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bleve/cmd/bleve/cmd/scorch/ascii.go

60 lines
1.6 KiB
Go

// Copyright (c) 2017 Couchbase, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package scorch
import (
"fmt"
"strconv"
"github.com/blevesearch/bleve/index/scorch/mergeplan"
"github.com/spf13/cobra"
)
// asciiCmd represents the ascii command
var asciiCmd = &cobra.Command{
Use: "ascii",
Short: "ascii prints an ascii representation of the segments in a snapshot",
Long: `The ascii command prints an ascii representation of the segments in a given snapshot.`,
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) < 2 {
return fmt.Errorf("snapshot epoch required")
} else if len(args) < 3 {
snapshotEpoch, err := strconv.ParseUint(args[1], 10, 64)
if err != nil {
return err
}
snapshot, err := index.LoadSnapshot(snapshotEpoch)
if err != nil {
return err
}
segments := snapshot.Segments()
var mergePlanSegments []mergeplan.Segment
for _, v := range segments {
mergePlanSegments = append(mergePlanSegments, v)
}
str := mergeplan.ToBarChart(args[1], 25, mergePlanSegments, nil)
fmt.Printf("%s\n", str)
}
return nil
},
}
func init() {
RootCmd.AddCommand(asciiCmd)
}