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a255d7986a
Move the dbus-connection code from libpod's healthcheck to pkg/systemd to allow for sharing the logic. Needed for the auto-updates work. Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
package systemd
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import (
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"fmt"
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"os"
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"path/filepath"
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"strconv"
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"github.com/containers/libpod/pkg/rootless"
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"github.com/coreos/go-systemd/v22/dbus"
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godbus "github.com/godbus/dbus/v5"
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)
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func dbusAuthRootlessConnection(createBus func(opts ...godbus.ConnOption) (*godbus.Conn, error)) (*godbus.Conn, error) {
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conn, err := createBus()
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if err != nil {
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return nil, err
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}
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methods := []godbus.Auth{godbus.AuthExternal(strconv.Itoa(rootless.GetRootlessUID()))}
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err = conn.Auth(methods)
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if err != nil {
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conn.Close()
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return nil, err
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}
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return conn, nil
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}
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func newRootlessConnection() (*dbus.Conn, error) {
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return dbus.NewConnection(func() (*godbus.Conn, error) {
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return dbusAuthRootlessConnection(func(opts ...godbus.ConnOption) (*godbus.Conn, error) {
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path := filepath.Join(os.Getenv("XDG_RUNTIME_DIR"), "systemd/private")
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return godbus.Dial(fmt.Sprintf("unix:path=%s", path))
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})
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})
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}
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// ConnectToDBUS returns a DBUS connection. It works both as root and non-root
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// users.
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func ConnectToDBUS() (*dbus.Conn, error) {
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if rootless.IsRootless() {
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return newRootlessConnection()
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}
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return dbus.NewSystemdConnection()
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}
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