Vendor dependencies with dep
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Alexander Neumann
parent
df8a5792f1
commit
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1691 changed files with 466360 additions and 0 deletions
274
vendor/github.com/minio/minio-go/pkg/s3utils/utils.go
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vendored
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274
vendor/github.com/minio/minio-go/pkg/s3utils/utils.go
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/*
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* Minio Go Library for Amazon S3 Compatible Cloud Storage (C) 2016 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package s3utils
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import (
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"bytes"
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"encoding/hex"
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"errors"
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"net"
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"net/url"
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"regexp"
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"sort"
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"strings"
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"unicode/utf8"
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)
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// Sentinel URL is the default url value which is invalid.
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var sentinelURL = url.URL{}
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// IsValidDomain validates if input string is a valid domain name.
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func IsValidDomain(host string) bool {
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// See RFC 1035, RFC 3696.
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host = strings.TrimSpace(host)
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if len(host) == 0 || len(host) > 255 {
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return false
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}
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// host cannot start or end with "-"
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if host[len(host)-1:] == "-" || host[:1] == "-" {
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return false
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}
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// host cannot start or end with "_"
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if host[len(host)-1:] == "_" || host[:1] == "_" {
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return false
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}
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// host cannot start or end with a "."
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if host[len(host)-1:] == "." || host[:1] == "." {
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return false
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}
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// All non alphanumeric characters are invalid.
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if strings.ContainsAny(host, "`~!@#$%^&*()+={}[]|\\\"';:><?/") {
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return false
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}
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// No need to regexp match, since the list is non-exhaustive.
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// We let it valid and fail later.
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return true
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}
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// IsValidIP parses input string for ip address validity.
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func IsValidIP(ip string) bool {
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return net.ParseIP(ip) != nil
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}
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// IsVirtualHostSupported - verifies if bucketName can be part of
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// virtual host. Currently only Amazon S3 and Google Cloud Storage
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// would support this.
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func IsVirtualHostSupported(endpointURL url.URL, bucketName string) bool {
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if endpointURL == sentinelURL {
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return false
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}
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// bucketName can be valid but '.' in the hostname will fail SSL
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// certificate validation. So do not use host-style for such buckets.
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if endpointURL.Scheme == "https" && strings.Contains(bucketName, ".") {
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return false
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}
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// Return true for all other cases
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return IsAmazonEndpoint(endpointURL) || IsGoogleEndpoint(endpointURL)
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}
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// IsAmazonEndpoint - Match if it is exactly Amazon S3 endpoint.
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func IsAmazonEndpoint(endpointURL url.URL) bool {
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if IsAmazonChinaEndpoint(endpointURL) {
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return true
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}
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if IsAmazonGovCloudEndpoint(endpointURL) {
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return true
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}
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return endpointURL.Host == "s3.amazonaws.com"
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}
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// IsAmazonGovCloudEndpoint - Match if it is exactly Amazon S3 GovCloud endpoint.
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func IsAmazonGovCloudEndpoint(endpointURL url.URL) bool {
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if endpointURL == sentinelURL {
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return false
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}
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return (endpointURL.Host == "s3-us-gov-west-1.amazonaws.com" ||
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IsAmazonFIPSGovCloudEndpoint(endpointURL))
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}
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// IsAmazonFIPSGovCloudEndpoint - Match if it is exactly Amazon S3 FIPS GovCloud endpoint.
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func IsAmazonFIPSGovCloudEndpoint(endpointURL url.URL) bool {
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if endpointURL == sentinelURL {
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return false
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}
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return endpointURL.Host == "s3-fips-us-gov-west-1.amazonaws.com"
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}
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// IsAmazonChinaEndpoint - Match if it is exactly Amazon S3 China endpoint.
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// Customers who wish to use the new Beijing Region are required
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// to sign up for a separate set of account credentials unique to
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// the China (Beijing) Region. Customers with existing AWS credentials
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// will not be able to access resources in the new Region, and vice versa.
