[pbs-devel] [PATCH proxmox-backup v2 08/14] fix #5379: api2: access: set default realm accordingly on individual update

[Christoph Heiss]

Signed-off-by: Christoph Heiss <c.heiss at proxmox.com>
---
Changes v1 -> v2:
  * documented unset_default_realm()
  * added early return to unset_default_realm()

 pbs-config/src/domains.rs        | 16 ++++++++++++++++
 src/api2/config/access/ad.rs     |  7 +++++++
 src/api2/config/access/ldap.rs   |  7 +++++++
 src/api2/config/access/openid.rs |  7 +++++++
 4 files changed, 37 insertions(+)

diff --git a/pbs-config/src/domains.rs b/pbs-config/src/domains.rs
index 5b6ce480..d002c113 100644
--- a/pbs-config/src/domains.rs
+++ b/pbs-config/src/domains.rs
@@ -63,6 +63,22 @@ pub fn save_config(config: &SectionConfigData) -> Result<(), Error> {
     replace_backup_config(DOMAINS_CFG_FILENAME, raw.as_bytes())
 }
 
+/// Unsets the default login realm for users by deleting the `default` property
+/// from the respective realm.
+///
+/// This only updates the configuration as given in `config`, making it
+/// permanent is left to the caller.
+pub fn unset_default_realm(config: &mut SectionConfigData) -> Result<(), Error> {
+    for (_, data) in &mut config.sections.values_mut() {
+        if let Some(obj) = data.as_object_mut() {
+            obj.remove("default");
+            return Ok(());
+        }
+    }
+
+    Ok(())
+}
+
 /// Check if a realm with the given name exists
 pub fn exists(domains: &SectionConfigData, realm: &str) -> bool {
     realm == "pbs" || realm == "pam" || domains.sections.contains_key(realm)
diff --git a/src/api2/config/access/ad.rs b/src/api2/config/access/ad.rs
index c202291a..04b84136 100644
--- a/src/api2/config/access/ad.rs
+++ b/src/api2/config/access/ad.rs
@@ -273,6 +273,13 @@ pub async fn update_ad_realm(
         }
     }
 
+    if let Some(true) = update.default {
+        pbs_config::domains::unset_default_realm(&mut domains)?;
+        config.default = Some(true);
+    } else {
+        config.default = None;
+    }
+
     if let Some(mode) = update.mode {
         config.mode = Some(mode);
     }
diff --git a/src/api2/config/access/ldap.rs b/src/api2/config/access/ldap.rs
index e60dc9c1..ec89e068 100644
--- a/src/api2/config/access/ldap.rs
+++ b/src/api2/config/access/ldap.rs
@@ -312,6 +312,13 @@ pub fn update_ldap_realm(
         }
     }
 
+    if let Some(true) = update.default {
+        pbs_config::domains::unset_default_realm(&mut domains)?;
+        config.default = Some(true);
+    } else {
+        config.default = None;
+    }
+
     if let Some(mode) = update.mode {
         config.mode = Some(mode);
     }
diff --git a/src/api2/config/access/openid.rs b/src/api2/config/access/openid.rs
index 4901880e..77ff98a3 100644
--- a/src/api2/config/access/openid.rs
+++ b/src/api2/config/access/openid.rs
@@ -242,6 +242,13 @@ pub fn update_openid_realm(
         }
     }
 
+    if let Some(true) = update.default {
+        pbs_config::domains::unset_default_realm(&mut domains)?;
+        config.default = Some(true);
+    } else {
+        config.default = None;
+    }
+
     if let Some(issuer_url) = update.issuer_url {
         config.issuer_url = issuer_url;
     }
-- 
2.45.2