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https://github.com/edgelesssys/constellation.git
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ab536ae3c8
* Update file handler to avoid incorrect usage of file.Option * Remove hardcoded values Signed-off-by: Daniel Weiße <dw@edgeless.systems>
49 lines
1.2 KiB
Go
49 lines
1.2 KiB
Go
package cmd
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import (
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"errors"
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"fmt"
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"io"
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"github.com/edgelesssys/constellation/internal/cloud/cloudprovider"
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"github.com/edgelesssys/constellation/internal/config"
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"github.com/edgelesssys/constellation/internal/file"
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)
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func readConfig(out io.Writer, fileHandler file.Handler, name string, provider cloudprovider.Provider) (*config.Config, error) {
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if name == "" {
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return config.Default(), nil
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}
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cnf, err := config.FromFile(fileHandler, name)
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if err != nil {
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return nil, err
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}
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if err := validateConfig(out, cnf, provider); err != nil {
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return nil, err
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}
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return cnf, nil
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}
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func validateConfig(out io.Writer, cnf *config.Config, provider cloudprovider.Provider) error {
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msgs, err := cnf.Validate()
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if err != nil {
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return fmt.Errorf("performing config validation: %w", err)
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}
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if len(msgs) > 0 {
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fmt.Fprintln(out, "Invalid fields in config file:")
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for _, m := range msgs {
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fmt.Fprintln(out, "\t"+m)
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}
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fmt.Fprintln(out, "Fix the invalid entries or generate a new configuration using `constellation config generate`")
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return errors.New("invalid configuration")
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}
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if provider != cloudprovider.Unknown && !cnf.HasProvider(provider) {
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return fmt.Errorf("configuration doesn't contain provider: %v", provider)
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}
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return nil
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}
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