def GET(self):
qdict = web.input()
if 'substation' not in qdict:
qdict['substation'] = str(gv.substation_index)
subid = int(qdict['substation'])
subprocess.call(['rm', 'static/images/camera_temp.jpg'])
if process_page_request('view_camera', qdict):
if gv.plugin_data['ca']['enable_camera'] == 'on':
subprocess.call(['cp', 'static/images/camera.jpg', 'static/images/camera_temp.jpg'])
return template_render.camera(0, gv.plugin_data['ca'])
elif 'substation' not in qdict:
raise web.seeother('/suslv?head=Cameras&continuation=ca')
else:
try:
subid, data = load_and_save_remote(qdict, [], 'susldr', 'data', {'camera':1, 'cai':1})
if data['cai']:
try:
with open('static/images/camera_temp.jpg', mode='wb') as file: # b is important -> binary
file.write(base64.b64decode(data['cai']))
except Exception as ex:
gv.logger.critical('Could not write camera_temp.jpg. ex: ' + str(ex))
return template_render.camera(subid, data['camera'])
except Exception as ex:
gv.logger.exception('view_camera: No response from slave: ' +
gv.plugin_data['su']['subinfo'][subid]['name'] + ' Exception: ' + str(ex))
gv.plugin_data['su']['subinfo'][subid]['status'] = 'unreachable'
raise web.seeother('/unreachable')
def GET(self):
qdict = web.input()
if 'head' not in qdict or 'continuation' not in qdict:
raise web.unauthorized()
head = qdict['head']
cont = qdict['continuation']
# loop through substations for reachability
for subid in range(1,len(gv.plugin_data['su']['subinfo'])):
try:
qd = {'substation':subid}
load_and_save_remote(qd, [], 'susldr', 'data', {})
except Exception as ex:
gv.logger.info('view_substations: No response from slave: ' +
gv.plugin_data['su']['subinfo'][subid]['name'] + ' Exception: ' + str(ex))
gv.plugin_data['su']['subinfo'][subid]['status'] = 'unreachable'
return template_render.substations(head, cont, gv.plugin_data['su']['subinfo'])
def GET(self):
qdict = web.input()
if 'head' not in qdict or 'continuation' not in qdict:
raise web.unauthorized()
head = qdict['head']
cont = qdict['continuation']
# loop through substations for reachability
for subid in range(1,len(gv.plugin_data['su']['subinfo'])):
try:
qd = {'substation':subid}
load_and_save_remote(qd, [], 'susldr', 'data', {})
except Exception as ex:
gv.logger.info('view_substations: No response from slave: ' +
gv.plugin_data['su']['subinfo'][subid]['name'] + ' Exception: ' + str(ex))
gv.plugin_data['su']['subinfo'][subid]['status'] = 'unreachable'
return template_render.substations(head, cont, gv.plugin_data['su']['subinfo'])
def GET(self):
qdict = web.input()
subid = 0 if 'substation' not in qdict else int(qdict['substation'])
if process_page_request('change_camera', qdict) or subid == 0:
checkboxes = ['enable_camera', 'zone_pic', 'current_pic']
for c in checkboxes:
if c != 'enable_camera' or gv.plugin_data['ca'][c] != 'missing':
if c not in qdict:
qdict[c] = 'off'
else:
qdict[
c] = 'missing' # dont change 'missing' attribute of enable_camera
for c in checkboxes:
if gv.plugin_data['ca'][c] != qdict[c]:
gv.plugin_data['ca'][c] = qdict[c]
changed = True
intparams = ['sleep_time']
for p in intparams:
if gv.plugin_data['ca'][p] != int(qdict[p]):
gv.plugin_data['ca'][p] = int(qdict[p])
changed = True
sparams = ['resolution']
for p in sparams:
if gv.plugin_data['ca'][p] != qdict[p]:
gv.plugin_data['ca'][p] = qdict[p]
take_picture('camera.jpg', False)
changed = True
if changed:
with open('./data/camera.json',
'w') as f: # write the settings to file
json.dump(gv.plugin_data['ca'], f)
if 'substation' in qdict:
web.header('Content-Type', 'application/json')
return json.dumps([])
else:
try:
subid, data = load_and_save_remote(qdict, [], 'cau',
'substation', '0')
except Exception as ex:
gv.logger.info('change_camera: No response from slave: ' +
gv.plugin_data['su']['subinfo'][subid]['name'] +
' Exception: ' + str(ex))
gv.plugin_data['su']['subinfo'][subid][
'status'] = 'unreachable'
raise web.seeother('/unreachable')
raise web.seeother('/ca')
def GET(self):
