influxdb/cmd/influxd/upgrade/v1_dump_meta.go

106 lines
2.7 KiB
Go

package upgrade
import (
"fmt"
"os"
"path/filepath"
"text/tabwriter"
"github.com/influxdata/influxdb/v2/fluxinit"
"github.com/spf13/cobra"
)
var v1DumpMetaCommand = &cobra.Command{
Use: "v1-dump-meta",
Short: "Dump InfluxDB 1.x meta.db",
Args: cobra.NoArgs,
Hidden: true,
RunE: func(cmd *cobra.Command, args []string) error {
fluxinit.FluxInit()
svc, err := newInfluxDBv1(&v1DumpMetaOptions)
if err != nil {
return fmt.Errorf("error opening 1.x meta.db: %w", err)
}
meta := svc.meta
tw := tabwriter.NewWriter(os.Stdout, 15, 4, 1, ' ', 0)
showBool := func(b bool) string {
if b {
return "✓"
}
return ""
}
fmt.Fprintln(os.Stdout, "Databases")
fmt.Fprintln(os.Stdout, "---------")
fmt.Fprintf(tw, "%s\t%s\t%s\n", "Name", "Default RP", "Shards")
for _, row := range meta.Databases() {
fmt.Fprintf(tw, "%s\t%s\t", row.Name, row.DefaultRetentionPolicy)
for i, si := range row.ShardInfos() {
if i > 0 {
fmt.Fprint(tw, ",")
}
fmt.Fprintf(tw, "%d", si.ID)
}
fmt.Fprintln(tw)
}
_ = tw.Flush()
fmt.Fprintln(os.Stdout)
fmt.Fprintln(os.Stdout, "Retention policies")
fmt.Fprintln(os.Stdout, "---------")
fmt.Fprintf(tw, "%s\t%s\t%s\t%s\n", "Database", "Name", "Duration", "Shard Group duration")
for _, db := range meta.Databases() {
for _, rp := range db.RetentionPolicies {
fmt.Fprintf(tw, "%s\t%s\t%s\t%s\n", db.Name, rp.Name, rp.Duration.String(), rp.ShardGroupDuration.String())
}
}
_ = tw.Flush()
fmt.Fprintln(os.Stdout)
fmt.Fprintln(os.Stdout, "Shard groups")
fmt.Fprintln(os.Stdout, "---------")
fmt.Fprintf(tw, "%s\t%s\t%s\t%s\n", "Database/RP", "Start Time", "End Time", "Shards")
for _, db := range meta.Databases() {
for _, rp := range db.RetentionPolicies {
for _, sg := range rp.ShardGroups {
fmt.Fprintf(tw, "%s/%s\t%s\t%s\t", db.Name, rp.Name, sg.StartTime.String(), sg.EndTime.String())
for i, si := range sg.Shards {
if i > 0 {
fmt.Fprint(tw, ",")
}
fmt.Fprintf(tw, "%d", si.ID)
}
fmt.Fprintln(tw)
}
}
}
_ = tw.Flush()
fmt.Fprintln(os.Stdout)
fmt.Fprintln(os.Stdout, "Users")
fmt.Fprintln(os.Stdout, "-----")
fmt.Fprintf(tw, "%s\t%s\n", "Name", "Admin")
for _, row := range meta.Users() {
fmt.Fprintf(tw, "%s\t%s\n", row.Name, showBool(row.Admin))
}
_ = tw.Flush()
fmt.Fprintln(os.Stdout)
return nil
},
}
var v1DumpMetaOptions = optionsV1{}
func init() {
flags := v1DumpMetaCommand.Flags()
v1dir, err := influxDirV1()
if err != nil {
panic("error fetching default InfluxDB 1.x dir: " + err.Error())
}
flags.StringVar(&v1DumpMetaOptions.metaDir, "v1-meta-dir", filepath.Join(v1dir, "meta"), "Path to meta.db directory")
}