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缓存条件一些无法匹配的情况在X-Cache中也增加详情

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GoEdgeLab
2023-07-20 16:42:54 +08:00
parent d60740108b
commit 550e029c38
1 changed files with 9 additions and 0 deletions
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9
internal/nodes/http_request_cache.go
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@@ -38,8 +38,13 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
// 添加 X-Cache Header // 添加 X-Cache Header
var addStatusHeader = this.web.Cache.AddStatusHeader var addStatusHeader = this.web.Cache.AddStatusHeader
var cacheBypassDescription = ""
if addStatusHeader { if addStatusHeader {
defer func() { defer func() {
if len(cacheBypassDescription) > 0 {
this.writer.Header().Set("X-Cache", cacheBypassDescription)
return
}
var cacheStatus = this.varMapping["cache.status"] var cacheStatus = this.varMapping["cache.status"]
if cacheStatus != "HIT" { if cacheStatus != "HIT" {
this.writer.Header().Set("X-Cache", cacheStatus) this.writer.Header().Set("X-Cache", cacheStatus)
@@ -94,6 +99,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
// 校验请求 // 校验请求
if !this.cacheRef.MatchRequest(this.RawReq) { if !this.cacheRef.MatchRequest(this.RawReq) {
this.cacheRef = nil this.cacheRef = nil
cacheBypassDescription = "BYPASS, not match"
return return
} }
@@ -106,6 +112,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
if this.cacheRef.EnableRequestCachePragma { if this.cacheRef.EnableRequestCachePragma {
if this.RawReq.Header.Get("Cache-Control") == "no-cache" || this.RawReq.Header.Get("Pragma") == "no-cache" { if this.RawReq.Header.Get("Cache-Control") == "no-cache" || this.RawReq.Header.Get("Pragma") == "no-cache" {
this.cacheRef = nil this.cacheRef = nil
cacheBypassDescription = "BYPASS, Cache-Control or Pragma"
return return
} }
} }
@@ -119,6 +126,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
var key = this.Format(this.cacheRef.Key) var key = this.Format(this.cacheRef.Key)
if len(key) == 0 { if len(key) == 0 {
this.cacheRef = nil this.cacheRef = nil
cacheBypassDescription = "BYPASS, empty key"
return return
} }
var method = this.Method() var method = this.Method()
@@ -134,6 +142,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
var storage = caches.SharedManager.FindStorageWithPolicy(cachePolicy.Id) var storage = caches.SharedManager.FindStorageWithPolicy(cachePolicy.Id)
if storage == nil { if storage == nil {
this.cacheRef = nil this.cacheRef = nil
cacheBypassDescription = "BYPASS, no policy found"
return return
} }
this.writer.cacheStorage = storage this.writer.cacheStorage = storage