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Respond 412 Precondition Failed if required headers are missing #80

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Respond 412 Precondition Failed if required headers are missing
May 6, 2016
df04f39
Add myself to list of authors
bhstahl May 7, 2016
4da96f1
[Version] Minor bump to 1.1.0
bhstahl May 7, 2016
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10 changes: 8 additions & 2 deletions protocol.md
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Original file line number Diff line number Diff line change
@@ -1,11 +1,11 @@
# tus resumable upload protocol

**Version:** 1.0.0 ([SemVer](http://semver.org))<br>
**Version:** 1.1.0 ([SemVer](http://semver.org))<br>
**Date:** 2016-03-25<br>
**Authors:** [Felix Geisendörfer](https://twitter.com/felixge), [Kevin van
Zonneveld](https://twitter.com/kvz), [Tim Koschützki](https://twitter.com/tim_kos),
[Naren Venkataraman](https://github.com/vayam), [Marius
Kleidl](https://twitter.com/Acconut_)<br>
Kleidl](https://twitter.com/Acconut_), [Ben Stahl](https://github.com/bhstahl)<br>
**Collaborators**:
[Bruno de Carvalho](https://github.com/biasedbit),
[James Butler](https://github.com/sandfox),
Expand Down Expand Up @@ -210,6 +210,9 @@ bytes contained in the message at the given offset specified by the
`Upload-Offset` header. All `PATCH` requests MUST use
`Content-Type: application/offset+octet-stream`.

If the `Upload-Offset` or `Content-Type` headers are invalid or missing from the
request, the Server MUST return `412 Precondition Failed`.

The `Upload-Offset` header's value MUST be equal to the current offset of the
resource. In order to achieve parallel upload the
[Concatenation](#concatenation) extension MAY be used. If the offsets do not
Expand Down Expand Up @@ -338,6 +341,9 @@ Once set the length MUST NOT be changed. As long as the length of the upload is
not known, the Server MUST set `Upload-Defer-Length: 1` in all responses to
`HEAD` requests.

If the `Upload-Length` or `Upload-Defer-Length` headers are missing from the
request, the Server MUST return `412 Precondition Failed`.

If the Server supports deferring length, it MUST add `creation-defer-length` to
the `Tus-Extension` header.

Expand Down