feat(backend::scheduler) deadlock spotted

backend/server/src/modules/blog/components/check_update/mod.rs

@@ -0,0 +1,78 @@
+use crate::constants::config::general::{default_value, var_name};
+use macros::panic_with_log;
+use std::sync::Arc;
+use std::{
+    env,
+    path::{Path, PathBuf},
+};
+
+use crate::modules::blog::components::check_update::{
+    // index::drop_index,
+    // utils::{expand_path, index_files, search_md},
+    utils::expand_path,
+};
+use crate::scheduler::task_func::AsyncTaskFunc;
+use sqlx::PgPool;
+use tracing::{info, warn, Level};
+
+// mod error;
+// mod index;
+mod utils;
+
+#[derive(Debug)]
+struct Args {
+    git_work_dir: PathBuf,
+    git_url: String,
+    git_remote_name: String,
+    git_remote_branch: String,
+}
+
+pub fn task(db_connection: PgPool) -> impl AsyncTaskFunc {
+    // init
+    let git_work_dir = {
+        let path = if let Ok(default_log_path) = env::var(var_name::WORK_DIR) {
+            expand_path(default_log_path)
+        } else {
+            let fallback_path = expand_path(default_value::WORK_DIR.to_string());
+            warn!(
+                "unset env var `{}`, using default path: {}/blog_git",
+                var_name::WORK_DIR,
+                fallback_path
+            );
+            fallback_path
+        };
+        Path::new(&path).join("blog_git")
+    };
+
+    // clone & check update
+
+    let git_url = match env::var(var_name::BLOG_GIT_URL) {
+        Ok(url) => url,
+        Err(e) => {
+            panic_with_log!(
+                Level::ERROR,
+                "failed to read `{}`: {}",
+                var_name::BLOG_GIT_URL,
+                e
+            )
+        }
+    };
+    let git_remote_name = env::var(var_name::BLOG_GIT_REMOTE_NAME)
+        .unwrap_or(default_value::BLOG_GIT_REMOTE_NAME.to_string());
+    let git_remote_branch = env::var(var_name::BLOG_GIT_REMOTE_BRANCH)
+        .unwrap_or(default_value::BLOG_GIT_REMOTE_BRANCH.to_string());
+
+    let arc_args = Arc::new(Args {
+        git_work_dir,
+        git_url,
+        git_remote_name,
+        git_remote_branch,
+    });
+
+    move || Box::pin(test(arc_args.clone()))
+}
+
+async fn test(args: Arc<Args>) {
+    info!("test");
+    dbg!(&args);
+}