(feat) publish docker data to create drone card (#347)

* plugin logic to write card data to publish drone card

card.go

@@ -0,0 +1,63 @@
+package docker
+
+import (
+	"encoding/base64"
+	"encoding/json"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"os"
+	"os/exec"
+	"time"
+
+	"github.com/drone/drone-go/drone"
+
+	"github.com/inhies/go-bytesize"
+)
+
+func (p Plugin) writeCard() error {
+	cmd := exec.Command("docker", "inspect", p.Build.Name)
+	data, err := cmd.CombinedOutput()
+	if err != nil {
+		return err
+	}
+
+	out := Inspect{}
+	if err := json.Unmarshal(data, &out); err != nil {
+		return err
+	}
+
+	inspect := out[0]
+	inspect.SizeString = fmt.Sprint(bytesize.New(float64(inspect.Size)))
+	inspect.VirtualSizeString = fmt.Sprint(bytesize.New(float64(inspect.VirtualSize)))
+	inspect.Time = fmt.Sprint(inspect.Metadata.LastTagTime.Format(time.RFC3339))
+	cardData, _ := json.Marshal(inspect)
+
+	card := drone.CardInput{
+		Schema: "https://drone-plugins.github.io/drone-docker/card.json",
+		Data:   cardData,
+	}
+
+	writeCard(p.CardPath, &card)
+	return nil
+}
+
+func writeCard(path string, card interface{}) {
+	data, _ := json.Marshal(card)
+	switch {
+	case path == "/dev/stdout":
+		writeCardTo(os.Stdout, data)
+	case path == "/dev/stderr":
+		writeCardTo(os.Stderr, data)
+	case path != "":
+		ioutil.WriteFile(path, data, 0644)
+	}
+}
+
+func writeCardTo(out io.Writer, data []byte) {
+	encoded := base64.StdEncoding.EncodeToString(data)
+	io.WriteString(out, "\u001B]1338;")
+	io.WriteString(out, encoded)
+	io.WriteString(out, "\u001B]0m")
+	io.WriteString(out, "\n")
+}

cmd/drone-docker/main.go

@@ -249,6 +249,11 @@ func main() {
 			Usage:  "additional host:IP mapping",
 			EnvVar: "PLUGIN_ADD_HOST",
 		},
+		cli.StringFlag{
+			Name:   "drone-card-path",
+			Usage:  "card path location to write to",
+			EnvVar: "DRONE_CARD_PATH",
+		},
 	}
 
 	if err := app.Run(os.Args); err != nil {
@@ -267,6 +272,7 @@ func run(c *cli.Context) error {
 			Email:    c.String("docker.email"),
 			Config:   c.String("docker.config"),
 		},
+		CardPath: c.String("drone-card-path"),
 		Build: docker.Build{
 			Remote:      c.String("remote.url"),
 			Name:        c.String("commit.sha"),

docker.go

@@ -64,11 +64,34 @@ type (
 
 	// Plugin defines the Docker plugin parameters.
 	Plugin struct {
-		Login   Login  // Docker login configuration
+		Login    Login  // Docker login configuration
-		Build   Build  // Docker build configuration
+		Build    Build  // Docker build configuration
-		Daemon  Daemon // Docker daemon configuration
+		Daemon   Daemon // Docker daemon configuration
-		Dryrun  bool   // Docker push is skipped
+		Dryrun   bool   // Docker push is skipped
-		Cleanup bool   // Docker purge is enabled
+		Cleanup  bool   // Docker purge is enabled
+		CardPath string // Card path to write file to
+	}
+
+	Inspect []struct {
+		ID            string        `json:"Id"`
+		RepoTags      []string      `json:"RepoTags"`
+		RepoDigests   []interface{} `json:"RepoDigests"`
+		Parent        string        `json:"Parent"`
+		Comment       string        `json:"Comment"`
+		Created       time.Time     `json:"Created"`
+		Container     string        `json:"Container"`
+		DockerVersion string        `json:"DockerVersion"`
+		Author        string        `json:"Author"`
+		Architecture  string        `json:"Architecture"`
+		Os            string        `json:"Os"`
+		Size          int           `json:"Size"`
+		VirtualSize   int           `json:"VirtualSize"`
+		Metadata      struct {
+			LastTagTime time.Time `json:"LastTagTime"`
+		} `json:"Metadata"`
+		SizeString        string
+		VirtualSizeString string
+		Time              string
 	}
 )
 
@@ -157,11 +180,6 @@ func (p Plugin) Exec() error {
 		}
 	}
 
-	if p.Cleanup {
-		cmds = append(cmds, commandRmi(p.Build.Name)) // docker rmi
-		cmds = append(cmds, commandPrune())           // docker system prune -f
-	}
-
 	// execute all commands in batch mode.
 	for _, cmd := range cmds {
 		cmd.Stdout = os.Stdout
@@ -180,6 +198,26 @@ func (p Plugin) Exec() error {
 		}
 	}
 