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// For more info https://aws.amazon.com/about-aws/whats-new/2013/12/18/announcing-the-aws-china-beijing-region/
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func IsAmazonChinaEndpoint(endpointURL url.URL) bool {
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if endpointURL == sentinelURL {
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return false
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}
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return endpointURL.Host == "s3.cn-north-1.amazonaws.com.cn"
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}
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// IsGoogleEndpoint - Match if it is exactly Google cloud storage endpoint.
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func IsGoogleEndpoint(endpointURL url.URL) bool {
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if endpointURL == sentinelURL {
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return false
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}
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return endpointURL.Host == "storage.googleapis.com"
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}
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// Expects ascii encoded strings - from output of urlEncodePath
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func percentEncodeSlash(s string) string {
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return strings.Replace(s, "/", "%2F", -1)
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}
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// QueryEncode - encodes query values in their URL encoded form. In
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// addition to the percent encoding performed by urlEncodePath() used
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// here, it also percent encodes '/' (forward slash)
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func QueryEncode(v url.Values) string {
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if v == nil {
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return ""
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}
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var buf bytes.Buffer
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keys := make([]string, 0, len(v))
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for k := range v {
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keys = append(keys, k)
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}
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sort.Strings(keys)
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for _, k := range keys {
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vs := v[k]
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prefix := percentEncodeSlash(EncodePath(k)) + "="
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for _, v := range vs {
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if buf.Len() > 0 {
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buf.WriteByte('&')
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}
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buf.WriteString(prefix)
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buf.WriteString(percentEncodeSlash(EncodePath(v)))
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}
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}
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return buf.String()
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}
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// if object matches reserved string, no need to encode them
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var reservedObjectNames = regexp.MustCompile("^[a-zA-Z0-9-_.~/]+$")
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// EncodePath encode the strings from UTF-8 byte representations to HTML hex escape sequences
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//
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// This is necessary since regular url.Parse() and url.Encode() functions do not support UTF-8
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// non english characters cannot be parsed due to the nature in which url.Encode() is written
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//
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// This function on the other hand is a direct replacement for url.Encode() technique to support
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// pretty much every UTF-8 character.
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func EncodePath(pathName string) string {
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if reservedObjectNames.MatchString(pathName) {
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return pathName
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}
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var encodedPathname string
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for _, s := range pathName {
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if 'A' <= s && s <= 'Z' || 'a' <= s && s <= 'z' || '0' <= s && s <= '9' { // §2.3 Unreserved characters (mark)
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encodedPathname = encodedPathname + string(s)
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continue
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}
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switch s {
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case '-', '_', '.', '~', '/': // §2.3 Unreserved characters (mark)
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encodedPathname = encodedPathname + string(s)
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continue
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default:
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len := utf8.RuneLen(s)
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if len < 0 {
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// if utf8 cannot convert return the same string as is
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return pathName
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}
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u := make([]byte, len)
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utf8.EncodeRune(u, s)
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for _, r := range u {
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hex := hex.EncodeToString([]byte{r})
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encodedPathname = encodedPathname + "%" + strings.ToUpper(hex)
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}
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}
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}
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return encodedPathname
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}
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// We support '.' with bucket names but we fallback to using path
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// style requests instead for such buckets.
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var (
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validBucketName = regexp.MustCompile(`^[A-Za-z0-9][A-Za-z0-9\.\-]{1,61}[A-Za-z0-9]$`)
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validBucketNameStrict = regexp.MustCompile(`^[a-z0-9][a-z0-9\.\-]{1,61}[a-z0-9]$`)
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ipAddress = regexp.MustCompile(`^(\d+\.){3}\d+$`)
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)
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// Common checker for both stricter and basic validation.
