def measure(configFile, logFile, sensorNames, triggers=None, digitempCommand=DIGITEMPCMD):
archas.logDebug("Measuring temperature, writing results to '%s'..." % logFile)
if archas.createFileIfNotThere(configFile, _DIGITEMP_CONFIG_TEMPLATE):
archas.logWarning("Digitemp config file not available. Created template at %s" % configFile)
s, o = commands.getstatusoutput("%s -q -c %s -a" % (digitempCommand, configFile))
if not os.WIFEXITED(s) or os.WEXITSTATUS(s) != 0:
archas.logError("Digitemp failed with: %s (%i)" %(o, s))
archas.logInfo(("Perhaps you are not in the 'dialout' group "
"or used the digitemp command for the wrong "
"serial controller"))
return None
archas.logDebug(o)
with open(logFile, "a") as myfile:
myfile.write(o)
myfile.write("\n")
sensors = {}
for l in o.splitlines():
v = parseLogLine(l)
if v is not None:
(date, sensor, temp) = v
sensors[sensor] = (date, temp)
if triggers is not None:
# TODO: Process triggers use sensorNames in messages
pass
return sensors
def capture(configFile, outputPaths, temperature):
archas.logDebug("Capturing to '%s'..." % str(outputPaths))
if archas.createFileIfNotThere(configFile, _FS_WEBCAM_CONFIG_TEMPLATE):
archas.logWarning(
"Fswebcam config file not available. Created template at %s" %
configFile)
picFile = tempfile.NamedTemporaryFile()
with open(configFile, 'r') as f:
content = f.read().decode("utf-8")
content = content.replace("__TEMP__", temperature)
content = content.replace("__PATH__", picFile.name)
confFile = tempfile.NamedTemporaryFile()
confFile.write(content.encode("utf-8"))
confFile.flush()
p = subprocess.Popen([
"fswebcam",
"-c",
confFile.name,
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
out, err = p.communicate()
if p.returncode < 0:
archas.logError("Capture has been terminated by signal %i" %
-p.returncode)
return False
if p.returncode > 0:
archas.logError("Capture failed with %s %s (%i)" %
(out, err, p.returncode))
return False
archas.logDebug("Capture: %s\n%s" % (out, err))
picFile.seek(0, os.SEEK_END)
picBytes = picFile.tell()
if picBytes < 100:
archas.logError(
"Capture failed without returning error code. But output image has no (%i bytes) of data."
)
return False
for out in outputPaths:
import shutil
shutil.copy(picFile.name, out)
return True
def capture(configFile, outputPaths, temperature):
archas.logDebug("Capturing to '%s'..." % str(outputPaths))
if archas.createFileIfNotThere(configFile, _FS_WEBCAM_CONFIG_TEMPLATE):
archas.logWarning("Fswebcam config file not available. Created template at %s" % configFile)
picFile = tempfile.NamedTemporaryFile()
with open(configFile, 'r') as f:
content = f.read().decode("utf-8")
content = content.replace("__TEMP__", temperature)
content = content.replace("__PATH__", picFile.name)
confFile = tempfile.NamedTemporaryFile()
confFile.write(content.encode("utf-8"))
confFile.flush()
p = subprocess.Popen(["fswebcam", "-c", confFile.name,],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
out, err = p.communicate()
if p.returncode < 0:
archas.logError("Capture has been terminated by signal %i" % -p.returncode)
return False
if p.returncode > 0:
archas.logError("Capture failed with %s %s (%i)" %(out, err, p.returncode))
return False
archas.logDebug("Capture: %s\n%s" % (out, err))
picFile.seek(0, os.SEEK_END)
picBytes = picFile.tell()
if picBytes < 100:
archas.logError("Capture failed without returning error code. But output image has no (%i bytes) of data.")
