%% WARNING: DO NOT EDIT, AUTO-GENERATED CODE! %% See https://github.com/aws-beam/aws-codegen for more details. %% @doc Amazon CloudFront KeyValueStore Service to View and Update Data in a %% KVS Resource -module(aws_cloudfront_keyvaluestore). -export([delete_key/4, delete_key/5, describe_key_value_store/2, describe_key_value_store/4, describe_key_value_store/5, get_key/3, get_key/5, get_key/6, list_keys/2, list_keys/4, list_keys/5, put_key/4, put_key/5, update_keys/3, update_keys/4]). -include_lib("hackney/include/hackney_lib.hrl"). %%==================================================================== %% API %%==================================================================== %% @doc Deletes the key value pair specified by the key. delete_key(Client, Key, KvsARN, Input) -> delete_key(Client, Key, KvsARN, Input, []). delete_key(Client, Key, KvsARN, Input0, Options0) -> Method = delete, Path = ["/key-value-stores/", aws_util:encode_uri(KvsARN), "/keys/", aws_util:encode_uri(Key), ""], SuccessStatusCode = 200, Options = [{send_body_as_binary, false}, {receive_body_as_binary, false}, {append_sha256_content_hash, false} | Options0], HeadersMapping = [ {<<"If-Match">>, <<"IfMatch">>} ], {Headers, Input1} = aws_request:build_headers(HeadersMapping, Input0), CustomHeaders = [], Input2 = Input1, Query_ = [], Input = Input2, case request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode) of {ok, Body0, {_, ResponseHeaders, _} = Response} -> ResponseHeadersParams = [ {<<"ETag">>, <<"ETag">>} ], FoldFun = fun({Name_, Key_}, Acc_) -> case lists:keyfind(Name_, 1, ResponseHeaders) of false -> Acc_; {_, Value_} -> Acc_#{Key_ => Value_} end end, Body = lists:foldl(FoldFun, Body0, ResponseHeadersParams), {ok, Body, Response}; Result -> Result end. %% @doc Returns metadata information about Key Value Store. describe_key_value_store(Client, KvsARN) when is_map(Client) -> describe_key_value_store(Client, KvsARN, #{}, #{}). describe_key_value_store(Client, KvsARN, QueryMap, HeadersMap) when is_map(Client), is_map(QueryMap), is_map(HeadersMap) -> describe_key_value_store(Client, KvsARN, QueryMap, HeadersMap, []). describe_key_value_store(Client, KvsARN, QueryMap, HeadersMap, Options0) when is_map(Client), is_map(QueryMap), is_map(HeadersMap), is_list(Options0) -> Path = ["/key-value-stores/", aws_util:encode_uri(KvsARN), ""], SuccessStatusCode = 200, Options = [{send_body_as_binary, false}, {receive_body_as_binary, false} | Options0], Headers = [], Query_ = [], case request(Client, get, Path, Query_, Headers, undefined, Options, SuccessStatusCode) of {ok, Body0, {_, ResponseHeaders, _} = Response} -> ResponseHeadersParams = [ {<<"ETag">>, <<"ETag">>} ], FoldFun = fun({Name_, Key_}, Acc_) -> case lists:keyfind(Name_, 1, ResponseHeaders) of false -> Acc_; {_, Value_} -> Acc_#{Key_ => Value_} end end, Body = lists:foldl(FoldFun, Body0, ResponseHeadersParams), {ok, Body, Response}; Result -> Result end. %% @doc Returns a key value pair. get_key(Client, Key, KvsARN) when is_map(Client) -> get_key(Client, Key, KvsARN, #{}, #{}). get_key(Client, Key, KvsARN, QueryMap, HeadersMap) when is_map(Client), is_map(QueryMap), is_map(HeadersMap) -> get_key(Client, Key, KvsARN, QueryMap, HeadersMap, []). get_key(Client, Key, KvsARN, QueryMap, HeadersMap, Options0) when is_map(Client), is_map(QueryMap), is_map(HeadersMap), is_list(Options0) -> Path = ["/key-value-stores/", aws_util:encode_uri(KvsARN), "/keys/", aws_util:encode_uri(Key), ""], SuccessStatusCode = 200, Options = [{send_body_as_binary, false}, {receive_body_as_binary, false} | Options0], Headers = [], Query_ = [], request(Client, get, Path, Query_, Headers, undefined, Options, SuccessStatusCode). %% @doc