lure/manager/pacman.go

137 lines
3.0 KiB
Go

/*
* LURE - Linux User REpository
* Copyright (C) 2022 Arsen Musayelyan
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package manager
import (
"bufio"
"fmt"
"os/exec"
"strings"
)
// Pacman represents the Pacman package manager
type Pacman struct {
rootCmd string
}
func (*Pacman) Exists() bool {
_, err := exec.LookPath("pacman")
return err == nil
}
func (*Pacman) Name() string {
return "pacman"
}
func (*Pacman) Format() string {
return "archlinux"
}
func (p *Pacman) SetRootCmd(s string) {
p.rootCmd = s
}
func (p *Pacman) Sync() error {
cmd := exec.Command(getRootCmd(p.rootCmd), "pacman", "--noconfirm", "-Sy")
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("pacman: sync: %w", err)
}
return nil
}
func (p *Pacman) Install(pkgs ...string) error {
cmd := exec.Command(getRootCmd(p.rootCmd), "pacman", "--noconfirm", "-S")
cmd.Args = append(cmd.Args, pkgs...)
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("pacman: install: %w", err)
}
return nil
}
func (p *Pacman) InstallLocal(pkgs ...string) error {
cmd := exec.Command(getRootCmd(p.rootCmd), "pacman", "--noconfirm", "-U")
cmd.Args = append(cmd.Args, pkgs...)
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("pacman: installlocal: %w", err)
}
return nil
}
func (p *Pacman) Remove(pkgs ...string) error {
cmd := exec.Command(getRootCmd(p.rootCmd), "pacman", "--noconfirm", "-R")
cmd.Args = append(cmd.Args, pkgs...)
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("pacman: remove: %w", err)
}
return nil
}
func (p *Pacman) Upgrade(pkgs ...string) error {
return p.Install(pkgs...)
}
func (p *Pacman) UpgradeAll() error {
cmd := exec.Command(getRootCmd(p.rootCmd), "pacman", "--noconfirm", "-Su")
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("pacman: upgradeall: %w", err)
}
return nil
}
func (p *Pacman) ListInstalled() (map[string]string, error) {
out := map[string]string{}
cmd := exec.Command(getRootCmd(p.rootCmd), "pacman", "-Q")
stdout, err := cmd.StdoutPipe()
if err != nil {
return nil, err
}
err = cmd.Start()
if err != nil {
return nil, err
}
scanner := bufio.NewScanner(stdout)
for scanner.Scan() {
name, version, ok := strings.Cut(scanner.Text(), " ")
if !ok {
continue
}
out[name] = version
}
err = scanner.Err()
if err != nil {
return nil, err
}
return out, nil
}