Implemented as Makefile project

5 files changed, 142 insertions, 21 deletions

diff --git a/.gitignore b/.gitignore
index 4efb7e9..4f8e0b2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,8 @@
 backup
 test
-# Created by https://www.toptal.com/developers/gitignore/api/linux,windows,macos,vim
-# Edit at https://www.toptal.com/developers/gitignore?templates=linux,windows,macos,vim
+
+# Created by https://www.toptal.com/developers/gitignore/api/rust,linux,windows,macos,vim
+# Edit at https://www.toptal.com/developers/gitignore?templates=rust,linux,windows,macos,vim
 
 ### Linux ###
 *~
@@ -51,6 +52,22 @@ Temporary Items
 # iCloud generated files
 *.icloud
 
+### Rust ###
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb
+
 ### Vim ###
 # Swap
 [._]*.s[a-v][a-z]
@@ -97,5 +114,5 @@ $RECYCLE.BIN/
 # Windows shortcuts
 *.lnk
 
-# End of https://www.toptal.com/developers/gitignore/api/linux,windows,macos,vim
+# End of https://www.toptal.com/developers/gitignore/api/rust,linux,windows,macos,vim
 
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..eaf6c8b
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,23 @@
+[package]
+name = "squashr"
+version = "1.0.0"
+edition = "2021"
+license = "GNU AGPLv3"
+description = "Manage backups based on SquashFS, OverlayFS and LUKS"
+repository = "https://git.kug.is/squashr.git"
+
+[dependencies]
+anyhow = "1"
+clap = { version = "4", features = ["derive"] }
+serde = { version = "1", features = ["derive"] }
+itertools = "0.12"
+regex = "1"
+walkdir = "2"
+chrono = { version = "0.4", default-features = false, features = ["clock"] }
+rusqlite = { version = "0.31", features = ["bundled"] }
+libc = "0.2"
+
+[profile.release]
+lto = true
+codegen-units = 1
+
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..ffbdd73
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,43 @@
+# Konfigurierbare Variablen (Standard wie bei Autotools)
+PREFIX  ?= /usr/local
+BINDIR  ?= $(PREFIX)/bin
+ETCDIR  ?= /etc
+DESTDIR ?=
+
+BIN     := target/release/squashr
+NAME    := squashr
+
+.PHONY: all build release debug install uninstall clean
+
+all: release
+
+build: release
+
+release:
+	cargo build --release
+
+debug:
+	cargo build
+
+install: $(BIN)
+	# Binärdatei
+	install -d $(DESTDIR)$(BINDIR)
+	install -m 0755 $(BIN) $(DESTDIR)$(BINDIR)/$(NAME)
+	# Beispiel-Config nur anlegen, wenn noch nicht vorhanden
+	install -d $(DESTDIR)$(ETCDIR)
+	@if [ ! -f "$(DESTDIR)$(ETCDIR)/squashr.conf" ]; then \
+	  install -m 0644 packaging/squashr.conf "$(DESTDIR)$(ETCDIR)/squashr.conf"; \
+	  echo "Installed default $(ETCDIR)/squashr.conf"; \
+	else \
+	  echo "Keeping existing $(ETCDIR)/squashr.conf"; \
+	fi
+	@echo "Installed $(NAME) to $(DESTDIR)$(BINDIR)/$(NAME)"
+
+uninstall:
+	@rm -f "$(DESTDIR)$(BINDIR)/$(NAME)"
+	@echo "Removed $(DESTDIR)$(BINDIR)/$(NAME)"
+	@echo "(Keeping $(ETCDIR)/squashr.conf, remove manually if neccessary.)"
+
+clean:
+	cargo clean
+
diff --git a/packaging/squashr.conf b/packaging/squashr.conf
new file mode 100644
index 0000000..a4870b5
--- /dev/null
+++ b/packaging/squashr.conf
@@ -0,0 +1,24 @@
+# Backup root directory
+SQUASHR_ROOT=/var/lib/squashr
+
+# Includes (comma separated, directories and files)
+SQUASHR_INCLUDE=/etc, /home
+# Excludes (comma separated, directories and files)
+SQUASHR_EXCLUDE=/home/*/.cache, /home/*/Downloads
+
+# Truncation
+SQUASHR_TRUNCATE=/var/log
+
+# Rotation
+SQUASHR_N_SNAPSHOTS_MIN=5
+SQUASHR_N_SNAPSHOTS_MAX=30
+
+# Compression
+SQUASHR_COMPRESSION_ENABLE=true
+SQUASHR_COMPRESSION_ALGO=zstd
+SQUASHR_COMPRESSION_ARGS=-Xcompression-level 19
+
+# Encryption
+SQUASHR_CRYPTSETUP_ENABLE=false
+SQUASHR_CRYPTSETUP_CREATE_ARGS=--type luks2
+SQUASHR_CRYPTSETUP_OPEN_ARGS=--type luks
diff --git a/squashr.rs b/src/main.rs
index 2c77051..8df82ec 100755
--- a/squashr.rs
+++ b/src/main.rs
@@ -1,21 +1,19 @@
-#!/usr/bin/env -S rust-script
-//! ```cargo
-//! [package]
-//! name = "squashr"
-//! version = "0.5.1"
-//! edition = "2021"
-//!
-//! [dependencies]
-//! anyhow = "1"
-//! clap = { version = "4", features = ["derive"] }
-//! serde = { version = "1", features = ["derive"] }
-//! itertools = "0.12"
-//! regex = "1"
-//! walkdir = "2"
-//! chrono = { version = "0.4", default-features = false, features = ["clock"] }
-//! rusqlite = { version = "0.31", features = ["bundled"] }
-//! libc = "0.2"
-//! ```
+/* SquashR - Manage backups based on SquashFS, OverlayFS and LUKS
+ * Copyright (C) 2025 Leonard Kugis <leonard@kug.is>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 
 use anyhow::{anyhow, bail, Context, Result};
 use clap::{Parser, Subcommand, ValueHint};
@@ -206,6 +204,18 @@ fn apply_cli_overrides(mut cfg: Config, cli:&Cli)->Result<Config>{
     Ok(cfg)
 }
 
+fn default_config_paths() -> Vec<PathBuf> {
+    let mut v = Vec::new();
+    if let Ok(xdg) = env::var("XDG_CONFIG_HOME") {
+        v.push(PathBuf::from(xdg).join("squashr/squashr.conf"));
+    }
+    if let Ok(home) = env::var("HOME") {
+        v.push(PathBuf::from(home).join(".config/squashr/squashr.conf"));
+    }
+    v.push(PathBuf::from("/etc/squashr.conf"));
+    v
+}
+
 #[derive(Clone)]
 struct Ctx {
     state_dir: PathBuf,
@@ -285,6 +295,10 @@ impl Ctx {
 
 fn main() -> Result<()> {
     let cli = Cli::parse();
+    let cfg_path = match &cli.config {
+        Some(p) => Some(p.clone()),
+        None => default_config_paths().into_iter().find(|p| p.exists()),
+    };
     let cfg = load_config(cli.config.as_deref())?;
     let cfg = apply_env_overrides(cfg)?;
     let cfg = apply_cli_overrides(cfg, &cli)?;