tui: do not fail completely on invalid domain names

Since we already handly non-present domain names, invalid names can be
handled the same way, as not to completely fail the installation.

Signed-off-by: Christoph Heiss <c.heiss@proxmox.com>

diff --git a/proxmox-tui-installer/src/setup.rs b/proxmox-tui-installer/src/setup.rs
index 7f70b57cc646532f127726a3c92c2baf2eddb84b..1faa5fead5da834f5e68954788c725950586c3e2 100644 (file)
--- a/proxmox-tui-installer/src/setup.rs
+++ b/proxmox-tui-installer/src/setup.rs
@@ -359,6 +359,7 @@ pub struct NetworkInfo {
 
 #[derive(Clone, Deserialize)]
 pub struct Dns {
+    #[serde(deserialize_with = "deserialize_invalid_value_as_none")]
     pub domain: Option<Fqdn>,
 
     /// List of stringified IP addresses.
@@ -396,3 +397,11 @@ pub struct Interface {
     #[serde(deserialize_with = "deserialize_cidr_list")]
     pub addresses: Option<Vec<CidrAddress>>,
 }
+
+fn deserialize_invalid_value_as_none<'de, D, T>(deserializer: D) -> Result<Option<T>, D::Error>
+where
+    D: Deserializer<'de>,
+    T: Deserialize<'de>,
+{
+    Ok(Deserialize::deserialize(deserializer).ok())
+}