Build script for sqlx

.github/workflows/ci-build.yml

@@ -56,19 +56,6 @@ jobs:
           command: fmt
           args: --all -- --check
 
-      # due to sqlx dependency, prepare environment before building this package
-      - name: Pre-build steps for `node-status-api`
-        run: |
-          cargo install sqlx-cli
-          cd nym-node-status-api
-          ./launch_node_status_api.sh -i
-
-      - name: Build `node-status-api`
-        uses: actions-rs/cargo@v1
-        with:
-          command: build
-          args: --package nym-node-status-api
-
       - name: Build all binaries
         uses: actions-rs/cargo@v1
         with:

nym-node-status-api/Cargo.toml

@@ -30,3 +30,8 @@ thiserror = { workspace = true }
 tokio = { workspace = true, features = ["full"] }
 tracing = { workspace = true }
 tracing-subscriber = { workspace = true, features = ["env-filter"] }
+
+[build-dependencies]
+anyhow = { workspace = true }
+tokio = { workspace = true, features = ["macros" ] }
+sqlx = { workspace = true, features = ["runtime-tokio-rustls", "sqlite", "macros", "migrate"] }

nym-node-status-api/build.rs

@@ -0,0 +1,33 @@
+use anyhow::{anyhow, Result};
+use sqlx::{Connection, SqliteConnection};
+
+const SQLITE_DB_FILENAME: &str = "nym-node-status-api.sqlite";
+
+#[tokio::main]
+async fn main() -> Result<()> {
+    let out_dir = read_env_var("OUT_DIR")?;
+    let database_path = format!("sqlite://{}/{}?mode=rwc", out_dir, SQLITE_DB_FILENAME);
+
+    let mut conn = SqliteConnection::connect(&database_path).await?;
+    sqlx::migrate!("./migrations").run(&mut conn).await?;
+
+    #[cfg(target_family = "unix")]
+    println!("cargo::rustc-env=DATABASE_URL=sqlite://{}", &database_path);
+
+    #[cfg(target_family = "windows")]
+    // for some strange reason we need to add a leading `/` to the windows path even though it's
+    // not a valid windows path... but hey, it works...
+    println!("cargo::rustc-env=DATABASE_URL=sqlite:///{}", &database_path);
+
+    rerun_if_changed();
+    Ok(())
+}
+
+fn read_env_var(var: &str) -> Result<String> {
+    std::env::var(var).map_err(|_| anyhow!("You need to set {} env var", var))
+}
+
+fn rerun_if_changed() {
+    println!("cargo::rerun-if-changed=migrations");
+    println!("cargo::rerun-if-changed=src/db/queries");
+}