feat: graphs

closes #7

src/api/model.rs

@@ -207,7 +207,7 @@ pub struct CreateVmRequest {
     pub template_id: u64,
     pub image_id: u64,
     pub ssh_key_id: u64,
-    pub ref_code: Option<String>
+    pub ref_code: Option<String>,
 }
 
 #[derive(Serialize, Deserialize, JsonSchema)]

src/api/routes.rs

@@ -2,7 +2,7 @@ use crate::api::model::{
     AccountPatchRequest, ApiUserSshKey, ApiVmIpAssignment, ApiVmOsImage, ApiVmPayment, ApiVmStatus,
     ApiVmTemplate, CreateSshKey, CreateVmRequest, VMPatchRequest,
 };
-use crate::host::{get_host_client, FullVmInfo};
+use crate::host::{get_host_client, FullVmInfo, TimeSeries, TimeSeriesData};
 use crate::nip98::Nip98Auth;
 use crate::provisioner::{HostCapacityService, LNVpsProvisioner};
 use crate::settings::Settings;
@@ -42,7 +42,8 @@ pub fn routes() -> Vec<Route> {
         v1_start_vm,
         v1_stop_vm,
         v1_restart_vm,
-        v1_patch_vm
+        v1_patch_vm,
+        v1_time_series
     ]
 }
 
@@ -229,7 +230,7 @@ async fn v1_patch_vm(
 
     if let Some(ptr) = &data.reverse_dns {
         let mut ips = db.list_vm_ip_assignments(vm.id).await?;
-        for mut ip in ips.iter_mut() {
+        for ip in ips.iter_mut() {
             ip.dns_reverse = Some(ptr.to_string());
             provisioner.update_reverse_ip_dns(ip).await?;
             db.update_vm_ip_assignment(ip).await?;
@@ -473,6 +474,26 @@ async fn v1_restart_vm(
     ApiData::ok(())
 }
 
+#[openapi(tag = "VM")]
+#[get("/api/v1/vm/<id>/time-series")]
+async fn v1_time_series(
+    auth: Nip98Auth,
+    db: &State<Arc<dyn LNVpsDb>>,
+    settings: &State<Settings>,
+    id: u64,
+) -> ApiResult<Vec<TimeSeriesData>> {
+    let pubkey = auth.event.pubkey.to_bytes();
+    let uid = db.upsert_user(&pubkey).await?;
+    let vm = db.get_vm(id).await?;
+    if uid != vm.user_id {
+        return ApiData::err("VM does not belong to you");
+    }
+
+    let host = db.get_host(vm.host_id).await?;
+    let client = get_host_client(&host, &settings.provisioner)?;
+    ApiData::ok(client.get_time_series_data(&vm, TimeSeries::Hourly).await?)
+}
+
 /// Get payment status (for polling)
 #[openapi(tag = "Payment")]
 #[get("/api/v1/payment/<id>")]

src/dns/cloudflare.rs

@@ -27,7 +27,11 @@ impl Cloudflare {
                 "Error updating record: {:?}",
                 rsp.errors
                     .as_ref()
-                    .map(|e| e.iter().map(|i| i.message.clone()).collect::<Vec<String>>().join(", "))
+                    .map(|e| e
+                        .iter()
+                        .map(|i| i.message.clone())
+                        .collect::<Vec<String>>()
+                        .join(", "))
                     .unwrap_or_default()
             );
         }

src/host/libvirt.rs

@@ -1,4 +1,4 @@
-use crate::host::{FullVmInfo, VmHostClient};
+use crate::host::{FullVmInfo, TimeSeries, TimeSeriesData, VmHostClient};
 use crate::status::VmState;
 use lnvps_db::{async_trait, Vm, VmOsImage};
 
@@ -37,4 +37,12 @@ impl VmHostClient for LibVirt {
     async fn configure_vm(&self, vm: &Vm) -> anyhow::Result<()> {
         todo!()
     }
+
+    async fn get_time_series_data(
+        &self,
+        vm: &Vm,
+        series: TimeSeries,
+    ) -> anyhow::Result<Vec<TimeSeriesData>> {
+        todo!()
+    }
 }

src/host/mod.rs

@@ -6,6 +6,8 @@ use lnvps_db::{
     async_trait, IpRange, LNVpsDb, UserSshKey, Vm, VmHost, VmHostDisk, VmHostKind, VmIpAssignment,
     VmOsImage, VmTemplate,
 };
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
 use std::collections::HashSet;
 use std::sync::Arc;
 
