Initial commit. Should work, but no promises (yet).

README.md

@@ -0,0 +1,3 @@
+# Discordrone
+
+This is Drone CI plugin for pushing messages about CI/CD things into Discord channels using webhooks.

env/env.go

@@ -0,0 +1,143 @@
+package env
+
+import (
+	// other
+	"github.com/vrischmann/envconfig"
+
+	"fmt"
+)
+
+var Data *environmentData
+
+type environmentData struct {
+	CI      bool `envconfig:"optional"`
+	IsDrone bool `envconfig:"DRONE,optional"`
+	Debug   bool `envconfig:"optional"`
+
+	Drone struct {
+		Branch string `envconfig:"optional"`
+		Build  struct {
+			Action   string `envconfig:"optional"`
+			Created  int    `envconfig:"optional"`
+			Event    string `envconfig:"optional"`
+			Finished int    `envconfig:"optional"`
+			Link     string `envconfig:"optional"`
+			Number   int    `envconfig:"optional"`
+			Parent   string `envconfig:"optional"`
+			Started  int    `envconfig:"optional"`
+			Status   string `envconfig:"optional"`
+		}
+		CommitHash string `envconfig:"DRONE_COMMIT,optional"`
+		Commit     struct {
+			After      string `envconfig:"optional"`
+			AuthorName string `envconfig:"DRONE_COMMIT_AUTHOR,optional"`
+			Author     struct {
+				Avatar string `envconfig:"optional"`
+				Email  string `envconfig:"optional"`
+				Name   string `envconfig:"optional"`
+			}
+			Before  string `envconfig:"optional"`
+			Branch  string `envconfig:"optional"`
+			Link    string `envconfig:"optional"`
+			Message string `envconfig:"optional"`
+			Ref     string `envconfig:"optional"`
+			Sha     string `envconfig:"optional"`
+		}
+		Deploy struct {
+			To string `envconfig:"optional"`
+		}
+		Failed struct {
+			Stages string `envconfig:"optional"`
+			Steps  string `envconfig:"optional"`
+		}
+		Git struct {
+			HTTP struct {
+				URL string `envconfig:"optional"`
+			}
+			SSH struct {
+				URL string `envconfig:"optional"`
+			}
+		}
+		Pull struct {
+			Request string `envconfig:"optional"`
+		}
+		Remote struct {
+			URL string `envconfig:"optional"`
+		}
+		RepoName string `envconfig:"DRONE_REPO_NAME,optional"`
+		Repo     struct {
+			Branch     string `envconfig:"optional"`
+			Link       string `envconfig:"optional"`
+			Name       string `envconfig:"optional"`
+			Namespace  string `envconfig:"optional"`
+			Owner      string `envconfig:"optional"`
+			Private    bool   `envconfig:"optional"`
+			SCM        string `envconfig:"optional"`
+			Visibility string `envconfig:"optional"`
+		}
+		SemverData string `envconfig:"DRONE_SEMVER,optional"`
+		Semver     struct {
+			Build      string `envconfig:"optional"`
+			Error      string `envconfig:"optional"`
+			Major      int    `envconfig:"optional"`
+			Minor      int    `envconfig:"optional"`
+			Patch      int    `envconfig:"optional"`
+			Prerelease string `envconfig:"optional"`
+			Short      string `envconfig:"optional"`
+		}
+		Source struct {
+			Branch string `envconfig:"optional"`
+		}
+		Stage struct {
+			Arch    string `envconfig:"optional"`
+			Depends struct {
+				On string `envconfig:"optional"`
+			}
+			Finished int    `envconfig:"optional"`
+			Kind     string `envconfig:"optional"`
+			Machine  string `envconfig:"optional"`
+			Name     string `envconfig:"optional"`
+			Number   int    `envconfig:"optional"`
+			OS       string `envconfig:"optional"`
+			Started  int    `envconfig:"optional"`
+			Status   string `envconfig:"optional"`
+			Type     string `envconfig:"optional"`
+			Variant  string `envconfig:"optional"`
+		}
+		Step struct {
+			Name   string `envconfig:"optional"`
+			Number int    `envconfig:"optional"`
+		}
+		System struct {
+			Host     string `envconfig:"optional"`
+			Hostname string `envconfig:"optional"`
+			Proto    string `envconfig:"optional"`
+			Version  string `envconfig:"optional"`
+		}
+		Tag    string `envconfig:"optional"`
+		Target struct {
+			Branch string `envconfig:"optional"`
+		}
+	}
+	Plugin struct {
+		Avatar struct {
+			URL string `envconfig:"optional"`
+		}
+		Color   string `envconfig:"optional"`
+		Message string `envconfig:"optional"`
+		Webhook struct {
+			ID    string `envconfig:"optional"`
+			Token string `envconfig:"optional"`
+		}
+		TTS      bool   `envconfig:"optional"`
+		Username string `envconfig:"optional"`
+	}
+}
+
+func ParseEnv() {
+	Data = &environmentData{}
+	err := envconfig.Init(Data)
+	if err != nil {
+		fmt.Println(err)
+	}
+}

