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authorValentin Rothberg <rothberg@redhat.com>2020-03-11 11:58:04 +0100
committerValentin Rothberg <rothberg@redhat.com>2020-03-17 11:29:37 +0100
commita255d7986a1e6795d448979f7662464be4558324 (patch)
treed76bdf911e27d428896acda8a7a0d97b7aaf0ff3 /libpod/healthcheck_linux.go
parent2b2996d09d1d99c41a5c944b597e6b0c83ab23ee (diff)
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pkg/systemd: add dbus support
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>
Diffstat (limited to 'libpod/healthcheck_linux.go')
-rw-r--r--libpod/healthcheck_linux.go44
1 files changed, 4 insertions, 40 deletions
diff --git a/libpod/healthcheck_linux.go b/libpod/healthcheck_linux.go
index 5da2d311b..42dba6610 100644
--- a/libpod/healthcheck_linux.go
+++ b/libpod/healthcheck_linux.go
@@ -4,50 +4,14 @@ import (
"fmt"
"os"
"os/exec"
- "path/filepath"
- "strconv"
"strings"
"github.com/containers/libpod/pkg/rootless"
- "github.com/coreos/go-systemd/v22/dbus"
- godbus "github.com/godbus/dbus/v5"
+ "github.com/containers/libpod/pkg/systemd"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
)
-func dbusAuthRootlessConnection(createBus func(opts ...godbus.ConnOption) (*godbus.Conn, error)) (*godbus.Conn, error) {
- conn, err := createBus()
- if err != nil {
- return nil, err
- }
-
- methods := []godbus.Auth{godbus.AuthExternal(strconv.Itoa(rootless.GetRootlessUID()))}
-
- err = conn.Auth(methods)
- if err != nil {
- conn.Close()
- return nil, err
- }
-
- return conn, nil
-}
-
-func newRootlessConnection() (*dbus.Conn, error) {
- return dbus.NewConnection(func() (*godbus.Conn, error) {
- return dbusAuthRootlessConnection(func(opts ...godbus.ConnOption) (*godbus.Conn, error) {
- path := filepath.Join(os.Getenv("XDG_RUNTIME_DIR"), "systemd/private")
- return godbus.Dial(fmt.Sprintf("unix:path=%s", path))
- })
- })
-}
-
-func getConnection() (*dbus.Conn, error) {
- if rootless.IsRootless() {
- return newRootlessConnection()
- }
- return dbus.NewSystemdConnection()
-}
-
// createTimer systemd timers for healthchecks of a container
func (c *Container) createTimer() error {
if c.disableHealthCheckSystemd() {
@@ -64,7 +28,7 @@ func (c *Container) createTimer() error {
}
cmd = append(cmd, "--unit", c.ID(), fmt.Sprintf("--on-unit-inactive=%s", c.HealthCheckConfig().Interval.String()), "--timer-property=AccuracySec=1s", podman, "healthcheck", "run", c.ID())
- conn, err := getConnection()
+ conn, err := systemd.ConnectToDBUS()
if err != nil {
return errors.Wrapf(err, "unable to get systemd connection to add healthchecks")
}
@@ -83,7 +47,7 @@ func (c *Container) startTimer() error {
if c.disableHealthCheckSystemd() {
return nil
}
- conn, err := getConnection()
+ conn, err := systemd.ConnectToDBUS()
if err != nil {
return errors.Wrapf(err, "unable to get systemd connection to start healthchecks")
}
@@ -98,7 +62,7 @@ func (c *Container) removeTimer() error {
if c.disableHealthCheckSystemd() {
return nil
}
- conn, err := getConnection()
+ conn, err := systemd.ConnectToDBUS()
if err != nil {
return errors.Wrapf(err, "unable to get systemd connection to remove healthchecks")
}