Added creation date to fix the delete command

.github/workflows/release.yml

@@ -0,0 +1,92 @@
+name: Release
+#
+on:
+  push:
+    #branches:
+    #  - master
+    tags:
+      - 'v*.*.*'
+#
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    #
+    steps:
+      - uses: actions/checkout@v3
+      #
+      - name: Setup Go environment
+        uses: actions/setup-go@v3
+        with:
+          go-version: '1.19'
+      - name: Install dependencies
+        run: go mod tidy
+
+      - name: Build go
+        run: go build .
+
+      - name: Get plugin metadata
+        id: metadata
+        run: |
+          sudo apt-get install jq
+          export NEXUS_ID=$(md5sum nexus-cli |  sort | md5sum  | cut -f1  -d ' ')
+          export NEXUS_VERSION=$(md5sum nexus-cli |  sort | md5sum  | cut -f1  -d ' ')
+          export NEXUS_PLUGIN_ARTIFACT=nexus-cli-${NEXUS_VERSION}.zip
+          export NEXUS_ARTIFACTS_CHECKSUM=${NEXUS_VERSION}.md5
+          echo "::set-output name=plugin-id::nexus-cli"
+          echo "::set-output name=plugin-version::${NEXUS_VERSION}"
+          echo "::set-output name=archive::${NEXUS_PLUGIN_ARTIFACT}"
+          echo "::set-output name=archive-checksum::${NEXUS_ARTIFACTS_CHECKSUM}"
+          echo ::set-output name=github-tag::${GITHUB_REF#refs/*/}
+      #
+      - name: Read changelog
+        id: changelog
+        run: |
+          awk '/^## / {s++} s == 1 {print}' CHANGELOG.md > release_notes.md
+          echo "::set-output name=path::release_notes.md"
+
+      - name: Package plugin
+        id: package-plugin
+        run: |
+          zip ${{ steps.metadata.outputs.archive }} nexus-cli -r
+          md5sum ${{ steps.metadata.outputs.archive }} > ${{ steps.metadata.outputs.archive-checksum }}
+          echo "::set-output name=checksum::$(cat ./${{ steps.metadata.outputs.archive-checksum }} | cut -d' ' -f1)"
+
+      - name: Create release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: Release ${{ github.ref }}
+          body_path: ${{ steps.changelog.outputs.path }}
+          draft: true
+      #
+      - name: Add plugin to release
+        id: upload-plugin-asset
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: ./${{ steps.metadata.outputs.archive }}
+          asset_name: ${{ steps.metadata.outputs.archive }}
+          asset_content_type: application/zip
+      #
+      - name: Add checksum to release
+        id: upload-checksum-asset
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: ./${{ steps.metadata.outputs.archive-checksum }}
+          asset_name: ${{ steps.metadata.outputs.archive-checksum }}
+          asset_content_type: text/plain
+      #
+      - name: Publish to Release
+        run: |
+          echo A draft release has been created for your plugin. Please review and publish it. 
+          echo
+          echo '{ "id": "${{ steps.metadata.outputs.plugin-id }}", "type": "${{ steps.metadata.outputs.plugin-type }}", "url": "https://github.com/${{ github.repository }}", "versions": [ { "version": "${{ steps.metadata.outputs.plugin-version }}", "commit": "${{ github.sha }}", "url": "https://github.com/${{ github.repository }}", "download": { "any": { "url": "https://github.com/${{ github.repository }}/releases/download/v${{ steps.metadata.outputs.plugin-version }}/${{ steps.metadata.outputs.archive }}", "md5": "${{ steps.package-plugin.outputs.checksum }}" } } } ] }' | jq 
+#

CHANGELOG.md

@@ -0,0 +1,5 @@
+# Changelog
+
+## 1.0.0
+
+Nexus CLI 

go.mod

@@ -0,0 +1,18 @@
+module github.com/Allan-Nava/nexus-cli
+
+go 1.19
+
+require (
+	github.com/BurntSushi/toml v1.2.0
+	github.com/mlabouardy/nexus-cli v0.0.0-20180823085010-e9ab90ee31be
+	github.com/urfave/cli v1.22.10
+)
+
+require (
+	github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d // indirect
+	github.com/russross/blackfriday/v2 v2.0.1 // indirect
+	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
+	github.com/tidwall/gjson v1.14.3 // indirect
+	github.com/tidwall/match v1.1.1 // indirect
+	github.com/tidwall/pretty v1.2.0 // indirect
+)

