feat: server thumbnail (#818)

* feat: add get_group_member_user_id api

* feat: add SendBusinessNotification api

* feat: add GetFriendIDs api

* update pkg

* feat: cos oss thumbnail

* feat: cos video snapshot

* feat: oss video snapshot

* feat: minio video snapshot

* feat: minio video snapshot

* feat: minio

* feat: minio

* feat: minio

* feat: s3 AccessURL

* feat: s3 AccessURL

* fix: Minio AccessURL

* fix: Minio AccessURL

* fix: optimize thumbnails

* fix: optimize thumbnails

* fix: cos option

* fix: cos option

* fix: cos option

* docs: config

* docs: config

* minio: preview image cache

* minio: preview image cache

* minio: preview image cache

* go mod tidy

* cicd: robot automated Change

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

---------

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: withchao <withchao@users.noreply.github.com>

pkg/common/db/s3/oss/sign.go

@@ -1,96 +1,11 @@
-// Copyright © 2023 OpenIM. All rights reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
 package oss
 
 import (
-	"crypto/hmac"
-	"crypto/sha1"
-	"crypto/sha256"
-	"encoding/base64"
-	"hash"
-	"io"
 	"net/http"
-	"sort"
-	"strings"
+	_ "unsafe"
 
 	"github.com/aliyun/aliyun-oss-go-sdk/oss"
 )
 
-func (o *OSS) getAdditionalHeaderKeys(req *http.Request) ([]string, map[string]string) {
-	var keysList []string
-	keysMap := make(map[string]string)
-	srcKeys := make(map[string]string)
-
-	for k := range req.Header {
-		srcKeys[strings.ToLower(k)] = ""
-	}
-
-	for _, v := range o.bucket.Client.Config.AdditionalHeaders {
-		if _, ok := srcKeys[strings.ToLower(v)]; ok {
-			keysMap[strings.ToLower(v)] = ""
-		}
-	}
-
-	for k := range keysMap {
-		keysList = append(keysList, k)
-	}
-	sort.Strings(keysList)
-	return keysList, keysMap
-}
-
-func (o *OSS) getSignedStr(req *http.Request, canonicalizedResource string, keySecret string) string {
-	// Find out the "x-oss-"'s address in header of the request
-	ossHeadersMap := make(map[string]string)
-	additionalList, additionalMap := o.getAdditionalHeaderKeys(req)
-	for k, v := range req.Header {
-		if strings.HasPrefix(strings.ToLower(k), "x-oss-") {
-			ossHeadersMap[strings.ToLower(k)] = v[0]
-		} else if o.bucket.Client.Config.AuthVersion == oss.AuthV2 {
-			if _, ok := additionalMap[strings.ToLower(k)]; ok {
-				ossHeadersMap[strings.ToLower(k)] = v[0]
-			}
-		}
-	}
-	hs := newHeaderSorter(ossHeadersMap)
-
-	// Sort the ossHeadersMap by the ascending order
-	hs.Sort()
-
-	// Get the canonicalizedOSSHeaders
-	canonicalizedOSSHeaders := ""
-	for i := range hs.Keys {
-		canonicalizedOSSHeaders += hs.Keys[i] + ":" + hs.Vals[i] + "\n"
-	}
-
-	// Give other parameters values
-	// when sign URL, date is expires
-	date := req.Header.Get(oss.HTTPHeaderDate)
-	contentType := req.Header.Get(oss.HTTPHeaderContentType)
-	contentMd5 := req.Header.Get(oss.HTTPHeaderContentMD5)
-
-	// default is v1 signature
-	signStr := req.Method + "\n" + contentMd5 + "\n" + contentType + "\n" + date + "\n" + canonicalizedOSSHeaders + canonicalizedResource
-	h := hmac.New(func() hash.Hash { return sha1.New() }, []byte(keySecret))
-
-	// v2 signature
-	if o.bucket.Client.Config.AuthVersion == oss.AuthV2 {
-		signStr = req.Method + "\n" + contentMd5 + "\n" + contentType + "\n" + date + "\n" + canonicalizedOSSHeaders + strings.Join(additionalList, ";") + "\n" + canonicalizedResource
-		h = hmac.New(func() hash.Hash { return sha256.New() }, []byte(keySecret))
-	}
-	_, _ = io.WriteString(h, signStr)
-	signedStr := base64.StdEncoding.EncodeToString(h.Sum(nil))
-
-	return signedStr
-}
+//go:linkname ossSignHeader github.com/aliyun/aliyun-oss-go-sdk/oss.(*Conn).signHeader
+func ossSignHeader(c *oss.Conn, req *http.Request, canonicalizedResource string)