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-rw-r--r--html_server/html_server.py257
1 files changed, 137 insertions, 120 deletions
diff --git a/html_server/html_server.py b/html_server/html_server.py
index 0d4bca8..22194cd 100644
--- a/html_server/html_server.py
+++ b/html_server/html_server.py
@@ -1,6 +1,10 @@
-import pcipywrap
import json
-from optparse import OptionParser
+
+from optparse import OptionParser, OptionGroup
+from multiprocessing import Process
+
+import requests
+from api_server import ApiServer
#import flask elements
from flask import render_template
@@ -9,140 +13,107 @@ 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__)
-pcilib = 0;
-device = '/dev/fpga0'
-model = ''
+api_server_port = 9000
+api_server_host = '0.0.0.0'
-# property json api
-@app.route("/property_info_json")
-def get_property_list_json():
- branch = request.args.get('branch')
- if not branch is None:
- branch = str(branch)
+@app.route("/json/<command>")
+def process_json_command(command):
+ headers = {'content-type': 'application/json'}
+ message = {'command': command}
- prop_info = 0
- try:
- prop_info = pcilib.get_property_list(branch)
- return json.dumps(prop_info)
- except Exception as e:
- return json.dumps({'error': str(e)})
-
-@app.route('/get_property_json')
-def get_property_json():
- prop = request.args.get('prop')
-
- try:
- val = pcilib.get_property(str(prop))
- return json.dumps({'value': val})
- except Exception as e:
- return json.dumps({'error': str(e)})
-
-@app.route('/set_property_json')
-def set_property_json():
- val = request.args.get('val')
- prop = request.args.get('prop')
-
- try:
- pcilib.set_property(float(val), str(prop))
- return json.dumps({'status': 'ok'})
- except Exception as e:
- return json.dumps({'error': str(e)})
+ for arg in request.args:
+ message[arg] = request.args[arg]
-# register json api
-@app.route("/registers_list_json")
-def get_registers_list_json():
- reg_list = 0
+ r = 0;
try:
- reg_list = pcilib.get_registers_list()
- return json.dumps(reg_list)
+ r = requests.get('http://' + api_server_host + ':' + str(api_server_port),
+ data=json.dumps(message),
+ headers=headers)
except Exception as e:
- return json.dumps({'error': str(e)})
-
-@app.route('/read_register_json')
-def read_register_json():
- name = request.args.get('name')
- bank = request.args.get('bank')
+ return str(json.dumps({'status':'error', 'description': e}))
- try:
- value = pcilib.read_register(str(name), str(bank))
- return json.dumps({'value': value})
- except Exception as e:
- return json.dumps({'error': str(e)})
-
-@app.route('/write_register_json')
-def write_register_json():
- val = request.args.get('val')
- name = request.args.get('name')
- bank = request.args.get('bank')
-
- try:
- pcilib.write_register(float(val), str(name), str(bank))
- return json.dumps({'status': 'ok'})
- except Exception as e:
- return json.dumps({'error': str(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('/set_property')
-def set_property():
- val = request.args.get('val')
- prop = request.args.get('prop')
-
- try:
- pcilib.set_property(float(val), str(prop))
- return redirect(url_for('get_property_list', branch=prop))
- except Exception as e:
- return str(e)
-
-@app.route('/write_register')
-def write_register():
- val = request.args.get('val')
- name = request.args.get('name')
- bank = request.args.get('bank')
-
- try:
- pcilib.write_register(float(val), str(name), str(bank))
- return redirect(url_for('get_register_info', name=name, bank=bank))
- except Exception as e:
- return str(e)
-
@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:
- reg_info = pcilib.get_register_info(str(name), str(bank))
- value[name] = pcilib.read_register(str(name), str(bank))
+ 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)
-
- reg_list = 0
+
+ #load registers list
+ reg_list = []
try:
- reg_list = pcilib.get_registers_list(bank)
+ 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:
- value[reg['name']] = pcilib.read_register(str(reg['name']),
- str(reg['bank']))
+ 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']] = str(e)
+ value[reg['name']] = 'Error: ' + str(e)
+ #render result
return render_template('registers_list.html',
registers = reg_list,
render_template = render_template,
@@ -151,30 +122,40 @@ def get_registers_list():
@app.route("/property_info")
def get_property_list():
+ #get parameters
branch = request.args.get('branch')
if not branch is None:
branch = str(branch)
- prop_info = 0
+ #get properties info
+ prop_info = 0
try:
- prop_info = pcilib.get_property_list(branch)
+ 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()
- if (len(prop_info) == 1) and not ('childs' in (prop_info[0])['flags']):
+ for prop in prop_info:
try:
- branch = (prop_info[0])['path']
- value[branch] = pcilib.get_property(branch)
+ 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:
- return str(e)
- else:
- for prop in prop_info:
- try:
- path = prop['path']
- value[path] = pcilib.get_property(path)
- except Exception as e:
- value[path] = str(e)
+ value[path] = str(e)
return render_template('property_info.html',
value = value,
@@ -195,12 +176,32 @@ if __name__ == "__main__":
parser.add_option("-p", "--port", action="store",
type="int", dest="port", default=5000,
help="Set server port (5000)")
- parser.add_option("-d", "--device", action="store",
- type="string", dest="device", default=str('/dev/fpga0'),
- help="FPGA device (/dev/fpga0)")
- parser.add_option("-m", "--model", action="store",
- type="string", dest="model", default=None,
- help="Memory model (autodetected)")
+
+ 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'
@@ -209,6 +210,22 @@ if __name__ == "__main__":
device = opts.device
model = opts.model
- pcilib = pcipywrap.Pcipywrap(device, model)
- pcipywrap.__redirect_logs_to_exeption()
- app.run(host = HOST_NAME, port = PORT_NUMBER, threaded=True)
+ #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
+ )
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 14:55:54 +0000