qdict = web.input()
subid = 0 if 'substation' not in qdict else int(qdict['substation'])
if process_page_request('pic', qdict) or subid == 0:
take_picture('camera.jpg', False)
if 'substation' in qdict:
web.header('Content-Type', 'application/json')
return json.dumps([])
else:
try:
subid, data = load_and_save_remote(qdict, [], 'cap', 'substation', '0')
except Exception as ex:
gv.logger.info('pic: No response from slave: ' +
gv.plugin_data['su']['subinfo'][subid]['name'] + ' Exception: ' + str(ex))
gv.plugin_data['su']['subinfo'][subid]['status'] = 'unreachable'
raise web.seeother('/unreachable')
raise web.seeother('/ca')
def GET(self):
qdict = web.input()
subid = 0 if 'substation' not in qdict else int(qdict['substation'])
if process_page_request('change_camera', qdict) or subid == 0:
checkboxes = ['enable_camera', 'zone_pic','current_pic']
for c in checkboxes:
if c != 'enable_camera' or gv.plugin_data['ca'][c] != 'missing':
if c not in qdict:
qdict[c] = 'off'
else:
qdict[c] = 'missing' # dont change 'missing' attribute of enable_camera
for c in checkboxes:
if gv.plugin_data['ca'][c] != qdict[c]:
gv.plugin_data['ca'][c] = qdict[c]
changed = True
intparams = ['sleep_time']
for p in intparams:
if gv.plugin_data['ca'][p] != int(qdict[p]):
gv.plugin_data['ca'][p] = int(qdict[p])
changed = True
sparams = ['resolution']
for p in sparams:
if gv.plugin_data['ca'][p] != qdict[p]:
gv.plugin_data['ca'][p] = qdict[p]
take_picture('camera.jpg', False)
changed = True
if changed:
with open('./data/camera.json', 'w') as f: # write the settings to file
json.dump(gv.plugin_data['ca'], f)
if 'substation' in qdict:
web.header('Content-Type', 'application/json')
return json.dumps([])
else:
try:
subid, data = load_and_save_remote(qdict, [], 'cau', 'substation', '0')
except Exception as ex:
gv.logger.info('change_camera: No response from slave: ' +
gv.plugin_data['su']['subinfo'][subid]['name'] + ' Exception: ' + str(ex))
gv.plugin_data['su']['subinfo'][subid]['status'] = 'unreachable'
raise web.seeother('/unreachable')
raise web.seeother('/ca')
def GET(self):
qdict = web.input()
subid = 0 if 'substation' not in qdict else int(qdict['substation'])
if process_page_request('pic', qdict) or subid == 0:
take_picture('camera.jpg', False)
if 'substation' in qdict:
web.header('Content-Type', 'application/json')
return json.dumps([])
else:
try:
subid, data = load_and_save_remote(qdict, [], 'cap',
'substation', '0')
except Exception as ex:
gv.logger.info('pic: No response from slave: ' +
gv.plugin_data['su']['subinfo'][subid]['name'] +
' Exception: ' + str(ex))
gv.plugin_data['su']['subinfo'][subid][
'status'] = 'unreachable'
raise web.seeother('/unreachable')
raise web.seeother('/ca')
def GET(self):
qdict = web.input()
if 'substation' not in qdict:
qdict['substation'] = str(gv.substation_index)
subid = int(qdict['substation'])
subprocess.call(['rm', 'static/images/camera_temp.jpg'])
if process_page_request('view_camera', qdict):
if gv.plugin_data['ca']['enable_camera'] == 'on':
subprocess.call([
'cp', 'static/images/camera.jpg',
'static/images/camera_temp.jpg'
])
return template_render.camera(0, gv.plugin_data['ca'])
elif 'substation' not in qdict:
raise web.seeother('/suslv?head=Cameras&continuation=ca')
else:
try:
subid, data = load_and_save_remote(qdict, [], 'susldr', 'data',
{
'camera': 1,
'cai': 1
})
if data['cai']:
try:
with open(
'static/images/camera_temp.jpg',
mode='wb') as file: # b is important -> binary
file.write(base64.b64decode(data['cai']))
except Exception as ex:
gv.logger.critical(
'Could not write camera_temp.jpg. ex: ' + str(ex))
return template_render.camera(subid, data['camera'])
except Exception as ex:
gv.logger.exception(
'view_camera: No response from slave: ' +
gv.plugin_data['su']['subinfo'][subid]['name'] +
' Exception: ' + str(ex))
gv.plugin_data['su']['subinfo'][subid][
'status'] = 'unreachable'
raise web.seeother('/unreachable')
def run(self):
if disable_substations:
