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util: use context.Context for logging in ExecCommand

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All calls to util.ExecCommand() now pass the context.Context. In some
cases this is not possible or needed, and util.ExecCommand() will not
log the command.

This should make debugging easier when command executions fail.

Signed-off-by: Niels de Vos <ndevos@redhat.com>
This commit is contained in:
Niels de Vos
2020-07-22 14:11:41 +02:00
committed by mergify[bot]
parent bb4f1c7c9d
commit ddac66d76b
6 changed files with 32 additions and 18 deletions
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14
internal/rbd/rbd_attach.go
View File

@ -77,14 +77,14 @@ type nbdDeviceInfo struct {
// rbdGetDeviceList queries rbd about mapped devices and returns a list of rbdDeviceInfo
// It will selectively list devices mapped using krbd or nbd as specified by accessType.
func rbdGetDeviceList(accessType string) ([]rbdDeviceInfo, error) {
func rbdGetDeviceList(ctx context.Context, accessType string) ([]rbdDeviceInfo, error) {
// rbd device list --format json --device-type [krbd|nbd]
var (
rbdDeviceList []rbdDeviceInfo
nbdDeviceList []nbdDeviceInfo
)
stdout, _, err := util.ExecCommand(rbd, "device", "list", "--format="+"json", "--device-type", accessType)
stdout, _, err := util.ExecCommand(ctx, rbd, "device", "list", "--format="+"json", "--device-type", accessType)
if err != nil {
return nil, fmt.Errorf("error getting device list from rbd for devices of type (%s): (%v)", accessType, err)
}
@ -122,7 +122,7 @@ func findDeviceMappingImage(ctx context.Context, pool, image string, useNbdDrive
accessType = accessTypeNbd
}
rbdDeviceList, err := rbdGetDeviceList(accessType)
rbdDeviceList, err := rbdGetDeviceList(ctx, accessType)
if err != nil {
klog.Warningf(util.Log(ctx, "failed to determine if image (%s/%s) is mapped to a device (%v)"), pool, image, err)
return "", false
@ -159,13 +159,13 @@ func checkRbdNbdTools() bool {
_, err := os.Stat(fmt.Sprintf("/sys/module/%s", moduleNbd))
if os.IsNotExist(err) {
// try to load the module
_, _, err = util.ExecCommand("modprobe", moduleNbd)
_, _, err = util.ExecCommand(context.TODO(), "modprobe", moduleNbd)
if err != nil {
util.ExtendedLogMsg("rbd-nbd: nbd modprobe failed with error %v", err)
return false
}
}
if _, _, err := util.ExecCommand(rbdTonbd, "--version"); err != nil {
if _, _, err := util.ExecCommand(context.TODO(), rbdTonbd, "--version"); err != nil {
util.ExtendedLogMsg("rbd-nbd: running rbd-nbd --version failed with error %v", err)
return false
}
@ -229,7 +229,7 @@ func createPath(ctx context.Context, volOpt *rbdVolume, cr *util.Credentials) (s
mapOptions = append(mapOptions, "--read-only")
}
// Execute map
stdout, stderr, err := util.ExecCommand(rbd, mapOptions...)
stdout, stderr, err := util.ExecCommand(ctx, rbd, mapOptions...)
if err != nil {
klog.Warningf(util.Log(ctx, "rbd: map error %v, rbd output: %s"), err, string(stderr))
// unmap rbd image if connection timeout
@ -306,7 +306,7 @@ func detachRBDImageOrDeviceSpec(ctx context.Context, imageOrDeviceSpec string, i
}
options := []string{"unmap", "--device-type", accessType, imageOrDeviceSpec}
_, stderr, err := util.ExecCommand(rbd, options...)
_, stderr, err := util.ExecCommand(ctx, rbd, options...)
if err != nil {
// Messages for krbd and nbd differ, hence checking either of them for missing mapping
// This is not applicable when a device path is passed in

12
internal/rbd/rbd_util.go
View File

@ -303,7 +303,7 @@ func addRbdManagerTask(ctx context.Context, pOpts *rbdVolume, arg []string) (boo
args = append(args, arg...)
util.DebugLog(ctx, "executing %v for image (%s) using mon %s, pool %s", args, pOpts.RbdImageName, pOpts.Monitors, pOpts.Pool)
supported := true
_, stderr, err := util.ExecCommand("ceph", args...)
_, stderr, err := util.ExecCommand(ctx, "ceph", args...)
if err != nil {
switch {
@ -872,7 +872,9 @@ func (rv *rbdVolume) updateVolWithImageInfo(cr *util.Credentials) error {
// rbd --format=json info [image-spec | snap-spec]
var imgInfo imageInfo
stdout, stderr, err := util.ExecCommand("rbd",
stdout, stderr, err := util.ExecCommand(
context.TODO(),
"rbd",
"-m", rv.Monitors,
"--id", cr.ID,
"--keyfile="+cr.KeyFile,
@ -1046,7 +1048,7 @@ func resizeRBDImage(rbdVol *rbdVolume, cr *util.Credentials) error {
volSzMiB := fmt.Sprintf("%dM", util.RoundOffVolSize(rbdVol.VolSize))
args := []string{"resize", rbdVol.String(), "--size", volSzMiB, "--id", cr.ID, "-m", mon, "--keyfile=" + cr.KeyFile}
_, stderr, err := util.ExecCommand("rbd", args...)
_, stderr, err := util.ExecCommand(context.TODO(), "rbd", args...)
if err != nil {
return fmt.Errorf("failed to resize rbd image (%w), command output: %s", err, string(stderr))
@ -1114,7 +1116,9 @@ type snapshotInfo struct {
func (rv *rbdVolume) listSnapshots(ctx context.Context, cr *util.Credentials) ([]snapshotInfo, error) {
// rbd snap ls <image> --pool=<pool-name> --all --format=json
var snapInfo []snapshotInfo
stdout, stderr, err := util.ExecCommand("rbd",
stdout, stderr, err := util.ExecCommand(
ctx,
"rbd",
"-m", rv.Monitors,
"--id", cr.ID,
"--keyfile="+cr.KeyFile,