Merge pull request #1194 from mungomat/bugfix_bucker_always

fix: bucker
This commit is contained in:
Alexander Neumann 2017-09-11 19:01:23 +02:00
commit 62df316356
8 changed files with 209 additions and 30 deletions

View File

@ -34,34 +34,34 @@ func (e ExpirePolicy) Empty() bool {
}
// ymdh returns an integer in the form YYYYMMDDHH.
func ymdh(d time.Time) int {
func ymdh(d time.Time, _ int) int {
return d.Year()*1000000 + int(d.Month())*10000 + d.Day()*100 + d.Hour()
}
// ymd returns an integer in the form YYYYMMDD.
func ymd(d time.Time) int {
func ymd(d time.Time, _ int) int {
return d.Year()*10000 + int(d.Month())*100 + d.Day()
}
// yw returns an integer in the form YYYYWW, where WW is the week number.
func yw(d time.Time) int {
func yw(d time.Time, _ int) int {
year, week := d.ISOWeek()
return year*100 + week
}
// ym returns an integer in the form YYYYMM.
func ym(d time.Time) int {
func ym(d time.Time, _ int) int {
return d.Year()*100 + int(d.Month())
}
// y returns the year of d.
func y(d time.Time) int {
func y(d time.Time, _ int) int {
return d.Year()
}
// always returns a unique number for d.
func always(d time.Time) int {
return int(d.UnixNano())
func always(d time.Time, nr int) int {
return nr
}
// ApplyPolicy returns the snapshots from list that are to be kept and removed
@ -79,7 +79,7 @@ func ApplyPolicy(list Snapshots, p ExpirePolicy) (keep, remove Snapshots) {
var buckets = [6]struct {
Count int
bucker func(d time.Time) int
bucker func(d time.Time, nr int) int
Last int
}{
{p.Last, always, -1},
@ -90,7 +90,7 @@ func ApplyPolicy(list Snapshots, p ExpirePolicy) (keep, remove Snapshots) {
{p.Yearly, y, -1},
}
for _, cur := range list {
for nr, cur := range list {
var keepSnap bool
// Tags are handled specially as they are not counted.
@ -103,7 +103,7 @@ func ApplyPolicy(list Snapshots, p ExpirePolicy) (keep, remove Snapshots) {
// Now update the other buckets and see if they have some counts left.
for i, b := range buckets {
if b.Count > 0 {
val := b.bucker(cur.Time)
val := b.bucker(cur.Time, nr)
if val != b.Last {
keepSnap = true
buckets[i].Last = val

View File

@ -114,6 +114,10 @@ var testExpireSnapshots = restic.Snapshots{
{Time: parseTimeUTC("2015-10-11 10:20:30")},
{Time: parseTimeUTC("2015-10-20 10:20:30")},
{Time: parseTimeUTC("2015-10-22 10:20:30")},
{Time: parseTimeUTC("2015-10-22 10:20:30")},
{Time: parseTimeUTC("2015-10-22 10:20:30"), Tags: []string{"foo", "bar"}},
{Time: parseTimeUTC("2015-10-22 10:20:30"), Tags: []string{"foo", "bar"}},
{Time: parseTimeUTC("2015-10-22 10:20:30"), Tags: []string{"foo", "bar"}, Paths: []string{"path1", "path2"}},
{Time: parseTimeUTC("2015-11-08 10:20:30")},
{Time: parseTimeUTC("2015-11-10 10:20:30")},
{Time: parseTimeUTC("2015-11-12 10:20:30")},

View File

@ -149,6 +149,41 @@
"tree": null,
"paths": null
},
{
"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
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-20T10:20:30Z",
"tree": null,

View File

@ -1,4 +1,34 @@
[
{
"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,

View File

@ -1,4 +1,34 @@
[
{
"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,

View File

@ -1,4 +1,34 @@
[
{
"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,

View File

@ -149,6 +149,41 @@
"tree": null,
"paths": null
},
{
"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
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-20T10:20:30Z",
"tree": null,
@ -522,25 +557,5 @@
"time": "2014-08-13T10:20:30.1Z",
"tree": null,
"paths": null
},
{
"time": "2014-08-13T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2014-08-12T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2014-08-10T10:20:30Z",
"tree": null,
"paths": null
},
{
"time": "2014-08-08T10:20:30Z",
"tree": null,
"paths": null
}
]

View File

@ -149,6 +149,41 @@
"tree": null,
"paths": null
},
{
"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
},
{
"time": "2015-10-22T10:20:30Z",
"tree": null,
"paths": null,
"tags": [
"foo",
"bar"
]
},
{
"time": "2015-10-20T10:20:30Z",
"tree": null,