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实现stale cache读取

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This commit is contained in:
刘祥超
2021-12-16 17:27:21 +08:00
parent 6bedc97c95
commit a6d711c2a0
16 changed files with 164 additions and 59 deletions
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19
internal/nodes/http_request.go
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@@ -69,11 +69,14 @@ type HTTPRequest struct {
rewriteRule *serverconfigs.HTTPRewriteRule // 匹配到的重写规则
rewriteReplace string // 重写规则的目标
rewriteIsExternalURL bool // 重写目标是否为外部URL
cacheRef *serverconfigs.HTTPCacheRef // 缓存设置
cacheKey string // 缓存使用的Key
isCached bool // 是否已经被缓存
isAttack bool // 是否是攻击请求
requestBodyData []byte // 读取的Body内容
cacheRef *serverconfigs.HTTPCacheRef // 缓存设置
cacheKey string // 缓存使用的Key
isCached bool // 是否已经被缓存
cacheCanTryStale bool // 是否可以尝试使用Stale缓存
isAttack bool // 是否是攻击请求
requestBodyData []byte // 读取的Body内容
// WAF相关
firewallPolicyId int64
@@ -137,7 +140,7 @@ func (this *HTTPRequest) Do() {
// Web配置
err := this.configureWeb(this.Server.Web, true, 0)
if err != nil {
this.write50x(err, http.StatusInternalServerError)
this.write50x(err, http.StatusInternalServerError, false)
this.doEnd()
return
}
@@ -224,7 +227,7 @@ func (this *HTTPRequest) doBegin() {
var err error
this.requestBodyData, err = ioutil.ReadAll(io.LimitReader(this.RawReq.Body, AccessLogMaxRequestBodySize))
if err != nil {
this.write50x(err, http.StatusBadGateway)
this.write50x(err, http.StatusBadGateway, false)
return
}
this.RawReq.Body = ioutil.NopCloser(io.MultiReader(bytes.NewBuffer(this.requestBodyData), this.RawReq.Body))
@@ -253,7 +256,7 @@ func (this *HTTPRequest) doBegin() {
// 缓存
if this.web.Cache != nil && this.web.Cache.IsOn {
if this.doCacheRead() {
if this.doCacheRead(false) {
return
}
}