+	// output the adaptive card
+	if err := p.writeCard(); err != nil {
+		fmt.Printf("Could not create adaptive card. %s\n", err)
+	}
+
+	// execute cleanup routines in batch mode
+	if p.Cleanup {
+		// clear the slice
+		cmds = nil
+
+		cmds = append(cmds, commandRmi(p.Build.Name)) // docker rmi
+		cmds = append(cmds, commandPrune())           // docker system prune -f
+
+		for _, cmd := range cmds {
+			cmd.Stdout = os.Stdout
+			cmd.Stderr = os.Stderr
+			trace(cmd)
+		}
+	}
+
 	return nil
 }
 

docs/card.json

@@ -0,0 +1,118 @@
+{
+  "type": "AdaptiveCard",
+  "body": [
+    {
+      "type": "ColumnSet",
+      "columns": [
+        {
+          "type": "Column",
+          "items": [
+            {
+              "type": "Image",
+              "url": "https://d36jcksde1wxzq.cloudfront.net/be7833db9bddb4494d2a7c3dd659199a.png",
+              "size": "Medium"
+            }
+          ],
+          "width": "auto"
+        },
+        {
+          "type": "Column",
+          "items": [
+            {
+              "type": "TextBlock",
+              "text": "${RepoTags[0]}",
+              "size": "Medium"
+            },
+            {
+              "type": "TextBlock",
+              "text": "DIGEST: ${RepoDigests[0]}",
+              "wrap": true,
+              "size": "Small",
+              "weight": "Lighter",
+              "isSubtle": true,
+              "spacing": "Small"
+            },
+            {
+              "type": "ColumnSet",
+              "columns": [
+                {
+                  "type": "Column",
+                  "items": [
+                    {
+                      "type": "TextBlock",
+                      "weight": "Lighter",
+                      "text": "OS/ARCH",
+                      "wrap": true,
+                      "size": "Small",
+                      "isSubtle": true,
+                      "spacing": "Medium"
+                    },
+                    {
+                      "type": "TextBlock",
+                      "text": "${OS}/${Architecture}",
+                      "wrap": true,
+                      "size": "Small",
+                      "spacing": "Small"
+                    }
+                  ],
+                  "separator": true,
+                  "width": "auto"
+                },
+                {
+                  "type": "Column",
+                  "items": [
+                    {
+                      "type": "TextBlock",
+                      "weight": "Lighter",
+                      "text": "SIZE",
+                      "wrap": true,
+                      "size": "Small",
+                      "isSubtle": true
+                    },
+                    {
+                      "type": "TextBlock",
+                      "spacing": "Small",
+                      "text": "${SizeString}",
+                      "wrap": true,
+                      "size": "Small"
+                    }
+                  ],
+                  "width": "auto",
+                  "separator": true,
+                  "spacing": "Medium"
+                },
+                {
+                  "type": "Column",
+                  "items": [
+                    {
+                      "type": "TextBlock",
+                      "weight": "Lighter",
+                      "text": "LAST PUSHED",
+                      "wrap": true,
+                      "size": "Small",
+                      "isSubtle": true
+                    },
+                    {
+                      "type": "TextBlock",
+                      "spacing": "Small",
+                      "text": "{{DATE(${Time})}} - {{TIME(${Time})}}",
+                      "wrap": true,
+                      "size": "Small"
+                    }
+                  ],
+                  "width": "auto",
+                  "separator": true,
+                  "spacing": "Medium"
+                }
+              ],
+              "style": "default"
+            }
+          ],
+          "width": "stretch"
+        }
+      ]
+    }
+  ],
+  "$schema": "http://adaptivecards.io/schemas/adaptive-card.json",
+  "version": "1.0"
+}

go.mod

@@ -3,6 +3,8 @@ module github.com/drone-plugins/drone-docker
 require (
 	github.com/aws/aws-sdk-go v1.26.7
 	github.com/coreos/go-semver v0.3.0
+	github.com/drone/drone-go v1.7.1
+	github.com/inhies/go-bytesize v0.0.0-20210819104631-275770b98743
 	github.com/joho/godotenv v1.3.0
 	github.com/sirupsen/logrus v1.3.0
 	github.com/urfave/cli v1.22.2

go.sum

@@ -1,3 +1,4 @@
+github.com/99designs/httpsignatures-go v0.0.0-20170731043157-88528bf4ca7e/go.mod h1:Xa6lInWHNQnuWoF0YPSsx+INFA9qk7/7pTjwb3PInkY=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/aws/aws-sdk-go v1.26.7 h1:ObjEnmzvSdYy8KVd3me7v/UMyCn81inLy2SyoIPoBkg=
 github.com/aws/aws-sdk-go v1.26.7/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
@@ -7,6 +8,12 @@ github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSY
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/drone/drone-go v1.7.1 h1:ZX+3Rs8YHUSUQ5mkuMLmm1zr1ttiiE2YGNxF3AnyDKw=
+github.com/drone/drone-go v1.7.1/go.mod h1:fxCf9jAnXDZV1yDr0ckTuWd1intvcQwfJmTRpTZ1mXg=
+github.com/google/go-cmp v0.2.0 h1:+dTQ8DZQJz0Mb/HjFlkptS1FeQ4cWSnN941F8aEG4SQ=
+github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
+github.com/inhies/go-bytesize v0.0.0-20210819104631-275770b98743 h1:X3Xxno5Ji8idrNiUoFc7QyXpqhSYlDRYQmc7mlpMBzU=
+github.com/inhies/go-bytesize v0.0.0-20210819104631-275770b98743/go.mod h1:KrtyD5PFj++GKkFS/7/RRrfnRhAMGQwy75GLCHWrCNs=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af h1:pmfjZENx5imkbgOkpRUYLnmbU7UEFbjtDA2hxJ1ichM=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
 github.com/joho/godotenv v1.3.0 h1:Zjp+RcGpHhGlrMbJzXTrZZPrWj+1vfm90La1wgB6Bhc=