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package webhook
import (
"context"
"net/url"
"github.com/target/goalert/config"
"github.com/target/goalert/gadb"
"github.com/target/goalert/notification/nfydest"
"github.com/target/goalert/validation"
"github.com/target/goalert/validation/validate"
)
const (
DestTypeWebhook = "builtin-webhook"
FieldWebhookURL = "webhook_url"
ParamBody = "body"
ParamContentType = "content_type"
FallbackIconURL = "builtin://webhook"
)
func NewWebhookDest(url string) gadb.DestV1 {
return gadb.NewDestV1(DestTypeWebhook, FieldWebhookURL, url)
}
var _ (nfydest.Provider) = (*Sender)(nil)
func (Sender) ID() string { return DestTypeWebhook }
func (Sender) TypeInfo(ctx context.Context) (*nfydest.TypeInfo, error) {
cfg := config.FromContext(ctx)
return &nfydest.TypeInfo{
Type: DestTypeWebhook,
Name: "Webhook",
Enabled: cfg.Webhook.Enable,
SupportsUserVerification: true,
SupportsOnCallNotify: true,
SupportsSignals: true,
SupportsStatusUpdates: true,
SupportsAlertNotifications: true,
StatusUpdatesRequired: true,
RequiredFields: []nfydest.FieldConfig{{
FieldID: FieldWebhookURL,
Label: "Webhook URL",
PlaceholderText: "https://example.com",
InputType: "url",
Hint: "Webhook Documentation",
HintURL: "/docs#webhooks",
SupportsValidation: true,
}},
DynamicParams: []nfydest.DynamicParamConfig{
{
ParamID: ParamBody,
Label: "Body",
Hint: "The body of the request.",
},
{
ParamID: ParamContentType,
Label: "Content Type",
Hint: "The content type (e.g., application/json).",
DefaultValue: `"application/json"`, // Because this is an expression, it needs the double quotes.
},
},
}, nil
}
func (s *Sender) ValidateField(ctx context.Context, fieldID, value string) error {
cfg := config.FromContext(ctx)
switch fieldID {
case FieldWebhookURL:
err := validate.AbsoluteURL(FieldWebhookURL, value)
if err != nil {
return err
}
if !cfg.ValidWebhookURL(value) {
return validation.NewGenericError("url is not allowed by administator")
}
return nil
}
return validation.NewGenericError("unknown field ID")
}
func (s *Sender) DisplayInfo(ctx context.Context, args map[string]string) (*nfydest.DisplayInfo, error) {
if args == nil {
args = make(map[string]string)
}
u, err := url.Parse(args[FieldWebhookURL])
if err != nil {
return nil, validation.WrapError(err)
}
return &nfydest.DisplayInfo{
IconURL: FallbackIconURL,
IconAltText: "Webhook",
Text: u.Hostname(),
}, nil
}
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