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39 lines
1 KiB
Go
39 lines
1 KiB
Go
package metrics
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import (
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"net/http"
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"strconv"
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)
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func SanitizeCode(s int) string {
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switch s {
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case 0, 200:
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return "200"
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default:
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return strconv.Itoa(s)
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}
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}
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// Only support the list of "regular" HTTP methods, see
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// https://developer.mozilla.org/en-US/docs/Web/HTTP/Methods
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var methodMap = map[string]string{
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"GET": http.MethodGet, "get": http.MethodGet,
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"HEAD": http.MethodHead, "head": http.MethodHead,
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"PUT": http.MethodPut, "put": http.MethodPut,
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"POST": http.MethodPost, "post": http.MethodPost,
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"DELETE": http.MethodDelete, "delete": http.MethodDelete,
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"CONNECT": http.MethodConnect, "connect": http.MethodConnect,
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"OPTIONS": http.MethodOptions, "options": http.MethodOptions,
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"TRACE": http.MethodTrace, "trace": http.MethodTrace,
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"PATCH": http.MethodPatch, "patch": http.MethodPatch,
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}
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// SanitizeMethod sanitizes the method for use as a metric label. This helps
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// prevent high cardinality on the method label. The name is always upper case.
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func SanitizeMethod(m string) string {
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if m, ok := methodMap[m]; ok {
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return m
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}
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return "OTHER"
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}
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