From c63da05b72407224fa2bd1fa960cfe04d06d3ccc Mon Sep 17 00:00:00 2001
From: GitHub <>
Date: Wed, 18 Jan 2023 17:31:33 +0800
Subject: [PATCH] Add git hash info

---
 CHANGELOG.md          |  4 ++++
 build.rs              | 12 ++++++++++++
 src/controller/mod.rs |  4 +++-
 src/main.rs           |  2 ++
 templates/layout.html |  3 ++-
 5 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8c3c473..564f7dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Add git hash info
+
 ## [0.2.8] - 2023-01-17
 
 ### Added
diff --git a/build.rs b/build.rs
index 17f4ee0..1cf205d 100644
--- a/build.rs
+++ b/build.rs
@@ -1,6 +1,18 @@
+use std::process::Command;
+
 fn main() {
     match std::env::var("PROFILE") {
         Ok(key) if key.as_str() == "debug" => println!("cargo:rustc-env=PROFILE=debug"),
         _ => {}
     }
+
+    let mut git_hash = match Command::new("git").args(["rev-parse", "HEAD"]).output() {
+        Ok(output) if !output.stdout.is_empty() => {
+            String::from_utf8_lossy(&output.stdout).to_string()
+        }
+        _ => "not found".into(),
+    };
+
+    git_hash.truncate(7);
+    println!("cargo:rustc-env=GIT_HASH={git_hash}");
 }
diff --git a/src/controller/mod.rs b/src/controller/mod.rs
index 264661d..4198cde 100644
--- a/src/controller/mod.rs
+++ b/src/controller/mod.rs
@@ -296,7 +296,7 @@ struct Claim {
     session_id: String,
 }
 
-use crate::{config::CONFIG, error::AppError, VERSION};
+use crate::{config::CONFIG, error::AppError, GIT_HASH, VERSION};
 use askama::Template;
 use axum::{
     async_trait,
@@ -929,6 +929,7 @@ struct PageData<'a> {
     has_unread: bool,
     sha256: &'a str,
     version: &'a str,
+    git_commit: &'a str,
     footer_links: Vec<(&'a str, &'a str)>,
 }
 
@@ -954,6 +955,7 @@ impl<'a> PageData<'a> {
             has_unread,
             sha256: &CURRENT_SHA256,
             version: VERSION,
+            git_commit: GIT_HASH,
             footer_links,
         }
     }
diff --git a/src/main.rs b/src/main.rs
index 5a755dd..0c1a163 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -22,6 +22,7 @@ use tracing::{error, info};
 use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
 
 const VERSION: &str = env!("CARGO_PKG_VERSION");
+const GIT_HASH: &str = env!("GIT_HASH");
 static IS_DEBUG: Lazy<bool> =
     Lazy::new(|| matches!(std::env::var("PROFILE"), Ok(key) if key.as_str() == "debug"));
 
@@ -34,6 +35,7 @@ async fn main() -> Result<(), AppError> {
 
     info!("sha256: {}", *CURRENT_SHA256);
     info!(VERSION);
+    info!(GIT_HASH);
 
     let db_url = &CONFIG.db;
     let config = sled::Config::default().path(db_url).use_compression(true);
diff --git a/templates/layout.html b/templates/layout.html
index da75477..5c8fa85 100644
--- a/templates/layout.html
+++ b/templates/layout.html
@@ -130,8 +130,9 @@
         {% for footer_link in page_data.footer_links %}
         <p><a href="{{footer_link.1}}" target="_blank">{{footer_link.0|capitalize}}</a></p>    
         {% endfor %}
-        <p><small>version: {{page_data.version}}</small></p>
+        <p><small>version: <a href="https://github.com/freedit-org/freedit/releases/tag/v{{page_data.version}}">v{{page_data.version}}</a></small></p>
         <p><small>sha256: {{page_data.sha256|truncate(10)}}</small></p>
+        <p><small>commit: <a href="https://github.com/freedit-org/freedit/commit/{{page_data.git_commit}}">{{page_data.git_commit}}</a></small></p>
     </footer>
 </body>