Returns a list of key value pairs. list_keys(Client, KvsARN) when is_map(Client) -> list_keys(Client, KvsARN, #{}, #{}). list_keys(Client, KvsARN, QueryMap, HeadersMap) when is_map(Client), is_map(QueryMap), is_map(HeadersMap) -> list_keys(Client, KvsARN, QueryMap, HeadersMap, []). list_keys(Client, KvsARN, QueryMap, HeadersMap, Options0) when is_map(Client), is_map(QueryMap), is_map(HeadersMap), is_list(Options0) -> Path = ["/key-value-stores/", aws_util:encode_uri(KvsARN), "/keys"], SuccessStatusCode = 200, Options = [{send_body_as_binary, false}, {receive_body_as_binary, false} | Options0], Headers = [], Query0_ = [ {<<"MaxResults">>, maps:get(<<"MaxResults">>, QueryMap, undefined)}, {<<"NextToken">>, maps:get(<<"NextToken">>, QueryMap, undefined)} ], Query_ = [H || {_, V} = H <- Query0_, V =/= undefined], request(Client, get, Path, Query_, Headers, undefined, Options, SuccessStatusCode). %% @doc Creates a new key value pair or replaces the value of an existing %% key. put_key(Client, Key, KvsARN, Input) -> put_key(Client, Key, KvsARN, Input, []). put_key(Client, Key, KvsARN, Input0, Options0) -> Method = put, Path = ["/key-value-stores/", aws_util:encode_uri(KvsARN), "/keys/", aws_util:encode_uri(Key), ""], SuccessStatusCode = 200, Options = [{send_body_as_binary, false}, {receive_body_as_binary, false}, {append_sha256_content_hash, false} | Options0], HeadersMapping = [ {<<"If-Match">>, <<"IfMatch">>} ], {Headers, Input1} = aws_request:build_headers(HeadersMapping, Input0), CustomHeaders = [], Input2 = Input1, Query_ = [], Input = Input2, case request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode) of {ok, Body0, {_, ResponseHeaders, _} = Response} -> ResponseHeadersParams = [ {<<"ETag">>, <<"ETag">>} ], FoldFun = fun({Name_, Key_}, Acc_) -> case lists:keyfind(Name_, 1, ResponseHeaders) of false -> Acc_; {_, Value_} -> Acc_#{Key_ => Value_} end end, Body = lists:foldl(FoldFun, Body0, ResponseHeadersParams), {ok, Body, Response}; Result -> Result end. %% @doc Puts or Deletes multiple key value pairs in a single, all-or-nothing %% operation. update_keys(Client, KvsARN, Input) -> update_keys(Client, KvsARN, Input, []). update_keys(Client, KvsARN, Input0, Options0) -> Method = post, Path = ["/key-value-stores/", aws_util:encode_uri(KvsARN), "/keys"], SuccessStatusCode = 200, Options = [{send_body_as_binary, false}, {receive_body_as_binary, false}, {append_sha256_content_hash, false} | Options0], HeadersMapping = [ {<<"If-Match">>, <<"IfMatch">>} ], {Headers, Input1} = aws_request:build_headers(HeadersMapping, Input0), CustomHeaders = [], Input2 = Input1, Query_ = [], Input = Input2, case request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode) of {ok, Body0, {_, ResponseHeaders, _} = Response} -> ResponseHeadersParams = [ {<<"ETag">>, <<"ETag">>} ], FoldFun = fun({Name_, Key_}, Acc_) -> case lists:keyfind(Name_, 1, ResponseHeaders) of false -> Acc_; {_, Value_} -> Acc_#{Key_ => Value_} end end, Body = lists:foldl(FoldFun, Body0, ResponseHeadersParams), {ok, Body, Response}; Result -> Result end. %%==================================================================== %% Internal functions %%==================================================================== -spec request(aws_client:aws_client(), atom(), iolist(), list(), list(), map() | undefined, list(), pos_integer() | undefined) -> {ok, {integer(), list()}} | {ok, Result, {integer(), list(), hackney:client()}} | {error, Error, {integer(), list(), hackney:client()}} | {error, term()} when Result :: map(), Error :: map(). request(Client, Method, Path, Query, Headers0, Input, Options, SuccessStatusCode) -> RequestFun = fun() -> do_request(Client, Method, Path, Query, Headers0, Input, Options, SuccessStatusCode) end, aws_request:request(RequestFun, Options). do_request(Client, Method, Path, Query, Headers0, Input, Options, SuccessStatusCode) -> Client1 = Client#{service => <<"cloudfront-keyvaluestore">>}, Host = build_host(<<"cloudfront-keyvaluestore">>, Client1), URL0 = build_url(Host, Path, Client1), URL = aws_request:add_query(URL0, Query), AdditionalHeaders1 = [ {<<"Host">>, Host} , {<<"Content-Type">>, <<"application/x-amz-json-1.1">>} ], Payload = case proplists:get_value(send_body_as_binary, Options) of true -> maps:get(<<"Body">>, Input, <<"">>); false -> encode_payload(Input) end, AdditionalHeaders = case proplists:get_value(append_sha256_content_hash, Options, false) of true -> add_checksum_hash_header(AdditionalHeaders1, Payload); false -> AdditionalHeaders1 end, Headers1 = aws_request:add_headers(AdditionalHeaders, Headers0), MethodBin = aws_request:method_to_binary(Method), SignedHeaders = aws_request:sign_request(Client1, MethodBin, URL, Headers1, Payload), Response = hackney:request(Method, URL, SignedHeaders, Payload, Options), DecodeBody = not proplists:get_value(receive_body_as_binary, Options), handle_response(Response, SuccessStatusCode, DecodeBody). add_checksum_hash_header(Headers, Body) -> [ {<<"X-Amz-CheckSum-SHA256">>, base64:encode(crypto:hash(sha256, Body))} | Headers ]. handle_response({ok, StatusCode, ResponseHeaders}, SuccessStatusCode, _DecodeBody) when StatusCode =:= 200; StatusCode =:= 202; StatusCode =:= 204; StatusCode =:= 206; StatusCode =:= SuccessStatusCode -> {ok, {StatusCode, ResponseHeaders}}; handle_response({ok, StatusCode, ResponseHeaders}, _, _DecodeBody) -> {error, {StatusCode, ResponseHeaders}}; handle_response({ok, StatusCode, ResponseHeaders, Client}, SuccessStatusCode, DecodeBody) when StatusCode =:= 200; StatusCode =:= 202; StatusCode =:= 204; StatusCode =:= 206; StatusCode =:= SuccessStatusCode -> case hackney:body(Client) of {ok, <<>>} when StatusCode =:= 200; StatusCode =:= SuccessStatusCode -> {ok, #{}, {StatusCode, ResponseHeaders, Client}}; {ok, Body} -> Result = case DecodeBody of true -> try jsx:decode(Body) catch Error:Reason:Stack -> erlang:raise(error, {body_decode_failed, Error, Reason, StatusCode, Body}, Stack) end; false -> #{<<"Body">> => Body} end, {ok, Result, {StatusCode, ResponseHeaders, Client}} end; handle_response({ok, StatusCode, _ResponseHeaders, _Client}, _, _DecodeBody) when StatusCode =:= 503 -> %% Retriable error if retries are enabled {error, service_unavailable}; handle_response({ok, StatusCode, ResponseHeaders, Client}, _, _DecodeBody) -> {ok, Body} = hackney:body(Client), try DecodedError = jsx:decode(Body), {error, DecodedError, {StatusCode, ResponseHeaders, Client}} catch Error:Reason:Stack -> erlang:raise(error, {body_decode_failed, Error, Reason, StatusCode, Body}, Stack) end; handle_response({error, Reason}, _, _DecodeBody) -> {error, Reason}. build_host(_EndpointPrefix, #{region := <<"local">>, endpoint := Endpoint}) -> Endpoint; build_host(_EndpointPrefix, #{region := <<"local">>}) -> <<"localhost">>; build_host(EndpointPrefix, #{region := Region, endpoint := Endpoint}) -> aws_util:binary_join([EndpointPrefix, Region, Endpoint], <<".">>). build_url(Host, Path0, Client) -> Proto = aws_client:proto(Client), Path = erlang:iolist_to_binary(Path0), Port = aws_client:port(Client), aws_util:binary_join([Proto, <<"://">>, Host, <<":">>, Port, Path], <<"">>). -spec encode_payload(undefined | map()) -> binary(). encode_payload(undefined) -> <<>>; encode_payload(Input) -> jsx:encode(Input).