summaryrefslogtreecommitdiff
path: root/libpod
diff options
context:
space:
mode:
Diffstat (limited to 'libpod')
-rw-r--r--libpod/container.go15
-rw-r--r--libpod/container_api.go2
-rw-r--r--libpod/container_graph.go2
-rw-r--r--libpod/container_inspect.go8
-rw-r--r--libpod/container_internal.go28
-rw-r--r--libpod/events/filters.go5
-rw-r--r--libpod/events/nullout.go3
-rw-r--r--libpod/healthcheck_linux.go2
-rw-r--r--libpod/image/image.go30
-rw-r--r--libpod/image/pull.go8
-rw-r--r--libpod/kube.go3
-rw-r--r--libpod/logs/log.go5
-rw-r--r--libpod/networking_linux.go18
-rw-r--r--libpod/oci.go4
-rw-r--r--libpod/oci_linux.go10
-rw-r--r--libpod/options.go15
-rw-r--r--libpod/runtime_ctr.go10
17 files changed, 72 insertions, 96 deletions
diff --git a/libpod/container.go b/libpod/container.go
index a9b512de9..b71c0b2be 100644
--- a/libpod/container.go
+++ b/libpod/container.go
@@ -639,10 +639,7 @@ func (c *Container) HostsAdd() []string {
// trigger some OCI hooks.
func (c *Container) UserVolumes() []string {
volumes := make([]string, 0, len(c.config.UserVolumes))
- for _, vol := range c.config.UserVolumes {
- volumes = append(volumes, vol)
- }
-
+ volumes = append(volumes, c.config.UserVolumes...)
return volumes
}
@@ -650,10 +647,7 @@ func (c *Container) UserVolumes() []string {
// This is not added to the spec, but is instead used during image commit.
func (c *Container) Entrypoint() []string {
entrypoint := make([]string, 0, len(c.config.Entrypoint))
- for _, str := range c.config.Entrypoint {
- entrypoint = append(entrypoint, str)
- }
-
+ entrypoint = append(entrypoint, c.config.Entrypoint...)
return entrypoint
}
@@ -661,10 +655,7 @@ func (c *Container) Entrypoint() []string {
// This is not added to the spec, but is instead used during image commit
func (c *Container) Command() []string {
command := make([]string, 0, len(c.config.Command))
- for _, str := range c.config.Command {
- command = append(command, str)
- }
-
+ command = append(command, c.config.Command...)
return command
}
diff --git a/libpod/container_api.go b/libpod/container_api.go
index 3dd84b02c..3577b8e8c 100644
--- a/libpod/container_api.go
+++ b/libpod/container_api.go
@@ -277,7 +277,7 @@ func (c *Container) Exec(tty, privileged bool, env, cmd []string, user, workDir
break
}
}
- if found == true {
+ if found {
sessionID = stringid.GenerateNonCryptoID()
}
}
diff --git a/libpod/container_graph.go b/libpod/container_graph.go
index 50dbdfbe4..5aa51bc2f 100644
--- a/libpod/container_graph.go
+++ b/libpod/container_graph.go
@@ -264,6 +264,4 @@ func startNode(ctx context.Context, node *containerNode, setError bool, ctrError
for _, successor := range node.dependedOn {
startNode(ctx, successor, ctrErrored, ctrErrors, ctrsVisited, restart)
}
-
- return
}
diff --git a/libpod/container_inspect.go b/libpod/container_inspect.go
index 2de78254c..de0027414 100644
--- a/libpod/container_inspect.go
+++ b/libpod/container_inspect.go
@@ -454,9 +454,7 @@ func (c *Container) generateInspectContainerConfig(spec *spec.Spec) (*InspectCon
if spec.Process != nil {
ctrConfig.Tty = spec.Process.Terminal
ctrConfig.Env = []string{}
- for _, val := range spec.Process.Env {
- ctrConfig.Env = append(ctrConfig.Env, val)
- }
+ ctrConfig.Env = append(ctrConfig.Env, spec.Process.Env...)
ctrConfig.WorkingDir = spec.Process.Cwd
}
@@ -466,9 +464,7 @@ func (c *Container) generateInspectContainerConfig(spec *spec.Spec) (*InspectCon
// Leave empty is not explicitly overwritten by user
if len(c.config.Command) != 0 {
ctrConfig.Cmd = []string{}
- for _, val := range c.config.Command {
- ctrConfig.Cmd = append(ctrConfig.Cmd, val)
- }
+ ctrConfig.Cmd = append(ctrConfig.Cmd, c.config.Command...)
