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Merge pull request #1876 from restic/forget-explain 

forget: Add --explain
This commit is contained in:
Alexander Neumann 2018-08-25 21:48:44 +02:00
parent 4bc904a527 5937b5b355
commit de307ea2ab
45 changed files with 12275 additions and 3579 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Gopkg.lock generated
View File

@ -104,10 +104,11 @@
version = "v1.1.0"
[[projects]]
digest = "1:2e3c336fc7fde5c984d2841455a658a6d626450b1754a854b3b32e7a8f49a07a"
digest = "1:d2754cafcab0d22c13541618a8029a70a8959eb3525ff201fe971637e2274cd0"
name = "github.com/google/go-cmp"
packages = [
"cmp",
"cmp/cmpopts",
"cmp/internal/diff",
"cmp/internal/function",
"cmp/internal/value",
@ -449,6 +450,7 @@
"github.com/cenkalti/backoff",
"github.com/elithrar/simple-scrypt",
"github.com/google/go-cmp/cmp",
"github.com/google/go-cmp/cmp/cmpopts",
"github.com/juju/ratelimit",
"github.com/kurin/blazer/b2",
"github.com/mattn/go-isatty",

7
changelog/unreleased/pull-1876 Normal file
View File

@ -0,0 +1,7 @@
Enhancement: Display reason why forget keeps snapshots
We've added a column to the list of snapshots `forget` keeps which details the
reasons to keep a particuliar snapshot. This makes debugging policies for
forget much easier. Please remember to always try things out with `--dry-run`!
https://github.com/restic/restic/pull/1876

17
cmd/restic/cmd_cache.go
View File

@ -9,6 +9,7 @@ import (
"github.com/restic/restic/internal/cache"
"github.com/restic/restic/internal/errors"
"github.com/restic/restic/internal/fs"
"github.com/restic/restic/internal/ui/table"
"github.com/spf13/cobra"
)
@ -85,9 +86,17 @@ func runCache(opts CacheOptions, gopts GlobalOptions, args []string) error {
return nil
}
tab := NewTable()
tab.Header = fmt.Sprintf("%-14s %-16s %s", "Repository ID", "Last Used", "Old")
tab.RowFormat = "%-14s %-16s %s"
tab := table.New()
type data struct {
ID string
Last string
Old string
}
tab.AddColumn("Repo ID", "{{ .ID }}")
tab.AddColumn("Last Used", "{{ .Last }}")
tab.AddColumn("Old", "{{ .Old }}")
dirs, err := cache.All(cachedir)
if err != nil {
@ -109,7 +118,7 @@ func runCache(opts CacheOptions, gopts GlobalOptions, args []string) error {
old = "yes"
}
tab.Rows = append(tab.Rows, []interface{}{
tab.AddRow(data{
entry.Name()[:10],
fmt.Sprintf("%d days ago", uint(time.Since(entry.ModTime()).Hours()/24)),
old,

6
cmd/restic/cmd_forget.go
View File

@ -206,17 +206,17 @@ func runForget(opts ForgetOptions, gopts GlobalOptions, args []string) error {
}
Verbosef(":\n\n")
keep, remove := restic.ApplyPolicy(snapshotGroup, policy)
keep, remove, reasons := restic.ApplyPolicy(snapshotGroup, policy)
if len(keep) != 0 && !gopts.Quiet {
Printf("keep %d snapshots:\n", len(keep))
PrintSnapshots(globalOptions.stdout, keep, opts.Compact)
PrintSnapshots(globalOptions.stdout, keep, reasons, opts.Compact)
Printf("\n")
}
if len(remove) != 0 && !gopts.Quiet {
Printf("remove %d snapshots:\n", len(remove))
PrintSnapshots(globalOptions.stdout, remove, opts.Compact)
PrintSnapshots(globalOptions.stdout, remove, nil, opts.Compact)
Printf("\n")
}

78
cmd/restic/cmd_key.go
View File

@ -3,7 +3,6 @@ package main
import (
"context"
"encoding/json"
"fmt"
"io/ioutil"
"os"
"strings"
@ -11,6 +10,7 @@ import (
"github.com/restic/restic/internal/errors"
"github.com/restic/restic/internal/repository"
"github.com/restic/restic/internal/restic"
"github.com/restic/restic/internal/ui/table"
"github.com/spf13/cobra"
)
@ -36,53 +36,18 @@ func init() {
flags.StringVarP(&newPasswordFile, "new-password-file", "", "", "the file from which to load a new password")
}
type keyInfo struct {
Current bool `json:"current"`
ID string `json:"id"`
UserName string `json:"userName"`
HostName string `json:"hostName"`
Created string `json:"created"`
}
func (ki keyInfo) CurrentStr() string {
if ki.Current {
return "*"
}
return " "
}
func listKeys(ctx context.Context, s *repository.Repository, gopts GlobalOptions) error {
var (
appendKey func(keyInfo)
printKeys func() error
)
switch gopts.JSON {
case true:
var keys []keyInfo
appendKey = func(key keyInfo) {
keys = append(keys, key)
}
printKeys = func() error {
return json.NewEncoder(gopts.stdout).Encode(keys)
}
default:
tab := NewTable()
tab.Header = fmt.Sprintf(" %-10s %-10s %-10s %s", "ID", "User", "Host", "Created")
tab.RowFormat = "%s%-10s %-10s %-10s %s"
appendKey = func(key keyInfo) {
tab.Rows = append(tab.Rows, []interface{}{key.CurrentStr(), key.ID, key.UserName, key.HostName, key.Created})
}
printKeys = func() error {
return tab.Write(globalOptions.stdout)
}
type keyInfo struct {
Current bool `json:"current"`
ID string `json:"id"`
UserName string `json:"userName"`
HostName string `json:"hostName"`
Created string `json:"created"`
}
if err := s.List(ctx, restic.KeyFile, func(id restic.ID, size int64) error {
var keys []keyInfo
err := s.List(ctx, restic.KeyFile, func(id restic.ID, size int64) error {
k, err := repository.LoadKey(ctx, s, id.String())
if err != nil {
Warnf("LoadKey() failed: %v\n", err)
@ -97,14 +62,29 @@ func listKeys(ctx context.Context, s *repository.Repository, gopts GlobalOptions
Created: k.Created.Format(TimeFormat),
}
appendKey(key)
keys = append(keys, key)
return nil
}); err != nil {
})
if err != nil {
return err
}
return printKeys()
if gopts.JSON {
return json.NewEncoder(globalOptions.stdout).Encode(keys)
}
tab := table.New()
tab.AddColumn(" ID", "{{if .Current}}*{{else}} {{end}}{{ .ID }}")
tab.AddColumn("User", "{{ .UserName }}")
tab.AddColumn("Host", "{{ .HostName }}")
tab.AddColumn("Created", "{{ .Created }}")
for _, key := range keys {
tab.AddRow(key)
}
return tab.Write(globalOptions.stdout)
}
// testKeyNewPassword is used to set a new password during integration testing.

