feat: libvirt setup

fix: ip assigment index
feat: default username

Cargo.lock

@@ -4691,8 +4691,7 @@ checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 [[package]]
 name = "virt"
 version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77a05f77c836efa9be343b5419663cf829d75203b813579993cdd9c44f51767e"
+source = "git+https://gitlab.com/libvirt/libvirt-rust.git#70394aad4d9597c9ff87c0ada6711ed4f9528991"
 dependencies = [
  "libc",
  "uuid",
@@ -4702,8 +4701,7 @@ dependencies = [
 [[package]]
 name = "virt-sys"
 version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c504e459878f09177f41bf2f8bb3e9a8af4fca7a09e73152fee02535d501601c"
+source = "git+https://gitlab.com/libvirt/libvirt-rust.git#70394aad4d9597c9ff87c0ada6711ed4f9528991"
 dependencies = [
  "libc",
  "pkg-config",

Cargo.toml

@@ -7,7 +7,17 @@ edition = "2021"
 name = "api"
 
 [features]
-default = ["mikrotik", "nostr-dm", "nostr-dvm", "proxmox", "lnd", "cloudflare", "revolut", "bitvora"]
+default = [
+    "mikrotik",
+    "nostr-dm",
+    "nostr-dvm",
+    "proxmox",
+    "lnd",
+    "cloudflare",
+    "revolut",
+    "bitvora",
+    "libvirt"
+]
 mikrotik = ["dep:reqwest"]
 nostr-dm = ["dep:nostr-sdk"]
 nostr-dvm = ["dep:nostr-sdk"]
@@ -53,7 +63,7 @@ ssh2 = { version = "0.9.4", optional = true }
 reqwest = { version = "0.12.8", optional = true }
 
 #libvirt
-virt = { version = "0.4.2", optional = true }
+virt = { git = "https://gitlab.com/libvirt/libvirt-rust.git", optional = true }
 
 #lnd
 fedimint-tonic-lnd = { version = "0.2.0", default-features = false, features = ["invoicesrpc"], optional = true }

lnvps_db/migrations/20250328220956_fixes.sql

@@ -0,0 +1,4 @@
+-- Add migration script here
+ALTER TABLE vm_ip_assignment DROP KEY ix_vm_ip_assignment_ip;
+alter table vm_os_image
+    add column default_username varchar(50);

lnvps_db/src/model.rs

@@ -206,6 +206,7 @@ pub struct VmOsImage {
     pub release_date: DateTime<Utc>,
     /// URL location of cloud image
     pub url: String,
+    pub default_username: Option<String>,
 }
 
 impl VmOsImage {

src/api/model.rs

@@ -455,6 +455,7 @@ pub struct ApiVmOsImage {
     pub flavour: String,
     pub version: String,
     pub release_date: DateTime<Utc>,
+    pub default_username: Option<String>,
 }
 
 impl From<lnvps_db::VmOsImage> for ApiVmOsImage {
@@ -465,6 +466,7 @@ impl From<lnvps_db::VmOsImage> for ApiVmOsImage {
             flavour: image.flavour,
             version: image.version,
             release_date: image.release_date,
+            default_username: image.default_username,
         }
     }
 }

src/fiat/revolut.rs

@@ -6,7 +6,7 @@ use anyhow::{bail, Result};
 use chrono::{DateTime, Utc};
 use nostr::Url;
 use reqwest::header::AUTHORIZATION;
-use reqwest::{Client, Method, RequestBuilder};
+use reqwest::{Method, RequestBuilder};
 use serde::{Deserialize, Serialize};
 use std::future::Future;
 use std::pin::Pin;

src/host/libvirt.rs

@@ -1,44 +1,99 @@
-use crate::host::{FullVmInfo, TimeSeries, TimeSeriesData, VmHostClient};
-use crate::status::VmState;
+use crate::host::{
+    FullVmInfo, TerminalStream, TimeSeries, TimeSeriesData, VmHostClient, VmHostDiskInfo,
+    VmHostInfo,
+};
+use crate::settings::QemuConfig;
+use crate::status::{VmRunningState, VmState};
+use crate::KB;
+use anyhow::{Context, Result};
+use chrono::Utc;
 use lnvps_db::{async_trait, Vm, VmOsImage};
+use virt::connect::Connect;
+use virt::domain::Domain;
+use virt::sys::{virDomainCreate, VIR_CONNECT_LIST_STORAGE_POOLS_ACTIVE};
 
