Implement git commit and push using credentials stored in credential manager

Cargo.lock

@@ -64,6 +64,21 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc7eb209b1518d6bb87b283c20095f5228ecda460da70b44f0802523dea6da04"
 
+[[package]]
+name = "android-tzdata"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e999941b234f3131b00bc13c22d06e8c5ff726d1b6318ac7eb276997bbb4fef0"
+
+[[package]]
+name = "android_system_properties"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "arrayref"
 version = "0.3.9"
@@ -153,6 +168,12 @@ version = "1.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ef657dfab802224e671f5818e9a4935f9b1957ed18e58292690cc39e7a4092a3"
 
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
 [[package]]
 name = "bytes"
 version = "1.9.0"
@@ -249,6 +270,20 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
+[[package]]
+name = "chrono"
+version = "0.4.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7e36cc9d416881d2e24f9a963be5fb1cd90966419ac844274161d10488b3e825"
+dependencies = [
+ "android-tzdata",
+ "iana-time-zone",
+ "js-sys",
+ "num-traits",
+ "wasm-bindgen",
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "combine"
 version = "4.6.7"
@@ -416,7 +451,7 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "330c60081dcc4c72131f8eb70510f1ac07223e5d4163db481a04a0befcffa412"
 dependencies = [
- "libloading 0.7.4",
+ "libloading 0.8.6",
 ]
 
 [[package]]
@@ -856,6 +891,29 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fbf6a919d6cf397374f7dfeeea91d974c7c0a7221d0d0f4f20d859d329e53fcc"
 
+[[package]]
+name = "iana-time-zone"
+version = "0.1.61"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "235e081f3925a06703c2d0117ea8b91f042756fd6e7a6e5d901e8ca1a996b220"
+dependencies = [
+ "android_system_properties",
+ "core-foundation-sys",
+ "iana-time-zone-haiku",
+ "js-sys",
+ "wasm-bindgen",
+ "windows-core",
+]
+
+[[package]]
+name = "iana-time-zone-haiku"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "icu_collections"
 version = "1.5.0"
@@ -1077,6 +1135,17 @@ dependencies = [
  "unicode-segmentation",
 ]
 
+[[package]]
+name = "keyring"
+version = "3.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2f8fe839464d4e4b37d756d7e910063696af79a7e877282cb1825e4ec5f10833"
+dependencies = [
+ "byteorder",
+ "log",
+ "windows-sys 0.59.0",
+]
+
 [[package]]
 name = "kqueue"
 version = "1.0.8"
@@ -1356,6 +1425,15 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e0826a989adedc2a244799e823aece04662b66609d96af8dff7ac6df9a8925d"
 
+[[package]]
+name = "num-traits"
+version = "0.2.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "num_enum"
 version = "0.7.3"
@@ -1584,7 +1662,9 @@ dependencies = [
 name = "obsidian-git-backup"
 version = "0.1.0"
 dependencies = [
+ "chrono",
  "git2",
+ "keyring",
  "notify",
  "tray-icon",
  "winit",
@@ -2498,6 +2578,15 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows-core"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "33ab640c8d7e35bf8ba19b884ba838ceb4fba93a4e8c65a9059d08afcfc683d9"
+dependencies = [
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.45.0"

Cargo.toml

@@ -8,3 +8,5 @@ winit = "0.30.8"
 notify = "8.0.0"
 tray-icon = "0.19.2"
 git2 = "0.20.0"
+chrono = "0.4.39"
+keyring = { version = "3.6.1", features = ["windows-native"] }

README.md

@@ -6,7 +6,7 @@ This script automates the process of backing up your Obsidian vault to a Git rep
 
 - [x] Trigger backup after file changes with delay
 - [x] Maintain git repo in a seperate folder to not have the repo synced by syncthing (copy changed files over)
-- [ ] Push changes to remote repository
+- [x] Push changes to remote repository
 - [ ] Some error management
 - [x] Tray Menu
   - [x] Exit

src/gitpush.rs

@@ -1,8 +1,87 @@
-pub fn backup_changes() {
+use chrono::Local;
+use git2::{Cred, IndexAddOption, PushOptions, RemoteCallbacks, Repository, StatusOptions};
+use keyring::Entry;
+use std::path::Path;
+
+pub fn backup_changes(repo_path: &Path) -> Result<(), Box<dyn std::error::Error>> {
     let start = std::time::Instant::now();
 
-    println!("Checking for changes...");
-    // TODO log changed files first
+    // Open the repository at the provided path
+    let repo = Repository::open(repo_path)?;
 
