openstack/swift
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docs: Clean up proxy logging docs

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Change-Id: I6ef909e826d3901f24d3c42a78d2ab1e4e47bb64
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Tim Burke 2023-08-04 11:30:42 -07:00
parent 95a2c71f23
commit 0c9b545ea7
3 changed files with 18 additions and 10 deletions
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6
doc/source/logs.rst
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@ -37,7 +37,7 @@ The default log format is::
Some keywords, signaled by the (anonymizable) flag, can be anonymized by Some keywords, signaled by the (anonymizable) flag, can be anonymized by
using the transformer 'anonymized'. The data are applied the hashing method of using the transformer 'anonymized'. The data are applied the hashing method of
`log_anonymization_method` and an optional salt `log_anonymization_salt`. ``log_anonymization_method`` and an optional salt ``log_anonymization_salt``.
Some keywords, signaled by the (timestamp) flag, can be converted to standard Some keywords, signaled by the (timestamp) flag, can be converted to standard
dates formats using the matching transformers: 'datetime', 'asctime' or dates formats using the matching transformers: 'datetime', 'asctime' or
@ -46,7 +46,9 @@ seconds, milliseconds, microseconds and nanoseconds. Python's strftime
directives can also be used as tranformers (a, A, b, B, c, d, H, I, j, m, M, p, directives can also be used as tranformers (a, A, b, B, c, d, H, I, j, m, M, p,
S, U, w, W, x, X, y, Y, Z). S, U, w, W, x, X, y, Y, Z).
Example {client_ip.anonymized} {remote_addr.anonymized} {start_time.iso8601} Example::
{client_ip.anonymized} {remote_addr.anonymized} {start_time.iso8601}
{end_time.H}:{end_time.M} {method} acc:{account} cnt:{container} {end_time.H}:{end_time.M} {method} acc:{account} cnt:{container}
obj:{object.anonymized} obj:{object.anonymized}

3
etc/proxy-server.conf-sample
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@ -1028,7 +1028,8 @@ use = egg:swift#proxy_logging
# log_anonymization_salt = # log_anonymization_salt =
# #
# Template used to format access logs. All words surrounded by curly brackets # Template used to format access logs. All words surrounded by curly brackets
# will be substituted with the appropriate values # will be substituted with the appropriate values. For more information, see
# https://docs.openstack.org/swift/latest/logs.html
# log_msg_template = {client_ip} {remote_addr} {end_time.datetime} {method} {path} {protocol} {status_int} {referer} {user_agent} {auth_token} {bytes_recvd} {bytes_sent} {client_etag} {transaction_id} {headers} {request_time} {source} {log_info} {start_time} {end_time} {policy_index} # log_msg_template = {client_ip} {remote_addr} {end_time.datetime} {method} {path} {protocol} {status_int} {referer} {user_agent} {auth_token} {bytes_recvd} {bytes_sent} {client_etag} {transaction_id} {headers} {request_time} {source} {log_info} {start_time} {end_time} {policy_index}
# Note: Put before both ratelimit and auth in the pipeline. # Note: Put before both ratelimit and auth in the pipeline.

7
swift/common/middleware/proxy_logging.py
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@ -19,7 +19,7 @@ Logging middleware for the Swift proxy.
This serves as both the default logging implementation and an example of how This serves as both the default logging implementation and an example of how
to plug in your own logging format/method. to plug in your own logging format/method.
The logging format implemented below is as follows: The logging format implemented below is as follows::
client_ip remote_addr end_time.datetime method path protocol client_ip remote_addr end_time.datetime method path protocol
status_int referer user_agent auth_token bytes_recvd bytes_sent status_int referer user_agent auth_token bytes_recvd bytes_sent
@ -49,6 +49,11 @@ be separated with a simple .split()
* Values that are missing (e.g. due to a header not being present) or zero * Values that are missing (e.g. due to a header not being present) or zero
are generally represented by a single hyphen ('-'). are generally represented by a single hyphen ('-').
.. note::
The message format may be configured using the ``log_msg_template`` option,
allowing fields to be added, removed, re-ordered, and even anonymized. For
more information, see https://docs.openstack.org/swift/latest/logs.html
The proxy-logging can be used twice in the proxy server's pipeline when there The proxy-logging can be used twice in the proxy server's pipeline when there
is middleware installed that can return custom responses that don't follow the is middleware installed that can return custom responses that don't follow the
standard pipeline to the proxy server. standard pipeline to the proxy server.