return
gv.logger.info('Substation plugin started')
time.sleep(7) # let things wake up, but keep less than delay for sending email
last_message_base = gv.now - 60
last_day = gv.now//86400 # wait at least a day before removing stale log files so startup does not delete them
while True:
try:
cur_day = gv.now//86400
if gv.sd['slave'] and gv.now - last_message_base >= 60:
try:
last_message_base = gv.now
data = message_base('suslj')
if 'unreachable' in data:
raise IOError, 'UnreachableMaster'
force_reboot = False
# update common data that has changed on the master
for grouping in data:
if gv.sd['master']:
continue
for key in data[grouping]:
if grouping == 'sd':
if key in gv.sd:
if gv.sd[key] != data['sd'][key]:
gv.logger.info('Changing gv.sd[' + key + '] from ' + str(gv.sd[key]) + ' to ' + str(data['sd'][key]))
if key == 'remote_support_port' and gv.sd['enable_upnp']:
gv.logger.critical('substation_run: Unexpected key of remote_support_port')
if gv.sd[key] != 0: # delete old
update_upnp(get_ip(), [gv.sd[key]])
if data['sd'][key] != 0:
update_upnp(get_ip(), [], [[22, data['sd'][key]]])
gv.sd[key] = data['sd'][key]
if key == 'tza':
with open('/etc/timezone','w') as file:
file.write(qdict['o'+f]+'\n')
subprocess.call(['dpkg-reconfigure', '-f', 'non-interactive', 'tzdata'])
force_reboot = True
elif key == 'loc' or key == 'lang':
force_reboot = True
else:
gv.logger.info('Setting gv.sd[' + key + '] to ' + str(data['sd'][key]))
gv.sd[key] = data['sd'][key]
elif grouping in gv.plugin_data:
if key in gv.plugin_data[grouping]:
if gv.plugin_data[grouping][key] != data[grouping][key]:
gv.logger.info('Changing gv.plugin_data[' + grouping +'][' + key + '] from ' + str(gv.plugin_data[grouping][key]) + ' to ' + str(data[grouping][key]))
gv.plugin_data[grouping][key] = data[grouping][key]
else:
gv.logger.info('Setting gv.plugin_data[' + grouping +'][' + key + '] to ' + str(data[grouping][key]))
gv.plugin_data[grouping][key] = data[grouping][key]
elif grouping == 'other':
if key == 'websession':
web.config._session.user = data[grouping][key]
elif key == 'datetime':
try:
pass
# subprocess.call(['date', '--set='+data[grouping][key]])
except:
gv.logger.exception('Could not set datetime to ' + data[grouping][key])
if grouping == 'sd':
jsave(gv.sd, 'sd')
elif grouping != 'other':
pass
if force_reboot:
reboot(5) # give a few seconds before reboot
except Exception as ex:
gv.logger.info('No master response. ip: ' + get_ip_to_base() + \
' port: ' + str(gv.sd['master_port']) + \
' Exception: ' + str(ex))
try:
iwout = subprocess.check_output(['iwconfig', 'wlan0'])
lines = iwout.split('\n')
for l in lines:
if 'ESSID:' in l:
gv.logger.info('slave iwconfig wlan0 ' + l[l.find('ESSID:'):])
except Exception as ex:
gv.logger.info('slave could not check iwconfig: ' + str(ex))
if gv.sd['master']:
for subid in range(1,len(gv.plugin_data['su']['subinfo'])):
sub = gv.plugin_data['su']['subinfo'][subid]
try:
if sub['status'] != 'unreachable' and gv.now - sub['last_join'] >= 90: # if havent received join in a while reach out
qd = {'substation':subid}
load_and_save_remote(qd, [], 'susldr', 'data', {}) # touch a slave to ensure still alive
except Exception as ex:
gv.logger.info('substations reach out to slave: No response from slave: ' +
sub['name'] + ' Exception: ' + str(ex))
sub['status'] = 'unreachable'
try:
iwout = subprocess.check_output(['iwconfig', 'wlan0'])
lines = iwout.split('\n')
for l in lines:
if 'ESSID:' in l:
gv.logger.info('master iwconfig wlan0 ' + l[l.find('ESSID:'):])
except Exception as ex:
gv.logger.info('master could not check iwconfig: ' + str(ex))
if cur_day != last_day:
last_day = cur_day
# delete any imported log files from substations that are no longer active
files = glob.glob('./data/imported_logs/*')
for full_name in files:
sub_name = full_name[full_name.rfind('/')+1:]
found_slave = 0
for subid in range(1,len(gv.plugin_data['su']['subinfo'])):
if sub_name == gv.plugin_data['su']['subinfo'][subid]['name']:
