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https://issues.apache.org/jira/browse/HDDS-13920?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chu Cheng Li updated HDDS-13920:
--------------------------------
Description:
See release 2.37.0 (Add conditional writes in CopyObject on destination key to
prevent unintended object modifications.
----
h4. Headers
h5. If-Match: <etag> - Returns object only if ETag matches
- Returns `412 Precondition Failed` if ETag doesn't match
h5. If-None-Match: <etag> - Returns object only if ETag doesn't match
- Returns `304 Not Modified` if ETag matches
h5. If-Modified-Since: <timestamp> - Returns object only if modified after
timestamp
- Returns `304 Not Modified` if not modified
h5. If-Unmodified-Since: <timestamp> - Returns object only if not modified
since timestamp
- Returns `412 Precondition Failed` if modified
h4. Evaluation Order
1. If-Match is evaluated first
2. If-Unmodified-Since is evaluated next
3. If-None-Match is evaluated
4. If-Modified-Since is evaluated last
If multiple conditions are present, they must all be satisfied.
h4. Error Codes
- 304 Not Modified - For If-None-Match and If-Modified-Since failures (cache
hits)
- 412 Precondition Failed - For If-Match and If-Unmodified-Since failures
was:
See release 2.37.0 (Add conditional writes in CopyObject on destination key to
prevent unintended object modifications.
----
h4. Headers
h5. If-Match: <etag> - Returns object only if ETag matches
- Returns `412 Precondition Failed` if ETag doesn't match
h5. If-None-Match: <etag> - Returns object only if ETag doesn't match
- Returns `304 Not Modified` if ETag matches
h5. If-Modified-Since: <timestamp> - Returns object only if modified after
timestamp
- Returns `304 Not Modified` if not modified
h5. If-Unmodified-Since: <timestamp> - Returns object only if not modified
since timestamp
- Returns `412 Precondition Failed` if modified
h4. Evaluation Order
1. If-Match is evaluated first
2. If-Unmodified-Since is evaluated next
3. If-None-Match is evaluated
4. If-Modified-Since is evaluated last
If multiple conditions are present, they must all be satisfied.
h4. Error Codes
- *{*}304 Not Modified{*}* - For If-None-Match and If-Modified-Since failures
(cache hits)
- *{*}412 Precondition Failed{*}* - For If-Match and If-Unmodified-Since
failures
> Conditional Reads (GetObject, HeadObject)
> -----------------------------------------
>
> Key: HDDS-13920
> URL: https://issues.apache.org/jira/browse/HDDS-13920
> Project: Apache Ozone
> Issue Type: Sub-task
> Components: Ozone Manager, s3gateway
> Reporter: Chu Cheng Li
> Assignee: Chu Cheng Li
> Priority: Major
>
> See release 2.37.0 (Add conditional writes in CopyObject on destination key
> to prevent unintended object modifications.
> ----
> h4. Headers
> h5. If-Match: <etag> - Returns object only if ETag matches
> - Returns `412 Precondition Failed` if ETag doesn't match
> h5. If-None-Match: <etag> - Returns object only if ETag doesn't match
> - Returns `304 Not Modified` if ETag matches
> h5. If-Modified-Since: <timestamp> - Returns object only if modified after
> timestamp
> - Returns `304 Not Modified` if not modified
> h5. If-Unmodified-Since: <timestamp> - Returns object only if not modified
> since timestamp
> - Returns `412 Precondition Failed` if modified
> h4. Evaluation Order
> 1. If-Match is evaluated first
> 2. If-Unmodified-Since is evaluated next
> 3. If-None-Match is evaluated
> 4. If-Modified-Since is evaluated last
> If multiple conditions are present, they must all be satisfied.
> h4. Error Codes
> - 304 Not Modified - For If-None-Match and If-Modified-Since failures (cache
> hits)
> - 412 Precondition Failed - For If-Match and If-Unmodified-Since failures
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