args[arg] + + r = 0; + try: + r = requests.get('http://' + api_server_host + ':' + str(api_server_port), + data=json.dumps(message), + headers=headers) + except Exception as e: + return str(json.dumps({'status':'error', 'description': e})) + + #application/octet-stream + response = make_response(r.content) + for header in r.headers: + response.headers[header] = r.headers[header] + + return response + +#html api +@app.route('/register_info') +def get_register_info(): + #get parameters + name = request.args.get('name') + bank = request.args.get('bank') + + #load register info + reg_info = 0 + value = dict() + try: + r = requests.get(url_for('process_json_command', + command = 'get_register_info', + bank = bank, + reg = name, _external = True)) + if(r.json().get('status') == 'error'): + return 'Error: ' + r.json()['description'] + + reg_info = r.json()['register'] + + #get register value + r = requests.get(url_for('process_json_command', + command = 'read_register', + bank = bank, + reg = name, _external = True)) + if(r.json().get('status') == 'error'): + return 'Error: ' + r.json()['description'] + + value[name] = r.json()['value'] + except Exception as e: + return str(e) + + return render_template('register_info.html', + register=reg_info, + value=value) + +@app.route("/registers_list") +def get_registers_list(): + #get parameters + bank = request.args.get('bank') + if not bank is None: + bank = str(bank) + + #load registers list + reg_list = [] + try: + r = requests.get(url_for('process_json_command', + command = 'get_registers_list', + bank = bank, _external = True)) + if(r.json().get('status') == 'error'): + return 'Error: ' + r.json()['description'] + reg_list = r.json()['registers'] + except Exception as e: + return str(e) + + #get register values + value = dict() + for reg in reg_list: + try: + r = requests.get(url_for('process_json_command', + command = 'read_register', + bank = str(reg['bank']), + reg = str(reg['name']), _external = True)) + if(r.json().get('status') == 'error'): + value[reg['name']] = 'Error: ' + r.json()['description'] + else: + value[reg['name']] = r.json()['value'] + + except Exception as e: + value[reg['name']] = 'Error: ' + str(e) + + #render result + return render_template('registers_list.html', + registers = reg_list, + render_template = render_template, + value = value + ) + +@app.route("/property_info") +def get_property_list(): + #get parameters + branch = request.args.get('branch') + if not branch is None: + branch = str(branch) + + #get properties info + prop_info = 0 + try: + r = requests.get(url_for('process_json_command', + command = 'get_property_list', + branch = branch, _external = True)) + + if(r.json().get('status') == 'error'): + return 'Error: ' + r.json()['description'] + + prop_info = r.json()['properties'] + + except Exception as e: + return str(e) + + value = dict() + for prop in prop_info: + try: + path = prop['path'] + r = requests.get(url_for('process_json_command', + command = 'get_property', + prop = path, _external = True)) + if(r.json().get('status') == 'error'): + value[path] = 'Error: ' + r.json()['description'] + else: + value[path] = r.json()['value'] + + except Exception as e: + value[path] = str(e) + + return render_template('property_info.html', + value = value, + branch = branch, + properties = prop_info, + json = json + ) + +@app.route("/") +def greet(): + return render_template('base.html', + device = device, + model = model) + +if __name__ == "__main__": + #parse command line options + parser = OptionParser() + parser.add_option("-p", "--port", action="store", + type="int", dest="port", default=5000, + help="Set server port (5000)") + + pcilib_group = OptionGroup(parser, "Api server", + "Api server options group") + pcilib_group.add_option("-e", "--external", action="store_true", + dest="external_api_server", + default=False, + help="Dont start own api server. Use external" + " server instead"); + pcilib_group.add_option("--api-server-host", action="store", + type="string", dest="api_server_host", + default='0.0.0.0', + help="Api server ip adress (0.0.0.0)") + pcilib_group.add_option("--api-server-port", action="store", + type="int", dest="api_server_port", + default=9000, + help="Api server port (9000)") + pcilib_group.add_option("-d", "--device", action="store", + type="string", dest="device", + default=str('/dev/fpga0'), + help="FPGA device (/dev/fpga0)") + pcilib_group.add_option("-m", "--model", action="store", + type="string", dest="model", default=None, + help="Memory model (autodetected)") + + parser.add_option_group(pcilib_group) + + opts = parser.parse_args()[0] + + HOST_NAME = '0.0.0.0' + PORT_NUMBER = opts.port + + device = opts.device + model = opts.model + + #start api server in separate process + api_server_host = opts.api_server_host + api_server_port = opts.api_server_port + if(not opts.external_api_server): + api_server = ApiServer(device, model, (api_server_host, api_server_port)) + def serve_forever(server): + try: + server.serve_forever() + except KeyboardInterrupt: + pass + + Process(target=serve_forever, args=(api_server,)).start() + + #start Flask html server + app.run(host = HOST_NAME, + port = PORT_NUMBER, + threaded=True, + #debug=True + ) |