import (
"bytes"
+ "flag"
"fmt"
"io"
- "io/ioutil"
"os"
"os/exec"
- "git.curoverse.com/arvados.git/lib/cmd"
"git.curoverse.com/arvados.git/sdk/go/ctxlog"
"github.com/ghodss/yaml"
+ "github.com/sirupsen/logrus"
)
-var DumpCommand cmd.Handler = dumpCommand{}
+var DumpCommand dumpCommand
type dumpCommand struct{}
fmt.Fprintf(stderr, "%s\n", err)
}
}()
- if len(args) != 0 {
- err = fmt.Errorf("usage: %s <config-src.yaml >config-min.yaml", prog)
+
+ loader := &Loader{
+ Stdin: stdin,
+ Logger: ctxlog.New(stderr, "text", "info"),
+ }
+
+ flags := flag.NewFlagSet("", flag.ContinueOnError)
+ flags.SetOutput(stderr)
+ loader.SetupFlags(flags)
+
+ err = flags.Parse(args)
+ if err == flag.ErrHelp {
+ err = nil
+ return 0
+ } else if err != nil {
return 2
}
- log := ctxlog.New(stderr, "text", "info")
- cfg, err := Load(stdin, log)
+
+ if len(flags.Args()) != 0 {
+ flags.Usage()
+ return 2
+ }
+
+ cfg, err := loader.Load()
if err != nil {
return 1
}
return 0
}
-var CheckCommand cmd.Handler = checkCommand{}
+var CheckCommand checkCommand
type checkCommand struct{}
func (checkCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
var err error
+ var logbuf = &bytes.Buffer{}
defer func() {
+ io.Copy(stderr, logbuf)
if err != nil {
fmt.Fprintf(stderr, "%s\n", err)
}
}()
- if len(args) != 0 {
- err = fmt.Errorf("usage: %s <config-src.yaml && echo 'no changes needed'", prog)
+
+ logger := logrus.New()
+ logger.Out = logbuf
+ loader := &Loader{
+ Stdin: stdin,
+ Logger: logger,
+ }
+
+ flags := flag.NewFlagSet("", flag.ContinueOnError)
+ flags.SetOutput(stderr)
+ loader.SetupFlags(flags)
+
+ err = flags.Parse(args)
+ if err == flag.ErrHelp {
+ err = nil
+ return 0
+ } else if err != nil {
return 2
}
- log := &plainLogger{w: stderr}
- buf, err := ioutil.ReadAll(stdin)
- if err != nil {
- return 1
+
+ if len(flags.Args()) != 0 {
+ flags.Usage()
+ return 2
}
- withoutDepr, err := load(bytes.NewBuffer(buf), log, false)
+
+ // Load the config twice -- once without loading deprecated
+ // keys/files, once with -- and then compare the two resulting
+ // configs. This reveals whether the deprecated keys/files
+ // have any effect on the final configuration.
+ //
+ // If they do, show the operator how to update their config
+ // such that the deprecated keys/files are superfluous and can
+ // be deleted.
+ loader.SkipDeprecated = true
+ withoutDepr, err := loader.Load()
if err != nil {
return 1
}
- withDepr, err := load(bytes.NewBuffer(buf), nil, true)
+ loader.SkipDeprecated = false
+ withDepr, err := loader.Load()
if err != nil {
return 1
}
if bytes.HasPrefix(diff, []byte("--- ")) {
fmt.Fprintln(stdout, "Your configuration is relying on deprecated entries. Suggest making the following changes.")
stdout.Write(diff)
+ err = nil
return 1
} else if len(diff) > 0 {
fmt.Fprintf(stderr, "Unexpected diff output:\n%s", diff)
} else if err != nil {
return 1
}
- if log.used {
+ if logbuf.Len() > 0 {
return 1
}
return 0
}
-type plainLogger struct {
- w io.Writer
- used bool
-}
+var DumpDefaultsCommand defaultsCommand
+
+type defaultsCommand struct{}
-func (pl *plainLogger) Warnf(format string, args ...interface{}) {
- pl.used = true
- fmt.Fprintf(pl.w, format+"\n", args...)
+func (defaultsCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
+ _, err := stdout.Write(DefaultYAML)
+ if err != nil {
+ fmt.Fprintln(stderr, err)
+ return 1
+ }
+ return 0
}