Files
vuls/scan/rhel.go
Kota Kanbe 87ee829e80 fix(scan): exec yum makecache to update metadata on RedHat based linux (#810)
* fix(scan): exec `yum makecache` to update metadata on RedHat based linux

* sudo
2019-06-12 14:44:42 +09:00

163 lines
3.3 KiB
Go

package scan
import (
"github.com/future-architect/vuls/config"
"github.com/future-architect/vuls/models"
"github.com/future-architect/vuls/util"
"golang.org/x/xerrors"
)
// inherit OsTypeInterface
type rhel struct {
redhatBase
}
// NewRHEL is constructor
func newRHEL(c config.ServerInfo) *rhel {
r := &rhel{
redhatBase{
base: base{
osPackages: osPackages{
Packages: models.Packages{},
VulnInfos: models.VulnInfos{},
},
},
sudo: rootPrivRHEL{},
},
}
r.log = util.NewCustomLogger(c)
r.setServerInfo(c)
return r
}
func (o *rhel) checkScanMode() error {
return nil
}
func (o *rhel) checkDeps() error {
if o.getServerInfo().Mode.IsFast() {
return o.execCheckDeps(o.depsFast())
} else if o.getServerInfo().Mode.IsFastRoot() {
return o.execCheckDeps(o.depsFastRoot())
} else if o.getServerInfo().Mode.IsDeep() {
return o.execCheckDeps(o.depsDeep())
}
return xerrors.New("Unknown scan mode")
}
func (o *rhel) depsFast() []string {
return []string{}
}
func (o *rhel) depsFastRoot() []string {
if o.getServerInfo().Mode.IsOffline() {
return []string{}
}
majorVersion, _ := o.Distro.MajorVersion()
switch majorVersion {
case 5:
return []string{
"yum-utils",
"yum-security",
}
case 6:
return []string{
"yum-utils",
"yum-plugin-security",
}
default:
return []string{
"yum-utils",
}
}
}
func (o *rhel) depsDeep() []string {
majorVersion, _ := o.Distro.MajorVersion()
switch majorVersion {
case 5:
return []string{
"yum-utils",
"yum-security",
"yum-changelog",
}
case 6:
return []string{
"yum-utils",
"yum-plugin-security",
"yum-plugin-changelog",
}
default:
return []string{
"yum-utils",
"yum-plugin-changelog",
}
}
}
func (o *rhel) checkIfSudoNoPasswd() error {
if o.getServerInfo().Mode.IsFast() {
return o.execCheckIfSudoNoPasswd(o.sudoNoPasswdCmdsFast())
} else if o.getServerInfo().Mode.IsFastRoot() {
return o.execCheckIfSudoNoPasswd(o.sudoNoPasswdCmdsFastRoot())
} else {
return o.execCheckIfSudoNoPasswd(o.sudoNoPasswdCmdsDeep())
}
}
func (o *rhel) sudoNoPasswdCmdsFast() []cmd {
return []cmd{}
}
func (o *rhel) sudoNoPasswdCmdsFastRoot() []cmd {
if o.getServerInfo().Mode.IsOffline() {
return []cmd{}
}
majorVersion, _ := o.Distro.MajorVersion()
if majorVersion < 6 {
return []cmd{
// {"needs-restarting", exitStatusZero},
{"yum repolist --color=never", exitStatusZero},
{"yum list-security --security --color=never", exitStatusZero},
{"yum info-security --color=never", exitStatusZero},
{"repoquery -h", exitStatusZero},
}
}
return []cmd{
{"yum repolist --color=never", exitStatusZero},
{"yum updateinfo list updates --security --color=never", exitStatusZero},
{"yum updateinfo updates --security --color=never ", exitStatusZero},
{"repoquery -h", exitStatusZero},
{"needs-restarting", exitStatusZero},
}
}
func (o *rhel) sudoNoPasswdCmdsDeep() []cmd {
return append(o.sudoNoPasswdCmdsFastRoot(),
cmd{"yum changelog all updates --color=never", exitStatusZero})
}
type rootPrivRHEL struct{}
func (o rootPrivRHEL) repoquery() bool {
return true
}
func (o rootPrivRHEL) yumRepolist() bool {
return true
}
func (o rootPrivRHEL) yumUpdateInfo() bool {
return true
}
func (o rootPrivRHEL) yumChangelog() bool {
return true
}
func (o rootPrivRHEL) yumMakeCache() bool {
return true
}