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4d2066a76d
* Start cleaning up linter errors. For #357 * Fix unmarshalling NullTime values * More linter fixes * Remove commented code * Move defer up * Consolidate error check lines * Move error check to make sure row iteration was successful * Cleaner error check + do not recreate pipe if it exists * Consolidate hashing to generate client id
40 lines
1,000 B
Go
40 lines
1,000 B
Go
package utils
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import (
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"crypto/md5" //nolint
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"encoding/hex"
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"net"
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"net/http"
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"strings"
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log "github.com/sirupsen/logrus"
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)
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// GenerateClientIDFromRequest generates a client id from the provided request.
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func GenerateClientIDFromRequest(req *http.Request) string {
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ipAddress := GetIPAddressFromRequest(req)
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ipAddressComponents := strings.Split(ipAddress, ":")
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ipAddressComponents[len(ipAddressComponents)-1] = ""
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clientID := strings.Join(ipAddressComponents, ":") + req.UserAgent()
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// Create a MD5 hash of this ip + useragent
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b := md5.Sum([]byte(clientID)) // nolint
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return hex.EncodeToString(b[:])
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}
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// GetIPAddressFromRequest returns the IP address from a http request.
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func GetIPAddressFromRequest(req *http.Request) string {
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ipAddressString := req.RemoteAddr
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xForwardedFor := req.Header.Get("X-FORWARDED-FOR")
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if xForwardedFor != "" {
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return xForwardedFor
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}
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ip, _, err := net.SplitHostPort(ipAddressString)
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if err != nil {
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log.Errorln(err)
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return ""
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}
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return ip
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}
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