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func checkBucketNameCommon(bucketName string, strict bool) (err error) {
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if strings.TrimSpace(bucketName) == "" {
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return errors.New("Bucket name cannot be empty")
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}
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if len(bucketName) < 3 {
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return errors.New("Bucket name cannot be smaller than 3 characters")
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}
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if len(bucketName) > 63 {
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return errors.New("Bucket name cannot be greater than 63 characters")
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}
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if ipAddress.MatchString(bucketName) {
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return errors.New("Bucket name cannot be an ip address")
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}
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if strings.Contains(bucketName, "..") {
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return errors.New("Bucket name contains invalid characters")
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}
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if strict {
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if !validBucketNameStrict.MatchString(bucketName) {
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err = errors.New("Bucket name contains invalid characters")
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}
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return err
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}
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if !validBucketName.MatchString(bucketName) {
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err = errors.New("Bucket name contains invalid characters")
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}
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return err
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}
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// CheckValidBucketName - checks if we have a valid input bucket name.
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// This is a non stricter version.
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// - http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingBucket.html
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func CheckValidBucketName(bucketName string) (err error) {
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return checkBucketNameCommon(bucketName, false)
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}
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// CheckValidBucketNameStrict - checks if we have a valid input bucket name.
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// This is a stricter version.
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func CheckValidBucketNameStrict(bucketName string) (err error) {
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return checkBucketNameCommon(bucketName, true)
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}
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// CheckValidObjectNamePrefix - checks if we have a valid input object name prefix.
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// - http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingMetadata.html
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func CheckValidObjectNamePrefix(objectName string) error {
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if len(objectName) > 1024 {
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return errors.New("Object name cannot be greater than 1024 characters")
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}
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if !utf8.ValidString(objectName) {
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return errors.New("Object name with non UTF-8 strings are not supported")
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}
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return nil
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}
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// CheckValidObjectName - checks if we have a valid input object name.
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// - http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingMetadata.html
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func CheckValidObjectName(objectName string) error {
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if strings.TrimSpace(objectName) == "" {
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return errors.New("Object name cannot be empty")
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}
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return CheckValidObjectNamePrefix(objectName)
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}
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369
vendor/github.com/minio/minio-go/pkg/s3utils/utils_test.go
generated
vendored
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369
vendor/github.com/minio/minio-go/pkg/s3utils/utils_test.go
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@ -0,0 +1,369 @@
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/*
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* Minio Go Library for Amazon S3 Compatible Cloud Storage (C) 2015, 2016 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package s3utils
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import (
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"errors"
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"net/url"
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"testing"
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)
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// Tests for 'isValidDomain(host string) bool'.
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func TestIsValidDomain(t *testing.T) {
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testCases := []struct {
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// Input.
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host string
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// Expected result.
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result bool
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}{
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{"s3.amazonaws.com", true},
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{"s3.cn-north-1.amazonaws.com.cn", true},
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{"s3.amazonaws.com_", false},
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{"%$$$", false},
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{"s3.amz.test.com", true},
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{"s3.%%", false},
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{"localhost", true},
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{"-localhost", false},
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{"", false},
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{"\n \t", false},
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{" ", false},
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}
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for i, testCase := range testCases {
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result := IsValidDomain(testCase.host)
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if testCase.result != result {
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t.Errorf("Test %d: Expected isValidDomain test to be '%v', but found '%v' instead", i+1, testCase.result, result)
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}
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}
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}
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// Tests validate IP address validator.
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func TestIsValidIP(t *testing.T) {
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testCases := []struct {
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// Input.
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ip string
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// Expected result.
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result bool
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}{
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{"192.168.1.1", true},
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{"192.168.1", false},
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{"192.168.1.1.1", false},
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{"-192.168.1.1", false},
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{"260.192.1.1", false},
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}
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for i, testCase := range testCases {
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result := IsValidIP(testCase.ip)
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if testCase.result != result {
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t.Errorf("Test %d: Expected isValidIP to be '%v' for input \"%s\", but found it to be '%v' instead", i+1, testCase.result, testCase.ip, result)
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}
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}
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}
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// Tests validate virtual host validator.
