class Logger:
def __init__(self, docker_client):
self.docker = docker_client
self.reporter = Reporter(self.docker)
# keep the last read log line for each container
# workaround because of the problem with log streaming
self.state = {}
"""Fetches the logs and sends them to the broker"""
def read_logs(self, log_filter):
self.reporter.connect()
while True:
time.sleep(10)
for container in self.docker.containers():
container_id = container["Id"].encode('ascii', 'ignore')
if not self.state.has_key(container_id):
self.state[container_id] = 0
if not "tsp-mooc-" in container["Image"]:
for log in self.docker.logs(
container=container["Id"], timestamps=True).split(
'\n')[self.state[container_id]:]:
print log
if log_filter in log:
self.reporter.report(
Event("mooc", log[31:], container["Image"],
log[:30]))
self.state[container_id] = self.state[container_id] + 1
