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kraftcloud.go
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kraftcloud.go
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// SPDX-License-Identifier: BSD-3-Clause
// Copyright (c) 2023, Unikraft GmbH and The KraftKit Authors.
// Licensed under the BSD-3-Clause License (the "License").
// You may not use this file except in compliance with the License.
package config
import (
"context"
"fmt"
"os"
)
// GetKraftCloudLogin is a utility method which retrieves credentials of a
// KraftCloud user from the given context which is populated with the
// current configuration.
func GetKraftCloudLoginFromContext(ctx context.Context) (*AuthConfig, error) {
auth, ok := G[KraftKit](ctx).Auth["index.unikraft.io"]
if !ok {
return nil, fmt.Errorf("user not logged in to kraftcloud")
}
auth.Endpoint = "index.unikraft.io"
// Attempt to fallback to environmental variables:
if token := os.Getenv("KRAFTCLOUD_TOKEN"); token != "" {
auth.Token = token
} else {
return nil, fmt.Errorf("could not determine kraftcloud user token: try setting `KRAFTCLOUD_TOKEN`")
}
if user := os.Getenv("KRAFTCLOUD_USER"); user != "" {
auth.User = user
}
return &auth, nil
}