121
cmd/restic/cmd_snapshots.go
View File

@ -9,6 +9,7 @@ import (
"strings"
"github.com/restic/restic/internal/restic"
"github.com/restic/restic/internal/ui/table"
"github.com/spf13/cobra"
)
@ -81,7 +82,7 @@ func runSnapshots(opts SnapshotOptions, gopts GlobalOptions, args []string) erro
}
return nil
}
PrintSnapshots(gopts.stdout, list, opts.Compact)
PrintSnapshots(gopts.stdout, list, nil, opts.Compact)
return nil
}
@ -123,7 +124,16 @@ func FilterLastSnapshots(list restic.Snapshots) restic.Snapshots {
}
// PrintSnapshots prints a text table of the snapshots in list to stdout.
func PrintSnapshots(stdout io.Writer, list restic.Snapshots, compact bool) {
func PrintSnapshots(stdout io.Writer, list restic.Snapshots, reasons []restic.KeepReason, compact bool) {
// keep the reasons a snasphot is being kept in a map, so that it doesn't
// get lost when the list of snapshots is sorted
keepReasons := make(map[restic.ID]restic.KeepReason, len(reasons))
if len(reasons) > 0 {
for i, sn := range list {
id := sn.ID()
keepReasons[*id] = reasons[i]
}
}
// always sort the snapshots so that the newer ones are listed last
sort.SliceStable(list, func(i, j int) bool {
@ -143,71 +153,72 @@ func PrintSnapshots(stdout io.Writer, list restic.Snapshots, compact bool) {
}
}
tab := NewTable()
if !compact {
tab.Header = fmt.Sprintf("%-8s %-19s %-*s %-*s %-3s %s", "ID", "Date", -maxHost, "Host", -maxTag, "Tags", "", "Directory")
tab.RowFormat = fmt.Sprintf("%%-8s %%-19s %%%ds %%%ds %%-3s %%s", -maxHost, -maxTag)
tab := table.New()
if compact {
tab.AddColumn("ID", "{{ .ID }}")
tab.AddColumn("Time", "{{ .Timestamp }}")
tab.AddColumn("Host", "{{ .Hostname }}")
tab.AddColumn("Tags ", `{{ join .Tags "\n" }}`)
} else {
tab.Header = fmt.Sprintf("%-8s %-19s %-*s %-*s", "ID", "Date", -maxHost, "Host", -maxTag, "Tags")
tab.RowFormat = fmt.Sprintf("%%-8s %%-19s %%%ds %%s", -maxHost)
tab.AddColumn("ID", "{{ .ID }}")
tab.AddColumn("Time", "{{ .Timestamp }}")
tab.AddColumn("Host ", "{{ .Hostname }}")
tab.AddColumn("Tags ", `{{ join .Tags "," }}`)
if len(reasons) > 0 {
tab.AddColumn("Reasons", `{{ join .Reasons "\n" }}`)
}
tab.AddColumn("Paths", `{{ join .Paths "\n" }}`)
}
type snapshot struct {
ID string
Timestamp string
Hostname string
Tags []string
Reasons []string
Paths []string
}
var multiline bool
for _, sn := range list {
if len(sn.Paths) == 0 {
continue
data := snapshot{
ID: sn.ID().Str(),
Timestamp: sn.Time.Format(TimeFormat),
Hostname: sn.Hostname,
Tags: sn.Tags,
Paths: sn.Paths,
}
firstTag := ""
if len(sn.Tags) > 0 {
firstTag = sn.Tags[0]
if len(reasons) > 0 {
id := sn.ID()
data.Reasons = keepReasons[*id].Matches
}
rows := len(sn.Paths)
if rows < len(sn.Tags) {
rows = len(sn.Tags)
if len(sn.Paths) > 1 {
multiline = true
}
treeElement := " "
if rows != 1 {
treeElement = "┌──"
}
if !compact {
tab.Rows = append(tab.Rows, []interface{}{sn.ID().Str(), sn.Time.Format(TimeFormat), sn.Hostname, firstTag, treeElement, sn.Paths[0]})
} else {
allTags := ""
for _, tag := range sn.Tags {
allTags += tag + " "
}
tab.Rows = append(tab.Rows, []interface{}{sn.ID().Str(), sn.Time.Format(TimeFormat), sn.Hostname, allTags})
continue
}
if len(sn.Tags) > rows {
rows = len(sn.Tags)
}
for i := 1; i < rows; i++ {
path := ""
if len(sn.Paths) > i {
path = sn.Paths[i]
}
tag := ""
if len(sn.Tags) > i {
tag = sn.Tags[i]
}
treeElement := "│"
if i == (rows - 1) {
treeElement = "└──"
}
tab.Rows = append(tab.Rows, []interface{}{"", "", "", tag, treeElement, path})
}
tab.AddRow(data)
}
tab.Footer = fmt.Sprintf("%d snapshots", len(list))
tab.AddFooter(fmt.Sprintf("%d snapshots", len(list)))
if multiline {
// print an additional blank line between snapshots
var last int
tab.PrintData = func(w io.Writer, idx int, s string) error {
var err error
if idx == last {
_, err = fmt.Fprintf(w, "%s\n", s)
} else {
_, err = fmt.Fprintf(w, "\n%s\n", s)
}
last = idx
return err
}
}
tab.Write(stdout)
}

3
cmd/restic/global.go
View File

@ -38,6 +38,9 @@ import (
var version = "0.9.2-dev (compiled manually)"
// TimeFormat is the format used for all timestamps printed by restic.
const TimeFormat = "2006-01-02 15:04:05"
// GlobalOptions hold all global options for restic.
type GlobalOptions struct {
Repo string

63
cmd/restic/table.go
View File

@ -1,63 +0,0 @@
package main
import (
"fmt"
"io"
"strings"
)
// Table contains data for a table to be printed.
type Table struct {
Header string
Rows [][]interface{}
Footer string
RowFormat string
}
// NewTable initializes a new Table.
func NewTable() Table {
return Table{
Rows: [][]interface{}{},
}
}
func (t Table) printSeparationLine(w io.Writer) error {
_, err := fmt.Fprintln(w, strings.Repeat("-", 70))
return err
}
// Write prints the table to w.
func (t Table) Write(w io.Writer) error {
_, err := fmt.Fprintln(w, t.Header)
if err != nil {
return err
}
err = t.printSeparationLine(w)
if err != nil {
return err
}
for _, row := range t.Rows {
_, err = fmt.Fprintf(w, t.RowFormat+"\n", row...)
if err != nil {
return err
}
}
err = t.printSeparationLine(w)
if err != nil {
return err
}
_, err = fmt.Fprintln(w, t.Footer)
if err != nil {
return err
}
return nil
}
// TimeFormat is the format used for all timestamps printed by restic.
const TimeFormat = "2006-01-02 15:04:05"

