woodpecker/plugin/notify/slack.go

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package notify
import (
"encoding/json"
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"fmt"
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"github.com/drone/drone/shared/model"
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)
const (
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slackEndpoint = "https://%s.slack.com/services/hooks/incoming-webhook?token=%s"
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slackStartedMessage = "*Building* %s, commit <%s|%s>, author %s"
slackSuccessMessage = "*Success* %s, commit <%s|%s>, author %s"
slackFailureMessage = "*Failed* %s, commit <%s|%s>, author %s"
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)
type Slack struct {
Team string `yaml:"team,omitempty"`
Channel string `yaml:"channel,omitempty"`
Username string `yaml:"username,omitempty"`
Token string `yaml:"token,omitempty"`
Started bool `yaml:"on_started,omitempty"`
Success bool `yaml:"on_success,omitempty"`
Failure bool `yaml:"on_failure,omitempty"`
}
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func (s *Slack) Send(context *model.Request) error {
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switch {
case context.Commit.Status == "Started" && s.Started:
return s.sendStarted(context)
case context.Commit.Status == "Success" && s.Success:
return s.sendSuccess(context)
case context.Commit.Status == "Failure" && s.Failure:
return s.sendFailure(context)
}
return nil
}
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func (s *Slack) getMessage(context *model.Request, message string) string {
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url := getBuildUrl(context)
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return fmt.Sprintf(message, context.Repo.Name, url, context.Commit.ShaShort(), context.Commit.Author)
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}
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func (s *Slack) sendStarted(context *model.Request) error {
return s.send(s.getMessage(context, slackStartedMessage), "warning")
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}
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func (s *Slack) sendSuccess(context *model.Request) error {
return s.send(s.getMessage(context, slackSuccessMessage), "good")
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}
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func (s *Slack) sendFailure(context *model.Request) error {
return s.send(s.getMessage(context, slackFailureMessage), "danger")
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}
// helper function to send HTTP requests
func (s *Slack) send(msg string, color string) error {
type Attachment struct {
Fallback string `json:"fallback"`
Text string `json:"text"`
Color string `json:"color"`
MrkdwnIn []string `json:"mrkdwn_in"`
}
attachments := []Attachment{
Attachment{
msg,
msg,
color,
[]string{"fallback", "text"},
},
}
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// data will get posted in this format
data := struct {
Channel string `json:"channel"`
Username string `json:"username"`
Attachments []Attachment `json:"attachments"`
}{s.Channel, s.Username, attachments}
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// data json encoded
payload, err := json.Marshal(data)
if err != nil {
return err
}
// send payload
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url := fmt.Sprintf(slackEndpoint, s.Team, s.Token)
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go sendJson(url, payload, nil)
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return nil
}