go.sum

@@ -0,0 +1,23 @@
+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/BurntSushi/toml v1.2.0 h1:Rt8g24XnyGTyglgET/PRUNlrUeu9F5L+7FilkXfZgs0=
+github.com/BurntSushi/toml v1.2.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
+github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY=
+github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
+github.com/mlabouardy/nexus-cli v0.0.0-20180823085010-e9ab90ee31be h1:5JIRQAv1vxCnmi/YThMfd7Wpr8Sz3gju9wUUZmh23fA=
+github.com/mlabouardy/nexus-cli v0.0.0-20180823085010-e9ab90ee31be/go.mod h1:pmsbmSTdgWwFXXRGWoSScdYQRTEOiymG2DTVN1/FWMQ=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q=
+github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo=
+github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
+github.com/tidwall/gjson v1.14.3 h1:9jvXn7olKEHU1S9vwoMGliaT8jq1vJ7IH/n9zD9Dnlw=
+github.com/tidwall/gjson v1.14.3/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
+github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
+github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
+github.com/tidwall/pretty v1.2.0 h1:RWIZEg2iJ8/g6fDDYzMpobmaoGh5OLl4AXtGUGPcqCs=
+github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
+github.com/urfave/cli v1.22.10 h1:p8Fspmz3iTctJstry1PYS3HVdllxnEzTEsgIgtxTrCk=
+github.com/urfave/cli v1.22.10/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

main.go

@@ -4,8 +4,9 @@ import (
 	"fmt"
 	"html/template"
 	"os"
+	"sort"
 
-	"github.com/mlabouardy/nexus-cli/registry"
+	"github.com/Allan-Nava/nexus-cli/registry"
 	"github.com/urfave/cli"
 )
 
@@ -21,12 +22,16 @@ func main() {
 	app := cli.NewApp()
 	app.Name = "Nexus CLI"
 	app.Usage = "Manage Docker Private Registry on Nexus"
-	app.Version = "1.0.0-beta"
+	app.Version = "1.0.01"
 	app.Authors = []cli.Author{
-		cli.Author{
+		{
 			Name:  "Mohamed Labouardy",
 			Email: "mohamed@labouardy.com",
 		},
+		{
+			Name:  "Allan Nava",
+			Email: "allan.nava@hiway.media",
+		},
 	}
 	app.Commands = []cli.Command{
 		{
@@ -179,20 +184,24 @@ func listTagsByImage(c *cli.Context) error {
 	if imgName == "" {
 		cli.ShowSubcommandHelp(c)
 	}
+	var imageManifests []registry.ImageManifestV1
 	tags, err := r.ListTagsByImage(imgName)
-
-	compareStringNumber := func(str1, str2 string) bool {
-		return extractNumberFromString(str1) < extractNumberFromString(str2)
+	for _, tag := range tags {
+		manifest, _ := r.ImageManifestV1(imgName, tag)
+		imageManifests = append(imageManifests, manifest)
 	}
-	Compare(compareStringNumber).Sort(tags)
+	//
+	sort.Slice(imageManifests, func(i, j int) bool {
+		return imageManifests[i].Date.After(imageManifests[j].Date)
+	})
 
 	if err != nil {
 		return cli.NewExitError(err.Error(), 1)
 	}
-	for _, tag := range tags {
-		fmt.Println(tag)
+	for _, image := range imageManifests {
+		fmt.Println(image.Tag, " created: ", image.Created)
 	}
-	fmt.Printf("There are %d images for %s\n", len(tags), imgName)
+	fmt.Printf("There are %d images for %s\n", len(imageManifests), imgName)
 	return nil
 }
 
@@ -237,20 +246,29 @@ func deleteImage(c *cli.Context) error {
 				cli.ShowSubcommandHelp(c)
 			} else {
 				tags, err := r.ListTagsByImage(imgName)
-				compareStringNumber := func(str1, str2 string) bool {
+				/*compareStringNumber := func(str1, str2 string) bool {
 					return extractNumberFromString(str1) < extractNumberFromString(str2)
 				}
-				Compare(compareStringNumber).Sort(tags)
+				Compare(compareStringNumber).Sort(tags)*/
+				var imageManifests []registry.ImageManifestV1
+				for _, tag := range tags {
+					manifest, _ := r.ImageManifestV1(imgName, tag)
+					imageManifests = append(imageManifests, manifest)
+				}
+				//
+				sort.Slice(imageManifests, func(i, j int) bool {
+					return imageManifests[i].Date.Before(imageManifests[j].Date)
+				})
 				if err != nil {
 					return cli.NewExitError(err.Error(), 1)
 				}
-				if len(tags) >= keep {
-					for _, tag := range tags[:len(tags)-keep] {
-						fmt.Printf("%s:%s image will be deleted ...\n", imgName, tag)
-						r.DeleteImageByTag(imgName, tag)
+				if len(imageManifests) >= keep {
+					for _, tag := range imageManifests[:len(imageManifests)-keep] {
+						fmt.Printf("%s:%s image will be deleted date: %s...\n", imgName, tag.Tag, tag.Created)
+						r.DeleteImageByTag(imgName, tag.Tag)
 					}
 				} else {
-					fmt.Printf("Only %d images are available\n", len(tags))
+					fmt.Printf("Only %d images are available\n", len(imageManifests))
 				}
 			}
 		} else {

registry/registry.go

@@ -4,11 +4,20 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"github.com/BurntSushi/toml"
+	"io"
+	"log"
 	"net/http"
 	"os"
+	"time"
+
+	"github.com/BurntSushi/toml"
+	"github.com/tidwall/gjson"
 )
 
