feat:added Slack notifications support

harmony/src/modules/monitoring/config.rs

@@ -1,8 +1,7 @@
-use email_address::EmailAddress;
 use serde::Serialize;
-use url::Url;
 
-use super::monitoring_alerting::WebhookServiceType;
+use super::monitoring_alerting::AlertChannel;
+
 
 #[derive(Debug, Clone, Serialize)]
 pub struct KubePrometheusConfig {
@@ -23,9 +22,7 @@ pub struct KubePrometheusConfig {
     pub kube_proxy: bool,
     pub kube_state_metrics: bool,
     pub prometheus_operator: bool,
-    pub webhook_url: Option<Url>,
+    pub alert_channel: Option<AlertChannel>,
-    pub webhook_service_type: Option<WebhookServiceType>,
-    pub discord_alert_manager_release_name: String,
 }
 impl KubePrometheusConfig {
     pub fn new() -> Self {
@@ -34,8 +31,7 @@ impl KubePrometheusConfig {
             default_rules: true,
             windows_monitoring: false,
             alert_manager: true,
-            webhook_service_type: None,
+            alert_channel: None,
-            webhook_url: None,
             grafana: true,
             node_exporter: false,
             prometheus: true,
@@ -49,7 +45,6 @@ impl KubePrometheusConfig {
             prometheus_operator: true,
             core_dns: false,
             kube_scheduler: false,
-            discord_alert_manager_release_name: "discord-alert-manager".into(),
         }
     }
 }

harmony/src/modules/monitoring/discord_alert_manager.rs

@@ -4,13 +4,14 @@ use non_blank_string_rs::NonBlankString;
 
 use crate::modules::helm::chart::HelmChartScore;
 
-use super::config::KubePrometheusConfig;
+use super::{config::KubePrometheusConfig, monitoring_alerting::AlertChannel};
 
 pub fn discord_alert_manager_score(config: &KubePrometheusConfig) -> HelmChartScore {
-    let url = if let Some(url) = &config.webhook_url {
+    let (url, release_name) = match &config.alert_channel {
-        url.to_string()
+        Some(AlertChannel::Discord { webhook_url, name }) => {
-    } else {
+            (webhook_url.to_string(), name.to_string())
-        "None".to_string()
+        }
+        _ => panic!("Expected Discord alert channel configuration"),
     };
 
     let values = format!(
@@ -24,7 +25,7 @@ environment:
 
     HelmChartScore {
         namespace: Some(NonBlankString::from_str(&config.namespace).unwrap()),
-        release_name: NonBlankString::from_str(&config.discord_alert_manager_release_name).unwrap(),
+        release_name: NonBlankString::from_str(&release_name).unwrap(),
         chart_name: NonBlankString::from_str("oci://hub.nationtech.io/nt/alertmanager-discord")
             .unwrap(),
         chart_version: None,

harmony/src/modules/monitoring/kube_prometheus.rs

@@ -1,5 +1,7 @@
-use super::{config::KubePrometheusConfig, monitoring_alerting::WebhookServiceType};
+use super::{config::KubePrometheusConfig, monitoring_alerting::AlertChannel};
+use log::info;
 use non_blank_string_rs::NonBlankString;
+use url::Url;
 use std::{collections::HashMap, str::FromStr};
 
