[PATCH datacenter-manager 1/4] api: views: return config digest when retrieving views

[Lukas Wagner <l.wagner@proxmox.com>]

This allows us to verify it later when PUTing a view config.

Signed-off-by: Lukas Wagner <l.wagner@proxmox.com>
---
 server/src/api/config/views.rs | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/server/src/api/config/views.rs b/server/src/api/config/views.rs
index 6f187eb3..731f2a42 100644
--- a/server/src/api/config/views.rs
+++ b/server/src/api/config/views.rs
@@ -38,7 +38,7 @@ pub const ROUTER: Router = Router::new()
 )]
 /// List views.
 pub fn get_views(rpcenv: &mut dyn RpcEnvironment) -> Result<Vec<ViewConfig>, Error> {
-    let (config, _) = pdm_config::views::config()?;
+    let (config, config_digest) = pdm_config::views::config()?;
 
     let user_info = CachedUserInfo::new()?;
     let auth_id = rpcenv
@@ -65,6 +65,8 @@ pub fn get_views(rpcenv: &mut dyn RpcEnvironment) -> Result<Vec<ViewConfig>, Err
         })
         .collect();
 
+    rpcenv["digest"] = config_digest.to_hex().into();
+
     Ok(views)
 }
 
@@ -263,8 +265,8 @@ pub fn remove_view(id: String, digest: Option<ConfigDigest>) -> Result<(), Error
     returns: { type: ViewConfig },
 )]
 /// Get the config of a single view.
-pub fn read_view(id: String) -> Result<ViewConfig, Error> {
-    let (config, _) = pdm_config::views::config()?;
+pub fn read_view(id: String, rpcenv: &mut dyn RpcEnvironment) -> Result<ViewConfig, Error> {
+    let (config, config_digest) = pdm_config::views::config()?;
 
     let view = config
         .get(&id)
@@ -274,5 +276,7 @@ pub fn read_view(id: String) -> Result<ViewConfig, Error> {
         ViewConfigEntry::View(view) => view.clone(),
     };
 
+    rpcenv["digest"] = config_digest.to_hex().into();
+
     Ok(view)
 }
-- 
2.47.3