def test_read_new_lines(self):
tail = FileTail(filename=self.test_log)
# write messages and read them
for i in xrange(10):
line = "this is %s line" % i
self.write_log(line)
new_lines = tail.readlines()
assert_that(new_lines, has_length(1))
assert_that(new_lines.pop(), equal_to(line))
def test_read_new_lines(self):
tail = FileTail(filename=self.test_log)
# write messages and read them
for i in xrange(10):
line = "this is %s line" % i
self.write_log(line)
new_lines = tail.readlines()
assert_that(new_lines, has_length(1))
assert_that(new_lines.pop(), equal_to(line))
def test_cache_offset(self):
tail = FileTail(filename=self.test_log)
self.write_log('something')
tail.readlines()
old_offset = tail._offset
# del tail object
del tail
# create new
tail = FileTail(filename=self.test_log)
assert_that(tail._offset, equal_to(old_offset))
def test_rotate(self):
tail = FileTail(filename=self.test_log)
# rotate it
os.rename(self.test_log, self.test_log_rotated)
# write something in a new one
self.write_log("from a new file")
# read tail and get two lines
new_lines = tail.readlines()
assert_that(new_lines, has_length(1))
assert_that(new_lines, equal_to(['from a new file']))
def test_rotate(self):
tail = FileTail(filename=self.test_log)
# rotate it
os.rename(self.test_log, self.test_log_rotated)
# write something in a new one
self.write_log("from a new file")
# read tail and get two lines
new_lines = tail.readlines()
assert_that(new_lines, has_length(1))
assert_that(new_lines, equal_to(['from a new file']))
def test_no_new_lines(self):
# check one new line
tail = FileTail(filename=self.test_log)
self.write_log('something')
new_lines = tail.readlines()
assert_that(new_lines, has_length(1))
# check no new lines
new_lines = tail.readlines()
assert_that(new_lines, has_length(0))
# and check again one new line
tail = FileTail(filename=self.test_log)
self.write_log('something')
new_lines = tail.readlines()
assert_that(new_lines, has_length(1))
def __init__(self,
filename=None,
level=None,
log_format=None,
tail=None,
**kwargs):
super(NginxErrorLogsCollector, self).__init__(**kwargs)
self.filename = filename
self.level = level
self.parser = NginxErrorLogParser()
self.tail = tail if tail is not None else FileTail(filename)
def __init__(self, filename=None, log_format=None, tail=None, **kwargs):
super(NginxAccessLogsCollector, self).__init__(**kwargs)
self.filename = filename
self.parser = NginxAccessLogParser(log_format)
self.tail = tail if tail is not None else FileTail(filename)
self.filters = []
# skip empty filters and filters for other log file
for log_filter in self.object.filters:
if log_filter.empty:
continue
if log_filter.filename and log_filter.filename != self.filename:
continue
self.filters.append(log_filter)
def test_cache_offset(self):
tail = FileTail(filename=self.test_log)
self.write_log('something')
tail.readlines()
old_offset = tail._offset
# del tail object
del tail
# create new
tail = FileTail(filename=self.test_log)
assert_that(tail._offset, equal_to(old_offset))
def test_no_new_lines(self):
# check one new line
tail = FileTail(filename=self.test_log)
self.write_log('something')
new_lines = tail.readlines()
assert_that(new_lines, has_length(1))
# check no new lines
new_lines = tail.readlines()
assert_that(new_lines, has_length(0))
# and check again one new line
tail = FileTail(filename=self.test_log)
self.write_log('something')
new_lines = tail.readlines()
assert_that(new_lines, has_length(1))