-pub struct LibVirt {}
+#[derive(Debug)]
+pub struct LibVirtHost {
+    connection: Connect,
+    qemu: QemuConfig,
+}
+
+impl LibVirtHost {
+    pub fn new(url: &str, qemu: QemuConfig) -> Result<Self> {
+        Ok(Self {
+            connection: Connect::open(Some(url))?,
+            qemu,
+        })
+    }
+}
 
 #[async_trait]
-impl VmHostClient for LibVirt {
-    async fn download_os_image(&self, image: &VmOsImage) -> anyhow::Result<()> {
+impl VmHostClient for LibVirtHost {
+    async fn get_info(&self) -> Result<VmHostInfo> {
+        let info = self.connection.get_node_info()?;
+        let storage = self
+            .connection
+            .list_all_storage_pools(VIR_CONNECT_LIST_STORAGE_POOLS_ACTIVE)?;
+        Ok(VmHostInfo {
+            cpu: info.cpus as u16,
+            memory: info.memory * KB,
+            disks: storage
+                .iter()
+                .filter_map(|p| {
+                    let info = p.get_info().ok()?;
+                    Some(VmHostDiskInfo {
+                        name: p.get_name().context("storage pool name is missing").ok()?,
+                        size: info.capacity,
+                        used: info.allocation,
+                    })
+                })
+                .collect(),
+        })
+    }
+
+    async fn download_os_image(&self, image: &VmOsImage) -> Result<()> {
+        Ok(())
+    }
+
+    async fn generate_mac(&self, vm: &Vm) -> Result<String> {
+        Ok("ff:ff:ff:ff:ff:ff".to_string())
+    }
+
+    async fn start_vm(&self, vm: &Vm) -> Result<()> {
+        Ok(())
+    }
+
+    async fn stop_vm(&self, vm: &Vm) -> Result<()> {
+        Ok(())
+    }
+
+    async fn reset_vm(&self, vm: &Vm) -> Result<()> {
+        Ok(())
+    }
+
+    async fn create_vm(&self, cfg: &FullVmInfo) -> Result<()> {
+        Ok(())
+    }
+
+    async fn reinstall_vm(&self, cfg: &FullVmInfo) -> Result<()> {
         todo!()
     }
 
-    async fn generate_mac(&self, vm: &Vm) -> anyhow::Result<String> {
-        todo!()
+    async fn get_vm_state(&self, vm: &Vm) -> Result<VmState> {
+        Ok(VmState {
+            timestamp: Utc::now().timestamp() as u64,
+            state: VmRunningState::Stopped,
+            cpu_usage: 0.0,
+            mem_usage: 0.0,
+            uptime: 0,
+            net_in: 0,
+            net_out: 0,
+            disk_write: 0,
+            disk_read: 0,
+        })
     }
 
-    async fn start_vm(&self, vm: &Vm) -> anyhow::Result<()> {
-        todo!()
-    }
-
-    async fn stop_vm(&self, vm: &Vm) -> anyhow::Result<()> {
-        todo!()
-    }
-
-    async fn reset_vm(&self, vm: &Vm) -> anyhow::Result<()> {
-        todo!()
-    }
-
-    async fn create_vm(&self, cfg: &FullVmInfo) -> anyhow::Result<()> {
-        todo!()
-    }
-
-    async fn reinstall_vm(&self, cfg: &FullVmInfo) -> anyhow::Result<()> {
-        todo!()
-    }
-
-    async fn get_vm_state(&self, vm: &Vm) -> anyhow::Result<VmState> {
-        todo!()
-    }
-
-    async fn configure_vm(&self, vm: &FullVmInfo) -> anyhow::Result<()> {
+    async fn configure_vm(&self, vm: &FullVmInfo) -> Result<()> {
         todo!()
     }
 
@@ -46,7 +101,11 @@ impl VmHostClient for LibVirt {
         &self,
         vm: &Vm,
         series: TimeSeries,
-    ) -> anyhow::Result<Vec<TimeSeriesData>> {
+    ) -> Result<Vec<TimeSeriesData>> {
+        todo!()
+    }
+
+    async fn connect_terminal(&self, vm: &Vm) -> Result<TerminalStream> {
         todo!()
     }
 }

src/host/mod.rs

@@ -12,8 +12,8 @@ use std::collections::HashSet;
 use std::sync::Arc;
 use tokio::sync::mpsc::{Receiver, Sender};
 
