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38 lines
823 B
Go
38 lines
823 B
Go
package http
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import (
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"crypto/tls"
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"net/http"
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"time"
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)
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// IsServingHTTP returns true if there appears to be a HTTP or HTTPS server
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// running on the given address.
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func IsServingHTTP(addr string) bool {
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client := http.Client{
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Timeout: 2 * time.Second,
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}
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resp, err := client.Get("http://" + addr)
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if err == nil {
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resp.Body.Close()
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return true
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}
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// Check for a HTTPS server listening on the same address, using the same URL.
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// Don't check the certificate, as we're only interested in whether there's
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// a server running.
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tr := &http.Transport{
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TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
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}
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client = http.Client{
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Transport: tr,
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Timeout: 2 * time.Second,
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}
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resp, err = client.Get("https://" + addr + "/status")
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if err == nil {
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resp.Body.Close()
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return true
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}
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return false
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}
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