41 lines
907 B
Go
41 lines
907 B
Go
package op
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import (
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"errors"
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"net/url"
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"strings"
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)
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type Configuration interface {
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Issuer() string
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AuthorizationEndpoint() Endpoint
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TokenEndpoint() Endpoint
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UserinfoEndpoint() Endpoint
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KeysEndpoint() Endpoint
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AuthMethodPostSupported() bool
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Port() string
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}
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func ValidateIssuer(issuer string) error {
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if issuer == "" {
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return errors.New("missing issuer")
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}
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u, err := url.Parse(issuer)
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if err != nil {
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return errors.New("invalid url for issuer")
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}
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if u.Host == "" {
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return errors.New("host for issuer missing")
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}
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if u.Scheme != "https" {
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if !(u.Scheme == "http" && (u.Host == "localhost" || u.Host == "127.0.0.1" || u.Host == "::1" || strings.HasPrefix(u.Host, "localhost:"))) { //TODO: ?
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return errors.New("scheme for issuer must be `https`")
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}
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}
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if u.Fragment != "" || len(u.Query()) > 0 {
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return errors.New("no fragments or query allowed for issuer")
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}
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return nil
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}
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