-//#[cfg(feature = "libvirt")]
-//mod libvirt;
+#[cfg(feature = "libvirt")]
+mod libvirt;
 #[cfg(feature = "proxmox")]
 mod proxmox;
 
@@ -67,31 +67,28 @@ pub trait VmHostClient: Send + Sync {
 
 pub fn get_host_client(host: &VmHost, cfg: &ProvisionerConfig) -> Result<Arc<dyn VmHostClient>> {
     #[cfg(test)]
-    {
-        Ok(Arc::new(crate::mocks::MockVmHost::new()))
-    }
-    #[cfg(not(test))]
-    {
-        Ok(match (host.kind.clone(), &cfg) {
+    return Ok(Arc::new(crate::mocks::MockVmHost::new()));
+
+    Ok(match host.kind.clone() {
         #[cfg(feature = "proxmox")]
-            (
-                VmHostKind::Proxmox,
-                ProvisionerConfig::Proxmox {
-                    qemu,
-                    ssh,
-                    mac_prefix,
-                },
-            ) => Arc::new(proxmox::ProxmoxClient::new(
+        VmHostKind::Proxmox if cfg.proxmox.is_some() => {
+            let cfg = cfg.proxmox.clone().unwrap();
+            Arc::new(proxmox::ProxmoxClient::new(
                 host.ip.parse()?,
                 &host.name,
                 &host.api_token,
-                mac_prefix.clone(),
-                qemu.clone(),
-                ssh.clone(),
-            )),
+                cfg.mac_prefix,
+                cfg.qemu,
+                cfg.ssh,
+            ))
+        }
+        #[cfg(feature = "libvirt")]
+        VmHostKind::LibVirt if cfg.libvirt.is_some() => {
+            let cfg = cfg.libvirt.clone().unwrap();
+            Arc::new(libvirt::LibVirtHost::new(&host.ip, cfg.qemu)?)
+        }
         _ => bail!("Unknown host config: {}", host.kind),
     })
-    }
 }
 
 /// All VM info necessary to provision a VM and its associated resources

src/host/proxmox.rs

@@ -1198,6 +1198,7 @@ mod tests {
                 enabled: true,
                 release_date: Utc::now(),
                 url: "http://localhost.com/ubuntu_server_24.04.img".to_string(),
+                default_username: None
             },
             ips: vec![
                 VmIpAssignment {

src/settings.rs

@@ -104,16 +104,27 @@ pub struct SmtpConfig {
 
 #[derive(Debug, Clone, Deserialize, Serialize)]
 #[serde(rename_all = "kebab-case")]
-pub enum ProvisionerConfig {
-    #[serde(rename_all = "kebab-case")]
-    Proxmox {
+pub struct ProvisionerConfig {
+    pub proxmox: Option<ProxmoxConfig>,
+    pub libvirt: Option<LibVirtConfig>,
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize)]
+#[serde(rename_all = "kebab-case")]
+pub struct ProxmoxConfig {
     /// Generic VM configuration
-        qemu: QemuConfig,
+    pub qemu: QemuConfig,
     /// SSH config for issuing commands via CLI
-        ssh: Option<SshConfig>,
+    pub ssh: Option<SshConfig>,
     /// MAC address prefix for NIC (eg. bc:24:11)
-        mac_prefix: Option<String>,
-    },
+    pub mac_prefix: Option<String>,
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize)]
+#[serde(rename_all = "kebab-case")]
+pub struct LibVirtConfig {
+    /// Generic VM configuration
+    pub qemu: QemuConfig,
 }
 
 #[derive(Debug, Clone, Deserialize, Serialize)]
@@ -198,7 +209,8 @@ pub fn mock_settings() -> Settings {
             macaroon: Default::default(),
         },
         read_only: false,
-        provisioner: ProvisionerConfig::Proxmox {
+        provisioner: ProvisionerConfig {
+            proxmox: Some(ProxmoxConfig {
                 qemu: QemuConfig {
                     machine: "q35".to_string(),
                     os_type: "l26".to_string(),
@@ -208,6 +220,8 @@ pub fn mock_settings() -> Settings {
                 },
                 ssh: None,
                 mac_prefix: Some("ff:ff:ff".to_string()),
+            }),
+            libvirt: None,
         },
         delete_after: 0,
         smtp: None,