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| author | Alex Auvolat <alex@adnab.me> | 2023-01-11 12:03:17 +0100 |
|---|---|---|
| committer | Alex Auvolat <alex@adnab.me> | 2023-01-11 12:03:17 +0100 |
| commit | ba384e61c0951036b0c4fb394011f3498abf67ca (patch) | |
| tree | 1530807dbf076c0834cd9bd391bee5a2a21f1a58 /doc/drafts/k2v-spec.md | |
| parent | 09a3dad0f2c1641e4e300809dbdb3599b32efc03 (diff) | |
| download | garage-ba384e61c0951036b0c4fb394011f3498abf67ca.tar.gz garage-ba384e61c0951036b0c4fb394011f3498abf67ca.zip | |
PollRange: return immediately if no seen marker is provided
Diffstat (limited to 'doc/drafts/k2v-spec.md')
| -rw-r--r-- | doc/drafts/k2v-spec.md | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/drafts/k2v-spec.md b/doc/drafts/k2v-spec.md index a335aee3..b3c79c08 100644 --- a/doc/drafts/k2v-spec.md +++ b/doc/drafts/k2v-spec.md @@ -723,6 +723,13 @@ The query body is a JSON object consisting of the following fields: The timeout can be set to any number of seconds, with a maximum of 600 seconds (10 minutes). +If no seen marker is known by the caller, it can do a PollRange call +without specifying `seenMarker`. In this case, the PollRange call will +complete immediately, and return the current content of the range (which +can be empty) and a seen marker to be used in further PollRange calls. This +is the only case in which PollRange might return an HTTP 200 with an empty +set of items. + The response is either: - A HTTP 304 NOT MODIFIED response with an empty body, if the timeout expired and no changes occurred |