+
+var      Start = time.Now()
+var elapsed = time.Since(Start)
+const ACCEPT_HEADER_V1 = "application/vnd.docker.distribution.manifest.v1+json"
 const ACCEPT_HEADER = "application/vnd.docker.distribution.manifest.v2+json"
 const CREDENTIALS_FILE = ".credentials"
 
@@ -40,6 +49,15 @@ type LayerInfo struct {
 	Digest    string `json:"digest"`
 }
 
+type ImageManifestV1 struct {
+	SchemaVersion int64  `json:"schemaVersion"`
+	Name          string `json:"name"`
+	Tag           string `json:"tag"`
+	Architecture  string `json:"architecture"`
+	Created       string
+	Date          time.Time
+}
+
 func NewRegistry() (Registry, error) {
 	r := Registry{}
 	if _, err := os.Stat(CREDENTIALS_FILE); os.IsNotExist(err) {
@@ -136,6 +154,91 @@ func (r Registry) ImageManifest(image string, tag string) (ImageManifest, error)
 
 }
 
+func (r Registry) ImageManifestV1(image string, tag string) (ImageManifestV1, error) {
+    var tr = &http.Transport{
+            MaxIdleConnsPerHost: 90,
+    }
+	var imageManifest ImageManifestV1
+	var client = &http.Client{
+            Transport: tr,
+    }
+//elapsed = time.Since(Start)
+//  log.Printf("tag is   %s", tag)
+//  log.Printf("begin get tag %s", elapsed)	
+//   Start = time.Now()
+	url := fmt.Sprintf("%s/repository/%s/v2/%s/manifests/%s", r.Host, r.Repository, image, tag)
+	req, err := http.NewRequest("GET", url, nil)
+	req.Header = http.Header{
+    "Accept": {"application/vnd.docker.distribution.manifest.v2+json"},
+}
+	if err != nil {
+		return imageManifest, err
+	}
+	req.SetBasicAuth(r.Username, r.Password)
+	req.Header.Add("Accept", ACCEPT_HEADER_V1)
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return imageManifest, err
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != 200 {
+		return imageManifest, errors.New(fmt.Sprintf("HTTP Code: %d", resp.StatusCode))
+	}
+	b, err := io.ReadAll(resp.Body)
+	// b, err := ioutil.ReadAll(resp.Body)  Go.1.15 and earlier
+	if err != nil {
+		log.Fatalln(err)
+	}
+        resp = nil
+	//json.NewDecoder(resp.Body).Decode(&imageManifest)
+	compatibilityString := gjson.GetBytes(b, `config`)
+	b = nil 
+	digest := gjson.Get(compatibilityString.String(), `digest`)
+
+// log.Printf("digest is    %s", digest)
+
+        url = fmt.Sprintf("%s/repository/%s/v2/%s/blobs/%s", r.Host, r.Repository, image, digest)
+        req, err = http.NewRequest("GET", url, nil)
+        req.Header = http.Header{
+    "Accept": {"application/vnd.docker.distribution.manifest.v2+json"},
+}
+        if err != nil {
+                return imageManifest, err
+        }
+        req.SetBasicAuth(r.Username, r.Password)
+        req.Header.Add("Accept", ACCEPT_HEADER_V1)
+
+        resp, err = client.Do(req)
+        if err != nil {
+                return imageManifest, err
+        }
+        defer resp.Body.Close()
+        if resp.StatusCode != 200 {
+                return imageManifest, errors.New(fmt.Sprintf("HTTP Code: %d", resp.StatusCode))
+        }
+        b, err = io.ReadAll(resp.Body)
+        // b, err := ioutil.ReadAll(resp.Body)  Go.1.15 and earlier
+        if err != nil {
+                log.Fatalln(err)
+        }
+        resp = nil
+        //json.NewDecoder(resp.Body).Decode(&imageManifest)
+	created := gjson.Get(string(b),"created")
+        b = nil
+if !created.Exists() {
+                return imageManifest, err
+}
+
+// log.Printf("created  is   %s", created.String())
+	imageManifest.Created = created.String()
+	imageManifest.Date = created.Time()
+	imageManifest.Tag = tag
+	imageManifest.Name = image
+	//
+	return imageManifest, nil
+}
+
 func (r Registry) DeleteImageByTag(image string, tag string) error {
 	sha, err := r.getImageSHA(image, tag)
 	if err != nil {
@@ -188,4 +291,4 @@ func (r Registry) getImageSHA(image string, tag string) (string, error) {
 	}
 
 	return resp.Header.Get("docker-content-digest"), nil
-}
+}