def start():
r = redis.Redis(host="127.0.0.1", port=6379, db=0)
# load the plugins for every device
plugin_manager = PluginManager()
plugin_manager.LoadAllPlugin()
plugins = {}
for device in r.lrange("devices", 0, -1):
protocol = r.get("protocol:%s" % device)
plugin = plugin_manager.GetPluginByName(protocol.title())
host = r.get("ip:%s" % device)
port = r.get("port:%s" % device)
plugin.init(host, port)
plugins[device] = plugin
while True:
print 'in start'
for device in r.lrange("devices", 0, -1):
addr = r.get("addr:%s" % device)
for spot in r.lrange("spots:%s" % device, 0, -1):
command = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'command'))
cmd_param = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'cmd_param'))
cmd_length = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'cmd_length'))
ratio = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'ratio'))
value = plugins[device].get(addr, command, cmd_param, cmd_length)
if value is None:
print 'device:%s:spot:%s get error' % (device, spot)
continue
if spot[0] == 'A':
value_type = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'value_type'))
precision = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'precision'))
min_value = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'min_value'))
max_value = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'max_value'))
value, status = plugins[device].transformAnalog(value, ratio, value_type, precision, min_value, max_value)
elif spot[0] == 'D':
mapper = r.get("device:%s:spot:%s:%s" % (device, spot[1:], 'mapper'))
value, status = plugins[device].transformDigit(value, ratio, mapper)
r.set("device:%s:spot:%s:value" % (device, spot[1:]), value)
r.set("device:%s:spot:%s:status" % (device, spot[1:]), status)
time.sleep(2)
"""
import sys
from PluginManager import PluginManager
from PluginManager import __ALLMODEL__
if __name__ == '__main__':
PluginManager.LoadAllPlugin()
for SingleModel in __ALLMODEL__:
plugins = SingleModel.GetPluginObject()
for item in plugins:
item.Start()
pluginName = 'plugin1.Plugin2'
obj = PluginManager.GetPluginByName(pluginName)
if obj:
obj.Start()
else:
print 'plugin[%s] is not exists' % pluginName
