From 24496cd0b278352b44e9411d924185e306fa346b Mon Sep 17 00:00:00 2001
From: Christopher Speller <crspeller@gmail.com>
Date: Mon, 13 Mar 2017 16:43:00 -0400
Subject: Removing goamz (#5753)

---
 .../goamz/goamz/cloudfront/cloudfront.go           | 135 ---------------------
 1 file changed, 135 deletions(-)
 delete mode 100644 vendor/github.com/goamz/goamz/cloudfront/cloudfront.go

(limited to 'vendor/github.com/goamz/goamz/cloudfront/cloudfront.go')

diff --git a/vendor/github.com/goamz/goamz/cloudfront/cloudfront.go b/vendor/github.com/goamz/goamz/cloudfront/cloudfront.go
deleted file mode 100644
index 745060f1c..000000000
--- a/vendor/github.com/goamz/goamz/cloudfront/cloudfront.go
+++ /dev/null
@@ -1,135 +0,0 @@
-package cloudfront
-
-import (
-	"crypto"
-	"crypto/rand"
-	"crypto/rsa"
-	"crypto/sha1"
-	"encoding/base64"
-	"encoding/json"
-	"fmt"
-	"net/url"
-	"strconv"
-	"strings"
-	"time"
-)
-
-type CloudFront struct {
-	BaseURL   string
-	keyPairId string
-	key       *rsa.PrivateKey
-}
-
-var base64Replacer = strings.NewReplacer("=", "_", "+", "-", "/", "~")
-
-func New(baseurl string, key *rsa.PrivateKey, keyPairId string) *CloudFront {
-	return &CloudFront{
-		BaseURL:   baseurl,
-		keyPairId: keyPairId,
-		key:       key,
-	}
-}
-
-type epochTime struct {
-	EpochTime int64 `json:"AWS:EpochTime"`
-}
-
-type condition struct {
-	DateLessThan epochTime
-}
-
-type statement struct {
-	Resource  string
-	Condition condition
-}
-
-type policy struct {
-	Statement []statement
-}
-
-func buildPolicy(resource string, expireTime time.Time) ([]byte, error) {
-	p := &policy{
-		Statement: []statement{
-			statement{
-				Resource: resource,
-				Condition: condition{
-					DateLessThan: epochTime{
-						EpochTime: expireTime.Truncate(time.Millisecond).Unix(),
-					},
-				},
-			},
-		},
-	}
-
-	return json.Marshal(p)
-}
-
-func (cf *CloudFront) generateSignature(policy []byte) (string, error) {
-	hash := sha1.New()
-	if _, err := hash.Write(policy); err != nil {
-		return "", err
-	}
-
-	hashed := hash.Sum(nil)
-
-	signed, err := rsa.SignPKCS1v15(rand.Reader, cf.key, crypto.SHA1, hashed)
-	if err != nil {
-		return "", err
-	}
-
-	encoded := base64Replacer.Replace(base64.StdEncoding.EncodeToString(signed))
-
-	return encoded, nil
-}
-
-// Creates a signed url using RSAwithSHA1 as specified by
-// http://docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/private-content-creating-signed-url-canned-policy.html#private-content-canned-policy-creating-signature
-func (cf *CloudFront) CannedSignedURL(path, queryString string, expires time.Time) (string, error) {
-	resource := cf.BaseURL + path
-	if queryString != "" {
-		resource = path + "?" + queryString
-	}
-
-	policy, err := buildPolicy(resource, expires)
-	if err != nil {
-		return "", err
-	}
-
-	signature, err := cf.generateSignature(policy)
-	if err != nil {
-		return "", err
-	}
-
-	// TOOD: Do this once
-	uri, err := url.Parse(cf.BaseURL)
-	if err != nil {
-		return "", err
-	}
-
-	uri.RawQuery = queryString
-	if queryString != "" {
-		uri.RawQuery += "&"
-	}
-
-	expireTime := expires.Truncate(time.Millisecond).Unix()
-
-	uri.Path = path
-	uri.RawQuery += fmt.Sprintf("Expires=%d&Signature=%s&Key-Pair-Id=%s", expireTime, signature, cf.keyPairId)
-
-	return uri.String(), nil
-}
-
-func (cloudfront *CloudFront) SignedURL(path, querystrings string, expires time.Time) string {
-	policy := `{"Statement":[{"Resource":"` + path + "?" + querystrings + `,"Condition":{"DateLessThan":{"AWS:EpochTime":` + strconv.FormatInt(expires.Truncate(time.Millisecond).Unix(), 10) + `}}}]}`
-
-	hash := sha1.New()
-	hash.Write([]byte(policy))
-	b := hash.Sum(nil)
-	he := base64.StdEncoding.EncodeToString(b)
-
-	policySha1 := he
-
-	url := cloudfront.BaseURL + path + "?" + querystrings + "&Expires=" + strconv.FormatInt(expires.Unix(), 10) + "&Signature=" + policySha1 + "&Key-Pair-Id=" + cloudfront.keyPairId
-
-	return url
-}
-- 
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