lure/manager/pacman.go

160 lines
3.4 KiB
Go

/*
* LURE - Linux User REpository
* Copyright (C) 2023 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(opts *Opts) error {
opts = ensureOpts(opts)
cmd := p.getCmd(opts, "pacman", "-Sy")
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("pacman: sync: %w", err)
}
return nil
}
func (p *Pacman) Install(opts *Opts, pkgs ...string) error {
opts = ensureOpts(opts)
cmd := p.getCmd(opts, "pacman", "-S", "--needed")
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(opts *Opts, pkgs ...string) error {
opts = ensureOpts(opts)
cmd := p.getCmd(opts, "pacman", "-U", "--needed")
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(opts *Opts, pkgs ...string) error {
opts = ensureOpts(opts)
cmd := p.getCmd(opts, "pacman", "-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(opts *Opts, pkgs ...string) error {
opts = ensureOpts(opts)
return p.Install(opts, pkgs...)
}
func (p *Pacman) UpgradeAll(opts *Opts) error {
opts = ensureOpts(opts)
cmd := p.getCmd(opts, "pacman", "-Su")
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("pacman: upgradeall: %w", err)
}
return nil
}
func (p *Pacman) ListInstalled(opts *Opts) (map[string]string, error) {
out := map[string]string{}
cmd := exec.Command("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
}
func (p *Pacman) getCmd(opts *Opts, mgrCmd string, args ...string) *exec.Cmd {
var cmd *exec.Cmd
if opts.AsRoot {
cmd = exec.Command(getRootCmd(p.rootCmd), mgrCmd)
cmd.Args = append(cmd.Args, opts.Args...)
cmd.Args = append(cmd.Args, args...)
} else {
cmd = exec.Command(mgrCmd, args...)
}
if opts.NoConfirm {
cmd.Args = append(cmd.Args, "--noconfirm")
}
return cmd
}