}
// Leave empty if not explicitly overwritten by user
diff --git a/libpod/container_internal.go b/libpod/container_internal.go
index c409da96a..47b425c0a 100644
--- a/libpod/container_internal.go
+++ b/libpod/container_internal.go
@@ -815,34 +815,6 @@ func (c *Container) checkDependenciesRunning() ([]string, error) {
return notRunning, nil
}
-// Check if a container's dependencies are running
-// Returns a []string containing the IDs of dependencies that are not running
-// Assumes depencies are already locked, and will be passed in
-// Accepts a map[string]*Container containing, at a minimum, the locked
-// dependency containers
-// (This must be a map from container ID to container)
-func (c *Container) checkDependenciesRunningLocked(depCtrs map[string]*Container) ([]string, error) {
- deps := c.Dependencies()
- notRunning := []string{}
-
- for _, dep := range deps {
- depCtr, ok := depCtrs[dep]
- if !ok {
- return nil, errors.Wrapf(define.ErrNoSuchCtr, "container %s depends on container %s but it is not on containers passed to checkDependenciesRunning", c.ID(), dep)
- }
-
- if err := c.syncContainer(); err != nil {
- return nil, err
- }
-
- if depCtr.state.State != define.ContainerStateRunning {
- notRunning = append(notRunning, dep)
- }
- }
-
- return notRunning, nil
-}
-
func (c *Container) completeNetworkSetup() error {
netDisabled, err := c.NetworkDisabled()
if err != nil {
diff --git a/libpod/events/filters.go b/libpod/events/filters.go
index 9a64082d1..b3c5eda6e 100644
--- a/libpod/events/filters.go
+++ b/libpod/events/filters.go
@@ -1,7 +1,6 @@
package events
import (
- "fmt"
"strings"
"time"
@@ -23,7 +22,7 @@ func generateEventFilter(filter, filterValue string) (func(e *Event) bool, error
}, nil
case "EVENT", "STATUS":
return func(e *Event) bool {
- return fmt.Sprintf("%s", e.Status) == filterValue
+ return string(e.Status) == filterValue
}, nil
case "IMAGE":
return func(e *Event) bool {
@@ -54,7 +53,7 @@ func generateEventFilter(filter, filterValue string) (func(e *Event) bool, error
}, nil
case "TYPE":
return func(e *Event) bool {
- return fmt.Sprintf("%s", e.Type) == filterValue
+ return string(e.Type) == filterValue
}, nil
}
return nil, errors.Errorf("%s is an invalid filter", filter)
diff --git a/libpod/events/nullout.go b/libpod/events/nullout.go
index 7d811a9c7..b11afcf80 100644
--- a/libpod/events/nullout.go
+++ b/libpod/events/nullout.go
@@ -17,7 +17,6 @@ func (e EventToNull) Read(options ReadOptions) error {
// NewNullEventer returns a new null eventer. You should only do this for
// the purposes on internal libpod testing.
