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48 lines
1.3 KiB
48 lines
1.3 KiB
package main |
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import ( |
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"github.com/pquerna/cachecontrol/cacheobject" |
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"fmt" |
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"io/ioutil" |
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"net/http" |
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"time" |
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) |
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func main() { |
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req, _ := http.NewRequest("GET", "http://www.example.com/", nil) |
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res, _ := http.DefaultClient.Do(req) |
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_, _ = ioutil.ReadAll(res.Body) |
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reqDir, _ := cacheobject.ParseRequestCacheControl(req.Header.Get("Cache-Control")) |
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resDir, _ := cacheobject.ParseResponseCacheControl(res.Header.Get("Cache-Control")) |
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expiresHeader, _ := http.ParseTime(res.Header.Get("Expires")) |
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dateHeader, _ := http.ParseTime(res.Header.Get("Date")) |
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lastModifiedHeader, _ := http.ParseTime(res.Header.Get("Last-Modified")) |
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obj := cacheobject.Object{ |
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RespDirectives: resDir, |
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RespHeaders: res.Header, |
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RespStatusCode: res.StatusCode, |
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RespExpiresHeader: expiresHeader, |
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RespDateHeader: dateHeader, |
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RespLastModifiedHeader: lastModifiedHeader, |
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ReqDirectives: reqDir, |
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ReqHeaders: req.Header, |
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ReqMethod: req.Method, |
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NowUTC: time.Now().UTC(), |
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} |
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rv := cacheobject.ObjectResults{} |
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cacheobject.CachableObject(&obj, &rv) |
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cacheobject.ExpirationObject(&obj, &rv) |
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fmt.Println("Errors: ", rv.OutErr) |
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fmt.Println("Reasons to not cache: ", rv.OutReasons) |
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fmt.Println("Warning headers to add: ", rv.OutWarnings) |
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fmt.Println("Expiration: ", rv.OutExpirationTime.String()) |
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}
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