go.mod

@@ -0,0 +1,10 @@
+module go.dev.pztrn.name/discordrone
+
+go 1.13
+
+require (
+	github.com/drone/drone-template-lib v1.0.0
+	github.com/stretchr/testify v1.4.0 // indirect
+	github.com/vrischmann/envconfig v1.2.0
+	gopkg.in/yaml.v2 v2.2.4 // indirect
+)

go.sum

@@ -0,0 +1,38 @@
+github.com/Masterminds/goutils v1.1.0 h1:zukEsf/1JZwCMgHiK3GZftabmxiCw4apj3a28RPBiVg=
+github.com/Masterminds/goutils v1.1.0/go.mod h1:8cTjp+g8YejhMuvIA5y2vz3BpJxksy863GQaJW2MFNU=
+github.com/Masterminds/semver v1.4.2 h1:WBLTQ37jOCzSLtXNdoo8bNM8876KhNqOKvrlGITgsTc=
+github.com/Masterminds/semver v1.4.2/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
+github.com/Masterminds/sprig v2.18.0+incompatible h1:QoGhlbC6pter1jxKnjMFxT8EqsLuDE6FEcNbWEpw+lI=
+github.com/Masterminds/sprig v2.18.0+incompatible/go.mod h1:y6hNFY5UBTIWBxnzTeuNhlNS5hqE0NB0E6fgfo2Br3o=
+github.com/aymerick/raymond v2.0.2+incompatible h1:VEp3GpgdAnv9B2GFyTvqgcKvY+mfKMjPOA3SbKLtnU0=
+github.com/aymerick/raymond v2.0.2+incompatible/go.mod h1:osfaiScAUVup+UC9Nfq76eWqDhXlp+4UYaA8uhTBO6g=
+github.com/bouk/monkey v1.0.0 h1:k6z8fLlPhETfn5l9rlWVE7Q6B23DoaqosTdArvNQRdc=
+github.com/bouk/monkey v1.0.0/go.mod h1:PG/63f4XEUlVyW1ttIeOJmJhhe1+t9EC/je3eTjvFhE=
+github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/drone/drone-template-lib v1.0.0 h1:PNBBfUhifRnrPCoWBlTitk3jipXdv8u8WLbIf7h7j00=
+github.com/drone/drone-template-lib v1.0.0/go.mod h1:Hqy1tgqPH5mtbFOZmow19l4jOkZvp+WZ00cB4W3MJhg=
+github.com/google/uuid v1.1.0 h1:Jf4mxPC/ziBnoPIdpQdPJ9OeiomAUHLvxmPRSPH9m4s=
+github.com/google/uuid v1.1.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/huandu/xstrings v1.2.0 h1:yPeWdRnmynF7p+lLYz0H2tthW9lqhMJrQV/U7yy4wX0=
+github.com/huandu/xstrings v1.2.0/go.mod h1:DvyZB1rfVYsBIigL8HwpZgxHwXozlTgGqn63UyNX5k4=
+github.com/imdario/mergo v0.3.7 h1:Y+UAYTZ7gDEuOfhxKWy+dvb5dRQ6rJjFSdX2HZY1/gI=
+github.com/imdario/mergo v0.3.7/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
+github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw=
+github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+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/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
+github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/tkuchiki/faketime v0.0.0-20170607100027-a4500a4f4643 h1:ii/sHfgFMByozryLeiDmn1ClZ/Pena4NgpJ4P7UuX9o=
+github.com/tkuchiki/faketime v0.0.0-20170607100027-a4500a4f4643/go.mod h1:RXY/TXAwGGL36IKDjrHFMcjpUrEiyWSEtLhFPw3UWF0=
+github.com/vrischmann/envconfig v1.2.0 h1:5/u4fI34/g3m0SdTQj/6f3r640jv9E5+yTXIZOWsxk0=
+github.com/vrischmann/envconfig v1.2.0/go.mod h1:c5DuUlkzfsnspy1g7qiqryPCsW+NjsrLsYq4zhwsoHo=
+golang.org/x/crypto v0.0.0-20190211182817-74369b46fc67 h1:ng3VDlRp5/DHpSWl02R4rM9I+8M2rhmsuLwAMmkLQWE=
+golang.org/x/crypto v0.0.0-20190211182817-74369b46fc67/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+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=
+gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
+gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

