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rbf.go
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/
rbf.go
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// Copyright 2020 Pilosa Corp.
//
// 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 cmd
import (
"context"
"errors"
"fmt"
"io"
"strconv"
"github.com/pilosa/pilosa/v2/ctl"
"github.com/spf13/cobra"
)
func newRBFCommand(stdin io.Reader, stdout, stderr io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: "rbf",
Short: "Inspect RBF data files.",
Long: `
Provides a set of commands for inspecting RBF data files.
`,
}
cmd.AddCommand(newRBFCheckCommand(stdin, stdout, stderr))
cmd.AddCommand(newRBFDumpCommand(stdin, stdout, stderr))
cmd.AddCommand(newRBFPagesCommand(stdin, stdout, stderr))
cmd.AddCommand(newRBFPageCommand(stdin, stdout, stderr))
return cmd
}
func newRBFCheckCommand(stdin io.Reader, stdout, stderr io.Writer) *cobra.Command {
c := ctl.NewRBFCheckCommand(stdin, stdout, stderr)
cmd := &cobra.Command{
Use: "check [flags] PATH",
Short: "Run consistency check on RBF data.",
Long: `
Executes a consistency check on an RBF data directory.
`,
Args: func(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
return fmt.Errorf("data directory path required")
} else if len(args) > 1 {
return fmt.Errorf("too many command line arguments")
}
c.Path = args[0]
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
return c.Run(context.Background())
},
}
return cmd
}
func newRBFDumpCommand(stdin io.Reader, stdout, stderr io.Writer) *cobra.Command {
c := ctl.NewRBFDumpCommand(stdin, stdout, stderr)
cmd := &cobra.Command{
Use: "dump [flags] PATH PGNO [PGNO...]",
Short: "Prints RBF raw page data",
Long: `
Dumps the raw hex data for one or more RBF pages.
`,
Args: func(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
return fmt.Errorf("data directory path required")
} else if len(args) == 1 {
return fmt.Errorf("page number required")
}
c.Path = args[0]
for _, arg := range args[1:] {
pgno, err := strconv.Atoi(arg)
if err != nil {
return errors.New("invalid page number")
}
c.Pgnos = append(c.Pgnos, uint32(pgno))
}
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
return c.Run(context.Background())
},
}
return cmd
}
func newRBFPagesCommand(stdin io.Reader, stdout, stderr io.Writer) *cobra.Command {
c := ctl.NewRBFPagesCommand(stdin, stdout, stderr)
cmd := &cobra.Command{
Use: "pages [flags] PATH",
Short: "Prints metadata for the list of all pages",
Long: `
Prints a line for every page in the database with its type/status.
`,
Args: func(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
return fmt.Errorf("data directory path required")
} else if len(args) > 1 {
return fmt.Errorf("too many command line arguments")
}
c.Path = args[0]
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
return c.Run(context.Background())
},
}
flags := cmd.Flags()
flags.BoolVar(&c.WithTree, "with-tree", false, "Display b-tree name for each row")
return cmd
}
func newRBFPageCommand(stdin io.Reader, stdout, stderr io.Writer) *cobra.Command {
c := ctl.NewRBFPageCommand(stdin, stdout, stderr)
cmd := &cobra.Command{
Use: "page [flags] PATH PGNO [PGNO...]",
Short: "Prints data for a page(s)",
Long: `
Prints the header & cell data for one or more pages.
`,
Args: func(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
return fmt.Errorf("data directory path required")
} else if len(args) == 1 {
return fmt.Errorf("page number required")
}
c.Path = args[0]
for _, arg := range args[1:] {
pgno, err := strconv.Atoi(arg)
if err != nil {
return errors.New("invalid page number")
}
c.Pgnos = append(c.Pgnos, uint32(pgno))
}
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
return c.Run(context.Background())
},
}
return cmd
}