67
internal/restic/snapshot_policy.go
View File

@ -6,6 +6,8 @@ import (
"sort"
"strings"
"time"
"github.com/restic/restic/internal/debug"
)
// ExpirePolicy configures which snapshots should be automatically removed.
@ -125,41 +127,70 @@ func findLatestTimestamp(list Snapshots) time.Time {
return latest
}
// KeepReason specifies why a particular snapshot was kept, and the counters at
// that point in the policy evaluation.
type KeepReason struct {
Snapshot *Snapshot `json:"snapshot"`
// description text which criteria match, e.g. "daily", "monthly"
Matches []string `json:"matches"`
// the counters after evaluating the current snapshot
Counters struct {
Last int `json:"last,omitempty"`
Hourly int `json:"hourly,omitempty"`
Daily int `json:"daily,omitempty"`
Weekly int `json:"weekly,omitempty"`
Monthly int `json:"monthly,omitempty"`
Yearly int `json:"yearly,omitempty"`
} `json:"counters"`
}
// ApplyPolicy returns the snapshots from list that are to be kept and removed
// according to the policy p. list is sorted in the process.
func ApplyPolicy(list Snapshots, p ExpirePolicy) (keep, remove Snapshots) {
// according to the policy p. list is sorted in the process. reasons contains
// the reasons to keep each snapshot, it is in the same order as keep.
func ApplyPolicy(list Snapshots, p ExpirePolicy) (keep, remove Snapshots, reasons []KeepReason) {
sort.Sort(list)
if p.Empty() {
return list, remove
for _, sn := range list {
reasons = append(reasons, KeepReason{
Snapshot: sn,
Matches: []string{"policy is empty"},
})
}
return list, remove, reasons
}
if len(list) == 0 {
return list, remove
return list, nil, nil
}
var buckets = [6]struct {
Count int
bucker func(d time.Time, nr int) int
Last int
reason string
}{
{p.Last, always, -1},
{p.Hourly, ymdh, -1},
{p.Daily, ymd, -1},
{p.Weekly, yw, -1},
{p.Monthly, ym, -1},
{p.Yearly, y, -1},
{p.Last, always, -1, "last snapshot"},
{p.Hourly, ymdh, -1, "hourly snapshot"},
{p.Daily, ymd, -1, "daily snapshot"},
{p.Weekly, yw, -1, "weekly snapshot"},
{p.Monthly, ym, -1, "monthly snapshot"},
{p.Yearly, y, -1, "yearly snapshot"},
}
latest := findLatestTimestamp(list)
for nr, cur := range list {
var keepSnap bool
var keepSnapReasons []string
// Tags are handled specially as they are not counted.
for _, l := range p.Tags {
if cur.HasTags(l) {
keepSnap = true
keepSnapReasons = append(keepSnapReasons, fmt.Sprintf("has tags %v", l))
}
}
@ -168,6 +199,7 @@ func ApplyPolicy(list Snapshots, p ExpirePolicy) (keep, remove Snapshots) {
t := latest.AddDate(-p.Within.Years, -p.Within.Months, -p.Within.Days)
if cur.Time.After(t) {
keepSnap = true
keepSnapReasons = append(keepSnapReasons, fmt.Sprintf("within %v", p.Within))
}
}
@ -176,19 +208,32 @@ func ApplyPolicy(list Snapshots, p ExpirePolicy) (keep, remove Snapshots) {
if b.Count > 0 {
val := b.bucker(cur.Time, nr)
if val != b.Last {
debug.Log("keep %v %v, bucker %v, val %v\n", cur.Time, cur.id.Str(), i, val)
keepSnap = true
buckets[i].Last = val
buckets[i].Count--
keepSnapReasons = append(keepSnapReasons, b.reason)
}
}
}
if keepSnap {
keep = append(keep, cur)
kr := KeepReason{
Snapshot: cur,
Matches: keepSnapReasons,
}
kr.Counters.Last = buckets[0].Count
kr.Counters.Hourly = buckets[1].Count
kr.Counters.Daily = buckets[2].Count
kr.Counters.Weekly = buckets[3].Count
kr.Counters.Monthly = buckets[4].Count
kr.Counters.Yearly = buckets[5].Count
reasons = append(reasons, kr)
} else {
remove = append(remove, cur)
}
}
return keep, remove
return keep, remove, reasons
}

79
internal/restic/snapshot_policy_test.go
View File

@ -5,10 +5,11 @@ import (
"fmt"
"io/ioutil"
"path/filepath"
"reflect"
"testing"
"time"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
"github.com/restic/restic/internal/restic"
)
@ -52,6 +53,43 @@ func TestExpireSnapshotOps(t *testing.T) {
}
}
// ApplyPolicyResult is used to marshal/unmarshal the golden files for
// TestApplyPolicy.
type ApplyPolicyResult struct {
Keep restic.Snapshots `json:"keep"`
Reasons []restic.KeepReason `json:"reasons,omitempty"`
}
func loadGoldenFile(t testing.TB, filename string) (res ApplyPolicyResult) {
buf, err := ioutil.ReadFile(filename)
if err != nil {
t.Fatalf("error loading golden file %v: %v", filename, err)
}
err = json.Unmarshal(buf, &res)
if err != nil {
t.Fatalf("error unmarshalling golden file %v: %v", filename, err)
}
return res
}
func saveGoldenFile(t testing.TB, filename string, keep restic.Snapshots, reasons []restic.KeepReason) {
res := ApplyPolicyResult{
Keep: keep,
Reasons: reasons,
}
buf, err := json.MarshalIndent(res, "", " ")
if err != nil {
t.Fatalf("error marshaling result: %v", err)
}
if err = ioutil.WriteFile(filename, buf, 0644); err != nil {
t.Fatalf("unable to update golden file: %v", err)
}
}
func TestApplyPolicy(t *testing.T) {
var testExpireSnapshots = restic.Snapshots{
{Time: parseTimeUTC("2014-09-01 10:20:30")},
@ -191,10 +229,8 @@ func TestApplyPolicy(t *testing.T) {
for i, p := range tests {
t.Run("", func(t *testing.T) {
keep, remove := restic.ApplyPolicy(testExpireSnapshots, p)
t.Logf("returned keep %v, remove %v (of %v) expired snapshots for policy %v",
len(keep), len(remove), len(testExpireSnapshots), p)
keep, remove, reasons := restic.ApplyPolicy(testExpireSnapshots, p)
if len(keep)+len(remove) != len(testExpireSnapshots) {
t.Errorf("len(keep)+len(remove) = %d != len(testExpireSnapshots) = %d",
@ -206,39 +242,26 @@ func TestApplyPolicy(t *testing.T) {
p.Sum(), len(keep))
}
for _, sn := range keep {
t.Logf(" keep snapshot at %v %s", sn.Time, sn.Tags)
}
for _, sn := range remove {
t.Logf(" forget snapshot at %v %s", sn.Time, sn.Tags)
if len(keep) != len(reasons) {
t.Errorf("got %d keep reasons for %d snapshots to keep, these must be equal", len(reasons), len(keep))
}
goldenFilename := filepath.Join("testdata", fmt.Sprintf("policy_keep_snapshots_%d", i))
if *updateGoldenFiles {
buf, err := json.MarshalIndent(keep, "", " ")
if err != nil {
t.Fatalf("error marshaling result: %v", err)
}
if err = ioutil.WriteFile(goldenFilename, buf, 0644); err != nil {
t.Fatalf("unable to update golden file: %v", err)
}
saveGoldenFile(t, goldenFilename, keep, reasons)
}
buf, err := ioutil.ReadFile(goldenFilename)
if err != nil {
t.Fatalf("error loading golden file %v: %v", goldenFilename, err)
want := loadGoldenFile(t, goldenFilename)
cmpOpts := cmpopts.IgnoreUnexported(restic.Snapshot{})
if !cmp.Equal(want.Keep, keep, cmpOpts) {
t.Error(cmp.Diff(want.Keep, keep, cmpOpts))
}
var want restic.Snapshots
err = json.Unmarshal(buf, &want)
if err != nil {
t.Fatalf("error unmarshalling golden file %v: %v", goldenFilename, err)
}
if !reflect.DeepEqual(keep, want) {
t.Fatalf("wrong result, want:\n %v\ngot:\n %v", want, keep)
if !cmp.Equal(want.Reasons, reasons, cmpOpts) {
t.Error(cmp.Diff(want.Reasons, reasons, cmpOpts))
}
})
}

2363
internal/restic/testdata/policy_keep_snapshots_0 vendored
View File

File diff suppressed because it is too large Load Diff

236
internal/restic/testdata/policy_keep_snapshots_1 vendored
View File

@ -1,52 +1,184 @@
[
{
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-06T08:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-05T09:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T16:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:30:03Z",
"tree": null,
"paths": null
}
]
{
"keep": [
{
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-06T08:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-05T09:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T16:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:30:03Z",
"tree": null,
"paths": null
}
],
"reasons": [
{
"snapshot": {
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 9
}
},
{
"snapshot": {
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 8
}
},
{
"snapshot": {
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
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239
internal/restic/testdata/policy_keep_snapshots_10 vendored
View File

@ -1,52 +1,187 @@
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52
internal/restic/testdata/policy_keep_snapshots_11 vendored
View File

@ -1,12 +1,40 @@
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}

98
internal/restic/testdata/policy_keep_snapshots_12 vendored
View File

@ -1,22 +1,76 @@
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103
internal/restic/testdata/policy_keep_snapshots_13 vendored
View File

@ -1,22 +1,81 @@
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144
internal/restic/testdata/policy_keep_snapshots_14 vendored
View File

@ -1,32 +1,112 @@
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172
internal/restic/testdata/policy_keep_snapshots_15 vendored
View File

@ -1,37 +1,135 @@
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77
internal/restic/testdata/policy_keep_snapshots_16 vendored
View File