func NewNullEventer() Eventer {
- var e Eventer
- e = EventToNull{}
+ e := EventToNull{}
return e
}
diff --git a/libpod/healthcheck_linux.go b/libpod/healthcheck_linux.go
index 53fb271d1..dca72430d 100644
--- a/libpod/healthcheck_linux.go
+++ b/libpod/healthcheck_linux.go
@@ -62,7 +62,7 @@ func (c *Container) createTimer() error {
if rootless.IsRootless() {
cmd = append(cmd, "--user")
}
- cmd = append(cmd, "--unit", fmt.Sprintf("%s", c.ID()), fmt.Sprintf("--on-unit-inactive=%s", c.HealthCheckConfig().Interval.String()), "--timer-property=AccuracySec=1s", podman, "healthcheck", "run", c.ID())
+ 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()
if err != nil {
diff --git a/libpod/image/image.go b/libpod/image/image.go
index 6509134ac..f9879b85b 100644
--- a/libpod/image/image.go
+++ b/libpod/image/image.go
@@ -461,7 +461,11 @@ func getImageDigest(ctx context.Context, src types.ImageReference, sc *types.Sys
if err != nil {
return "", err
}
- defer newImg.Close()
+ defer func() {
+ if err := newImg.Close(); err != nil {
+ logrus.Errorf("failed to close image: %q", err)
+ }
+ }()
imageDigest := newImg.ConfigInfo().Digest
if err = imageDigest.Validate(); err != nil {
return "", errors.Wrapf(err, "error getting config info")
@@ -513,7 +517,7 @@ func (i *Image) TagImage(tag string) error {
if err := i.reloadImage(); err != nil {
return err
}
- defer i.newImageEvent(events.Tag)
+ i.newImageEvent(events.Tag)
return nil
}
@@ -538,7 +542,7 @@ func (i *Image) UntagImage(tag string) error {
if err := i.reloadImage(); err != nil {
return err
}
- defer i.newImageEvent(events.Untag)
+ i.newImageEvent(events.Untag)
return nil
}
@@ -574,7 +578,11 @@ func (i *Image) PushImageToReference(ctx context.Context, dest types.ImageRefere
if err != nil {
return err
}
- defer policyContext.Destroy()
+ defer func() {
+ if err := policyContext.Destroy(); err != nil {
+ logrus.Errorf("failed to destroy policy context: %q", err)
+ }
+ }()
// Look up the source image, expecting it to be in local storage
src, err := is.Transport.ParseStoreReference(i.imageruntime.store, i.ID())
@@ -588,7 +596,7 @@ func (i *Image) PushImageToReference(ctx context.Context, dest types.ImageRefere
if err != nil {
return errors.Wrapf(err, "Error copying image to the remote destination")
}
- defer i.newImageEvent(events.Push)
+ i.newImageEvent(events.Push)
return nil
}
@@ -984,11 +992,15 @@ func (ir *Runtime) Import(ctx context.Context, path, reference string, writer io
if err != nil {
return nil, err
}
- defer policyContext.Destroy()
+ defer func() {
+ if err := policyContext.Destroy(); err != nil {
+ logrus.Errorf("failed to destroy policy context: %q", err)
+ }
+ }()
copyOptions := getCopyOptions(sc, writer, nil, nil, signingOptions, "", nil)
dest, err := is.Transport.ParseStoreReference(ir.store, reference)
if err != nil {
- errors.Wrapf(err, "error getting image reference for %q", reference)
+ return nil, errors.Wrapf(err, "error getting image reference for %q", reference)
}
_, err = cp.Image(ctx, policyContext, dest, src, copyOptions)
if err != nil {
@@ -996,7 +1008,7 @@ func (ir *Runtime) Import(ctx context.Context, path, reference string, writer io
}
newImage, err := ir.NewFromLocal(reference)
if err == nil {
- defer newImage.newImageEvent(events.Import)
+ newImage.newImageEvent(events.Import)
}
return newImage, err
}
@@ -1339,7 +1351,7 @@ func (i *Image) Save(ctx context.Context, source, format, output string, moreTag
if err := i.PushImageToReference(ctx, destRef, manifestType, "", "", writer, compress, SigningOptions{}, &DockerRegistryOptions{}, additionaltags); err != nil {
return errors.Wrapf(err, "unable to save %q", source)
}
- defer i.newImageEvent(events.Save)
+ i.newImageEvent(events.Save)
return nil
}
diff --git a/libpod/image/pull.go b/libpod/image/pull.go
index ce8a19fbc..581beb538 100644
--- a/libpod/image/pull.go
+++ b/libpod/image/pull.go
@@ -249,7 +249,11 @@ func (ir *Runtime) doPullImage(ctx context.Context, sc *types.SystemContext, goa
if err != nil {
return nil, err
}
- defer policyContext.Destroy()
+ defer func() {
+ if err := policyContext.Destroy(); err != nil {
+ logrus.Errorf("failed to destroy policy context: %q", err)
+ }
+ }()
systemRegistriesConfPath := registries.SystemRegistriesConfPath()
@@ -304,7 +308,7 @@ func (ir *Runtime) doPullImage(ctx context.Context, sc *types.SystemContext, goa
return nil, pullErrors
}
if len(images) > 0 {
- defer ir.newImageEvent(events.Pull, images[0])
+ ir.newImageEvent(events.Pull, images[0])
}
return images, nil
}
diff --git a/libpod/kube.go b/libpod/kube.go
index 409937010..b114cda72 100644
--- a/libpod/kube.go
+++ b/libpod/kube.go
@@ -1,7 +1,6 @@
package libpod
import (
- "fmt"
"math/rand"
"os"
"strconv"
@@ -179,7 +178,7 @@ func addContainersAndVolumesToPodObject(containers []v1.Container, volumes []v1.
