1// Package ec2query provides serialization of AWS EC2 requests and responses.
2package ec2query
3
4//go:generate go run -tags codegen ../../../private/model/cli/gen-protocol-tests ../../../models/protocol_tests/input/ec2.json build_test.go
5
6import (
7	"net/url"
8
9	"github.com/aws/aws-sdk-go/aws/awserr"
10	"github.com/aws/aws-sdk-go/aws/request"
11	"github.com/aws/aws-sdk-go/private/protocol/query/queryutil"
12)
13
14// BuildHandler is a named request handler for building ec2query protocol requests
15var BuildHandler = request.NamedHandler{Name: "awssdk.ec2query.Build", Fn: Build}
16
17// Build builds a request for the EC2 protocol.
18func Build(r *request.Request) {
19	body := url.Values{
20		"Action":  {r.Operation.Name},
21		"Version": {r.ClientInfo.APIVersion},
22	}
23	if err := queryutil.Parse(body, r.Params, true); err != nil {
24		r.Error = awserr.New(request.ErrCodeSerialization,
25			"failed encoding EC2 Query request", err)
26	}
27
28	if !r.IsPresigned() {
29		r.HTTPRequest.Method = "POST"
30		r.HTTPRequest.Header.Set("Content-Type", "application/x-www-form-urlencoded; charset=utf-8")
31		r.SetBufferBody([]byte(body.Encode()))
32	} else { // This is a pre-signed request
33		r.HTTPRequest.Method = "GET"
34		r.HTTPRequest.URL.RawQuery = body.Encode()
35	}
36}
37