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8f768f8276
* chore: Add cors to workspace proxies to allow for latency checks * Add latency check to wsproxy Use performance API timings. - Fix cors and timing headers - Accept custom headers
25 lines
653 B
Go
25 lines
653 B
Go
package coderd
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import (
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"net/http"
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"net/url"
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"strings"
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)
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func LatencyCheck(allowedOrigins ...*url.URL) http.HandlerFunc {
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allowed := make([]string, 0, len(allowedOrigins))
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for _, origin := range allowedOrigins {
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// Allow the origin without a path
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tmp := *origin
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tmp.Path = ""
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allowed = append(allowed, strings.TrimSuffix(origin.String(), "/"))
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}
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origins := strings.Join(allowed, ",")
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return func(rw http.ResponseWriter, r *http.Request) {
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// Allowing timing information to be shared. This allows the browser
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// to exclude TLS handshake timing.
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rw.Header().Set("Timing-Allow-Origin", origins)
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rw.WriteHeader(http.StatusOK)
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}
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}
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