overhaul self-update

Cargo.toml

@@ -23,3 +23,9 @@ serde = { version = "1.0.217", features = ["serde_derive"] }
 serde_json = "1.0.134"
 roux = "2.2.13"
 structstruck = "0.4.1"
+reqwest = { version = "0.12.12", features = ["json"] }
+octocrab = "0.42.1"
+tempfile = "3.15.0"
+self-replace = "1.5.0"
+zip = "2.2.2"
+nix = { version = "0.29.0", features = ["process"] }

build.rs

@@ -12,11 +12,19 @@ fn main() -> Result<(), Error> {
         .add_instructions(&rustc)?
         .emit()?;
 
-    let git_commit_id = std::process::Command::new("git")
+    let git_remote_url = std::process::Command::new("git")
+        .arg("config")
+        .arg("remote.origin.url")
+        .output()?;
+    let git_commit_id_short = std::process::Command::new("git")
         .arg("rev-parse")
         .arg("--short")
         .arg("HEAD")
         .output()?;
+    let git_commit_id = std::process::Command::new("git")
+        .arg("rev-parse")
+        .arg("HEAD")
+        .output()?;
     let git_commit_date = std::process::Command::new("git")
         .arg("show")
         .arg("-s")
@@ -38,10 +46,18 @@ fn main() -> Result<(), Error> {
         .arg("--format=%ae")
         .output()?;
 
+    println!(
+        "cargo:rustc-env=GIT_REMOTE_URL={}",
+        String::from_utf8(git_remote_url.stdout)?
+    );
     println!(
         "cargo:rustc-env=GIT_COMMIT_ID={}",
         String::from_utf8(git_commit_id.stdout)?
     );
+    println!(
+        "cargo:rustc-env=GIT_COMMIT_ID_SHORT={}",
+        String::from_utf8(git_commit_id_short.stdout)?
+    );
     println!(
         "cargo:rustc-env=GIT_COMMIT_DATE={}",
         String::from_utf8(git_commit_date.stdout)?

src/command/devel.rs

@@ -1,6 +1,15 @@
+use std::convert::Infallible;
+use std::os::unix::process::CommandExt;
+
 use crate::Context;
 use crate::Error;
 
+use octocrab;
+use std::io::Write;
+
+use self_replace;
+use zip;
+
 /// Print version and build information
 #[poise::command(slash_command)]
 pub async fn version(ctx: Context<'_>) -> Result<(), Error> {
@@ -17,7 +26,7 @@ pub async fn version(ctx: Context<'_>) -> Result<(), Error> {
         \tTarget triple: {}\n\
         \trustc version: {}\n",
         env!("CARGO_PKG_VERSION"),
-        env!("GIT_COMMIT_ID"),
+        env!("GIT_COMMIT_ID_SHORT"),
         env!("GIT_COMMIT_DATE"),
         env!("GIT_COMMIT_AUTHOR_NAME"),
         env!("GIT_COMMIT_AUTHOR_EMAIL"),
@@ -34,32 +43,20 @@ pub async fn version(ctx: Context<'_>) -> Result<(), Error> {
 /// Update the bot remotely (Requires updater systemd service)
 #[poise::command(slash_command, owners_only, hide_in_help)]
 pub async fn update(ctx: Context<'_>) -> Result<(), Error> {
-    let command_result = std::process::Command::new("systemctl")
-        .arg("--user")
-        .arg("restart")
-        .arg("shibe-bot-update.service")
-        .spawn();
-    match command_result {
-        Ok(_child) => {
-            ctx.say(format!(
-                "Initialized restart service successfully.\n\
-            Expect brief outage soon.\n\
-            Current version: {}\n\
-            Timestamp of last build: {}",
-                env!("CARGO_PKG_VERSION"),
-                env!("VERGEN_BUILD_TIMESTAMP")
-            ))
-            .await?;
-            info!("Initialized restart service successfully");
-        }
-        Err(what) => {
-            ctx.say(format!(
-                "Failed to initialize restart service. Reason: {}",
-                what
-            ))
-            .await?;
-            error!("Failed to initialize restart service: {}", what);
+    // Check if the current commit hash is different from HEAD
+    let head: octocrab::models::repos::Ref = octocrab::instance()
+        .get(
+            "/repos/shibedrill/shibe-bot/git/refs/heads/main",
+            None::<&octocrab::models::Repository>,
+        )
+        .await?;
+    if let octocrab::models::repos::Object::Commit { sha, url: _ } = head.object {
+        if sha == env!("GIT_COMMIT_ID") {
+            info!("Update unnecessary: Commit ID of remote is same as compiled commit.");
+        } else {
+            info!("Update required, latest commit hash: {}", sha);
         }
+    } else {
     }
     Ok(())
 }
@@ -99,3 +96,39 @@ pub async fn say(
     ctx.say(what).await?;
     Ok(())
 }
+
+async fn self_update() -> Result<Infallible, Error> {
+    let artifact_url = "https://nightly.link/shibedrill/shibe-bot/workflows/rust/main/artifact.zip";
+    let tempdir = tempfile::Builder::new().prefix("shibe-bot").tempdir()?;
+    let response = reqwest::get(artifact_url).await?;
+
+    let mut dest = {
+        let fname = response
+            .url()
+            .path_segments()
+            .and_then(|segments| segments.last())
+            .and_then(|name| if name.is_empty() { None } else { Some(name) })
+            .unwrap_or("tmp");
+        let fname = tempdir.path().join(fname);
+        std::fs::File::create(fname)?
+    };
+    let content = response.bytes().await?;
+    dest.write_all(&content)?;
+
+    let mut archive = zip::ZipArchive::new(dest)?;
+    let mut zipped_bin = archive.by_index(0)?;
+    let new_bin_path = tempdir.path().join("shibe-bot");
+    let mut new_bin = std::fs::File::create_new(&new_bin_path)?;
+
+    std::io::copy(&mut zipped_bin, &mut new_bin)?;
+
+    self_replace::self_replace(&new_bin_path)?;
+
+    let new_command_args: Vec<_> = std::env::args_os().skip(1).collect();
+    let new_command_path = std::env::current_exe()?;
+    
+    Err(Box::new(std::process::Command::new(new_command_path)
+        .args(&new_command_args)
+        .exec()))
+
+}

src/command/fun.rs

@@ -89,11 +89,7 @@ pub async fn curbstomp(
     } else if target == **ctx.cache().current_user() {
         "nice try lol"
     } else {
-        &format!(
-            "{} made {} eat pavement.",
-            ctx.author(),
-            target
-        )
+        &format!("{} made {} eat pavement.", ctx.author(), target)
     };
     ctx.say(response).await?;
     info!("Executed command `whack` successfully");

src/command/util.rs

@@ -42,12 +42,13 @@ pub async fn info(ctx: Context<'_>) -> Result<(), Error> {
         rustc version: {}\n\
         Build timestamp: {}\n\
         Website: <https://riverdev.carrd.co>\n\
-        Source code: <https://github.com/shibedrill/shibe-bot>\n\
+        Source code: <{}>\n\
         Poise: <https://docs.rs/poise/latest/poise/>\n\
         Rust: <https://www.rust-lang.org/>",
         env!("CARGO_PKG_VERSION"),
         env!("VERGEN_RUSTC_SEMVER"),
         env!("VERGEN_BUILD_TIMESTAMP"),
+        env!("GIT_REMOTE_URL"),
     ))
     .await?;
     info!("Executed command `info` successfully");