1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122

use crate::lib::{
    config::loader::load_cfg,
    fsutil::{
        copy::copy,
        paths::{get_ins_root, get_root},
    },
    structs::{config::KelpDotConfig, pm::PackageManager},
    util::{
        exec::get_root_exec_program,
        os::{get_host_os, is_os},
        pm::get_distro_pm,
        scripts::run_script,
    },
};
use anyhow::Context;
use kelpdot_macros::*;
use std::{path::Path, process::Command};
pub fn install() -> anyhow::Result<()> {
    let root = get_root()?;
    cyan_print!("[INFO] Installing dotfiles {}", root);
    debug_print!("Building OS list...");
    let os = get_host_os()?;
    let insroot = get_ins_root()?;
    debug_print!("Install root: {}", insroot);
    cyan_print!("Found OS {}", os.prettyname);
    let config: KelpDotConfig = load_cfg(root.clone())?;
    if let Some(scripts) = config.prerun {
        for script in scripts {
            cyan_print!("[PRERUN] Running script {}", script.path);
            run_script(root.clone(), script)?;
        }
    }
    if let Some(files) = config.homefiles {
        let home_files_path = format!("{}/home", root);
        for file in files {
            if let Some(distro) = &file.onlyon {
                if &os.name != distro && !os.submatches.iter().any(|mat| mat == distro) {
                    debug_print!("Not installing file {} because host != onlyon", file);
                    break;
                }
            }
            let home =
                std::env::var("HOME").with_context(|| red!("Unable to get env var $HOME!"))?; // Get $HOME path or crash
            debug_print!("Home: {}", home);
            if Path::new(&format!("{}/{}", home_files_path, file.path)).exists() {
                cyan_print!("[INFO] Installing {}", file);
                copy(
                    format!("{}/{}", home_files_path, file.path),
                    format!("{}/{}/{}", insroot, home, file.path),
                )?;
            }
        }
    }
    // The work of rootfiles copy is **really** different:
    // Firstly we check if file exist
    // We create a Shell script with required files copies
    // We execute it as root
    // DONE!
    if let Some(files) = config.rootfiles {
        let mut bash_code = String::from("#!/usr/bin/env sh\n#This script has been auto-generated and will be runned by KelpDot\n#It isn't intended to be modified manually\n");
        for file in files {
            if let Some(distro) = &file.onlyon {
                if &os.name != distro && !os.submatches.iter().any(|mat| mat == distro) {
                    debug_print!("Not installing file {} because host != onlyon", file);
                    break;
                }
            }
            let fpath = format!("{}{}", root, file.path);
            // ShBang isn't really needed, I know
            let path = Path::new(&fpath);
            let inspath = format!("{}/{}", insroot, &file.path);
            let dest_parent = Path::new(&inspath).parent().unwrap().to_str().unwrap();
            if path.exists() {
                bash_code = format!(
                    "{}if [[ ! -d {} ]]\nthen\nmkdir -p {}\nfi\ncp -r {} {}\n",
                    bash_code,
                    dest_parent,
                    dest_parent,
                    path.to_str().unwrap(),
                    dest_parent
                );
            }
        }
        std::fs::write("/tmp/kelpdot_install.sh", bash_code)?;
        let rexec = get_root_exec_program()?;
        Command::new(&rexec) // Use SH because some systems symlinks it to bash / zsh / ash
            .arg("sh")
            .arg("/tmp/kelpdot_install.sh")
            .status()
            .with_context(|| red!("Unable to call rootfiles install script!"))?;
    }
    // Check if we need to install packages
    if let Some(packages) = config.packages {
        let mut pm = get_distro_pm()?;
        if let Some(gentoo) = packages.gentoo {
            if is_os("gentoo")? {
                if let Some(pkgs) = gentoo.packages {
                    pm.install_packages(pkgs)?;
                }
                if let Some(file) = gentoo.with_file {
                    let mut packages: Vec<String> = Vec::new();
                    let filepath = format!("{}/{}", root, file);
                    let fpath = Path::new(&filepath);
                    if fpath.exists() {
                        let contents = std::fs::read_to_string(filepath)?;
                        contents.lines().into_iter().for_each(|x| {
                            packages.push(String::from(x));
                        });
                    }
                    pm.install_packages(packages)?;
                }
            }
        }
    }
    if let Some(scripts) = config.postrun {
        for script in scripts {
            cyan_print!("[POSTRUN] Running script {}", script.path);
            run_script(root.clone(), script)?;
        }
    }
    Ok(())
}