lure/manager/yum.go

161 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"
)
// YUM represents the YUM package manager
type YUM struct {
rootCmd string
}
func (*YUM) Exists() bool {
_, err := exec.LookPath("yum")
return err == nil
}
func (*YUM) Name() string {
return "yum"
}
func (*YUM) Format() string {
return "rpm"
}
func (y *YUM) SetRootCmd(s string) {
y.rootCmd = s
}
func (y *YUM) Sync(opts *Opts) error {
opts = ensureOpts(opts)
cmd := y.getCmd(opts, "yum", "upgrade")
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("yum: sync: %w", err)
}
return nil
}
func (y *YUM) Install(opts *Opts, pkgs ...string) error {
opts = ensureOpts(opts)
cmd := y.getCmd(opts, "yum", "install", "--allowerasing")
cmd.Args = append(cmd.Args, pkgs...)
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("yum: install: %w", err)
}
return nil
}
func (y *YUM) InstallLocal(opts *Opts, pkgs ...string) error {
opts = ensureOpts(opts)
return y.Install(opts, pkgs...)
}
func (y *YUM) Remove(opts *Opts, pkgs ...string) error {
opts = ensureOpts(opts)
cmd := y.getCmd(opts, "yum", "remove")
cmd.Args = append(cmd.Args, pkgs...)
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("yum: remove: %w", err)
}
return nil
}
func (y *YUM) Upgrade(opts *Opts, pkgs ...string) error {
opts = ensureOpts(opts)
cmd := y.getCmd(opts, "yum", "upgrade")
cmd.Args = append(cmd.Args, pkgs...)
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("yum: upgrade: %w", err)
}
return nil
}
func (y *YUM) UpgradeAll(opts *Opts) error {
opts = ensureOpts(opts)
cmd := y.getCmd(opts, "yum", "upgrade")
setCmdEnv(cmd)
err := cmd.Run()
if err != nil {
return fmt.Errorf("yum: upgradeall: %w", err)
}
return nil
}
func (y *YUM) ListInstalled(opts *Opts) (map[string]string, error) {
out := map[string]string{}
cmd := exec.Command("rpm", "-qa", "--queryformat", "%{NAME}\u200b%|EPOCH?{%{EPOCH}:}:{}|%{VERSION}-%{RELEASE}\\n")
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(), "\u200b")
if !ok {
continue
}
version = strings.TrimPrefix(version, "0:")
out[name] = version
}
err = scanner.Err()
if err != nil {
return nil, err
}
return out, nil
}
func (y *YUM) getCmd(opts *Opts, mgrCmd string, args ...string) *exec.Cmd {
var cmd *exec.Cmd
if opts.AsRoot {
cmd = exec.Command(getRootCmd(y.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, "-y")
}
return cmd
}