115 lines
2.7 KiB
Go
115 lines
2.7 KiB
Go
// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.
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package resource
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import (
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"context"
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"fmt"
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_ "os"
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_ "gopkg.in/yaml.v3"
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"os/exec"
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"strings"
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"log"
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)
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type User struct {
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loader YamlLoader
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Name string `yaml:"name"`
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UID int `yaml:"uid"`
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Group string `yaml:"group"`
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Groups []string `yaml:"groups",omitempty`
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Gecos string `yaml:"gecos"`
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Home string `yaml:"home"`
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CreateHome bool `yaml:"createhome"omitempty`
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Shell string `yaml:"shell"`
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State string `yaml:"state"`
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}
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func NewUser() *User {
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return &User{ loader: YamlLoadDecl }
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}
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func (u *User) URI() string {
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return fmt.Sprintf("user://%s", u.Name)
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}
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func (u *User) ResolveId(ctx context.Context) string {
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return LookupUIDString(u.Name)
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}
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func (u *User) Apply() error {
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switch u.State {
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case "present":
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_, NoUserExists := LookupUID(u.Name)
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if NoUserExists != nil {
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var userCommandName string = "useradd"
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args := make([]string, 0, 7)
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if u.UID >= 0 {
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args = append(args, "-u", fmt.Sprintf("%d", u.UID))
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}
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if _,pathErr := exec.LookPath("useradd"); pathErr != nil {
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if _,addUserPathErr := exec.LookPath("adduser"); addUserPathErr == nil {
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userCommandName = "adduser"
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u.AddUserCommand(&args)
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}
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} else {
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u.UserAddCommand(&args)
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}
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args = append(args, u.Name)
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cmd := exec.Command(userCommandName, args...)
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cmdOutput, cmdErr := cmd.CombinedOutput()
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log.Printf("%s\n", cmdOutput)
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return cmdErr
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}
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case "absent":
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var userDelCommandName string = "userdel"
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args := make([]string, 0, 7)
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if _,pathErr := exec.LookPath("userdel"); pathErr != nil {
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if _,delUserPathErr := exec.LookPath("deluser"); delUserPathErr == nil {
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userDelCommandName = "deluser"
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}
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}
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args = append(args, u.Name)
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cmd := exec.Command(userDelCommandName, args...)
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cmdOutput, cmdErr := cmd.CombinedOutput()
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log.Printf("%s\n", cmdOutput)
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return cmdErr
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}
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return nil
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}
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func (u *User) LoadDecl(yamlFileResourceDeclaration string) error {
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return u.loader(yamlFileResourceDeclaration, u)
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}
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func (u *User) AddUserCommand(args *[]string) error {
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*args = append(*args, "-D")
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if u.Group != "" {
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*args = append(*args, "-G", u.Group)
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}
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if u.Home != "" {
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*args = append(*args, "-h", u.Home)
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}
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return nil
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}
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func (u *User) UserAddCommand(args *[]string) error {
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if u.Group != "" {
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*args = append(*args, "-g", u.Group)
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}
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if len(u.Groups) > 0 {
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*args = append(*args, "-G", strings.Join(u.Groups, ","))
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}
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if u.Home != "" {
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*args = append(*args, "-d", u.Home)
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}
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if u.CreateHome {
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*args = append(*args, "-m")
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}
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return nil
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}
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func (u *User) Type() string { return "user" }
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