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func TestIsVirtualHostSupported(t *testing.T) {
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testCases := []struct {
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url string
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bucket string
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// Expeceted result.
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result bool
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}{
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{"https://s3.amazonaws.com", "my-bucket", true},
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{"https://s3.cn-north-1.amazonaws.com.cn", "my-bucket", true},
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{"https://s3.amazonaws.com", "my-bucket.", false},
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{"https://amazons3.amazonaws.com", "my-bucket.", false},
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{"https://storage.googleapis.com/", "my-bucket", true},
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{"https://mystorage.googleapis.com/", "my-bucket", false},
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}
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for i, testCase := range testCases {
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u, err := url.Parse(testCase.url)
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if err != nil {
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t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err)
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}
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result := IsVirtualHostSupported(*u, testCase.bucket)
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if testCase.result != result {
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t.Errorf("Test %d: Expected isVirtualHostSupported to be '%v' for input url \"%s\" and bucket \"%s\", but found it to be '%v' instead", i+1, testCase.result, testCase.url, testCase.bucket, result)
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}
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}
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}
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// Tests validate Amazon endpoint validator.
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func TestIsAmazonEndpoint(t *testing.T) {
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testCases := []struct {
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url string
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// Expected result.
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result bool
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}{
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{"https://192.168.1.1", false},
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{"192.168.1.1", false},
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{"http://storage.googleapis.com", false},
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{"https://storage.googleapis.com", false},
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{"storage.googleapis.com", false},
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{"s3.amazonaws.com", false},
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{"https://amazons3.amazonaws.com", false},
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{"-192.168.1.1", false},
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{"260.192.1.1", false},
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// valid inputs.
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{"https://s3.amazonaws.com", true},
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{"https://s3.cn-north-1.amazonaws.com.cn", true},
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}
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for i, testCase := range testCases {
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u, err := url.Parse(testCase.url)
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if err != nil {
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t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err)
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}
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result := IsAmazonEndpoint(*u)
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if testCase.result != result {
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t.Errorf("Test %d: Expected isAmazonEndpoint to be '%v' for input \"%s\", but found it to be '%v' instead", i+1, testCase.result, testCase.url, result)
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}
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}
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}
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// Tests validate Amazon S3 China endpoint validator.
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func TestIsAmazonChinaEndpoint(t *testing.T) {
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testCases := []struct {
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url string
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// Expected result.
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result bool
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}{
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{"https://192.168.1.1", false},
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{"192.168.1.1", false},
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{"http://storage.googleapis.com", false},
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{"https://storage.googleapis.com", false},
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{"storage.googleapis.com", false},
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{"s3.amazonaws.com", false},
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{"https://amazons3.amazonaws.com", false},
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{"-192.168.1.1", false},
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{"260.192.1.1", false},
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// s3.amazonaws.com is not a valid Amazon S3 China end point.
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{"https://s3.amazonaws.com", false},
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// valid input.
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{"https://s3.cn-north-1.amazonaws.com.cn", true},
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}
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for i, testCase := range testCases {
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u, err := url.Parse(testCase.url)
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if err != nil {
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t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err)
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}
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result := IsAmazonChinaEndpoint(*u)
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if testCase.result != result {
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t.Errorf("Test %d: Expected isAmazonEndpoint to be '%v' for input \"%s\", but found it to be '%v' instead", i+1, testCase.result, testCase.url, result)
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||||
}
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}
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||||
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||||
}
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||||
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||||
// Tests validate Google Cloud end point validator.
