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configure.go
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configure.go
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package cmds
import (
"encoding/json"
"errors"
"fmt"
"io/ioutil"
"os"
"github.com/pachyderm/pachyderm/src/client"
"github.com/pachyderm/pachyderm/src/client/auth"
"github.com/pachyderm/pachyderm/src/client/pkg/grpcutil"
"github.com/pachyderm/pachyderm/src/server/pkg/cmdutil"
"github.com/ghodss/yaml"
"github.com/spf13/cobra"
)
// GetConfig returns a cobra command that lets the caller see the configured
// auth backends in Pachyderm
func GetConfig() *cobra.Command {
var format string
getConfig := &cobra.Command{
Use: "get-config",
Short: "Retrieve Pachyderm's current auth configuration",
Long: "Retrieve Pachyderm's current auth configuration",
Run: cmdutil.RunFixedArgs(0, func(args []string) error {
c, err := client.NewOnUserMachine(true, "user")
if err != nil {
return fmt.Errorf("could not connect: %v", err)
}
resp, err := c.GetConfiguration(c.Ctx(), &auth.GetConfigurationRequest{})
if err != nil {
return grpcutil.ScrubGRPC(err)
}
if resp.Configuration == nil {
fmt.Println("no auth config set")
return nil
}
output, err := json.MarshalIndent(resp.Configuration, "", " ")
if err != nil {
return fmt.Errorf("could not marshal response:\n%v\ndue to: %v", resp.Configuration, err)
}
switch format {
case "json":
// already done
case "yaml":
output, err = yaml.JSONToYAML(output)
if err != nil {
return fmt.Errorf("could not convert json to yaml: %v", err)
}
default:
return fmt.Errorf("invalid output format: %v", format)
}
fmt.Println(string(output))
return nil
}),
}
getConfig.Flags().StringVarP(&format, "output-format", "o", "json", "output "+
"format (\"json\" or \"yaml\")")
return getConfig
}
// SetConfig returns a cobra command that lets the caller configure auth
// backends in Pachyderm
func SetConfig() *cobra.Command {
var file string
configure := &cobra.Command{
Use: "set-config",
Short: "Set Pachyderm's current auth configuration",
Long: "Set Pachyderm's current auth configuration",
Run: cmdutil.RunFixedArgs(0, func(args []string) error {
c, err := client.NewOnUserMachine(true, "user")
if err != nil {
return fmt.Errorf("could not connect: %v", err)
}
var configBytes []byte
if file == "-" {
var err error
configBytes, err = ioutil.ReadAll(os.Stdin)
if err != nil {
return fmt.Errorf("could not read config from stdin: %v", err)
}
} else if file != "" {
var err error
configBytes, err = ioutil.ReadFile(file)
if err != nil {
return fmt.Errorf("could not read config from %q: %v", file, err)
}
} else {
return errors.New("must set input file (use \"-\" to read from stdin)")
}
// Try to parse config as YAML (JSON is a subset of YAML)
var config auth.AuthConfig
if err := yaml.Unmarshal(configBytes, &config); err != nil {
return fmt.Errorf("could not parse config: %v", err)
}
// TODO(msteffen): try to handle empty config?
_, err = c.SetConfiguration(c.Ctx(), &auth.SetConfigurationRequest{
Configuration: &config,
})
return grpcutil.ScrubGRPC(err)
}),
}
configure.Flags().StringVarP(&file, "file", "f", "-", "input file (to use "+
"as the new config")
return configure
}