@@ -40,6 +42,13 @@ pub trait VmHostClient: Send + Sync {
 
     /// Apply vm configuration (patch)
     async fn configure_vm(&self, cfg: &FullVmInfo) -> Result<()>;
+
+    /// Get resource usage data
+    async fn get_time_series_data(
+        &self,
+        vm: &Vm,
+        series: TimeSeries,
+    ) -> Result<Vec<TimeSeriesData>>;
 }
 
 pub fn get_host_client(host: &VmHost, cfg: &ProvisionerConfig) -> Result<Arc<dyn VmHostClient>> {
@@ -118,3 +127,24 @@ impl FullVmInfo {
         })
     }
 }
+
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+pub struct TimeSeriesData {
+    pub timestamp: u64,
+    pub cpu: f32,
+    pub memory: f32,
+    pub memory_size: u64,
+    pub net_in: f32,
+    pub net_out: f32,
+    pub disk_write: f32,
+    pub disk_read: f32,
+}
+
+#[derive(Debug, Clone)]
+pub enum TimeSeries {
+    Hourly,
+    Daily,
+    Weekly,
+    Monthly,
+    Yearly,
+}

src/host/proxmox.rs

@@ -1,4 +1,4 @@
-use crate::host::{FullVmInfo, VmHostClient};
+use crate::host::{FullVmInfo, TimeSeries, TimeSeriesData, VmHostClient};
 use crate::json_api::JsonApi;
 use crate::settings::{QemuConfig, SshConfig};
 use crate::ssh_client::SshClient;
@@ -164,6 +164,22 @@ impl ProxmoxClient {
         }
     }
 
+    pub async fn get_vm_rrd_data(
+        &self,
+        id: ProxmoxVmId,
+        timeframe: &str,
+    ) -> Result<Vec<RrdDataPoint>> {
+        let data: ResponseBase<Vec<_>> = self
+            .api
+            .get(&format!(
+                "/api2/json/nodes/{}/qemu/{}/rrddata?timeframe={}",
+                &self.node, id, timeframe
+            ))
+            .await?;
+
+        Ok(data.data)
+    }
+
     /// Get the current status of a running task
     ///
     /// https://pve.proxmox.com/pve-docs/api-viewer/?ref=public_apis#/nodes/{node}/tasks/{upid}/status
@@ -480,16 +496,15 @@ impl VmHostClient for ProxmoxClient {
         self.wait_for_task(&t_create).await?;
 
         // import primary disk from image (scsi0)
-        self
-            .import_disk_image(ImportDiskImageRequest {
-                vm_id,
-                node: self.node.clone(),
-                storage: req.disk.name.clone(),
-                disk: "scsi0".to_string(),
-                image: req.image.filename()?,
-                is_ssd: matches!(req.disk.kind, DiskType::SSD),
-            })
-            .await?;
+        self.import_disk_image(ImportDiskImageRequest {
+            vm_id,
+            node: self.node.clone(),
+            storage: req.disk.name.clone(),
+            disk: "scsi0".to_string(),
+            image: req.image.filename()?,
+            is_ssd: matches!(req.disk.kind, DiskType::SSD),
+        })
+        .await?;
 
         // resize disk to match template
         let j_resize = self
@@ -549,6 +564,26 @@ impl VmHostClient for ProxmoxClient {
         .await?;
         Ok(())
     }
+
+    async fn get_time_series_data(
+        &self,
+        vm: &Vm,
+        series: TimeSeries,
+    ) -> Result<Vec<TimeSeriesData>> {
+        let r = self
+            .get_vm_rrd_data(
+                vm.id.into(),
+                match series {
+                    TimeSeries::Hourly => "hour",
+                    TimeSeries::Daily => "day",
+                    TimeSeries::Weekly => "week",
+                    TimeSeries::Monthly => "month",
+                    TimeSeries::Yearly => "year",
+                },
+            )
+            .await?;
+        Ok(r.into_iter().map(TimeSeriesData::from).collect())
+    }
 }
 
 /// Wrap a database vm id
@@ -901,3 +936,43 @@ pub struct VmConfig {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub serial_0: Option<String>,
 }
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct RrdDataPoint {
+    pub time: u64,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub cpu: Option<f32>,
+    #[serde(rename = "mem")]
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub memory: Option<f32>,
+    #[serde(rename = "maxmem")]
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub memory_size: Option<u64>,
+    #[serde(rename = "netin")]
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub net_in: Option<f32>,
+    #[serde(rename = "netout")]
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub net_out: Option<f32>,
+    #[serde(rename = "diskwrite")]
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub disk_write: Option<f32>,
+    #[serde(rename = "diskread")]
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub disk_read: Option<f32>,
+}
+
+impl From<RrdDataPoint> for TimeSeriesData {
+    fn from(value: RrdDataPoint) -> Self {
+        Self {
+            timestamp: value.time,
+            cpu: value.cpu.unwrap_or(0.0),
+            memory: value.memory.unwrap_or(0.0),
+            memory_size: value.memory_size.unwrap_or(0),
+            net_in: value.net_in.unwrap_or(0.0),
+            net_out: value.net_out.unwrap_or(0.0),
+            disk_write: value.disk_write.unwrap_or(0.0),
+            disk_read: value.disk_read.unwrap_or(0.0),
+        }
+    }
+}

src/provisioner/capacity.rs

@@ -80,7 +80,8 @@ impl HostCapacityService {
             .filter_map(|v| {
                 templates
                     .iter()
-                    .find(|t| t.id == v.template_id).map(|t| (v.id, t))
+                    .find(|t| t.id == v.template_id)
+                    .map(|t| (v.id, t))
             })
             .collect();