nzr-virt: smbios strings support

nzr-virt/src/xml/build.rs

@@ -113,6 +113,14 @@ impl DomainBuilder {
         self
     }
 
+    pub fn smbios(mut self, data: Sysinfo) -> Self {
+        self.domain.os.smbios = Some(SmbiosInfo {
+            mode: "sysinfo".into(),
+        });
+        self.domain.sysinfo = Some(data);
+        self
+    }
+
     pub fn cpu_topology(mut self, sockets: u8, dies: u8, cores: u8, threads: u8) -> Self {
         self.domain.cpu.topology = CpuTopology {
             sockets,

nzr-virt/src/xml/mod.rs

@@ -25,6 +25,7 @@ pub struct Domain {
     pub cpu: Cpu,
     pub devices: DeviceList,
     pub os: OsData,
+    pub sysinfo: Option<Sysinfo>,
     pub on_poweroff: Option<PowerAction>,
     pub on_reboot: Option<PowerAction>,
     pub on_crash: Option<PowerAction>,
@@ -68,7 +69,9 @@ impl Default for Domain {
                     useserial: "yes".to_owned(),
                     reboot_timeout: 0,
                 },
+                ..Default::default()
             },
+            sysinfo: None,
             on_poweroff: None,
             on_reboot: None,
             on_crash: None,
@@ -358,6 +361,12 @@ impl Default for OsType {
     }
 }
 
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq)]
+pub struct SmbiosInfo {
+    #[serde(rename = "@mode")]
+    mode: String,
+}
+
 #[skip_serializing_none]
 #[derive(Debug, Serialize, Deserialize, PartialEq, Eq)]
 pub struct OsData {
@@ -365,6 +374,7 @@ pub struct OsData {
     r#type: OsType,
     // we will not be doing PV, no <bootloader>/<kernel>/<initrd>/etc
     bios: BiosData,
+    smbios: Option<SmbiosInfo>,
 }
 
 impl Default for OsData {
@@ -378,6 +388,7 @@ impl Default for OsData {
                 useserial: "yes".to_owned(),
                 reboot_timeout: 0,
             },
+            smbios: None,
         }
     }
 }
@@ -477,6 +488,75 @@ pub struct Cpu {
     topology: CpuTopology,
 }
 
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq)]
+pub struct InfoEntry {
+    #[serde(rename = "@name")]
+    name: Option<String>,
+    #[serde(rename = "$value")]
+    value: String,
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq)]
+pub struct InfoMap {
+    entry: Vec<InfoEntry>,
+}
+
+impl InfoMap {
+    pub fn new() -> Self {
+        Self { entry: Vec::new() }
+    }
+
+    pub fn push(&mut self, name: impl Into<String>, value: impl Into<String>) -> &mut Self {
+        self.entry.push(InfoEntry {
+            name: Some(name.into()),
+            value: value.into(),
+        });
+        self
+    }
+}
+
+impl Default for InfoMap {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
+#[skip_serializing_none]
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq)]
+#[serde(rename_all = "camelCase")]
+pub struct Sysinfo {
+    #[serde(rename = "@type")]
+    r#type: String,
+    bios: Option<InfoMap>,
+    system: Option<InfoMap>,
+    base_board: Option<InfoMap>,
+    chassis: Option<InfoMap>,
+    oem_strings: Option<InfoMap>,
+}
+
+impl Sysinfo {
+    pub fn new() -> Self {
+        Self {
+            r#type: "smbios".into(),
+            bios: None,
+            system: None,
+            base_board: None,
+            chassis: None,
+            oem_strings: None,
+        }
+    }
+
+    pub fn system(&mut self, info: InfoMap) {
+        self.system = Some(info);
+    }
+}
+
+impl Default for Sysinfo {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 //  =^..^=  =^..^=  =^..^=  =^..^=  =^..^=  =^..^=  =^..^=  =^..^=
 
 #[skip_serializing_none]

nzr-virt/src/xml/test.rs

@@ -47,12 +47,25 @@ fn domain_serde() {
     <boot dev="hd"/>
     <type arch="x86_64" machine="pc-i440fx-5.2">hvm</type>
     <bios useserial="yes" rebootTimeout="0"/>
+    <smbios mode="sysinfo"/>
   </os>
+  <sysinfo type="smbios">
+    <system>
+      <entry name="serial">hello!</entry>
+    </system>
+  </sysinfo>
 </domain>"#
         .unprettify();
     println!("Serializing domain...");
     let mac = MacAddr::new(0x02, 0x0b, 0xee, 0xca, 0xfe, 0x42);
     let uuid = uuid!("9a8f2611-a976-4d06-ac91-2750ac3462b3");
+    let sysinfo = {
+        let mut system_map = InfoMap::new();
+        system_map.push("serial", "hello!");
+        let mut sysinfo = Sysinfo::new();
+        sysinfo.system(system_map);
+        sysinfo
+    };
     let domain = DomainBuilder::default()
         .name("test-vm")
         .uuid(uuid)
@@ -62,6 +75,7 @@ fn domain_serde() {
                 .target("sda", "virtio")
         })
         .net_device(|net| net.with_bridge("virbr0").mac_addr(mac))
+        .smbios(sysinfo)
         .build();
     let dom_xml = quick_xml::se::to_string(&domain).unwrap();
     println!("{}", dom_xml);