main.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	// stdlib
+	"log"
+	"os"
+
+	// local
+	"go.dev.pztrn.name/discordrone/env"
+	"go.dev.pztrn.name/discordrone/message"
+)
+
+func main() {
+	env.ParseEnv()
+	if env.Data.Debug {
+		log.Printf("Starting Discordrone with parameters: %+v\n", env.Data)
+	}
+
+	err := message.Process()
+	if err != nil {
+		log.Fatalln("Error appeared:", err)
+		os.Exit(1)
+	}
+}

message/payload.go

@@ -0,0 +1,43 @@
+package message
+
+type (
+	// Payload that will be sent to Discord.
+	payload struct {
+		Wait      bool          `json:"wait"`
+		Content   string        `json:"content"`
+		Username  string        `json:"username"`
+		AvatarURL string        `json:"avatar_url"`
+		TTS       bool          `json:"tts"`
+		Embeds    []EmbedObject `json:"embeds"`
+	}
+
+	// EmbedFooterObject for Embed Footer Structure.
+	EmbedFooterObject struct {
+		Text    string `json:"text"`
+		IconURL string `json:"icon_url"`
+	}
+
+	// EmbedAuthorObject for Embed Author Structure
+	EmbedAuthorObject struct {
+		Name    string `json:"name"`
+		URL     string `json:"url"`
+		IconURL string `json:"icon_url"`
+	}
+
+	// EmbedFieldObject for Embed Field Structure
+	EmbedFieldObject struct {
+		Name  string `json:"name"`
+		Value string `json:"value"`
+	}
+
+	// EmbedObject is for Embed Structure
+	EmbedObject struct {
+		Title       string             `json:"title"`
+		Description string             `json:"description"`
+		URL         string             `json:"url"`
+		Color       int                `json:"color"`
+		Footer      EmbedFooterObject  `json:"footer"`
+		Author      EmbedAuthorObject  `json:"author"`
+		Fields      []EmbedFieldObject `json:"fields"`
+	}
+)

message/prepare.go

@@ -0,0 +1,8 @@
+package message
+
+// stdlib
+
+// local
+
+// other
+//"github.com/drone/drone-template-lib/template"