@ -1,17 +1,60 @@
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}

258
internal/restic/testdata/policy_keep_snapshots_17 vendored
View File

@ -1,52 +1,206 @@
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{
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"time": "2016-01-05T09:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"monthly": 2,
"yearly": 9
}
},
{
"snapshot": {
"time": "2015-11-22T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"monthly snapshot",
"yearly snapshot"
],
"counters": {
"monthly": 1,
"yearly": 8
}
},
{
"snapshot": {
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"monthly snapshot"
],
"counters": {
"yearly": 8
}
},
{
"snapshot": {
"time": "2014-11-22T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"yearly snapshot"
],
"counters": {
"yearly": 7
}
}
]
}

569
internal/restic/testdata/policy_keep_snapshots_18 vendored
View File

@ -1,153 +1,416 @@
[
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": [
"path1",
"path2"
],
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2014-11-15T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2014-11-13T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-12T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-10T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-08T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-20T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-11T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-10T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-09T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-08T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-06T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-05T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-02T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-01T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
}
]
{
"keep": [
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": [
"path1",
"path2"
],
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2014-11-15T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2014-11-13T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-12T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-10T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-08T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-20T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-11T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-10T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-09T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-08T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-06T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-05T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-02T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-01T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
}
],
"reasons": [
{
"snapshot": {
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": [
"path1",
"path2"
],
"tags": [
"foo",
"bar"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-11-15T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-11-13T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-11-12T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-11-10T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-11-08T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-20T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-11T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-10T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-09T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-08T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-06T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-05T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-02T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-10-01T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
"matches": [
"has tags [foo]"
],
"counters": {}
}
]
}

149
internal/restic/testdata/policy_keep_snapshots_19 vendored
View File

@ -1,41 +1,108 @@
[
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": [
"path1",
"path2"
],
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2014-11-15T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
}
]
{
"keep": [
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": [
"path1",
"path2"
],
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2014-11-15T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
}
],
"reasons": [
{
"snapshot": {
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": [
"path1",
"path2"
],
"tags": [
"foo",
"bar"
]
},
"matches": [
"has tags [foo, bar]"
],
"counters": {}
},
{
"snapshot": {
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
"matches": [
"has tags [foo, bar]"
],
"counters": {}
},
{
"snapshot": {
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
"matches": [
"has tags [foo, bar]"
],
"counters": {}
},
{
"snapshot": {
"time": "2014-11-15T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
"matches": [
"has tags [foo, bar]"
],
"counters": {}
}
]
}

351
internal/restic/testdata/policy_keep_snapshots_2 vendored
View File

@ -1,77 +1,274 @@
[
{
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-06T08:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-05T09:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T16:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:30:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:28:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:24:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T11:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T10:23:03Z",
"tree": null,
"paths": null
}
]
{
"keep": [
{
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-06T08:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-05T09:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T16:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:30:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:28:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:24:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T12:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T11:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T10:23:03Z",
"tree": null,
"paths": null
}
],
"reasons": [
{
"snapshot": {
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
"matches": [
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],
"counters": {
"last": 14
}
},
{
"snapshot": {
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 13
}
},
{
"snapshot": {
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 12
}
},
{
"snapshot": {
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 11
}
},
{
"snapshot": {
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 10
}
},
{
"snapshot": {
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 9
}
},
{
"snapshot": {
"time": "2016-01-06T08:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 8
}
},
{
"snapshot": {
"time": "2016-01-05T09:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 7
}
},
{
"snapshot": {
"time": "2016-01-04T16:23:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 6
}
},
{
"snapshot": {
"time": "2016-01-04T12:30:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 5
}
},
{
"snapshot": {
"time": "2016-01-04T12:28:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 4
}
},
{
"snapshot": {
"time": "2016-01-04T12:24:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 3
}
},
{
"snapshot": {
"time": "2016-01-04T12:23:03Z",
"tree": null,
"paths": null
},
"matches": [
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],
"counters": {
"last": 2
}
},
{
"snapshot": {
"time": "2016-01-04T11:23:03Z",
"tree": null,
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},
"matches": [
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],
"counters": {
"last": 1
}
},
{
"snapshot": {
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"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {}
}
]
}

603
internal/restic/testdata/policy_keep_snapshots_20 vendored
View File

@ -1,161 +1,442 @@
[
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": [
"path1",
"path2"
],
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2014-11-15T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2014-11-13T10:20:30.1Z",
"tree": null,
"paths": null,
"tags": [
"bar"
]
},
{
"time": "2014-11-13T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-12T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-10T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-11-08T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-20T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-11T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-10T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
"time": "2014-10-09T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo"
]
},
{
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29
internal/restic/testdata/policy_keep_snapshots_21 vendored
View File

@ -1,7 +1,22 @@
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29
internal/restic/testdata/policy_keep_snapshots_22 vendored
View File

@ -1,7 +1,22 @@
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71
internal/restic/testdata/policy_keep_snapshots_23 vendored
View File

@ -1,17 +1,54 @@
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407
internal/restic/testdata/policy_keep_snapshots_24 vendored
View File

@ -1,97 +1,310 @@
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407
internal/restic/testdata/policy_keep_snapshots_25 vendored
View File

@ -1,97 +1,310 @@
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1376
internal/restic/testdata/policy_keep_snapshots_26 vendored
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2475
internal/restic/testdata/policy_keep_snapshots_3 vendored
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2569
internal/restic/testdata/policy_keep_snapshots_4 vendored
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466
internal/restic/testdata/policy_keep_snapshots_5 vendored
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@ -1,102 +1,364 @@
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75
internal/restic/testdata/policy_keep_snapshots_6 vendored
View File

@ -1,17 +1,58 @@
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236
internal/restic/testdata/policy_keep_snapshots_7 vendored
View File

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696
internal/restic/testdata/policy_keep_snapshots_8 vendored
View File

@ -1,152 +1,544 @@
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{
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"tree": null,
"paths": null
},
{
"time": "2015-09-22T10:20:30Z",
"tree": null,
"paths": null
}
]
{
"keep": [
{
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-06T08:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-05T09:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-04T16:23:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-03T07:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-01T07:08:03Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-22T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-21T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-20T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-18T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-15T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-13T10:20:30.1Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-12T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-10T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-11-08T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-20T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-11T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-10T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-09T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-08T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-06T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-05T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-02T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-10-01T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2015-09-22T10:20:30Z",
"tree": null,
"paths": null
}
],
"reasons": [
{
"snapshot": {
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 29
}
},
{
"snapshot": {
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 28
}
},
{
"snapshot": {
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 27
}
},
{
"snapshot": {
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 26
}
},
{
"snapshot": {
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 25
}
},
{
"snapshot": {
"time": "2016-01-06T08:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 24
}
},
{
"snapshot": {
"time": "2016-01-05T09:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 23
}
},
{
"snapshot": {
"time": "2016-01-04T16:23:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 22
}
},
{
"snapshot": {
"time": "2016-01-03T07:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 21
}
},
{
"snapshot": {
"time": "2016-01-01T07:08:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 20
}
},
{
"snapshot": {
"time": "2015-11-22T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 19
}
},
{
"snapshot": {
"time": "2015-11-21T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 18
}
},
{
"snapshot": {
"time": "2015-11-20T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 17
}
},
{
"snapshot": {
"time": "2015-11-18T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 16
}
},
{
"snapshot": {
"time": "2015-11-15T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 15
}
},
{
"snapshot": {
"time": "2015-11-13T10:20:30.1Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 14
}
},
{
"snapshot": {
"time": "2015-11-12T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 13
}
},
{
"snapshot": {
"time": "2015-11-10T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 12
}
},
{
"snapshot": {
"time": "2015-11-08T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 11
}
},
{
"snapshot": {
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 10
}
},
{
"snapshot": {
"time": "2015-10-20T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 9
}
},
{
"snapshot": {
"time": "2015-10-11T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 8
}
},
{
"snapshot": {
"time": "2015-10-10T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 7
}
},
{
"snapshot": {
"time": "2015-10-09T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 6
}
},
{
"snapshot": {
"time": "2015-10-08T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 5
}
},
{
"snapshot": {
"time": "2015-10-06T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 4
}
},
{
"snapshot": {
"time": "2015-10-05T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 3
}
},
{
"snapshot": {
"time": "2015-10-02T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 2
}
},
{
"snapshot": {
"time": "2015-10-01T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {
"daily": 1
}
},
{
"snapshot": {
"time": "2015-09-22T10:20:30Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {}
}
]
}

