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// Copyright (c) 2020, Control Command Inc. All rights reserved.
// Copyright (c) 2019-2021, Sylabs Inc. All rights reserved.
// This software is licensed under a 3-clause BSD license. Please consult the
// LICENSE.md file distributed with the sources of this project regarding your
// rights to use or distribute this software.
package endpoint
import (
"fmt"
"net/http"
"github.com/sylabs/singularity/v4/internal/pkg/remote/credential"
"github.com/sylabs/singularity/v4/pkg/sylog"
useragent "github.com/sylabs/singularity/v4/pkg/util/user-agent"
)
// VerifyToken returns an error if a token is not valid against an endpoint.
// If token is provided as an argument, it will verify the provided token.
// If token is "", it will attempt to verify the configured token for the endpoint.
func (ep *Config) VerifyToken(token string) (err error) {
defer func() {
if err == nil {
sylog.Infof("Access Token Verified!")
}
}()
if token == "" {
token = ep.Token
}
sp, err := ep.GetAllServices()
if err != nil {
return err
}
ts, ok := sp[Token]
if !ok || len(ts) == 0 {
return fmt.Errorf("no authentication service found")
}
client := &http.Client{
Timeout: defaultTimeout,
}
req, err := http.NewRequest(http.MethodGet, ts[0].URI()+"/v1/token-status", nil)
if err != nil {
return err
}
req.Header.Set("Authorization", credential.TokenPrefix+token)
req.Header.Set("User-Agent", useragent.Value())
res, err := client.Do(req)
if err != nil {
return fmt.Errorf("error making request to server: %v", err)
}
defer res.Body.Close()
if res.StatusCode != http.StatusOK {
convStatus, ok := errorCodeMap[res.StatusCode]
if !ok {
convStatus = "Unknown"
}
return fmt.Errorf("error response from server: %v", convStatus)
}
return nil
}
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