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mirror of https://github.com/octoleo/restic.git synced 2024-06-03 17:40:53 +00:00

Add --json support to forget command

Fixes #2184
This commit is contained in:
David Brown 2019-02-22 21:25:41 -07:00
parent 7519c73987
commit 4b0fb5af36

View File

@ -3,6 +3,7 @@ package main
import ( import (
"context" "context"
"encoding/json" "encoding/json"
"io"
"sort" "sort"
"strings" "strings"
@ -182,7 +183,11 @@ func runForget(opts ForgetOptions, gopts GlobalOptions, args []string) error {
} }
if !policy.Empty() { if !policy.Empty() {
Verbosef("Applying Policy: %v\n", policy) if !gopts.JSON {
Verbosef("Applying Policy: %v\n", policy)
}
var jsonGroups []*ForgetGroup
for k, snapshotGroup := range snapshotGroups { for k, snapshotGroup := range snapshotGroups {
var key key var key key
@ -190,36 +195,48 @@ func runForget(opts ForgetOptions, gopts GlobalOptions, args []string) error {
return err return err
} }
var fg ForgetGroup
// Info // Info
Verbosef("snapshots") if !gopts.JSON {
Verbosef("snapshots")
}
var infoStrings []string var infoStrings []string
if GroupByTag { if GroupByTag {
infoStrings = append(infoStrings, "tags ["+strings.Join(key.Tags, ", ")+"]") infoStrings = append(infoStrings, "tags ["+strings.Join(key.Tags, ", ")+"]")
fg.Tags = key.Tags
} }
if GroupByHost { if GroupByHost {
infoStrings = append(infoStrings, "host ["+key.Hostname+"]") infoStrings = append(infoStrings, "host ["+key.Hostname+"]")
fg.Host = key.Hostname
} }
if GroupByPath { if GroupByPath {
infoStrings = append(infoStrings, "paths ["+strings.Join(key.Paths, ", ")+"]") infoStrings = append(infoStrings, "paths ["+strings.Join(key.Paths, ", ")+"]")
fg.Paths = key.Paths
} }
if infoStrings != nil { if infoStrings != nil && !gopts.JSON {
Verbosef(" for (" + strings.Join(infoStrings, ", ") + ")") Verbosef(" for (" + strings.Join(infoStrings, ", ") + ")")
} }
Verbosef(":\n\n") if !gopts.JSON {
Verbosef(":\n\n")
}
keep, remove, reasons := restic.ApplyPolicy(snapshotGroup, policy) keep, remove, reasons := restic.ApplyPolicy(snapshotGroup, policy)
if len(keep) != 0 && !gopts.Quiet { if len(keep) != 0 && !gopts.Quiet && !gopts.JSON {
Printf("keep %d snapshots:\n", len(keep)) Printf("keep %d snapshots:\n", len(keep))
PrintSnapshots(globalOptions.stdout, keep, reasons, opts.Compact) PrintSnapshots(globalOptions.stdout, keep, reasons, opts.Compact)
Printf("\n") Printf("\n")
} }
addJSONSnapshots(&fg.Keep, keep)
if len(remove) != 0 && !gopts.Quiet { if len(remove) != 0 && !gopts.Quiet && !gopts.JSON {
Printf("remove %d snapshots:\n", len(remove)) Printf("remove %d snapshots:\n", len(remove))
PrintSnapshots(globalOptions.stdout, remove, nil, opts.Compact) PrintSnapshots(globalOptions.stdout, remove, nil, opts.Compact)
Printf("\n") Printf("\n")
} }
addJSONSnapshots(&fg.Remove, remove)
jsonGroups = append(jsonGroups, &fg)
removeSnapshots += len(remove) removeSnapshots += len(remove)
@ -233,6 +250,13 @@ func runForget(opts ForgetOptions, gopts GlobalOptions, args []string) error {
} }
} }
} }
if gopts.JSON {
err = printJSONForget(gopts.stdout, jsonGroups)
if err != nil {
return err
}
}
} }
if removeSnapshots > 0 && opts.Prune { if removeSnapshots > 0 && opts.Prune {
@ -244,3 +268,27 @@ func runForget(opts ForgetOptions, gopts GlobalOptions, args []string) error {
return nil return nil
} }
// ForgetGroup helps to print what is forgotten in JSON.
type ForgetGroup struct {
Tags []string `json:"tags"`
Host string `json:"host"`
Paths []string `json:"paths"`
Keep []Snapshot `json:"keep"`
Remove []Snapshot `json:"remove"`
}
func addJSONSnapshots(js *[]Snapshot, list restic.Snapshots) {
for _, sn := range list {
k := Snapshot{
Snapshot: sn,
ID: sn.ID(),
ShortID: sn.ID().Str(),
}
*js = append(*js, k)
}
}
func printJSONForget(stdout io.Writer, forgets []*ForgetGroup) error {
return json.NewEncoder(stdout).Encode(forgets)
}