 use crate::modules::helm::chart::HelmChartScore;
@@ -10,14 +12,6 @@ pub fn kube_prometheus_helm_chart_score(config: &KubePrometheusConfig) -> HelmCh
     let default_rules = config.default_rules.to_string();
     let windows_monitoring = config.windows_monitoring.to_string();
     let alert_manager = config.alert_manager.to_string();
-    let webhook_service_type = if let Some(service) = &config.webhook_service_type {
-        match service {
-            WebhookServiceType::Discord  => "Discord".to_string(),
-            WebhookServiceType::Slack  => "Slack".to_string(),
-        }
-    } else {
-        "None".to_string()
-    };
     let grafana = config.grafana.to_string();
     let kubernetes_service_monitors = config.kubernetes_service_monitors.to_string();
     let kubernetes_api_server = config.kubernetes_api_server.to_string();
@@ -31,8 +25,7 @@ pub fn kube_prometheus_helm_chart_score(config: &KubePrometheusConfig) -> HelmCh
     let node_exporter = config.node_exporter.to_string();
     let prometheus_operator = config.prometheus_operator.to_string();
     let prometheus = config.prometheus.to_string();
-    let discord_alert_manager_release_name = config.discord_alert_manager_release_name.to_string();
+    let mut values = format!(
-    let values = format!(
         r#"
 additionalPrometheusRulesMap:
   pods-status-alerts:
@@ -45,23 +38,23 @@ additionalPrometheusRulesMap:
             labels:
               severity: critical
             annotations:
-              title: "[CRIT] POD not healthy : {{ $labels.pod }}"
+              title: "[CRIT] POD not healthy : {{{{ $labels.pod }}}}"
               description: |
                A POD is in a non-ready state!
-               - **Pod**: {{ $labels.pod }}
+               - **Pod**: {{{{ $labels.pod }}}}
-               - **Namespace**: {{ $labels.namespace }}
+               - **Namespace**: {{{{ $labels.namespace }}}}
           - alert: "[CRIT] POD crash looping"
             expr: increase(kube_pod_container_status_restarts_total[5m]) > 3
             for: 0m
             labels:
               severity: critical
             annotations:
-              title: "[CRIT] POD crash looping : {{ $labels.pod }}"
+              title: "[CRIT] POD crash looping : {{{{ $labels.pod }}}}"
               description: |
                A POD is drowning in a crash loop!
-               - **Pod**: {{ $labels.pod }}
+               - **Pod**: {{{{ $labels.pod }}}}
-               - **Namespace**: {{ $labels.namespace }}
+               - **Namespace**: {{{{ $labels.namespace }}}}
-               - **Instance**: {{ $labels.instance }}
+               - **Instance**: {{{{ $labels.instance }}}}
   pvc-alerts:
     groups:
       - name: pvc-alerts
@@ -82,8 +75,8 @@ additionalPrometheusRulesMap:
             labels:
               severity: warning
             annotations:
-              description: The PVC {{ $labels.persistentvolumeclaim }} in namespace {{ $labels.namespace }} is predicted to fill over 95% in less than 2 days.
+              description: The PVC {{{{ $labels.persistentvolumeclaim }}}} in namespace {{{{ $labels.namespace }}}} is predicted to fill over 95% in less than 2 days.
-              title: PVC {{ $labels.persistentvolumeclaim }} in namespace {{ $labels.namespace }} will fill over 95% in less than 2 days
+              title: PVC {{{{ $labels.persistentvolumeclaim }}}} in namespace {{{{ $labels.namespace }}}} will fill over 95% in less than 2 days
 defaultRules:
   create: {default_rules}
   rules:
@@ -131,7 +124,6 @@ alertmanager:
       group_wait: 30s
       group_interval: 5m
       repeat_interval: 12h
-      receiver: '{webhook_service_type}'
       routes:
       - receiver: 'null'
         matchers:
@@ -139,10 +131,6 @@ alertmanager:
         continue: false
     receivers:
     - name: 'null'
-    - name: '{webhook_service_type}'
-      webhook_configs:
-      - url: 'http://{discord_alert_manager_release_name}-alertmanager-discord:9094'
-        send_resolved: true
 grafana:
   enabled: {grafana}
 kubernetesServiceMonitors:
@@ -172,6 +160,16 @@ prometheus:
 "#,
     );
 
+    if let Some(alert_channel) = &config.alert_channel {
+        match alert_channel {
+        AlertChannel::Discord { name, .. } => {
+            values.push_str(&discord_alert_builder(name).to_string());}
+        AlertChannel::Slack { slack_channel, webhook_url } => {
+            values.push_str(&slack_alert_builder(slack_channel, webhook_url).to_string());}
+        AlertChannel::Smpt { .. } => todo!(),
+        }
+    };    
+
     HelmChartScore {
         namespace: Some(NonBlankString::from_str(&config.namespace).unwrap()),
         release_name: NonBlankString::from_str("kube-prometheus").unwrap(),
@@ -187,3 +185,44 @@ prometheus:
         repository: None,
     }
 }
+
+fn discord_alert_builder(release_name: &String) -> String {
+    let discord_alert_manager_release_name = release_name;
+    let discord_alert_values = format!(
+        r#"
+alertmanager:
+  config: 
+    route:
+      receiver: 'Discord'
+    receivers:
+    - name: 'null'
+    - name: 'Discord'
+      webhook_configs:
+      - url: 'http://{discord_alert_manager_release_name}-alertmanager-discord:9094'
+        send_resolved: true
+        "#,
+    );
+    discord_alert_values
+}
+
+fn slack_alert_builder(slack_channel: &String, webhook_url: &Url) -> String {
+    let slack_alert_values = format!(
+        r#"
+alertmanager:
+  config:
+    global:
+      slack_api_url: {webhook_url}
+    route:
+      receiver: 'Slack'
+    receivers:
+    - name: 'null'
+    - name: 'Slack'
+      slack_configs:
+      - channel: '{slack_channel}'
+        send_resolved: true
+        title: '{{{{ .CommonAnnotations.title }}}}'
+        text: '{{{{ .CommonAnnotations.description }}}}'
+        "#,
+    );
+    slack_alert_values
+}

