fortify/internal/system/xhost.go

53 lines
1.2 KiB
Go

package system
import (
"fmt"
"git.ophivana.moe/security/fortify/internal/fmsg"
"git.ophivana.moe/security/fortify/xcb"
)
// ChangeHosts appends an X11 ChangeHosts command Op.
func (sys *I) ChangeHosts(username string) {
sys.lock.Lock()
defer sys.lock.Unlock()
sys.ops = append(sys.ops, XHost(username))
}
type XHost string
func (x XHost) Type() Enablement {
return EX11
}
func (x XHost) apply(_ *I) error {
fmsg.VPrintf("inserting entry %s to X11", x)
return fmsg.WrapErrorSuffix(xcb.ChangeHosts(xcb.HostModeInsert, xcb.FamilyServerInterpreted, "localuser\x00"+string(x)),
fmt.Sprintf("cannot insert entry %s to X11:", x))
}
func (x XHost) revert(_ *I, ec *Criteria) error {
if ec.hasType(x) {
fmsg.VPrintf("deleting entry %s from X11", x)
return fmsg.WrapErrorSuffix(xcb.ChangeHosts(xcb.HostModeDelete, xcb.FamilyServerInterpreted, "localuser\x00"+string(x)),
fmt.Sprintf("cannot delete entry %s from X11:", x))
} else {
fmsg.VPrintf("skipping entry %s in X11", x)
return nil
}
}
func (x XHost) Is(o Op) bool {
x0, ok := o.(XHost)
return ok && x == x0
}
func (x XHost) Path() string {
return string(x)
}
func (x XHost) String() string {
return string("SI:localuser:" + x)
}