152
internal/restic/testdata/policy_keep_snapshots_9 vendored
View File

@ -1,32 +1,120 @@
[
{
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
}
]
{
"keep": [
{
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
{
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
}
],
"reasons": [
{
"snapshot": {
"time": "2016-01-18T12:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot",
"daily snapshot"
],
"counters": {
"last": 4,
"daily": 4
}
},
{
"snapshot": {
"time": "2016-01-12T21:08:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot",
"daily snapshot"
],
"counters": {
"last": 3,
"daily": 3
}
},
{
"snapshot": {
"time": "2016-01-12T21:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot"
],
"counters": {
"last": 2,
"daily": 3
}
},
{
"snapshot": {
"time": "2016-01-09T21:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot",
"daily snapshot"
],
"counters": {
"last": 1,
"daily": 2
}
},
{
"snapshot": {
"time": "2016-01-08T20:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"last snapshot",
"daily snapshot"
],
"counters": {
"daily": 1
}
},
{
"snapshot": {
"time": "2016-01-07T10:02:03Z",
"tree": null,
"paths": null
},
"matches": [
"daily snapshot"
],
"counters": {}
}
]
}

206
internal/ui/table/table.go Normal file
View File

@ -0,0 +1,206 @@
package table
import (
"bytes"
"io"
"strings"
"text/template"
)
// Table contains data for a table to be printed.
type Table struct {
columns []string
templates []*template.Template
data []interface{}
footer []string
CellSeparator string
PrintHeader func(io.Writer, string) error
PrintSeparator func(io.Writer, string) error
PrintData func(io.Writer, int, string) error
PrintFooter func(io.Writer, string) error
}
var funcmap = template.FuncMap{
"join": strings.Join,
}
// New initializes a new Table
func New() *Table {
p := func(w io.Writer, s string) error {
_, err := w.Write(append([]byte(s), '\n'))
return err
}
return &Table{
CellSeparator: " ",
PrintHeader: p,
PrintSeparator: p,
PrintData: func(w io.Writer, _ int, s string) error {
return p(w, s)
},
PrintFooter: p,
}
}
// AddColumn adds a new header field with the header and format, which is
// expected to be template string compatible with text/template. When compiling
// the format fails, AddColumn panics.
func (t *Table) AddColumn(header, format string) {
t.columns = append(t.columns, header)
tmpl, err := template.New("template for " + header).Funcs(funcmap).Parse(format)
if err != nil {
panic(err)
}
t.templates = append(t.templates, tmpl)
}
// AddRow adds a new row to the table, which is filled with data.
func (t *Table) AddRow(data interface{}) {
t.data = append(t.data, data)
}
// AddFooter prints line after the table
func (t *Table) AddFooter(line string) {
t.footer = append(t.footer, line)
}
func printLine(w io.Writer, print func(io.Writer, string) error, sep string, data []string, widths []int) error {
var fields [][]string
maxLines := 1
for _, d := range data {
lines := strings.Split(d, "\n")
if len(lines) > maxLines {
maxLines = len(lines)
}
fields = append(fields, lines)
}
for i := 0; i < maxLines; i++ {
var s string
for fieldNum, lines := range fields {
var v string
if i < len(lines) {
v += lines[i]
}
// apply padding
pad := widths[fieldNum] - len(v)
if pad > 0 {
v += strings.Repeat(" ", pad)
}
if fieldNum > 0 {
v = sep + v
}
s += v
}
err := print(w, strings.TrimRight(s, " "))
if err != nil {
return err
}
}
return nil
}
// Write prints the table to w.
func (t *Table) Write(w io.Writer) error {
columns := len(t.templates)
if columns == 0 {
return nil
}
// collect all data fields from all columns
lines := make([][]string, 0, len(t.data))
buf := bytes.NewBuffer(nil)
for _, data := range t.data {
row := make([]string, 0, len(t.templates))
for _, tmpl := range t.templates {
err := tmpl.Execute(buf, data)
if err != nil {
return err
}
row = append(row, string(buf.Bytes()))
buf.Reset()
}
lines = append(lines, row)
}
// find max width for each cell
columnWidths := make([]int, columns)
for i, desc := range t.columns {
for _, line := range strings.Split(desc, "\n") {
if columnWidths[i] < len(line) {
columnWidths[i] = len(desc)
}
}
}
for _, line := range lines {
for i, content := range line {
for _, l := range strings.Split(content, "\n") {
if columnWidths[i] < len(l) {
columnWidths[i] = len(l)
}
}
}
}
// calculate the total width of the table
totalWidth := 0
for _, width := range columnWidths {
totalWidth += width
}
totalWidth += (columns - 1) * len(t.CellSeparator)
// write header
if len(t.columns) > 0 {
err := printLine(w, t.PrintHeader, t.CellSeparator, t.columns, columnWidths)
if err != nil {
return err
}
// draw separation line
err = t.PrintSeparator(w, strings.Repeat("-", totalWidth))
if err != nil {
return err
}
}
// write all the lines
for i, line := range lines {
print := func(w io.Writer, s string) error {
return t.PrintData(w, i, s)
}
err := printLine(w, print, t.CellSeparator, line, columnWidths)
if err != nil {
return err
}
}
// draw separation line
err := t.PrintSeparator(w, strings.Repeat("-", totalWidth))
if err != nil {
return err
}
if len(t.footer) > 0 {
// write the footer
for _, line := range t.footer {
err := t.PrintFooter(w, line)
if err != nil {
return err
}
}
}
return nil
}

