kubernetes-operator/pkg/controller/jenkins/notifications/mailgun.go

97 lines
2.5 KiB
Go

package notifications
import (
"context"
"fmt"
"time"
"github.com/jenkinsci/kubernetes-operator/pkg/apis/jenkins/v1alpha2"
"github.com/mailgun/mailgun-go/v3"
"github.com/pkg/errors"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/types"
k8sclient "sigs.k8s.io/controller-runtime/pkg/client"
)
const content = `
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head></head>
<body>
<h1 style="background-color: %s; color: white; padding: 3px 10px;">%s</h1>
<h3>%s</h3>
<table>
<tr>
<td><b>CR name:</b></td>
<td>%s</td>
</tr>
<tr>
<td><b>Phase:</b></td>
<td>%s</td>
</tr>
</table>
<h6 style="font-size: 11px; color: grey; margin-top: 15px;">Powered by Jenkins Operator <3</h6>
</body>
</html>`
// MailGun is a sending emails notification service
type MailGun struct {
k8sClient k8sclient.Client
}
func (m MailGun) getStatusColor(logLevel v1alpha2.NotificationLogLevel) StatusColor {
switch logLevel {
case v1alpha2.NotificationLogLevelInfo:
return "blue"
case v1alpha2.NotificationLogLevelWarning:
return "red"
default:
return "gray"
}
}
// Send is function for sending directly to API
func (m MailGun) Send(event Event, config v1alpha2.Notification) error {
secret := &corev1.Secret{}
selector := config.Mailgun.APIKeySecretKeySelector
err := m.k8sClient.Get(context.TODO(), types.NamespacedName{Name: selector.Name, Namespace: event.Jenkins.Namespace}, secret)
if err != nil {
return errors.WithStack(err)
}
secretValue := string(secret.Data[selector.Key])
if secretValue == "" {
return errors.Errorf("Mailgun API secret is empty in secret '%s/%s[%s]", event.Jenkins.Namespace, selector.Name, selector.Key)
}
mg := mailgun.NewMailgun(config.Mailgun.Domain, secretValue)
var statusMessage string
if config.Verbose {
message := event.Message + "<ul>"
for _, msg := range event.MessagesVerbose {
message = message + "<li>" + msg + "</li>"
}
message = message + "</ul>"
statusMessage = message
} else {
statusMessage = event.Message
}
htmlMessage := fmt.Sprintf(content, m.getStatusColor(event.LogLevel), notificationTitle(event), statusMessage, event.Jenkins.Name, event.Phase)
msg := mg.NewMessage(fmt.Sprintf("Jenkins Operator Notifier <%s>", config.Mailgun.From), notificationTitle(event), "", config.Mailgun.Recipient)
msg.SetHtml(htmlMessage)
ctx, cancel := context.WithTimeout(context.Background(), time.Second*10)
defer cancel()
_, _, err = mg.Send(ctx, msg)
return err
}