+    // Gather the repository statuses, including untracked files.
+    let mut status_opts = StatusOptions::new();
+    status_opts.include_untracked(true);
+    let statuses = repo.statuses(Some(&mut status_opts))?;
+
+    // If no changes are detected, exit early
+    if statuses.is_empty() {
+        println!("No changes detected");
         println!("Backup took {:?}", start.elapsed());
+        return Ok(());
+    }
+
+    // Print out all changes.
+    println!("Detected changes:");
+    for entry in statuses.iter() {
+        let path = entry.path().unwrap_or("<unknown>");
+        let status = entry.status();
+        println!(" - {}: {:?}", path, status);
+    }
+
+    // Add all changes to the index
+    let mut index = repo.index()?;
+    index.add_all(["*"].iter(), IndexAddOption::DEFAULT, None)?;
+    index.write()?;
+
+    // Write the index to a tree
+    let tree_id = index.write_tree()?;
+    let tree = repo.find_tree(tree_id)?;
+
+    // Use the repository signature for both author and committer
+    let signature = repo.signature()?;
+
+    // Determine the parent commit
+    let parent_commit = repo.head()?.peel_to_commit()?;
+
+    // Generate commit message with current timestamp
+    let commit_message = format!("{} Autobackup", Local::now().format("%Y-%m-%d %H:%M:%S"));
+
+    // Create commit
+    repo.commit(
+        Some("HEAD"),
+        &signature,
+        &signature,
+        &commit_message,
+        &tree,
+        &[&parent_commit],
+    )?;
+
+    // Set up remote push with credentials callback
+    let mut callbacks = RemoteCallbacks::new();
+    callbacks.credentials(move |_url, username, _allowed_types| {
+        let user = username.unwrap_or("git");
+        let token = get_git_token();
+        Cred::userpass_plaintext(user, &token)
+    });
+
+    // Push changes
+    let mut push_options = PushOptions::new();
+    push_options.remote_callbacks(callbacks);
+    let mut remote = repo.find_remote("origin")?;
+    remote.push(&["refs/heads/main"], Some(&mut push_options))?;
+
+    println!("Changes committed and pushed successfully.");
+    println!("Backup took {:?}", start.elapsed());
+    Ok(())
+}
+
+fn get_git_token() -> String {
+    // Get token from Windows Credential Manager
+    let service = "obsidian-git-backup";
+    let username = "git";
+    let entry = Entry::new(service, username).unwrap();
+    entry
+        .get_password()
+        .expect("Git access token could not be retrieved from Windows Credential Manager")
 }

src/main.rs

@@ -1,5 +1,4 @@
 use notify::{Event, RecursiveMode, Watcher};
-
 use std::path::Path;
 use std::time::{Duration, Instant};
 use tray_icon::{
@@ -16,8 +15,8 @@ use winit::{
 mod filesync;
 mod gitpush;
 
-const SOURCE_VAULT: &str = "D:\\test\\obsidian-vault-source"; // syncthing vault folder
-const REPO_VAULT: &str = "D:\\test\\obsidian-vault-test"; // git repo folder
+const SOURCE_VAULT: &str = "X:\\test\\obsidian-vault-source"; // syncthing vault folder
+const REPO_VAULT: &str = "X:\\test\\obsidian-vault-test"; // git repo folder
 
 #[derive(Debug)]
 enum UserEvent {
@@ -70,7 +69,8 @@ impl ApplicationHandler<UserEvent> for App {
                         println!("---> Backup triggered by menu");
                         // Handle push now menu item
                         self.last_change_time = None;
-                        gitpush::backup_changes();
+                        let repo_dir = Path::new(REPO_VAULT);
+                        gitpush::backup_changes(repo_dir).expect("Changes could not be pushed");
                     }
                     id if id == self.menu_exit_id.as_ref().unwrap() => {
                         println!("---> Exit triggert by menu");
@@ -101,7 +101,8 @@ impl ApplicationHandler<UserEvent> for App {
             if now.duration_since(last_change_time) > self.duration_threshold {
                 println!("---> Backup triggered by file change");
                 self.last_change_time = None;
-                gitpush::backup_changes();
+                let repo_dir = Path::new(REPO_VAULT);
+                gitpush::backup_changes(repo_dir).expect("Changes could not be pushed");
             }
         }
 
@@ -126,7 +127,7 @@ fn main() {
     filesync::sync_directory(source_dir, repo_dir, Some(".git"))
         .expect("Directories could not be synced");
     println!("Sync took {:?}", start.elapsed());
-    gitpush::backup_changes();
+    gitpush::backup_changes(repo_dir).expect("Changes could not be pushed");
 
     // Create event loop
     let event_loop = EventLoop::<UserEvent>::with_user_event().build().unwrap();