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Add x-amz-checksum headers on put_object #256

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Add x-amz-checksum headers on put_object #256

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487f2a4
Calculate content hash on put_object
crbelaus Apr 16, 2024
bd00742
Allow requesting checksum from head_object
crbelaus Apr 16, 2024
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19 changes: 17 additions & 2 deletions lib/ex_aws/s3.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -848,13 +848,21 @@ defmodule ExAws.S3 do
| {:if_unmodified_since, binary}
| {:if_match, binary}
| {:if_none_match, binary}
| {:x_amz_checksum_mode, binary}
@type head_object_opts :: [head_object_opt]

@doc "Determine if an object exists"
@spec head_object(bucket :: binary, object :: binary) :: ExAws.Operation.S3.t()
@spec head_object(bucket :: binary, object :: binary, opts :: head_object_opts) ::
ExAws.Operation.S3.t()
@request_headers [:range, :if_modified_since, :if_unmodified_since, :if_match, :if_none_match]
@request_headers [
:range,
:if_modified_since,
:if_unmodified_since,
:if_match,
:if_none_match,
:x_amz_checksum_mode
]
def head_object(bucket, object, opts \\ []) do
opts = opts |> Map.new()

Expand Down Expand Up @@ -939,7 +947,14 @@ defmodule ExAws.S3 do
@spec put_object(bucket :: binary, object :: binary, body :: binary, opts :: put_object_opts) ::
ExAws.Operation.S3.t()
def put_object(bucket, object, body, opts \\ []) do
request(:put, bucket, object, body: body, headers: put_object_headers(opts))
{ct, content_hash} = calculate_content_hash(body)

headers =
opts
|> put_object_headers()
|> Map.merge(%{ct => content_hash})

request(:put, bucket, object, body: body, headers: headers)
end

@doc "Create or update an object's access control policy"
Expand Down