found_slave = subid
break
if found_slave == 0:
try:
shutil.rmtree(full_name)
gv.logger.info('removed substree: ' + full_name)
except Exception as ex:
gv.logger.warning('failed to remove substree: ' + full_name + ' ex: ' + str(ex))
except Exception as ex:
self.start_status('', 'Substation encountered error: ' + str(ex))
self._sleep(30)
def run(self):
if disable_substations:
return
gv.logger.info('Substation plugin started')
time.sleep(7) # let things wake up, but keep less than delay for sending email
last_message_base = gv.now - 60
while True:
try:
if gv.sd['slave'] and gv.now - last_message_base >= 60:
try:
last_message_base = gv.now
data = message_base('suslj')
if 'unreachable' in data:
raise IOError, 'UnreachableMaster'
force_reboot = False
# update common data that has changed on the master
for grouping in data:
if gv.sd['master']:
continue
for key in data[grouping]:
if grouping == 'sd':
if key in gv.sd:
if gv.sd[key] != data['sd'][key]:
gv.logger.info('Changing gv.sd[' + key + '] from ' + str(gv.sd[key]) + ' to ' + str(data['sd'][key]))
if key == 'remote_support_port' and gv.sd['enable_upnp']:
gv.logger.critical('substation_run: Unexpected key of remote_support_port')
if gv.sd[key] != 0: # delete old
update_upnp(get_ip(), [gv.sd[key]])
if data['sd'][key] != 0:
update_upnp(get_ip(), [], [[22, data['sd'][key]]])
gv.sd[key] = data['sd'][key]
if key == 'tza':
with open('/etc/timezone','w') as file:
file.write(qdict['o'+f]+'\n')
subprocess.call(['dpkg-reconfigure', '-f', 'non-interactive', 'tzdata'])
force_reboot = True
elif key == 'loc' or key == 'lang':
force_reboot = True
else:
gv.logger.info('Setting gv.sd[' + key + '] to ' + str(data['sd'][key]))
gv.sd[key] = data['sd'][key]
elif grouping in gv.plugin_data:
if key in gv.plugin_data[grouping]:
if gv.plugin_data[grouping][key] != data[grouping][key]:
gv.logger.info('Changing gv.plugin_data[' + grouping +'][' + key + '] from ' + str(gv.plugin_data[grouping][key]) + ' to ' + str(data[grouping][key]))
gv.plugin_data[grouping][key] = data[grouping][key]
else:
gv.logger.info('Setting gv.plugin_data[' + grouping +'][' + key + '] to ' + str(data[grouping][key]))
gv.plugin_data[grouping][key] = data[grouping][key]
elif grouping == 'other':
if key == 'websession':
web.config._session.user = data[grouping][key]
elif key == 'datetime':
try:
pass
# subprocess.call(['date', '--set='+data[grouping][key]])
except:
gv.logger.exception('Could not set datetime to ' + data[grouping][key])
if grouping == 'sd':
jsave(gv.sd, 'sd')
elif grouping != 'other':
pass
if force_reboot:
reboot(5) # give a few seconds before reboot
except Exception as ex:
gv.logger.info('No master response. ip: ' + get_ip_to_base() + \
' port: ' + str(gv.sd['master_port']) + \
' Exception: ' + str(ex))
try:
iwout = subprocess.check_output(['iwconfig', 'wlan0'])
lines = iwout.split('\n')
for l in lines:
if 'ESSID:' in l:
gv.logger.info('slave iwconfig wlan0 ' + l[l.find('ESSID:'):])
except Exception as ex:
gv.logger.info('slave could not check iwconfig: ' + str(ex))
if gv.sd['master']:
for subid in range(1,len(gv.plugin_data['su']['subinfo'])):
sub = gv.plugin_data['su']['subinfo'][subid]
try:
if sub['status'] != 'unreachable' and gv.now - sub['last_join'] >= 90: # if havent received join in a while reach out
qd = {'substation':subid}
load_and_save_remote(qd, [], 'susldr', 'data', {}) # touch a slave to ensure still alive
except Exception as ex:
gv.logger.info('substations reach out to slave: No response from slave: ' +
sub['name'] + ' Exception: ' + str(ex))
sub['status'] = 'unreachable'
try:
iwout = subprocess.check_output(['iwconfig', 'wlan0'])
lines = iwout.split('\n')
for l in lines:
if 'ESSID:' in l:
gv.logger.info('master iwconfig wlan0 ' + l[l.find('ESSID:'):])
except Exception as ex:
gv.logger.info('master could not check iwconfig: ' + str(ex))
except Exception as ex:
self.start_status('', 'Substation encountered error: ' + str(ex))
self._sleep(30)