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/* |
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Copyright © 2022 Clive Walkden <[email protected]> |
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Permission is hereby granted, free of charge, to any person obtaining a copy |
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of this software and associated documentation files (the "Software"), to deal |
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in the Software without restriction, including without limitation the rights |
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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copies of the Software, and to permit persons to whom the Software is |
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furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included in |
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all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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THE SOFTWARE. |
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*/ |
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package cmd |
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import ( |
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"context" |
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"fmt" |
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"github.com/aws/aws-sdk-go-v2/service/s3" |
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"github.com/aws/aws-sdk-go-v2/service/s3/types" |
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"github.com/spf13/viper" |
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"log" |
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"time" |
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"wasabiCleanup/internal/client/wasabi" |
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"wasabiCleanup/internal/config" |
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"wasabiCleanup/internal/reporting" |
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"wasabiCleanup/internal/utils" |
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"github.com/spf13/cobra" |
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) |
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var ( |
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dryRun bool |
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// cleanCmd represents the clean command |
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cleanCmd = &cobra.Command{ |
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Use: "clean", |
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Short: "Clean up the outdated files.", |
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Run: func(cmd *cobra.Command, args []string) { |
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clean(cmd) |
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}, |
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} |
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) |
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type S3Object struct { |
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Key string |
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LastModified time.Time |
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Size int64 |
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} |
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type S3Objects struct { |
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Items []types.ObjectIdentifier |
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Size int64 |
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} |
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func init() { |
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cleanCmd.Flags().BoolVarP(&dryRun, "dryrun", "n", false, "Show what will be deleted but don't delete it") |
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} |
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func clean(cmd *cobra.Command) { |
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dryRun, _ := cmd.Flags().GetBool("dryrun") |
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verbose, _ := cmd.Flags().GetBool("verbose") |
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client := wasabi.Client() |
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report := reporting.Report{DryRun: dryRun} |
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buckets, err := client.ListBuckets(context.TODO(), &s3.ListBucketsInput{}) |
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if err != nil { |
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log.Fatal(err) |
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} |
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log.Println("Working...") |
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for _, object := range buckets.Buckets { |
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if verbose { |
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fmt.Printf("Checking Bucket %s\n", *object.Name) |
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} |
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if config.AppConfig().Buckets[*object.Name] == 0 { |
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if viper.GetBool("verbose") { |
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fmt.Printf("\t- Bucket not in config, skipping\n") |
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} |
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continue |
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} |
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// Return files that need deleting from this bucket based on the Retention Policy |
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objectList := S3Objects{} |
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safeList := S3Objects{} |
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maxKeys := 0 |
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params := &s3.ListObjectsV2Input{Bucket: object.Name} |
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// Create the Paginator for the ListObjectsV2 operation. |
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p := s3.NewListObjectsV2Paginator(client, params, func(o *s3.ListObjectsV2PaginatorOptions) { |
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if v := int32(maxKeys); v != 0 { |
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o.Limit = v |
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} |
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}) |
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// The date we need to delete items prior to |
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comparisonDate := time.Now().AddDate(0, 0, -config.AppConfig().Buckets[*object.Name]-1) |
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if verbose { |
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fmt.Printf("\t- Checking files date is before %s\n", comparisonDate) |
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} |
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// Iterate through the S3 object pages, printing each object returned. |
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var i int |
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for p.HasMorePages() { |
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i++ |
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// Next Page takes a new context for each page retrieval. This is where |
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// you could add timeouts or deadlines. |
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page, err := p.NextPage(context.TODO()) |
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if err != nil { |
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log.Fatalf("\t\tfailed to get page %v, %v", i, err) |
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} |
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if verbose { |
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fmt.Printf("\t\t- Next page (%d)\n", i) |
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} |
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// Log the objects found |
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for _, obj := range page.Contents { |
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if obj.LastModified.Before(comparisonDate) { |
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objectList.Items = append(objectList.Items, types.ObjectIdentifier{ |
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Key: obj.Key, |
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}) |
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objectList.Size += obj.Size |
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if dryRun { |
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if verbose { |
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fmt.Printf("\t\t\t- Deleting object %s\n", *obj.Key) |
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} else { |
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fmt.Printf("\t- Deleting object %s\n", *obj.Key) |
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} |
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} else { |
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if verbose { |
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fmt.Printf("\t\t\t- Deleting object %s\n", *obj.Key) |
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} |
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_, err = client.DeleteObject(context.Background(), &s3.DeleteObjectInput{ |
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Bucket: object.Name, |
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Key: obj.Key, |
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}) |
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if err != nil { |
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panic("Couldn't delete items") |
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} |
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} |
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} else { |
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safeList.Items = append(safeList.Items, types.ObjectIdentifier{ |
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Key: obj.Key, |
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}) |
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safeList.Size += obj.Size |
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} |
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} |
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} |
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result := reporting.Result{ |
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Name: *object.Name, |
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Kept: len(safeList.Items), |
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KeptSize: utils.ByteCountSI(safeList.Size), |
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Deleted: len(objectList.Items), |
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DeletedSize: utils.ByteCountSI(objectList.Size), |
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} |
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report.Result = append(report.Result, result) |
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} |
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reporting.Output(report) |
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} |
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clivewalkden /
go-wasabi-cleanup
