def get_all_info_since(seqnumber):
"""
return all the information in the log file since the last seen seq number as a list
Attach the current client timestamp, and time since the information was monitored (relative_timestamp)
"""
file_names = []
last_seen_seq = seqnumber
system_info= {}
for path, dir, files in os.walk(config.PATH):
for name in files:
if name != 'current_sequence' and name != 'last_seen':
file_names.append(int(name))
file_current_sequence_number = open(config.PATH+'/current_sequence', 'r')
for seq in xrange(last_seen_seq+1, int(file_current_sequence_number.read()) +1):
path = config.PATH + '/'+str(seq)
if os.path.exists(path):
temp_file = open (config.PATH + '/'+str(seq), 'r')
value = ast.literal_eval(temp_file.read())
# Do not persist current_timestamp and relative_timestamp. They are calculated every time a request is received in order to account for newer calculations in case of network partitions.
value['relative_timestamp'] = config.get_current_system_timestamp()-value['monitored_timestamp']
system_info[str(seq)] = value
temp_file.close()
else:
print "[ERROR]: A file with sequence number not seen has been deleted:: ", seq
file_current_sequence_number.close()
write_last_seen_sequence_number(last_seen_seq)
#print system_info.items()
return system_info
def get_all_info_since(seqnumber):
"""
return all the information in the log file since the last seen seq number as a list
Attach the current client timestamp, and time since the information was monitored (relative_timestamp)
"""
last_seen_seq = seqnumber
system_info= {}
path = os.path.join(os.path.dirname(__file__), '../../log_shelf.db')
print path
s= shelve.open(str(path))
try:
# Once deleting seq numbers in logs are implemented, then check for sequence number limits
for seq in range(last_seen_seq+1, s['current_seq_number']+1):
print seq
if(str(seq) in s):
value = s[str(seq)]
# Do not persist current_timestamp and relative_timestamp. They are calculated every time a request is received in order to account for newer calculations in case of network partitions.
value['relative_timestamp'] = config.get_current_system_timestamp()-value['monitored_timestamp']
system_info[str(seq)] = value
finally:
s.close()
#config.update_last_seen_seq_number(last_seen_seq)
write_last_seen_sequence_number(last_seen_seq)
#print system_info.items()
return system_info
def get_all_info_since(seqnumber):
"""
return all the information in the log file since the last seen seq number as a list
Attach the current client timestamp, and time since the information was monitored (relative_timestamp)
"""
file_names = []
last_seen_seq = seqnumber
system_info = {}
for path, dir, files in os.walk(config.PATH):
for name in files:
if name != "current_sequence" and name != "last_seen":
file_names.append(int(name))
file_current_sequence_number = open(config.PATH + "/current_sequence", "r")
for seq in xrange(last_seen_seq + 1, int(file_current_sequence_number.read()) + 1):
path = config.PATH + "/" + str(seq)
if os.path.exists(path):
temp_file = open(config.PATH + "/" + str(seq), "r")
value = ast.literal_eval(temp_file.read())
# Do not persist current_timestamp and relative_timestamp. They are calculated every time a request is received in order to account for newer calculations in case of network partitions.
value["relative_timestamp"] = config.get_current_system_timestamp() - value["monitored_timestamp"]
system_info[str(seq)] = value
temp_file.close()
else:
print "[ERROR]: A file with sequence number not seen has been deleted:: ", seq
file_current_sequence_number.close()
write_last_seen_sequence_number(last_seen_seq)
# print system_info.items()
return system_info
