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Remove redundant format

Browse source 
Signed-off-by: Ke Li <kel@splunk.com>

Add missing changes

Signed-off-by: Ke Li <kel@splunk.com>

User errors.New to create error

Signed-off-by: Ke Li <kel@splunk.com>
This commit is contained in:
Ke Li 2016-12-25 14:37:31 +08:00
parent b81f47a288
commit 514adcf458
20 changed files with 92 additions and 84 deletions
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6
api/server/httputils/form.go
View file

@ -1,7 +1,7 @@
package httputils
import (
"fmt"
"errors"
"net/http"
"path/filepath"
"strconv"
@ -61,9 +61,9 @@ func ArchiveFormValues(r *http.Request, vars map[string]string) (ArchiveOptions,
switch {
case name == "":
return ArchiveOptions{}, fmt.Errorf("bad parameter: 'name' cannot be empty")
return ArchiveOptions{}, errors.New("bad parameter: 'name' cannot be empty")
case path == "":
return ArchiveOptions{}, fmt.Errorf("bad parameter: 'path' cannot be empty")
return ArchiveOptions{}, errors.New("bad parameter: 'path' cannot be empty")
}
return ArchiveOptions{name, path}, nil

2
builder/dockerfile/bflag.go
View file

@ -167,7 +167,7 @@ func (bf *BFlags) Parse() error {
flag.Value = value
default:
panic(fmt.Errorf("No idea what kind of flag we have! Should never get here!"))
panic("No idea what kind of flag we have! Should never get here!")
}
}

16
builder/dockerfile/bflag_test.go
View file

@ -35,10 +35,10 @@ func TestBuilderFlags(t *testing.T) {
}
if flStr1.IsUsed() == true {
t.Fatalf("Test3 - str1 was not used!")
t.Fatal("Test3 - str1 was not used!")
}
if flBool1.IsUsed() == true {
t.Fatalf("Test3 - bool1 was not used!")
t.Fatal("Test3 - bool1 was not used!")
}
// ---
@ -53,16 +53,16 @@ func TestBuilderFlags(t *testing.T) {
}
if flStr1.Value != "HI" {
t.Fatalf("Str1 was supposed to default to: HI")
t.Fatal("Str1 was supposed to default to: HI")
}
if flBool1.IsTrue() {
t.Fatalf("Bool1 was supposed to default to: false")
t.Fatal("Bool1 was supposed to default to: false")
}
if flStr1.IsUsed() == true {
t.Fatalf("Str1 was not used!")
t.Fatal("Str1 was not used!")
}
if flBool1.IsUsed() == true {
t.Fatalf("Bool1 was not used!")
t.Fatal("Bool1 was not used!")
}
// ---
@ -116,7 +116,7 @@ func TestBuilderFlags(t *testing.T) {
}
if !flBool1.IsTrue() {
t.Fatalf("Test-b1 Bool1 was supposed to be true")
t.Fatal("Test-b1 Bool1 was supposed to be true")
}
// ---
@ -144,7 +144,7 @@ func TestBuilderFlags(t *testing.T) {
}
if flBool1.IsTrue() {
t.Fatalf("Test-b3 Bool1 was supposed to be false")
t.Fatal("Test-b3 Bool1 was supposed to be false")
}
// ---

6
builder/dockerfile/builder.go
View file

@ -257,8 +257,8 @@ func (b *Builder) build(stdout io.Writer, stderr io.Writer, out io.Writer) (stri
select {
case <-b.clientCtx.Done():
logrus.Debug("Builder: build cancelled!")
fmt.Fprintf(b.Stdout, "Build cancelled")
return "", fmt.Errorf("Build cancelled")
fmt.Fprint(b.Stdout, "Build cancelled")
return "", errors.New("Build cancelled")
default:
// Not cancelled yet, keep going...
}
@ -291,7 +291,7 @@ func (b *Builder) build(stdout io.Writer, stderr io.Writer, out io.Writer) (stri
}
if b.image == "" {
return "", fmt.Errorf("No image was generated. Is your Dockerfile empty?")
return "", errors.New("No image was generated. Is your Dockerfile empty?")
}
if b.options.Squash {

