Managed to query VirtWeb API

remote_backend/src/virtweb_client.rs

@@ -0,0 +1,71 @@
+use crate::app_config::AppConfig;
+use crate::utils::time;
+use std::fmt::Display;
+use thiserror::Error;
+use uuid::Uuid;
+
+#[derive(Error, Debug)]
+pub enum VirtWebClientError {
+    #[error("Invalid status code from VirtWeb: {0}")]
+    InvalidStatusCode(u16),
+}
+
+#[derive(serde::Serialize, Debug)]
+pub struct TokenClaims {
+    pub sub: String,
+    pub iat: u64,
+    pub exp: u64,
+    pub verb: String,
+    pub path: String,
+    pub nonce: String,
+}
+
+#[derive(serde::Deserialize, Debug)]
+pub struct TokenRight {
+    verb: String,
+    path: String,
+}
+
+pub type TokenRights = Vec<TokenRight>;
+
+#[derive(serde::Deserialize)]
+struct TokenInfo {
+    rights: TokenRights,
+}
+
+/// Perform a request on the API
+async fn request<D: Display, E: serde::de::DeserializeOwned>(uri: D) -> anyhow::Result<E> {
+    let url = format!("{}{}", AppConfig::get().virtweb_base_url, uri);
+    log::debug!("Will query {uri}...");
+
+    let jwt = TokenClaims {
+        sub: AppConfig::get().virtweb_token_id.to_string(),
+        iat: time() - 60 * 2,
+        exp: time() + 60 * 3,
+        verb: "GET".to_string(),
+        path: uri.to_string(),
+        nonce: Uuid::new_v4().to_string(),
+    };
+    let jwt = AppConfig::get().token_private_key().sign_jwt(&jwt)?;
+
+    let res = reqwest::Client::new()
+        .get(url)
+        .header("x-token-id", &AppConfig::get().virtweb_token_id)
+        .header("x-token-content", jwt)
+        .send()
+        .await?;
+
+    if !res.status().is_success() {
+        return Err(VirtWebClientError::InvalidStatusCode(res.status().as_u16()).into());
+    }
+
+    Ok(res.json().await?)
+}
+
+/// Get current token rights
+pub async fn get_token_rights() -> anyhow::Result<TokenRights> {
+    let res: TokenInfo =
+        request(format!("/api/token/{}", AppConfig::get().virtweb_token_id)).await?;
+
+    Ok(res.rights)
+}