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||||
func TestIsGoogleEndpoint(t *testing.T) {
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testCases := []struct {
|
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url string
|
||||
// Expected result.
|
||||
result bool
|
||||
}{
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||||
{"192.168.1.1", false},
|
||||
{"https://192.168.1.1", false},
|
||||
{"s3.amazonaws.com", false},
|
||||
{"http://s3.amazonaws.com", false},
|
||||
{"https://s3.amazonaws.com", false},
|
||||
{"https://s3.cn-north-1.amazonaws.com.cn", false},
|
||||
{"-192.168.1.1", false},
|
||||
{"260.192.1.1", false},
|
||||
// valid inputs.
|
||||
{"http://storage.googleapis.com", true},
|
||||
{"https://storage.googleapis.com", true},
|
||||
}
|
||||
|
||||
for i, testCase := range testCases {
|
||||
u, err := url.Parse(testCase.url)
|
||||
if err != nil {
|
||||
t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err)
|
||||
}
|
||||
result := IsGoogleEndpoint(*u)
|
||||
if testCase.result != result {
|
||||
t.Errorf("Test %d: Expected isGoogleEndpoint to be '%v' for input \"%s\", but found it to be '%v' instead", i+1, testCase.result, testCase.url, result)
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
func TestPercentEncodeSlash(t *testing.T) {
|
||||
testCases := []struct {
|
||||
input string
|
||||
output string
|
||||
}{
|
||||
{"test123", "test123"},
|
||||
{"abc,+_1", "abc,+_1"},
|
||||
{"%40prefix=test%40123", "%40prefix=test%40123"},
|
||||
{"key1=val1/val2", "key1=val1%2Fval2"},
|
||||
{"%40prefix=test%40123/", "%40prefix=test%40123%2F"},
|
||||
}
|
||||
|
||||
for i, testCase := range testCases {
|
||||
receivedOutput := percentEncodeSlash(testCase.input)
|
||||
if testCase.output != receivedOutput {
|
||||
t.Errorf(
|
||||
"Test %d: Input: \"%s\" --> Expected percentEncodeSlash to return \"%s\", but it returned \"%s\" instead!",
|
||||
i+1, testCase.input, testCase.output,
|
||||
receivedOutput,
|
||||
)
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Tests validate the query encoder.
|
||||
func TestQueryEncode(t *testing.T) {
|
||||
testCases := []struct {
|
||||
queryKey string
|
||||
valueToEncode []string
|
||||
// Expected result.
|
||||
result string
|
||||
}{
|
||||
{"prefix", []string{"test@123", "test@456"}, "prefix=test%40123&prefix=test%40456"},
|
||||
{"@prefix", []string{"test@123"}, "%40prefix=test%40123"},
|
||||
{"@prefix", []string{"a/b/c/"}, "%40prefix=a%2Fb%2Fc%2F"},
|
||||
{"prefix", []string{"test#123"}, "prefix=test%23123"},
|
||||
{"prefix#", []string{"test#123"}, "prefix%23=test%23123"},
|
||||
{"prefix", []string{"test123"}, "prefix=test123"},
|
||||
{"prefix", []string{"test本語123", "test123"}, "prefix=test%E6%9C%AC%E8%AA%9E123&prefix=test123"},
|
||||
}
|
||||
|
||||
for i, testCase := range testCases {
|
||||
urlValues := make(url.Values)
|
||||
for _, valueToEncode := range testCase.valueToEncode {
|
||||
urlValues.Add(testCase.queryKey, valueToEncode)
|
||||
}
|
||||
result := QueryEncode(urlValues)
|
||||
if testCase.result != result {
|
||||
t.Errorf("Test %d: Expected queryEncode result to be \"%s\", but found it to be \"%s\" instead", i+1, testCase.result, result)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Tests validate the URL path encoder.
|
||||
func TestEncodePath(t *testing.T) {
|
||||
testCases := []struct {
|
||||
// Input.
|
||||
inputStr string
|
||||
// Expected result.