labels["app"] = removeUnderscores(podName)
om := v12.ObjectMeta{
// The name of the pod is container_name-libpod
- Name: fmt.Sprintf("%s", removeUnderscores(podName)),
+ Name: removeUnderscores(podName),
Labels: labels,
// CreationTimestamp seems to be required, so adding it; in doing so, the timestamp
// will reflect time this is run (not container create time) because the conversion
diff --git a/libpod/logs/log.go b/libpod/logs/log.go
index 488291cfe..0b1703567 100644
--- a/libpod/logs/log.go
+++ b/libpod/logs/log.go
@@ -156,8 +156,5 @@ func NewLogLine(line string) (*LogLine, error) {
// Partial returns a bool if the log line is a partial log type
func (l *LogLine) Partial() bool {
- if l.ParseLogType == PartialLogType {
- return true
- }
- return false
+ return l.ParseLogType == PartialLogType
}
diff --git a/libpod/networking_linux.go b/libpod/networking_linux.go
index 987c1fc5b..bef3f7739 100644
--- a/libpod/networking_linux.go
+++ b/libpod/networking_linux.go
@@ -5,7 +5,6 @@ package libpod
import (
"crypto/rand"
"fmt"
- "github.com/containers/libpod/pkg/errorhandling"
"net"
"os"
"os/exec"
@@ -17,6 +16,7 @@ import (
cnitypes "github.com/containernetworking/cni/pkg/types/current"
"github.com/containernetworking/plugins/pkg/ns"
+ "github.com/containers/libpod/pkg/errorhandling"
"github.com/containers/libpod/pkg/firewall"
"github.com/containers/libpod/pkg/netns"
"github.com/containers/libpod/pkg/rootless"
@@ -151,8 +151,8 @@ func checkSlirpFlags(path string) (bool, bool, error) {
// Configure the network namespace for a rootless container
func (r *Runtime) setupRootlessNetNS(ctr *Container) (err error) {
- defer ctr.rootlessSlirpSyncR.Close()
- defer ctr.rootlessSlirpSyncW.Close()
+ defer errorhandling.CloseQuiet(ctr.rootlessSlirpSyncR)
+ defer errorhandling.CloseQuiet(ctr.rootlessSlirpSyncW)
path := r.config.NetworkCmdPath
@@ -201,7 +201,11 @@ func (r *Runtime) setupRootlessNetNS(ctr *Container) (err error) {
if err := cmd.Start(); err != nil {
return errors.Wrapf(err, "failed to start slirp4netns process")
}
- defer cmd.Process.Release()
+ defer func() {
+ if err := cmd.Process.Release(); err != nil {
+ logrus.Errorf("unable to release comman process: %q", err)
+ }
+ }()
b := make([]byte, 16)
for {
@@ -268,7 +272,11 @@ func (r *Runtime) setupRootlessNetNS(ctr *Container) (err error) {
if err != nil {
return errors.Wrapf(err, "cannot open connection to %s", apiSocket)
}
- defer conn.Close()
+ defer func() {
+ if err := conn.Close(); err != nil {
+ logrus.Errorf("unable to close connection: %q", err)
+ }
+ }()
hostIP := i.HostIP
if hostIP == "" {
hostIP = "0.0.0.0"
diff --git a/libpod/oci.go b/libpod/oci.go
index 6aad79cdf..566cbd821 100644
--- a/libpod/oci.go
+++ b/libpod/oci.go
@@ -273,7 +273,9 @@ func (r *OCIRuntime) updateContainerStatus(ctr *Container, useRuntime bool) erro
}
return errors.Wrapf(err, "error getting container %s state. stderr/out: %s", ctr.ID(), out)
}
- defer cmd.Wait()
+ defer func() {
+ _ = cmd.Wait()
+ }()
if err := errPipe.Close(); err != nil {
return err
diff --git a/libpod/oci_linux.go b/libpod/oci_linux.go
index ca13d5517..044373ec5 100644
--- a/libpod/oci_linux.go
+++ b/libpod/oci_linux.go
@@ -124,7 +124,11 @@ func (r *OCIRuntime) createContainer(ctr *Container, cgroupParent string, restor
if err = unix.Unshare(unix.CLONE_NEWNS); err != nil {
return err
}
- defer unix.Setns(int(fd.Fd()), unix.CLONE_NEWNS)
+ defer func() {
+ if err := unix.Setns(int(fd.Fd()), unix.CLONE_NEWNS); err != nil {
+ logrus.Errorf("unable to clone new namespace: %q", err)
+ }
+ }()
// don't spread our mounts around. We are setting only /sys to be slave
// so that the cleanup process is still able to umount the storage and the
@@ -376,7 +380,9 @@ func (r *OCIRuntime) createOCIContainer(ctr *Container, cgroupParent string, res
errorhandling.CloseQuiet(childPipe)
return err
}
- defer cmd.Wait()
+ defer func() {
+ _ = cmd.Wait()
+ }()
// We don't need childPipe on the parent side
if err := childPipe.Close(); err != nil {
diff --git a/libpod/options.go b/libpod/options.go
index 4f8bb42df..8d41764a9 100644
--- a/libpod/options.go
+++ b/libpod/options.go
@@ -1152,10 +1152,7 @@ func WithUserVolumes(volumes []string) CtrCreateOption {
}
ctr.config.UserVolumes = make([]string, 0, len(volumes))
- for _, vol := range volumes {
- ctr.config.UserVolumes = append(ctr.config.UserVolumes, vol)
- }
-
+ ctr.config.UserVolumes = append(ctr.config.UserVolumes, volumes...)
return nil
}
}
@@ -1172,10 +1169,7 @@ func WithEntrypoint(entrypoint []string) CtrCreateOption {
}
ctr.config.Entrypoint = make([]string, 0, len(entrypoint))
- for _, str := range entrypoint {
- ctr.config.Entrypoint = append(ctr.config.Entrypoint, str)
- }
-
+ ctr.config.Entrypoint = append(ctr.config.Entrypoint, entrypoint...)
return nil
}
}
@@ -1192,10 +1186,7 @@ func WithCommand(command []string) CtrCreateOption {
}
ctr.config.Command = make([]string, 0, len(command))
- for _, str := range command {
- ctr.config.Command = append(ctr.config.Command, str)
- }
-
+ ctr.config.Command = append(ctr.config.Command, command...)
return nil
}
}
diff --git a/libpod/runtime_ctr.go b/libpod/runtime_ctr.go
index 760a07daf..4b3aeaa37 100644
--- a/libpod/runtime_ctr.go
+++ b/libpod/runtime_ctr.go
@@ -431,10 +431,12 @@ func (r *Runtime) removeContainer(ctx context.Context, c *Container, force bool,
// If we're removing the pod, the container will be evicted
// from the state elsewhere
if !removePod {
- if cleanupErr == nil {
- cleanupErr = err
- } else {
- logrus.Errorf("removing container from pod: %v", err)
+ if err := r.state.RemoveContainerFromPod(pod, c); err != nil {
+ if cleanupErr == nil {
+ cleanupErr = err
+ } else {
+ logrus.Errorf("removing container from pod: %v", err)
+ }
}
}
} else {