message/process.go

@@ -0,0 +1,55 @@
+package message
+
+import (
+	// stdlib
+	"errors"
+	"log"
+
+	// local
+	"go.dev.pztrn.name/discordrone/env"
+
+	// other
+	"github.com/drone/drone-template-lib/template"
+)
+
+// Process starts message(s) processing.
+func Process() error {
+	if env.Data.Debug {
+		log.Println("Preparing message for sending...")
+	}
+
+	// Webhook data should present.
+	if env.Data.Plugin.Webhook.ID == "" && env.Data.Plugin.Webhook.Token == "" {
+		return errors.New("webhook id or token is missing")
+	}
+
+	// Payload.
+	p := &payload{
+		Embeds: []EmbedObject{
+			createEmbed(),
+		},
+	}
+
+	// If no additional message was passed - send what we got.
+	if len(env.Data.Plugin.Message) == 0 {
+		err := sendMessage(p)
+		if err != nil {
+			return err
+		}
+	}
+
+	// If message was set - format it.
+	if len(env.Data.Plugin.Message) > 0 {
+		text, err := template.RenderTrim(env.Data.Plugin.Message, env.Data)
+		if err != nil {
+			return err
+		}
+		p.Content = text
+		err1 := sendMessage(p)
+		if err1 != nil {
+			return err1
+		}
+	}
+
+	return nil
+}

message/send_message.go

@@ -0,0 +1,28 @@
+package message
+
+import (
+	// stdlib
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	// local
+	"go.dev.pztrn.name/discordrone/env"
+)
+
+// Sends message to Discord.
+func sendMessage(message interface{}) error {
+	webhookURL := fmt.Sprintf("https://discordapp.com/api/webhooks/%s/%s", env.Data.Plugin.Webhook.ID, env.Data.Plugin.Webhook.Token)
+	b := new(bytes.Buffer)
+	if err := json.NewEncoder(b).Encode(message); err != nil {
+		return err
+	}
+	_, err := http.Post(webhookURL, "application/json; charset=utf-8", b)
+
+	if err != nil {
+		return err
+	}
+
+	return nil
+}

message/template.go

@@ -0,0 +1,79 @@
+package message
+
+import (
+	// stdlib
+	"strconv"
+	"strings"
+
+	// local
+	"go.dev.pztrn.name/discordrone/env"
+)
+
+const (
+	// DroneIconURL default drone logo url
+	droneIconURL = "https://c1.staticflickr.com/5/4236/34957940160_435d83114f_z.jpg"
+	// DroneDesc default drone description
+	droneDesc = "Powered by DiscoDrone Plugin"
+)
+
+func createEmbed() EmbedObject {
+	// Create initial payload object.
+	// Description.
+	// Color.
+	embed := EmbedObject{
+		Title: env.Data.Drone.Commit.Message,
+		URL:   env.Data.Drone.Build.Link,
+		Author: EmbedAuthorObject{
+			Name:    env.Data.Drone.Commit.Author.Name,
+			IconURL: env.Data.Drone.Commit.Author.Avatar,
+		},
+		Footer: EmbedFooterObject{
+			Text:    droneDesc,
+			IconURL: droneIconURL,
+		},
+	}
+
+	// Compose description.
+	var description string
+	// ToDo: promote/rollback?
+	switch env.Data.Drone.Build.Event {
+	case "pull_request":
+		var branch string
+		if env.Data.Drone.Commit.Ref != "" {
+			branch = env.Data.Drone.Commit.Ref
+		} else {
+			branch = env.Data.Drone.Commit.Branch
+		}
+		description = env.Data.Drone.Commit.Author.Name + " updated pull request " + branch
+	case "push":
+		description = env.Data.Drone.Commit.Author.Name + " pushed to " + env.Data.Drone.Commit.Branch
+	case "tag":
+		description = env.Data.Drone.Commit.Author.Name + " pushed tag " + env.Data.Drone.Commit.Branch
+	}
+
+	embed.Description = description
+
+	// Compose color.
+	var color int
+	if env.Data.Plugin.Color != "" {
+		env.Data.Plugin.Color = strings.Replace(env.Data.Plugin.Color, "#", "", -1)
+		if s, err := strconv.ParseInt(env.Data.Plugin.Color, 16, 32); err == nil {
+			color = int(s)
+		}
+	}
+
+	switch env.Data.Drone.Build.Status {
+	case "success":
+		// green
+		color = 0x1ac600
+	case "failure", "error", "killed":
+		// red
+		color = 0xff3232
+	default:
+		// yellow
+		color = 0xffd930
+	}
+	embed.Color = color
+
+	return embed
+}