return False
for out in outputPaths:
import shutil
shutil.copy(picFile.name, out)
return True
def measure(configFile,
logFile,
sensorNames,
triggers=None,
digitempCommand=DIGITEMPCMD):
archas.logDebug("Measuring temperature, writing results to '%s'..." %
logFile)
if archas.createFileIfNotThere(configFile, _DIGITEMP_CONFIG_TEMPLATE):
archas.logWarning(
"Digitemp config file not available. Created template at %s" %
configFile)
s, o = commands.getstatusoutput("%s -q -c %s -a" %
(digitempCommand, configFile))
if not os.WIFEXITED(s) or os.WEXITSTATUS(s) != 0:
archas.logError("Digitemp failed with: %s (%i)" % (o, s))
archas.logInfo(("Perhaps you are not in the 'dialout' group "
"or used the digitemp command for the wrong "
"serial controller"))
return None
archas.logDebug(o)
with open(logFile, "a") as myfile:
myfile.write(o)
myfile.write("\n")
sensors = {}
for l in o.splitlines():
v = parseLogLine(l)
if v is not None:
(date, sensor, temp) = v
sensors[sensor] = (date, temp)
if triggers is not None:
# TODO: Process triggers use sensorNames in messages
pass
return sensors
def unRegisterRemoteGetTransformator(self, key):
try:
del self.remoteGetTransformators[key]
except:
archas.logWarning('No remote get transformator for "%s" to remove'%key)
def sync(self):
changesLoaded = False
self.lock.acquire()
try:
config = RawConfigParser()
config.read(self.configFile)
except Exception as err:
archas.logError("Config: Can not open %s to sync config: %s" % (self.configFile,str(err)))
err = WH10_CONFIG_ERR_READ_CONFIG
else:
if not config.has_section(self.configSection):
config.add_section(self.configSection)
err = WH10_CONFIG_ERR_NO_ERR
writeRequired = False
for key,c in self.config.iteritems():
if c.changed:
writeRequired = True
try:
if isinstance(c.value, int):
config.set(self.configSection, key, "%i" % c.value)
elif isinstance(c.value, float):
config.set(self.configSection, key, "%f" % c.value)
elif isinstance(c.value, unicode):
config.set(self.configSection, key, c.value.encode("utf-8"))
else:
archas.logError("Config: Invalid value type for %s"%key)
c.changed = False
except Exception as err:
archas.logError("Config: Failed to set config value %s (%s)." % (key, str(err)))
err = WH10_CONFIG_ERR_SET_CONFIG
try:
fileValue = None
if isinstance(c.default, int):
fileValue = config.getint(self.configSection, key)
elif isinstance(c.default, float):
fileValue = config.getfloat(self.configSection, key)
elif isinstance(c.default, unicode):
fileValue = config.get(self.configSection, key).decode("utf-8")
else:
archas.logError("Config: Invalid default value type for %s."%key)
if fileValue != None and fileValue != c.value:
valid = True
validator = self.validators.get(key, None)
if validator != None:
valid = validator(key, fileValue)
if not valid:
# We read the value as string for log message again
v = config.get(self.configSection, key).decode("utf-8")
archas.logWarning('Invalid value "%s" in configuration file for key "%s".'%(v, key))
else:
c.value = fileValue
c.changed = False
changesLoaded = True
except Exception as e:
# wh10LogWarning("fail to get value for %s: %s. Setting default."%(key,str(e)))
c.value = c.default
c.changed = False
if writeRequired:
try:
with open(self.configFile, 'wb') as cfg_file:
config.write(cfg_file)
except:
archas.logError("Config: Failed to write config values to %s." % self.configFile)
err = WH10_CONFIG_ERR_WRITE_CONFIG
self.lock.release()
# Config change handler is called on local and file changes
if (changesLoaded or writeRequired):
if callable(self.configChangeHandler):
self.configChangeHandler()
return err
def unregisterValidator(self, key):
try:
del self.validators[key]
except:
archas.logWarning('No validator for "%s" to remove'%key)