//
// SPDX-License-Identifier: AGPL-3.0
-package main
+package keepbalance
import (
+ "bytes"
"context"
"flag"
"fmt"
"io"
- "net/http"
_ "net/http/pprof"
- "os"
+ "git.arvados.org/arvados.git/lib/cmd"
"git.arvados.org/arvados.git/lib/config"
"git.arvados.org/arvados.git/lib/service"
"git.arvados.org/arvados.git/sdk/go/arvados"
"github.com/jmoiron/sqlx"
_ "github.com/lib/pq"
"github.com/prometheus/client_golang/prometheus"
- "github.com/sirupsen/logrus"
)
-func main() {
- os.Exit(runCommand(os.Args[0], os.Args[1:], os.Stdin, os.Stdout, os.Stderr))
-}
+type command struct{}
-func runCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
- logger := ctxlog.FromContext(context.Background())
+var Command = command{}
+func (command) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
var options RunOptions
- flags := flag.NewFlagSet(prog, flag.ExitOnError)
+ flags := flag.NewFlagSet(prog, flag.ContinueOnError)
flags.BoolVar(&options.Once, "once", false,
"balance once and then exit")
- flags.BoolVar(&options.CommitPulls, "commit-pulls", false,
- "send pull requests (make more replicas of blocks that are underreplicated or are not in optimal rendezvous probe order)")
- flags.BoolVar(&options.CommitTrash, "commit-trash", false,
- "send trash requests (delete unreferenced old blocks, and excess replicas of overreplicated blocks)")
+ deprCommitPulls := flags.Bool("commit-pulls", true,
+ "send pull requests (must be true -- configure Collections.BalancePullLimit = 0 to disable.)")
+ deprCommitTrash := flags.Bool("commit-trash", true,
+ "send trash requests (must be true -- configure Collections.BalanceTrashLimit = 0 to disable.)")
flags.BoolVar(&options.CommitConfirmedFields, "commit-confirmed-fields", true,
"update collection fields (replicas_confirmed, storage_classes_confirmed, etc.)")
+ flags.StringVar(&options.ChunkPrefix, "chunk-prefix", "",
+ "operate only on blocks with the given prefix (experimental, see https://dev.arvados.org/issues/19923)")
+ // These options are implemented by service.Command, so we
+ // don't need the vars here -- we just need the flags
+ // to pass flags.Parse().
+ flags.Bool("dump", false, "dump details for each block to stdout")
+ flags.String("pprof", "", "serve Go profile data at `[addr]:port`")
flags.Bool("version", false, "Write version information to stdout and exit 0")
- dumpFlag := flags.Bool("dump", false, "dump details for each block to stdout")
- pprofAddr := flags.String("pprof", "", "serve Go profile data at `[addr]:port`")
-
- if *pprofAddr != "" {
- go func() {
- logrus.Println(http.ListenAndServe(*pprofAddr, nil))
- }()
- }
- loader := config.NewLoader(os.Stdin, logger)
+ logger := ctxlog.New(stderr, "json", "info")
+ loader := config.NewLoader(&bytes.Buffer{}, logger)
loader.SetupFlags(flags)
-
munged := loader.MungeLegacyConfigArgs(logger, args, "-legacy-keepbalance-config")
- flags.Parse(munged)
+ if ok, code := cmd.ParseFlags(flags, prog, munged, "", stderr); !ok {
+ return code
+ }
- if *dumpFlag {
- dumper := logrus.New()
- dumper.Out = os.Stdout
- dumper.Formatter = &logrus.TextFormatter{}
- options.Dumper = dumper
+ if !*deprCommitPulls || !*deprCommitTrash {
+ fmt.Fprint(stderr,
+ "Usage error: the -commit-pulls or -commit-trash command line flags are no longer supported.\n",
+ "Use Collections.BalancePullLimit and Collections.BalanceTrashLimit instead.\n")
+ return cmd.EXIT_INVALIDARGUMENT
}
// Drop our custom args that would be rejected by the generic
}
flags.Visit(func(f *flag.Flag) {
if !dropFlag[f.Name] {
- args = append(args, "-"+f.Name, f.Value.String())
+ args = append(args, "-"+f.Name+"="+f.Value.String())
}
})
Routes: health.Routes{"ping": srv.CheckHealth},
}
- go srv.run()
+ go srv.run(ctx)
return srv
}).RunCommand(prog, args, stdin, stdout, stderr)
}