13
builder/dockerfile/dispatchers.go
View file

@ -8,6 +8,7 @@ package dockerfile
// package.
import (
"errors"
"fmt"
"regexp"
"runtime"
@ -211,7 +212,7 @@ func from(b *Builder, args []string, attributes map[string]bool, original string
// Windows cannot support a container with no base image.
if name == api.NoBaseImageSpecifier {
if runtime.GOOS == "windows" {
return fmt.Errorf("Windows does not support FROM scratch")
return errors.New("Windows does not support FROM scratch")
}
b.image = ""
b.noBaseImage = true
@ -254,7 +255,7 @@ func onbuild(b *Builder, args []string, attributes map[string]bool, original str
triggerInstruction := strings.ToUpper(strings.TrimSpace(args[0]))
switch triggerInstruction {
case "ONBUILD":
return fmt.Errorf("Chaining ONBUILD via `ONBUILD ONBUILD` isn't allowed")
return errors.New("Chaining ONBUILD via `ONBUILD ONBUILD` isn't allowed")
case "MAINTAINER", "FROM":
return fmt.Errorf("%s isn't allowed as an ONBUILD trigger", triggerInstruction)
}
@ -331,7 +332,7 @@ func workdir(b *Builder, args []string, attributes map[string]bool, original str
//
func run(b *Builder, args []string, attributes map[string]bool, original string) error {
if b.image == "" && !b.noBaseImage {
return fmt.Errorf("Please provide a source image with `from` prior to run")
return errors.New("Please provide a source image with `from` prior to run")
}
if err := b.flags.Parse(); err != nil {
@ -499,7 +500,7 @@ func healthcheck(b *Builder, args []string, attributes map[string]bool, original
args = args[1:]
if typ == "NONE" {
if len(args) != 0 {
return fmt.Errorf("HEALTHCHECK NONE takes no arguments")
return errors.New("HEALTHCHECK NONE takes no arguments")
}
test := strslice.StrSlice{typ}
b.runConfig.Healthcheck = &container.HealthConfig{
@ -527,7 +528,7 @@ func healthcheck(b *Builder, args []string, attributes map[string]bool, original
case "CMD":
cmdSlice := handleJSONArgs(args, attributes)
if len(cmdSlice) == 0 {
return fmt.Errorf("Missing command after HEALTHCHECK CMD")
return errors.New("Missing command after HEALTHCHECK CMD")
}
if !attributes["json"] {
@ -688,7 +689,7 @@ func volume(b *Builder, args []string, attributes map[string]bool, original stri
for _, v := range args {
v = strings.TrimSpace(v)
if v == "" {
return fmt.Errorf("VOLUME specified can not be an empty string")
return errors.New("VOLUME specified can not be an empty string")
}
b.runConfig.Volumes[v] = struct{}{}
}

14
builder/dockerfile/dispatchers_test.go
View file

@ -196,7 +196,7 @@ func TestFrom(t *testing.T) {
if runtime.GOOS == "windows" {
if err == nil {
t.Fatalf("Error not set on Windows")
t.Fatal("Error not set on Windows")
}
expectedError := "Windows does not support FROM scratch"
@ -231,7 +231,7 @@ func TestOnbuildIllegalTriggers(t *testing.T) {
err := onbuild(b, []string{trigger.command}, nil, "")
if err == nil {
t.Fatalf("Error should not be nil")
t.Fatal("Error should not be nil")
}
if !strings.Contains(err.Error(), trigger.expectedError) {
@ -301,7 +301,7 @@ func TestCmd(t *testing.T) {
}
if !b.cmdSet {
t.Fatalf("Command should be marked as set")
t.Fatal("Command should be marked as set")
}
}
@ -365,7 +365,7 @@ func TestEntrypoint(t *testing.T) {
}
if b.runConfig.Entrypoint == nil {
t.Fatalf("Entrypoint should be set")
t.Fatal("Entrypoint should be set")
}
var expectedEntrypoint strslice.StrSlice
@ -391,7 +391,7 @@ func TestExpose(t *testing.T) {
}
if b.runConfig.ExposedPorts == nil {
t.Fatalf("ExposedPorts should be set")
t.Fatal("ExposedPorts should be set")
}
if len(b.runConfig.ExposedPorts) != 1 {
@ -433,7 +433,7 @@ func TestVolume(t *testing.T) {
}
if b.runConfig.Volumes == nil {
t.Fatalf("Volumes should be set")
t.Fatal("Volumes should be set")
}
if len(b.runConfig.Volumes) != 1 {
@ -506,7 +506,7 @@ func TestShell(t *testing.T) {
}
if b.runConfig.Shell == nil {
t.Fatalf("Shell should be set")
t.Fatal("Shell should be set")
}
expectedShell := strslice.StrSlice([]string{shellCmd})

