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Merge pull request #204 from 0x2142/support-for-signal
Add support for Signal
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| package notifier | ||
|
|
||
| import ( | ||
| "encoding/base64" | ||
| "encoding/json" | ||
| "io" | ||
| "strings" | ||
|
|
||
| "github.com/rs/zerolog/log" | ||
|
|
||
| "github.com/0x2142/frigate-notify/config" | ||
| "github.com/0x2142/frigate-notify/models" | ||
| "github.com/0x2142/frigate-notify/util" | ||
| ) | ||
|
|
||
| type SignalPayload struct { | ||
| Number string `json:"number"` | ||
| Recipients []string `json:"recipients,omitempty"` | ||
| Message string `json:"message"` | ||
| Attachments []string `json:"base64_attachments"` | ||
| } | ||
|
|
||
| // SendSignalMessage pushes alert message to Signal via webhook | ||
| func SendSignalMessage(event models.Event, snapshot io.Reader, provider notifMeta) { | ||
| profile := config.ConfigData.Alerts.Signal[provider.index] | ||
| status := &config.Internal.Status.Notifications.Signal[provider.index] | ||
|
|
||
| var err error | ||
| var message string | ||
| // Build notification | ||
| if profile.Template != "" { | ||
| message = renderMessage(profile.Template, event, "message", "Signal") | ||
| } else { | ||
| message = renderMessage("plaintext", event, "message", "Signal") | ||
| } | ||
|
|
||
| if !strings.HasPrefix(profile.Account, "+") { | ||
| profile.Account = "+" + profile.Account | ||
| } | ||
| var recipients []string | ||
| for _, recipient := range profile.Recipients { | ||
| if !strings.HasPrefix(recipient, "+") { | ||
| recipients = append(recipients, "+"+recipient) | ||
| } else { | ||
| recipients = append(recipients, recipient) | ||
| } | ||
| } | ||
|
|
||
| // Build payload | ||
| payload := SignalPayload{Message: message, Number: profile.Account, Recipients: recipients} | ||
| img, _ := io.ReadAll(snapshot) | ||
| attach := base64.StdEncoding.EncodeToString(img) | ||
| payload.Attachments = append(payload.Attachments, attach) | ||
|
|
||
| data, err := json.Marshal(payload) | ||
| if err != nil { | ||
| log.Warn(). | ||
| Str("event_id", event.ID). | ||
| Str("provider", "Signal"). | ||
| Err(err). | ||
| Int("provider_id", provider.index). | ||
| Msg("Unable to send alert") | ||
| status.NotifFailure(err.Error()) | ||
| return | ||
| } | ||
|
|
||
| url := profile.Server + "/v2/send" | ||
| _, err = util.HTTPPost(url, profile.Insecure, []byte(data), "") | ||
|
|
||
| if err != nil { | ||
| log.Warn(). | ||
| Str("event_id", event.ID). | ||
| Str("provider", "Signal"). | ||
| Int("provider_id", provider.index). | ||
| Err(err). | ||
| Msg("Unable to send alert") | ||
| status.NotifFailure(err.Error()) | ||
| return | ||
| } | ||
| log.Info(). | ||
| Str("event_id", event.ID). | ||
| Str("provider", "Signal"). | ||
| Int("provider_id", provider.index). | ||
| Msg("Alert sent") | ||
| status.NotifSuccess() | ||
| } |