api: notification: add API routes for webhook targets

Copied and adapted from the Gotify ones.

Signed-off-by: Lukas Wagner <l.wagner@proxmox.com>
Tested-By: Stefan Hanreich <s.hanreich@proxmox.com>

src/api2/config/notifications/mod.rs

@@ -22,6 +22,7 @@ pub mod matchers;
 pub mod sendmail;
 pub mod smtp;
 pub mod targets;
+pub mod webhook;
 
 #[sortable]
 const SUBDIRS: SubdirMap = &sorted!([
@@ -41,6 +42,7 @@ const ENDPOINT_SUBDIRS: SubdirMap = &sorted!([
     ("gotify", &gotify::ROUTER),
     ("sendmail", &sendmail::ROUTER),
     ("smtp", &smtp::ROUTER),
+    ("webhook", &webhook::ROUTER),
 ]);
 
 const ENDPOINT_ROUTER: Router = Router::new()

src/api2/config/notifications/webhook.rs

@@ -0,0 +1,175 @@
+use anyhow::Error;
+use serde_json::Value;
+
+use proxmox_notify::endpoints::webhook::{
+    DeleteableWebhookProperty, WebhookConfig, WebhookConfigUpdater,
+};
+use proxmox_notify::schema::ENTITY_NAME_SCHEMA;
+use proxmox_router::{Permission, Router, RpcEnvironment};
+use proxmox_schema::api;
+
+use pbs_api_types::{PRIV_SYS_AUDIT, PRIV_SYS_MODIFY, PROXMOX_CONFIG_DIGEST_SCHEMA};
+
+#[api(
+    protected: true,
+    input: {
+        properties: {},
+    },
+    returns: {
+        description: "List of webhook endpoints.",
+        type: Array,
+        items: { type: WebhookConfig },
+    },
+    access: {
+        permission: &Permission::Privilege(&["system", "notifications"], PRIV_SYS_AUDIT, false),
+    },
+)]
+/// List all webhook endpoints.
+pub fn list_endpoints(
+    _param: Value,
+    _rpcenv: &mut dyn RpcEnvironment,
+) -> Result<Vec<WebhookConfig>, Error> {
+    let config = pbs_config::notifications::config()?;
+
+    let endpoints = proxmox_notify::api::webhook::get_endpoints(&config)?;
+
+    Ok(endpoints)
+}
+
+#[api(
+    protected: true,
+    input: {
+        properties: {
+            name: {
+                schema: ENTITY_NAME_SCHEMA,
+            }
+        },
+    },
+    returns: { type: WebhookConfig },
+    access: {
+        permission: &Permission::Privilege(&["system", "notifications"], PRIV_SYS_AUDIT, false),
+    },
+)]
+/// Get a webhook endpoint.
+pub fn get_endpoint(name: String, rpcenv: &mut dyn RpcEnvironment) -> Result<WebhookConfig, Error> {
+    let config = pbs_config::notifications::config()?;
+    let endpoint = proxmox_notify::api::webhook::get_endpoint(&config, &name)?;
+
+    rpcenv["digest"] = hex::encode(config.digest()).into();
+
+    Ok(endpoint)
+}
+
+#[api(
+    protected: true,
+    input: {
+        properties: {
+            endpoint: {
+                type: WebhookConfig,
+                flatten: true,
+            },
+        },
+    },
+    access: {
+        permission: &Permission::Privilege(&["system", "notifications"], PRIV_SYS_MODIFY, false),
+    },
+)]
+/// Add a new webhook endpoint.
+pub fn add_endpoint(
+    endpoint: WebhookConfig,
+    _rpcenv: &mut dyn RpcEnvironment,
+) -> Result<(), Error> {
+    let _lock = pbs_config::notifications::lock_config()?;
+    let mut config = pbs_config::notifications::config()?;
+
+    proxmox_notify::api::webhook::add_endpoint(&mut config, endpoint)?;
+
+    pbs_config::notifications::save_config(config)?;
+    Ok(())
+}
+
+#[api(
+    protected: true,
+    input: {
+        properties: {
+            name: {
+                schema: ENTITY_NAME_SCHEMA,
+            },
+            updater: {
+                type: WebhookConfigUpdater,
+                flatten: true,
+            },
+            delete: {
+                description: "List of properties to delete.",
+                type: Array,
+                optional: true,
+                items: {
+                    type: DeleteableWebhookProperty,
+                }
+            },
+            digest: {
+                optional: true,
+                schema: PROXMOX_CONFIG_DIGEST_SCHEMA,
+            },
+        },
+    },
+    access: {
+        permission: &Permission::Privilege(&["system", "notifications"], PRIV_SYS_MODIFY, false),
+    },
+)]
+/// Update webhook endpoint.
+pub fn update_endpoint(
+    name: String,
+    updater: WebhookConfigUpdater,
+    delete: Option<Vec<DeleteableWebhookProperty>>,
+    digest: Option<String>,
+    _rpcenv: &mut dyn RpcEnvironment,
+) -> Result<(), Error> {
+    let _lock = pbs_config::notifications::lock_config()?;
+    let mut config = pbs_config::notifications::config()?;
+    let digest = digest.map(hex::decode).transpose()?;
+
+    proxmox_notify::api::webhook::update_endpoint(
+        &mut config,
+        &name,
+        updater,
+        delete.as_deref(),
+        digest.as_deref(),
+    )?;
+
+    pbs_config::notifications::save_config(config)?;
+    Ok(())
+}
+
+#[api(
+    protected: true,
+    input: {
+        properties: {
+            name: {
+                schema: ENTITY_NAME_SCHEMA,
+            }
+        },
+    },
+    access: {
+        permission: &Permission::Privilege(&["system", "notifications"], PRIV_SYS_MODIFY, false),
+    },
+)]
+/// Delete webhook endpoint.
+pub fn delete_endpoint(name: String, _rpcenv: &mut dyn RpcEnvironment) -> Result<(), Error> {
+    let _lock = pbs_config::notifications::lock_config()?;
+    let mut config = pbs_config::notifications::config()?;
+    proxmox_notify::api::webhook::delete_endpoint(&mut config, &name)?;
+
+    pbs_config::notifications::save_config(config)?;
+    Ok(())
+}
+
+const ITEM_ROUTER: Router = Router::new()
+    .get(&API_METHOD_GET_ENDPOINT)
+    .put(&API_METHOD_UPDATE_ENDPOINT)
+    .delete(&API_METHOD_DELETE_ENDPOINT);
+
+pub const ROUTER: Router = Router::new()
+    .get(&API_METHOD_LIST_ENDPOINTS)
+    .post(&API_METHOD_ADD_ENDPOINT)
+    .match_all("name", &ITEM_ROUTER);