54 lines
1 KiB
Go
54 lines
1 KiB
Go
package sponsor
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import (
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"context"
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"fmt"
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"time"
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"github.com/evcc-io/evcc/api/proto/pb"
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"github.com/evcc-io/evcc/util"
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"github.com/evcc-io/evcc/util/cloud"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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var (
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Subject, Token string
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ExpiresAt time.Time
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)
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func IsAuthorized() bool {
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return len(Subject) > 0
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}
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// check and set sponsorship token
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func ConfigureSponsorship(token string) error {
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host := util.Getenv("GRPC_URI", cloud.Host)
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conn, err := cloud.Connection(host)
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if err != nil {
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return err
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}
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client := pb.NewAuthClient(conn)
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ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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res, err := client.IsAuthorized(ctx, &pb.AuthRequest{Token: token})
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if err == nil && res.Authorized {
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Subject = res.Subject
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ExpiresAt = res.ExpiresAt.AsTime()
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Token = token
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}
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if err != nil {
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if s, ok := status.FromError(err); ok && s.Code() != codes.Unknown {
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Subject = "sponsorship unavailable"
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err = nil
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} else {
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err = fmt.Errorf("sponsortoken: %w", err)
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}
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}
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return err
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}
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