harmony/src/modules/monitoring/monitoring_alerting.rs

@@ -20,9 +20,13 @@ use super::{
 
 #[derive(Debug, Clone, Serialize)]
 pub enum AlertChannel {
-    WebHookUrl {
+    Discord {
-        url: Url,
+        name: String,
-        webhook_service_type: WebhookServiceType,
+        webhook_url: Url,
+    },
+    Slack {
+        slack_channel: String,
+        webhook_url: Url,
     },
     //TODO test and implement in helm chart
     //currently does not work
@@ -32,13 +36,6 @@ pub enum AlertChannel {
     },
 }
 
-#[derive(Debug, Clone, Serialize)]
-pub enum WebhookServiceType {
-    Discord,
-    //TODO test slack notifications
-    Slack,
-}
-
 #[derive(Debug, Clone, Serialize)]
 pub struct MonitoringAlertingStackScore {
     pub alert_channel: Option<AlertChannel>,
@@ -52,26 +49,6 @@ impl MonitoringAlertingStackScore {
             namespace: None,
         }
     }
-    fn set_alert_channel(&self, config: &mut KubePrometheusConfig) {
-        if let Some(alert_channel) = &self.alert_channel {
-            match alert_channel {
-                AlertChannel::WebHookUrl {
-                    url,
-                    webhook_service_type,
-                } => {
-                    config.webhook_url = Some(url.clone());
-                    config.webhook_service_type = Some(webhook_service_type.clone());
-                }
-                AlertChannel::Smpt {
-                    //TODO setup smpt alerts 
-                    email_address,
-                    service_name,
-                } => {
-                    todo!()
-                }
-            }
-        }
-    }
 }
 
 impl<T: Topology + HelmCommand> Score<T> for MonitoringAlertingStackScore {
@@ -93,10 +70,10 @@ struct MonitoringAlertingStackInterpret {
 impl MonitoringAlertingStackInterpret {
     async fn build_kube_prometheus_helm_chart_config(&self) -> KubePrometheusConfig {
         let mut config = KubePrometheusConfig::new();
-        self.score.set_alert_channel(&mut config);
         if let Some(ns) = &self.score.namespace {
             config.namespace = ns.clone();
         }
+        config.alert_channel = self.score.alert_channel.clone();
         config
     }
 
@@ -120,23 +97,20 @@ impl MonitoringAlertingStackInterpret {
         config: &KubePrometheusConfig,
     ) -> Result<Outcome, InterpretError> {
         match &self.score.alert_channel {
-            Some(AlertChannel::WebHookUrl {
+            Some(channel) => match channel {
-                webhook_service_type,
+                AlertChannel::Discord { .. } => {
-                ..
-            }) => match webhook_service_type {
-                WebhookServiceType::Discord => {
                     discord_alert_manager_score(config)
                         .create_interpret()
                         .execute(inventory, topology)
                         .await
                 }
-                WebhookServiceType::Slack => Ok(Outcome::success(
+                AlertChannel::Slack { .. } => Ok(Outcome::success(
                     "No extra configs for slack alerting".to_string(),
                 )),
+                AlertChannel::Smpt { .. } => {
+                    todo!()
+                }
             },
-            Some(AlertChannel::Smpt { .. }) => {
-                todo!()
-            }
             None => Ok(Outcome::success("No alert channel configured".to_string())),
         }
     }
@@ -155,7 +129,8 @@ impl<T: Topology + HelmCommand> Interpret<T> for MonitoringAlertingStackInterpre
         self.deploy_kube_prometheus_helm_chart_score(inventory, topology, &config)
             .await?;
         info!("Installing alert channel service");
-        self.deploy_alert_channel_service(inventory, topology, &config).await?;
+        self.deploy_alert_channel_service(inventory, topology, &config)
+            .await?;
         Ok(Outcome::success(format!(
             "succesfully deployed monitoring and alerting stack"
         )))