|
||||
result string
|
||||
}{
|
||||
{"thisisthe%url", "thisisthe%25url"},
|
||||
{"本語", "%E6%9C%AC%E8%AA%9E"},
|
||||
{"本語.1", "%E6%9C%AC%E8%AA%9E.1"},
|
||||
{">123", "%3E123"},
|
||||
{"myurl#link", "myurl%23link"},
|
||||
{"space in url", "space%20in%20url"},
|
||||
{"url+path", "url%2Bpath"},
|
||||
}
|
||||
|
||||
for i, testCase := range testCases {
|
||||
result := EncodePath(testCase.inputStr)
|
||||
if testCase.result != result {
|
||||
t.Errorf("Test %d: Expected queryEncode result to be \"%s\", but found it to be \"%s\" instead", i+1, testCase.result, result)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Tests validate the bucket name validator.
|
||||
func TestIsValidBucketName(t *testing.T) {
|
||||
testCases := []struct {
|
||||
// Input.
|
||||
bucketName string
|
||||
// Expected result.
|
||||
err error
|
||||
// Flag to indicate whether test should Pass.
|
||||
shouldPass bool
|
||||
}{
|
||||
{".mybucket", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"$mybucket", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"mybucket-", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"my", errors.New("Bucket name cannot be smaller than 3 characters"), false},
|
||||
{"", errors.New("Bucket name cannot be empty"), false},
|
||||
{"my..bucket", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"192.168.1.168", errors.New("Bucket name cannot be an ip address"), false},
|
||||
{"my.bucket.com", nil, true},
|
||||
{"my-bucket", nil, true},
|
||||
{"123my-bucket", nil, true},
|
||||
{"Mybucket", nil, true},
|
||||
}
|
||||
|
||||
for i, testCase := range testCases {
|
||||
err := CheckValidBucketName(testCase.bucketName)
|
||||
if err != nil && testCase.shouldPass {
|
||||
t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err.Error())
|
||||
}
|
||||
if err == nil && !testCase.shouldPass {
|
||||
t.Errorf("Test %d: Expected to fail with <ERROR> \"%s\", but passed instead", i+1, testCase.err.Error())
|
||||
}
|
||||
// Failed as expected, but does it fail for the expected reason.
|
||||
if err != nil && !testCase.shouldPass {
|
||||
if err.Error() != testCase.err.Error() {
|
||||
t.Errorf("Test %d: Expected to fail with error \"%s\", but instead failed with error \"%s\" instead", i+1, testCase.err.Error(), err.Error())
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
// Tests validate the bucket name validator stricter.
|
||||
func TestIsValidBucketNameStrict(t *testing.T) {
|
||||
testCases := []struct {
|
||||
// Input.
|
||||
bucketName string
|
||||
// Expected result.
|
||||
err error
|
||||
// Flag to indicate whether test should Pass.
|
||||
shouldPass bool
|
||||
}{
|
||||
{".mybucket", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"$mybucket", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"mybucket-", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"my", errors.New("Bucket name cannot be smaller than 3 characters"), false},
|
||||
{"", errors.New("Bucket name cannot be empty"), false},
|
||||
{"my..bucket", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"192.168.1.168", errors.New("Bucket name cannot be an ip address"), false},
|
||||
{"Mybucket", errors.New("Bucket name contains invalid characters"), false},
|
||||
{"my.bucket.com", nil, true},
|
||||
{"my-bucket", nil, true},
|
||||
{"123my-bucket", nil, true},
|
||||
}
|
||||
|
||||
for i, testCase := range testCases {
|
||||
err := CheckValidBucketNameStrict(testCase.bucketName)
|
||||
if err != nil && testCase.shouldPass {
|
||||
t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err.Error())
|
||||
}
|
||||
if err == nil && !testCase.shouldPass {
|
||||
t.Errorf("Test %d: Expected to fail with <ERROR> \"%s\", but passed instead", i+1, testCase.err.Error())
|
||||
}
|
||||
// Failed as expected, but does it fail for the expected reason.
|
||||
if err != nil && !testCase.shouldPass {
|
||||
if err.Error() != testCase.err.Error() {
|
||||
t.Errorf("Test %d: Expected to fail with error \"%s\", but instead failed with error \"%s\" instead", i+1, testCase.err.Error(), err.Error())
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue