66 lines
1.3 KiB
66 lines
1.3 KiB
9 years ago
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import os
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import time
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class Logger(object):
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def __init__(self, root, init_data):
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self.root = root
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self.init_data = init_data
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self.part = None
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self.data_dir = None
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self.cur_dir = None
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self.log_file = None
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self.started = False
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self.log_path = None
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self.lock_path = None
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self.log_file = None
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def open(self):
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self.data_dir = self.cur_dir + "--" + str(self.part)
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try:
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os.makedirs(self.data_dir)
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except OSError:
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pass
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self.log_path = os.path.join(self.data_dir, "rlog")
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self.lock_path = self.log_path + ".lock"
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open(self.lock_path, "wb").close()
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self.log_file = open(self.log_path, "wb")
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self.log_file.write(self.init_data)
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def start(self):
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self.part = 0
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self.cur_dir = self.root + time.strftime("%Y-%m-%d--%H-%M-%S")
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self.open()
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self.started = True
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return self.data_dir, self.part
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def stop(self):
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if not self.started:
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return
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self.log_file.close()
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os.unlink(self.lock_path)
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self.started = False
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def rotate(self):
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old_lock_path = self.lock_path
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old_log_file = self.log_file
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self.part += 1
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self.open()
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old_log_file.close()
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os.unlink(old_lock_path)
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return self.data_dir, self.part
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def log_data(self, d):
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if not self.started:
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return
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self.log_file.write(d)
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