Ophestra
e599b5583d
This removes the requirement to call fmsg.Exit on every exit path, and enables direct use of the "log" package. However, fmsg.BeforeExit is still encouraged when possible to catch exit on suspended output. Signed-off-by: Ophestra <cat@gensokyo.uk>
55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
package system
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import (
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"fmt"
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"git.gensokyo.uk/security/fortify/internal/fmsg"
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"git.gensokyo.uk/security/fortify/xcb"
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)
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// ChangeHosts appends an X11 ChangeHosts command Op.
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func (sys *I) ChangeHosts(username string) *I {
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sys.lock.Lock()
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defer sys.lock.Unlock()
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sys.ops = append(sys.ops, XHost(username))
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return sys
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}
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type XHost string
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func (x XHost) Type() Enablement {
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return EX11
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}
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func (x XHost) apply(_ *I) error {
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fmsg.Verbosef("inserting entry %s to X11", x)
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return fmsg.WrapErrorSuffix(xcb.ChangeHosts(xcb.HostModeInsert, xcb.FamilyServerInterpreted, "localuser\x00"+string(x)),
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fmt.Sprintf("cannot insert entry %s to X11:", x))
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}
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func (x XHost) revert(_ *I, ec *Criteria) error {
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if ec.hasType(x) {
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fmsg.Verbosef("deleting entry %s from X11", x)
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return fmsg.WrapErrorSuffix(xcb.ChangeHosts(xcb.HostModeDelete, xcb.FamilyServerInterpreted, "localuser\x00"+string(x)),
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fmt.Sprintf("cannot delete entry %s from X11:", x))
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} else {
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fmsg.Verbosef("skipping entry %s in X11", x)
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return nil
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}
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}
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func (x XHost) Is(o Op) bool {
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x0, ok := o.(XHost)
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return ok && x == x0
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}
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func (x XHost) Path() string {
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return string(x)
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}
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func (x XHost) String() string {
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return string("SI:localuser:" + x)
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}
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