162
internal/ui/table/table_test.go Normal file
View File

@ -0,0 +1,162 @@
package table
import (
"bytes"
"strings"
"testing"
)
func TestTable(t *testing.T) {
var tests = []struct {
create func(t testing.TB) *Table
output string
}{
{
func(t testing.TB) *Table {
return New()
},
"",
},
{
func(t testing.TB) *Table {
table := New()
table.AddColumn("first column", "data: {{.First}}")
table.AddRow(struct{ First string }{"first data field"})
return table
},
`
first column
----------------------
data: first data field
----------------------
`,
},
{
func(t testing.TB) *Table {
table := New()
table.AddColumn(" first column ", "data: {{.First}}")
table.AddRow(struct{ First string }{"d"})
return table
},
`
first column
----------------
data: d
----------------
`,
},
{
func(t testing.TB) *Table {
table := New()
table.AddColumn("first column", "data: {{.First}}")
table.AddRow(struct{ First string }{"first data field"})
table.AddRow(struct{ First string }{"second data field"})
table.AddFooter("footer1")
table.AddFooter("footer2")
return table
},
`
first column
-----------------------
data: first data field
data: second data field
-----------------------
footer1
footer2
`,
},
{
func(t testing.TB) *Table {
table := New()
table.AddColumn(" first name", `{{printf "%12s" .FirstName}}`)
table.AddColumn("last name", "{{.LastName}}")
table.AddRow(struct{ FirstName, LastName string }{"firstname", "lastname"})
table.AddRow(struct{ FirstName, LastName string }{"John", "Doe"})
table.AddRow(struct{ FirstName, LastName string }{"Johann", "van den Berjen"})
return table
},
`
first name last name
----------------------------
firstname lastname
John Doe
Johann van den Berjen
----------------------------
`,
},
{
func(t testing.TB) *Table {
table := New()
table.AddColumn("host name", `{{.Host}}`)
table.AddColumn("time", `{{.Time}}`)
table.AddColumn("zz", "xxx")
table.AddColumn("tags", `{{join .Tags ","}}`)
table.AddColumn("dirs", `{{join .Dirs ","}}`)
type data struct {
Host string
Time string
Tags, Dirs []string
}
table.AddRow(data{"foo", "2018-08-19 22:22:22", []string{"work"}, []string{"/home/user/work"}})
table.AddRow(data{"foo", "2018-08-19 22:22:22", []string{"other"}, []string{"/home/user/other"}})
table.AddRow(data{"foo", "2018-08-19 22:22:22", []string{"other"}, []string{"/home/user/other"}})
return table
},
`
host name time zz tags dirs
------------------------------------------------------------
foo 2018-08-19 22:22:22 xxx work /home/user/work
foo 2018-08-19 22:22:22 xxx other /home/user/other
foo 2018-08-19 22:22:22 xxx other /home/user/other
------------------------------------------------------------
`,
},
{
func(t testing.TB) *Table {
table := New()
table.AddColumn("host name", `{{.Host}}`)
table.AddColumn("time", `{{.Time}}`)
table.AddColumn("zz", "xxx")
table.AddColumn("tags", `{{join .Tags "\n"}}`)
table.AddColumn("dirs", `{{join .Dirs "\n"}}`)
type data struct {
Host string
Time string
Tags, Dirs []string
}
table.AddRow(data{"foo", "2018-08-19 22:22:22", []string{"work", "go"}, []string{"/home/user/work", "/home/user/go"}})
table.AddRow(data{"foo", "2018-08-19 22:22:22", []string{"other"}, []string{"/home/user/other"}})
table.AddRow(data{"foo", "2018-08-19 22:22:22", []string{"other", "bar"}, []string{"/home/user/other"}})
return table
},
`
host name time zz tags dirs
------------------------------------------------------------
foo 2018-08-19 22:22:22 xxx work /home/user/work
go /home/user/go
foo 2018-08-19 22:22:22 xxx other /home/user/other
foo 2018-08-19 22:22:22 xxx other /home/user/other
bar
------------------------------------------------------------
`,
},
}
for _, test := range tests {
t.Run("", func(t *testing.T) {
table := test.create(t)
buf := bytes.NewBuffer(nil)
err := table.Write(buf)
if err != nil {
t.Fatal(err)
}
want := strings.TrimLeft(test.output, "\n")
if string(buf.Bytes()) != want {
t.Errorf("wrong output\n---- want ---\n%s\n---- got ---\n%s\n-------\n", want, buf.Bytes())
}
})
}
}

89
vendor/github.com/google/go-cmp/cmp/cmpopts/equate.go generated vendored Normal file
View File

@ -0,0 +1,89 @@
// Copyright 2017, The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE.md file.
// Package cmpopts provides common options for the cmp package.
package cmpopts
import (
"math"
"reflect"
"github.com/google/go-cmp/cmp"
)
func equateAlways(_, _ interface{}) bool { return true }
// EquateEmpty returns a Comparer option that determines all maps and slices
// with a length of zero to be equal, regardless of whether they are nil.
//
// EquateEmpty can be used in conjunction with SortSlices and SortMaps.
func EquateEmpty() cmp.Option {
return cmp.FilterValues(isEmpty, cmp.Comparer(equateAlways))
}
func isEmpty(x, y interface{}) bool {
vx, vy := reflect.ValueOf(x), reflect.ValueOf(y)
return (x != nil && y != nil && vx.Type() == vy.Type()) &&
(vx.Kind() == reflect.Slice || vx.Kind() == reflect.Map) &&
(vx.Len() == 0 && vy.Len() == 0)
}
// EquateApprox returns a Comparer option that determines float32 or float64
// values to be equal if they are within a relative fraction or absolute margin.
// This option is not used when either x or y is NaN or infinite.
//
// The fraction determines that the difference of two values must be within the
// smaller fraction of the two values, while the margin determines that the two
// values must be within some absolute margin.
// To express only a fraction or only a margin, use 0 for the other parameter.
// The fraction and margin must be non-negative.
//
// The mathematical expression used is equivalent to:
// |x-y| ≤ max(fraction*min(|x|, |y|), margin)
//
// EquateApprox can be used in conjunction with EquateNaNs.
func EquateApprox(fraction, margin float64) cmp.Option {
if margin < 0 || fraction < 0 || math.IsNaN(margin) || math.IsNaN(fraction) {
panic("margin or fraction must be a non-negative number")
}
a := approximator{fraction, margin}
return cmp.Options{
cmp.FilterValues(areRealF64s, cmp.Comparer(a.compareF64)),
cmp.FilterValues(areRealF32s, cmp.Comparer(a.compareF32)),
}
}
type approximator struct{ frac, marg float64 }
func areRealF64s(x, y float64) bool {
return !math.IsNaN(x) && !math.IsNaN(y) && !math.IsInf(x, 0) && !math.IsInf(y, 0)
}
func areRealF32s(x, y float32) bool {
return areRealF64s(float64(x), float64(y))
}
func (a approximator) compareF64(x, y float64) bool {
relMarg := a.frac * math.Min(math.Abs(x), math.Abs(y))
return math.Abs(x-y) <= math.Max(a.marg, relMarg)
}
func (a approximator) compareF32(x, y float32) bool {
return a.compareF64(float64(x), float64(y))
}
// EquateNaNs returns a Comparer option that determines float32 and float64
// NaN values to be equal.
//
// EquateNaNs can be used in conjunction with EquateApprox.
func EquateNaNs() cmp.Option {
return cmp.Options{
cmp.FilterValues(areNaNsF64s, cmp.Comparer(equateAlways)),
cmp.FilterValues(areNaNsF32s, cmp.Comparer(equateAlways)),
}
}
func areNaNsF64s(x, y float64) bool {
return math.IsNaN(x) && math.IsNaN(y)
}
func areNaNsF32s(x, y float32) bool {
return areNaNsF64s(float64(x), float64(y))
}

