allow to set Slack channel

Signed-off-by: Thomas Labarussias <[email protected]>
falcosecurity · Sep 8, 2022 · 1f52a7d · 1f52a7d
1 parent 747b68b
commit 1f52a7d
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Showing 5 changed files with 10 additions and 2 deletions.
diff --git a/README.md b/README.md
@@ -181,6 +181,7 @@ mutualtlsfilespath: "/etc/certs" # folder which will used to store client.crt, c
 
 slack:
   webhookurl: "" # Slack WebhookURL (ex: https://hooks.slack.com/services/XXXX/YYYY/ZZZZ), if not empty, Slack output is enabled
+  #channel: "" # Slack channel (optionnal)
   #footer: "" # Slack footer
   #icon: "" # Slack icon (avatar)
   #username: "" # Slack username (default: Falcosidekick)
@@ -545,8 +546,7 @@ care of lower/uppercases**) : `yaml: a.b --> envvar: A_B` :
   events, syntax is "key:value,key:value"
   **MUTUALTLSFILESPATH**: path which will be used to stored certs and key for mutual tls authentication (default: "/etc/certs")
 - **SLACK_WEBHOOKURL** : Slack Webhook URL (ex:
-  https://hooks.slack.com/services/XXXX/YYYY/ZZZZ), if not `empty`, Slack output
-  is _enabled_
+- **SLACK_CHANNEL** : Slack Channel (optionnal)
 - **SLACK_FOOTER** : Slack footer
 - **SLACK_ICON** : Slack icon (avatar)
 - **SLACK_USERNAME** : Slack username (default: `Falcosidekick`)

diff --git a/config.go b/config.go
@@ -44,6 +44,7 @@ func getConfig() *types.Configuration {
 	v.SetDefault("Slack.WebhookURL", "")
 	v.SetDefault("Slack.Footer", "https://github.com/falcosecurity/falcosidekick")
 	v.SetDefault("Slack.Username", "Falcosidekick")
+	v.SetDefault("Slack.Channel", "")
 	v.SetDefault("Slack.Icon", "https://raw.githubusercontent.com/falcosecurity/falcosidekick/master/imgs/falcosidekick_color.png")
 	v.SetDefault("Slack.OutputFormat", "all")
 	v.SetDefault("Slack.MessageFormat", "")

diff --git a/config_example.yaml b/config_example.yaml
@@ -11,6 +11,7 @@ mutualtlsfilespath: "/etc/certs" # folder which will used to store client.crt, c
 
 slack:
   webhookurl: "" # Slack WebhookURL (ex: https://hooks.slack.com/services/XXXX/YYYY/ZZZZ), if not empty, Slack output is enabled
+  #channel: "" # Slack channel (optionnal)
   #footer: "" # Slack footer
   #icon: "" # Slack icon (avatar)
   #username: "" # Slack username (default: Falcosidekick)

diff --git a/outputs/slack.go b/outputs/slack.go
@@ -30,6 +30,7 @@ type slackPayload struct {
 	Text        string            `json:"text,omitempty"`
 	Username    string            `json:"username,omitempty"`
 	IconURL     string            `json:"icon_url,omitempty"`
+	Channel     string            `json:"channel,omitempty"`
 	Attachments []slackAttachment `json:"attachments,omitempty"`
 }
 
@@ -127,6 +128,10 @@ func newSlackPayload(falcopayload types.FalcoPayload, config *types.Configuratio
 		IconURL:     config.Slack.Icon,
 		Attachments: attachments}
 
+	if config.Slack.Channel != "" {
+		s.Channel = config.Slack.Channel
+	}
+
 	return s
 }
 

diff --git a/types/types.go b/types/types.go
@@ -80,6 +80,7 @@ type Configuration struct {
 // SlackOutputConfig represents parameters for Slack
 type SlackOutputConfig struct {
 	WebhookURL            string
+	Channel               string
 	Footer                string
 	Icon                  string
 	Username              string