mirror of
https://github.com/kopia/kopia.git
synced 2026-03-14 12:16:46 -04:00
112 lines
2.7 KiB
Go
112 lines
2.7 KiB
Go
package cli
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import (
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"context"
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"fmt"
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"sort"
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"time"
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"github.com/gogo/protobuf/proto"
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"github.com/kopia/kopia/block"
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"github.com/kopia/kopia/internal/blockmgrpb"
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"github.com/kopia/kopia/repo"
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)
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var (
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blockIndexShowCommand = blockIndexCommands.Command("show", "List block indexes").Alias("cat")
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blockIndexShowSort = blockIndexShowCommand.Flag("sort", "Sort order").Default("offset").Enum("offset", "blockID", "size")
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blockIndexShowIDs = blockIndexShowCommand.Arg("id", "IDs of index blocks to show").Required().Strings()
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)
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type blockIndexEntryInfo struct {
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blockID string
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offset uint32
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size uint32
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inline bool
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}
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func runShowBlockIndexesAction(ctx context.Context, rep *repo.Repository) error {
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var blockIDs []block.PhysicalBlockID
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for _, id := range *blockIndexShowIDs {
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blockIDs = append(blockIDs, block.PhysicalBlockID(id))
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}
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if len(blockIDs) == 1 && blockIDs[0] == "active" {
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b, err := rep.Blocks.ActiveIndexBlocks(ctx)
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if err != nil {
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return err
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}
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sort.Slice(b, func(i, j int) bool {
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return b[i].Timestamp.Before(b[j].Timestamp)
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})
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blockIDs = nil
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for _, bi := range b {
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blockIDs = append(blockIDs, bi.BlockID)
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}
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}
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for _, blockID := range blockIDs {
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data, err := rep.Blocks.GetIndexBlock(ctx, blockID)
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if err != nil {
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return fmt.Errorf("can't read block %q: %v", blockID, err)
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}
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var d blockmgrpb.Indexes
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if err := proto.Unmarshal(data, &d); err != nil {
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return err
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}
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for _, ndx := range d.IndexesV1 {
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printIndexV1(ndx)
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}
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}
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return nil
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}
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func printIndexV1(ndx *blockmgrpb.IndexV1) {
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fmt.Printf("pack:%v len:%v created:%v\n", ndx.PackBlockId, ndx.PackLength, time.Unix(0, int64(ndx.CreateTimeNanos)).Local())
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var lines []blockIndexEntryInfo
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for blk, os := range ndx.Items {
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lines = append(lines, blockIndexEntryInfo{blk, uint32(os >> 32), uint32(os), false})
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}
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for blk, d := range ndx.InlineItems {
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lines = append(lines, blockIndexEntryInfo{blk, 0, uint32(len(d)), true})
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}
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sortIndexBlocks(lines)
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for _, l := range lines {
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if l.inline {
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fmt.Printf(" added %-40v size:%v (inline)\n", l.blockID, l.size)
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} else {
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fmt.Printf(" added %-40v offset:%-10v size:%v\n", l.blockID, l.offset, l.size)
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}
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}
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for _, del := range ndx.DeletedItems {
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fmt.Printf(" deleted %v\n", del)
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}
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}
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func sortIndexBlocks(lines []blockIndexEntryInfo) {
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switch *blockIndexShowSort {
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case "offset":
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sort.Slice(lines, func(i, j int) bool {
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return lines[i].offset < lines[j].offset
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})
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case "blockID":
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sort.Slice(lines, func(i, j int) bool {
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return lines[i].blockID < lines[j].blockID
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})
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case "size":
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sort.Slice(lines, func(i, j int) bool {
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return lines[i].size < lines[j].size
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})
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}
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}
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func init() {
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blockIndexShowCommand.Action(repositoryAction(runShowBlockIndexesAction))
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}
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