forked from rosa/hakurei
Ophestra
560cb626a1
The go116 behaviour of built-in new function makes this cleaner. Signed-off-by: Ophestra <cat@gensokyo.uk>
40 lines
1.2 KiB
Go
40 lines
1.2 KiB
Go
package system
|
|
|
|
import (
|
|
"hakurei.app/hst"
|
|
"hakurei.app/internal/xcb"
|
|
)
|
|
|
|
// ChangeHosts inserts the target user into X11 hosts and deletes it once its
|
|
// [hst.Enablements] is no longer satisfied.
|
|
func (sys *I) ChangeHosts(username string) *I {
|
|
sys.ops = append(sys.ops, xhostOp(username))
|
|
return sys
|
|
}
|
|
|
|
// xhostOp implements [I.ChangeHosts].
|
|
type xhostOp string
|
|
|
|
func (x xhostOp) Type() hst.Enablements { return hst.EX11 }
|
|
|
|
func (x xhostOp) apply(sys *I) error {
|
|
sys.msg.Verbosef("inserting entry %s to X11", x)
|
|
return newOpError("xhost",
|
|
sys.xcbChangeHosts(xcb.HostModeInsert, xcb.FamilyServerInterpreted, "localuser\x00"+string(x)), false)
|
|
}
|
|
|
|
func (x xhostOp) revert(sys *I, ec *Criteria) error {
|
|
if ec.hasType(x.Type()) {
|
|
sys.msg.Verbosef("deleting entry %s from X11", x)
|
|
return newOpError("xhost",
|
|
sys.xcbChangeHosts(xcb.HostModeDelete, xcb.FamilyServerInterpreted, "localuser\x00"+string(x)), true)
|
|
} else {
|
|
sys.msg.Verbosef("skipping entry %s in X11", x)
|
|
return nil
|
|
}
|
|
}
|
|
|
|
func (x xhostOp) Is(o Op) bool { target, ok := o.(xhostOp); return ok && x == target }
|
|
func (x xhostOp) Path() string { return "/tmp/.X11-unix" }
|
|
func (x xhostOp) String() string { return string("SI:localuser:" + x) }
|