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// Copyright 2017, The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE.md file.
package cmpopts
import (
"fmt"
"reflect"
"unicode"
"unicode/utf8"
"github.com/google/go-cmp/cmp"
)
// IgnoreFields returns an Option that ignores exported fields of the
// given names on a single struct type.
// The struct type is specified by passing in a value of that type.
//
// The name may be a dot-delimited string (e.g., "Foo.Bar") to ignore a
// specific sub-field that is embedded or nested within the parent struct.
//
// This does not handle unexported fields; use IgnoreUnexported instead.
func IgnoreFields(typ interface{}, names ...string) cmp.Option {
sf := newStructFilter(typ, names...)
return cmp.FilterPath(sf.filter, cmp.Ignore())
}
// IgnoreTypes returns an Option that ignores all values assignable to
// certain types, which are specified by passing in a value of each type.
func IgnoreTypes(typs ...interface{}) cmp.Option {
tf := newTypeFilter(typs...)
return cmp.FilterPath(tf.filter, cmp.Ignore())
}
type typeFilter []reflect.Type
func newTypeFilter(typs ...interface{}) (tf typeFilter) {
for _, typ := range typs {
t := reflect.TypeOf(typ)
if t == nil {
// This occurs if someone tries to pass in sync.Locker(nil)
panic("cannot determine type; consider using IgnoreInterfaces")
}
tf = append(tf, t)
}
return tf
}
func (tf typeFilter) filter(p cmp.Path) bool {
if len(p) < 1 {
return false
}
t := p.Last().Type()
for _, ti := range tf {
if t.AssignableTo(ti) {
return true
}
}
return false
}
// IgnoreInterfaces returns an Option that ignores all values or references of
// values assignable to certain interface types. These interfaces are specified
// by passing in an anonymous struct with the interface types embedded in it.
// For example, to ignore sync.Locker, pass in struct{sync.Locker}{}.
func IgnoreInterfaces(ifaces interface{}) cmp.Option {
tf := newIfaceFilter(ifaces)
return cmp.FilterPath(tf.filter, cmp.Ignore())
}
type ifaceFilter []reflect.Type
func newIfaceFilter(ifaces interface{}) (tf ifaceFilter) {
t := reflect.TypeOf(ifaces)
if ifaces == nil || t.Name() != "" || t.Kind() != reflect.Struct {
panic("input must be an anonymous struct")
}
for i := 0; i < t.NumField(); i++ {
fi := t.Field(i)
switch {
case !fi.Anonymous:
panic("struct cannot have named fields")
case fi.Type.Kind() != reflect.Interface:
panic("embedded field must be an interface type")
case fi.Type.NumMethod() == 0:
// This matches everything; why would you ever want this?
panic("cannot ignore empty interface")
default:
tf = append(tf, fi.Type)
}
}
return tf
}
func (tf ifaceFilter) filter(p cmp.Path) bool {
if len(p) < 1 {
return false
}
t := p.Last().Type()
for _, ti := range tf {
if t.AssignableTo(ti) {
return true
}
if t.Kind() != reflect.Ptr && reflect.PtrTo(t).AssignableTo(ti) {
return true
}
}
return false
}
// IgnoreUnexported returns an Option that only ignores the immediate unexported
// fields of a struct, including anonymous fields of unexported types.
// In particular, unexported fields within the struct's exported fields
// of struct types, including anonymous fields, will not be ignored unless the
// type of the field itself is also passed to IgnoreUnexported.
func IgnoreUnexported(typs ...interface{}) cmp.Option {
ux := newUnexportedFilter(typs...)
return cmp.FilterPath(ux.filter, cmp.Ignore())
}
type unexportedFilter struct{ m map[reflect.Type]bool }
func newUnexportedFilter(typs ...interface{}) unexportedFilter {
ux := unexportedFilter{m: make(map[reflect.Type]bool)}
for _, typ := range typs {
t := reflect.TypeOf(typ)
if t == nil || t.Kind() != reflect.Struct {
panic(fmt.Sprintf("invalid struct type: %T", typ))
}
ux.m[t] = true
}
return ux
}
func (xf unexportedFilter) filter(p cmp.Path) bool {
sf, ok := p.Index(-1).(cmp.StructField)
if !ok {
return false
}
return xf.m[p.Index(-2).Type()] && !isExported(sf.Name())
}
// isExported reports whether the identifier is exported.
func isExported(id string) bool {
r, _ := utf8.DecodeRuneInString(id)
return unicode.IsUpper(r)
}

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// Copyright 2017, The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE.md file.
package cmpopts
import (
"fmt"
"reflect"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/internal/function"
)
// SortSlices returns a Transformer option that sorts all []V.
// The less function must be of the form "func(T, T) bool" which is used to
// sort any slice with element type V that is assignable to T.
//
// The less function must be:
// • Deterministic: less(x, y) == less(x, y)
// • Irreflexive: !less(x, x)
// • Transitive: if !less(x, y) and !less(y, z), then !less(x, z)
//
// The less function does not have to be "total". That is, if !less(x, y) and
// !less(y, x) for two elements x and y, their relative order is maintained.
//
// SortSlices can be used in conjunction with EquateEmpty.
func SortSlices(less interface{}) cmp.Option {
vf := reflect.ValueOf(less)
if !function.IsType(vf.Type(), function.Less) || vf.IsNil() {
panic(fmt.Sprintf("invalid less function: %T", less))
}
ss := sliceSorter{vf.Type().In(0), vf}
return cmp.FilterValues(ss.filter, cmp.Transformer("Sort", ss.sort))
}
type sliceSorter struct {
in reflect.Type // T
fnc reflect.Value // func(T, T) bool
}
func (ss sliceSorter) filter(x, y interface{}) bool {
vx, vy := reflect.ValueOf(x), reflect.ValueOf(y)
if !(x != nil && y != nil && vx.Type() == vy.Type()) ||
!(vx.Kind() == reflect.Slice && vx.Type().Elem().AssignableTo(ss.in)) ||
(vx.Len() <= 1 && vy.Len() <= 1) {
return false
}
// Check whether the slices are already sorted to avoid an infinite
// recursion cycle applying the same transform to itself.
ok1 := sliceIsSorted(x, func(i, j int) bool { return ss.less(vx, i, j) })
ok2 := sliceIsSorted(y, func(i, j int) bool { return ss.less(vy, i, j) })
return !ok1 || !ok2
}
func (ss sliceSorter) sort(x interface{}) interface{} {
src := reflect.ValueOf(x)
dst := reflect.MakeSlice(src.Type(), src.Len(), src.Len())
for i := 0; i < src.Len(); i++ {
dst.Index(i).Set(src.Index(i))
}
sortSliceStable(dst.Interface(), func(i, j int) bool { return ss.less(dst, i, j) })
ss.checkSort(dst)
return dst.Interface()
}
func (ss sliceSorter) checkSort(v reflect.Value) {
start := -1 // Start of a sequence of equal elements.
for i := 1; i < v.Len(); i++ {
if ss.less(v, i-1, i) {
// Check that first and last elements in v[start:i] are equal.
if start >= 0 && (ss.less(v, start, i-1) || ss.less(v, i-1, start)) {
panic(fmt.Sprintf("incomparable values detected: want equal elements: %v", v.Slice(start, i)))
}
start = -1
} else if start == -1 {
start = i
}
}
}
func (ss sliceSorter) less(v reflect.Value, i, j int) bool {
vx, vy := v.Index(i), v.Index(j)
return ss.fnc.Call([]reflect.Value{vx, vy})[0].Bool()
}
// SortMaps returns a Transformer option that flattens map[K]V types to be a
// sorted []struct{K, V}. The less function must be of the form
// "func(T, T) bool" which is used to sort any map with key K that is
// assignable to T.
//
// Flattening the map into a slice has the property that cmp.Equal is able to
// use Comparers on K or the K.Equal method if it exists.
//
// The less function must be:
// • Deterministic: less(x, y) == less(x, y)
// • Irreflexive: !less(x, x)
// • Transitive: if !less(x, y) and !less(y, z), then !less(x, z)
// • Total: if x != y, then either less(x, y) or less(y, x)
//
// SortMaps can be used in conjunction with EquateEmpty.
func SortMaps(less interface{}) cmp.Option {
vf := reflect.ValueOf(less)
if !function.IsType(vf.Type(), function.Less) || vf.IsNil() {
panic(fmt.Sprintf("invalid less function: %T", less))
}
ms := mapSorter{vf.Type().In(0), vf}
return cmp.FilterValues(ms.filter, cmp.Transformer("Sort", ms.sort))
}
type mapSorter struct {
in reflect.Type // T
fnc reflect.Value // func(T, T) bool
}
func (ms mapSorter) filter(x, y interface{}) bool {
vx, vy := reflect.ValueOf(x), reflect.ValueOf(y)
return (x != nil && y != nil && vx.Type() == vy.Type()) &&
(vx.Kind() == reflect.Map && vx.Type().Key().AssignableTo(ms.in)) &&
(vx.Len() != 0 || vy.Len() != 0)
}
func (ms mapSorter) sort(x interface{}) interface{} {
src := reflect.ValueOf(x)
outType := mapEntryType(src.Type())
dst := reflect.MakeSlice(reflect.SliceOf(outType), src.Len(), src.Len())
for i, k := range src.MapKeys() {
v := reflect.New(outType).Elem()
v.Field(0).Set(k)
v.Field(1).Set(src.MapIndex(k))
dst.Index(i).Set(v)
}
sortSlice(dst.Interface(), func(i, j int) bool { return ms.less(dst, i, j) })
ms.checkSort(dst)
return dst.Interface()
}
func (ms mapSorter) checkSort(v reflect.Value) {
for i := 1; i < v.Len(); i++ {
if !ms.less(v, i-1, i) {
panic(fmt.Sprintf("partial order detected: want %v < %v", v.Index(i-1), v.Index(i)))
}
}
}
func (ms mapSorter) less(v reflect.Value, i, j int) bool {
vx, vy := v.Index(i).Field(0), v.Index(j).Field(0)
if !hasReflectStructOf {
vx, vy = vx.Elem(), vy.Elem()
}
return ms.fnc.Call([]reflect.Value{vx, vy})[0].Bool()
}

