package config
import (
+ "bytes"
+ "errors"
+ "flag"
"fmt"
"io"
+ "os"
+ "os/exec"
- "git.curoverse.com/arvados.git/lib/cmd"
- "git.curoverse.com/arvados.git/sdk/go/ctxlog"
+ "git.arvados.org/arvados.git/lib/cmd"
+ "git.arvados.org/arvados.git/sdk/go/arvados"
+ "git.arvados.org/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)
- return 2
+
+ loader := &Loader{
+ Stdin: stdin,
+ Logger: ctxlog.New(stderr, "text", "info"),
+ }
+
+ flags := flag.NewFlagSet("", flag.ContinueOnError)
+ loader.SetupFlags(flags)
+
+ if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
+ return code
}
- log := ctxlog.New(stderr, "text", "info")
- cfg, err := Load(stdin, log)
+ cfg, err := loader.Load()
if err != nil {
return 1
}
}
return 0
}
+
+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)
+ }
+ }()
+
+ logger := logrus.New()
+ logger.Out = logbuf
+ loader := &Loader{
+ Stdin: stdin,
+ Logger: logger,
+ }
+
+ flags := flag.NewFlagSet(prog, flag.ContinueOnError)
+ loader.SetupFlags(flags)
+ strict := flags.Bool("strict", true, "Strict validation of configuration file (warnings result in non-zero exit code)")
+ if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
+ return code
+ }
+
+ // 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
+ loader.SkipLegacy = true
+ withoutDepr, err := loader.Load()
+ if err != nil {
+ return 1
+ }
+ // Reset() to avoid printing the same warnings twice when they
+ // are logged by both without-legacy and with-legacy loads.
+ logbuf.Reset()
+ loader.SkipDeprecated = false
+ loader.SkipLegacy = false
+ withDepr, err := loader.Load()
+ if err != nil {
+ return 1
+ }
+
+ // Check for configured vocabulary validity.
+ for id, cc := range withDepr.Clusters {
+ if cc.API.VocabularyPath == "" {
+ continue
+ }
+ vd, err := os.ReadFile(cc.API.VocabularyPath)
+ if err != nil {
+ if errors.Is(err, os.ErrNotExist) {
+ // If the vocabulary path doesn't exist, it might mean that
+ // the current node isn't the controller; so it's not an
+ // error.
+ continue
+ }
+ logger.Errorf("Error reading vocabulary file %q for cluster %s: %s\n", cc.API.VocabularyPath, id, err)
+ continue
+ }
+ mk := make([]string, 0, len(cc.Collections.ManagedProperties))
+ for k := range cc.Collections.ManagedProperties {
+ mk = append(mk, k)
+ }
+ _, err = arvados.NewVocabulary(vd, mk)
+ if err != nil {
+ logger.Errorf("Error loading vocabulary file %q for cluster %s:\n%s\n", cc.API.VocabularyPath, id, err)
+ continue
+ }
+ }
+
+ cmd := exec.Command("diff", "-u", "--label", "without-deprecated-configs", "--label", "relying-on-deprecated-configs", "/dev/fd/3", "/dev/fd/4")
+ for _, obj := range []interface{}{withoutDepr, withDepr} {
+ y, _ := yaml.Marshal(obj)
+ pr, pw, err := os.Pipe()
+ if err != nil {
+ return 1
+ }
+ defer pr.Close()
+ go func() {
+ io.Copy(pw, bytes.NewBuffer(y))
+ pw.Close()
+ }()
+ cmd.ExtraFiles = append(cmd.ExtraFiles, pr)
+ }
+ diff, err := cmd.CombinedOutput()
+ 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
+ if *strict {
+ return 1
+ }
+ } else if len(diff) > 0 {
+ fmt.Fprintf(stderr, "Unexpected diff output:\n%s", diff)
+ if *strict {
+ return 1
+ }
+ } else if err != nil {
+ return 1
+ }
+ if logbuf.Len() > 0 {
+ if *strict {
+ return 1
+ }
+ }
+ return 0
+}
+
+var DumpDefaultsCommand defaultsCommand
+
+type defaultsCommand struct{}
+
+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
+}