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// Copyright 2017, The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE.md file.
// +build !go1.8
package cmpopts
import (
"reflect"
"sort"
)
const hasReflectStructOf = false
func mapEntryType(reflect.Type) reflect.Type {
return reflect.TypeOf(struct{ K, V interface{} }{})
}
func sliceIsSorted(slice interface{}, less func(i, j int) bool) bool {
return sort.IsSorted(reflectSliceSorter{reflect.ValueOf(slice), less})
}
func sortSlice(slice interface{}, less func(i, j int) bool) {
sort.Sort(reflectSliceSorter{reflect.ValueOf(slice), less})
}
func sortSliceStable(slice interface{}, less func(i, j int) bool) {
sort.Stable(reflectSliceSorter{reflect.ValueOf(slice), less})
}
type reflectSliceSorter struct {
slice reflect.Value
less func(i, j int) bool
}
func (ss reflectSliceSorter) Len() int {
return ss.slice.Len()
}
func (ss reflectSliceSorter) Less(i, j int) bool {
return ss.less(i, j)
}
func (ss reflectSliceSorter) Swap(i, j int) {
vi := ss.slice.Index(i).Interface()
vj := ss.slice.Index(j).Interface()
ss.slice.Index(i).Set(reflect.ValueOf(vj))
ss.slice.Index(j).Set(reflect.ValueOf(vi))
}

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// Copyright 2017, The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE.md file.
// +build go1.8
package cmpopts
import (
"reflect"
"sort"
)
const hasReflectStructOf = true
func mapEntryType(t reflect.Type) reflect.Type {
return reflect.StructOf([]reflect.StructField{
{Name: "K", Type: t.Key()},
{Name: "V", Type: t.Elem()},
})
}
func sliceIsSorted(slice interface{}, less func(i, j int) bool) bool {
return sort.SliceIsSorted(slice, less)
}
func sortSlice(slice interface{}, less func(i, j int) bool) {
sort.Slice(slice, less)
}
func sortSliceStable(slice interface{}, less func(i, j int) bool) {
sort.SliceStable(slice, less)
}

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// Copyright 2017, The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE.md file.
package cmpopts
import (
"fmt"
"reflect"
"strings"
"github.com/google/go-cmp/cmp"
)
// filterField returns a new Option where opt is only evaluated on paths that
// include a specific exported field on a single struct type.
// The struct type is specified by passing in a value of that type.
//
// The name may be a dot-delimited string (e.g., "Foo.Bar") to select a
// specific sub-field that is embedded or nested within the parent struct.
func filterField(typ interface{}, name string, opt cmp.Option) cmp.Option {
// TODO: This is currently unexported over concerns of how helper filters
// can be composed together easily.
// TODO: Add tests for FilterField.
sf := newStructFilter(typ, name)
return cmp.FilterPath(sf.filter, opt)
}
type structFilter struct {
t reflect.Type // The root struct type to match on
ft fieldTree // Tree of fields to match on
}
func newStructFilter(typ interface{}, names ...string) structFilter {
// TODO: Perhaps allow * as a special identifier to allow ignoring any
// number of path steps until the next field match?
// This could be useful when a concrete struct gets transformed into
// an anonymous struct where it is not possible to specify that by type,
// but the transformer happens to provide guarantees about the names of
// the transformed fields.
t := reflect.TypeOf(typ)
if t == nil || t.Kind() != reflect.Struct {
panic(fmt.Sprintf("%T must be a struct", typ))
}
var ft fieldTree
for _, name := range names {
cname, err := canonicalName(t, name)
if err != nil {
panic(fmt.Sprintf("%s: %v", strings.Join(cname, "."), err))
}
ft.insert(cname)
}
return structFilter{t, ft}
}
func (sf structFilter) filter(p cmp.Path) bool {
for i, ps := range p {
if ps.Type().AssignableTo(sf.t) && sf.ft.matchPrefix(p[i+1:]) {
return true
}
}
return false
}
// fieldTree represents a set of dot-separated identifiers.
//
// For example, inserting the following selectors:
// Foo
// Foo.Bar.Baz
// Foo.Buzz
// Nuka.Cola.Quantum
//
// Results in a tree of the form:
// {sub: {
// "Foo": {ok: true, sub: {
// "Bar": {sub: {
// "Baz": {ok: true},
// }},
// "Buzz": {ok: true},
// }},
// "Nuka": {sub: {
// "Cola": {sub: {
// "Quantum": {ok: true},
// }},
// }},
// }}
type fieldTree struct {
ok bool // Whether this is a specified node
sub map[string]fieldTree // The sub-tree of fields under this node
}
// insert inserts a sequence of field accesses into the tree.
func (ft *fieldTree) insert(cname []string) {
if ft.sub == nil {
ft.sub = make(map[string]fieldTree)
}
if len(cname) == 0 {
ft.ok = true
return
}
sub := ft.sub[cname[0]]
sub.insert(cname[1:])
ft.sub[cname[0]] = sub
}
// matchPrefix reports whether any selector in the fieldTree matches
// the start of path p.
func (ft fieldTree) matchPrefix(p cmp.Path) bool {
for _, ps := range p {
switch ps := ps.(type) {
case cmp.StructField:
ft = ft.sub[ps.Name()]
if ft.ok {
return true
}
if len(ft.sub) == 0 {
return false
}
case cmp.Indirect:
default:
return false
}
}
return false
}
// canonicalName returns a list of identifiers where any struct field access
// through an embedded field is expanded to include the names of the embedded
// types themselves.
//
// For example, suppose field "Foo" is not directly in the parent struct,
// but actually from an embedded struct of type "Bar". Then, the canonical name
// of "Foo" is actually "Bar.Foo".
//
// Suppose field "Foo" is not directly in the parent struct, but actually
// a field in two different embedded structs of types "Bar" and "Baz".
// Then the selector "Foo" causes a panic since it is ambiguous which one it
// refers to. The user must specify either "Bar.Foo" or "Baz.Foo".
func canonicalName(t reflect.Type, sel string) ([]string, error) {
var name string
sel = strings.TrimPrefix(sel, ".")
if sel == "" {
return nil, fmt.Errorf("name must not be empty")
}
if i := strings.IndexByte(sel, '.'); i < 0 {
name, sel = sel, ""
} else {
name, sel = sel[:i], sel[i:]
}
// Type must be a struct or pointer to struct.
if t.Kind() == reflect.Ptr {
t = t.Elem()
}
if t.Kind() != reflect.Struct {
return nil, fmt.Errorf("%v must be a struct", t)
}
// Find the canonical name for this current field name.
// If the field exists in an embedded struct, then it will be expanded.
if !isExported(name) {
// Disallow unexported fields:
// * To discourage people from actually touching unexported fields
// * FieldByName is buggy (https://golang.org/issue/4876)
return []string{name}, fmt.Errorf("name must be exported")
}
sf, ok := t.FieldByName(name)
if !ok {
return []string{name}, fmt.Errorf("does not exist")
}
var ss []string
for i := range sf.Index {
ss = append(ss, t.FieldByIndex(sf.Index[:i+1]).Name)
}
if sel == "" {
return ss, nil
}
ssPost, err := canonicalName(sf.Type, sel)
return append(ss, ssPost...), err
}