7
builder/dockerfile/evaluator.go
View file

@ -20,6 +20,7 @@
package dockerfile
import (
"errors"
"fmt"
"strings"
@ -115,7 +116,7 @@ func (b *Builder) dispatch(stepN int, stepTotal int, ast *parser.Node) error {
if cmd == "onbuild" {
if ast.Next == nil {
return fmt.Errorf("ONBUILD requires at least one argument")
return errors.New("ONBUILD requires at least one argument")
}
ast = ast.Next.Children[0]
strList = append(strList, ast.Value)
@ -222,7 +223,7 @@ func (b *Builder) checkDispatch(ast *parser.Node, onbuild bool) error {
// least one argument
if upperCasedCmd == "ONBUILD" {
if ast.Next == nil {
return fmt.Errorf("ONBUILD requires at least one argument")
return errors.New("ONBUILD requires at least one argument")
}
}
@ -230,7 +231,7 @@ func (b *Builder) checkDispatch(ast *parser.Node, onbuild bool) error {
if onbuild {
switch upperCasedCmd {
case "ONBUILD":
return fmt.Errorf("Chaining ONBUILD via `ONBUILD ONBUILD` isn't allowed")
return errors.New("Chaining ONBUILD via `ONBUILD ONBUILD` isn't allowed")
case "MAINTAINER", "FROM":
return fmt.Errorf("%s isn't allowed as an ONBUILD trigger", upperCasedCmd)
}

8
builder/dockerfile/internals.go
View file

@ -43,7 +43,7 @@ func (b *Builder) commit(id string, autoCmd strslice.StrSlice, comment string) e
return nil
}
if b.image == "" && !b.noBaseImage {
return fmt.Errorf("Please provide a source image with `from` prior to commit")
return errors.New("Please provide a source image with `from` prior to commit")
}
b.runConfig.Image = b.image
@ -137,7 +137,7 @@ func (b *Builder) runContextCommand(args []string, allowRemote bool, allowLocalD
}
if len(infos) == 0 {
return fmt.Errorf("No source files were specified")
return errors.New("No source files were specified")
}
if len(infos) > 1 && !strings.HasSuffix(dest, string(os.PathSeparator)) {
return fmt.Errorf("When using %s with more than one source file, the destination must be a directory and end with a /", cmdName)
@ -456,7 +456,7 @@ func (b *Builder) probeCache() (bool, error) {
return false, nil
}
fmt.Fprintf(b.Stdout, " ---> Using cache\n")
fmt.Fprint(b.Stdout, " ---> Using cache\n")
logrus.Debugf("[BUILDER] Use cached version: %s", b.runConfig.Cmd)
b.image = string(cache)
@ -465,7 +465,7 @@ func (b *Builder) probeCache() (bool, error) {
func (b *Builder) create() (string, error) {
if b.image == "" && !b.noBaseImage {
return "", fmt.Errorf("Please provide a source image with `from` prior to run")
return "", errors.New("Please provide a source image with `from` prior to run")
}
b.runConfig.Image = b.image

14
builder/dockerfile/shell_parser_test.go
View file

@ -121,35 +121,35 @@ func TestGetEnv(t *testing.T) {
sw.envs = []string{}
if sw.getEnv("foo") != "" {
t.Fatalf("2 - 'foo' should map to ''")
t.Fatal("2 - 'foo' should map to ''")
}
sw.envs = []string{"foo"}
if sw.getEnv("foo") != "" {
t.Fatalf("3 - 'foo' should map to ''")
t.Fatal("3 - 'foo' should map to ''")
}
sw.envs = []string{"foo="}
if sw.getEnv("foo") != "" {
t.Fatalf("4 - 'foo' should map to ''")
t.Fatal("4 - 'foo' should map to ''")
}
sw.envs = []string{"foo=bar"}
if sw.getEnv("foo") != "bar" {
t.Fatalf("5 - 'foo' should map to 'bar'")
t.Fatal("5 - 'foo' should map to 'bar'")
}
sw.envs = []string{"foo=bar", "car=hat"}
if sw.getEnv("foo") != "bar" {
t.Fatalf("6 - 'foo' should map to 'bar'")
t.Fatal("6 - 'foo' should map to 'bar'")
}
if sw.getEnv("car") != "hat" {
t.Fatalf("7 - 'car' should map to 'hat'")
t.Fatal("7 - 'car' should map to 'hat'")
}
// Make sure we grab the first 'car' in the list
sw.envs = []string{"foo=bar", "car=hat", "car=bike"}
if sw.getEnv("car") != "hat" {
t.Fatalf("8 - 'car' should map to 'hat'")
t.Fatal("8 - 'car' should map to 'hat'")
}
}

40
daemon/cluster/cluster.go
View file

@ -91,16 +91,16 @@ const (
)
// errNoSwarm is returned on leaving a cluster that was never initialized
var errNoSwarm = fmt.Errorf("This node is not part of a swarm")
var errNoSwarm = errors.New("This node is not part of a swarm")
// errSwarmExists is returned on initialize or join request for a cluster that has already been activated
var errSwarmExists = fmt.Errorf("This node is already part of a swarm. Use \"docker swarm leave\" to leave this swarm and join another one.")
var errSwarmExists = errors.New("This node is already part of a swarm. Use \"docker swarm leave\" to leave this swarm and join another one.")
// errSwarmJoinTimeoutReached is returned when cluster join could not complete before timeout was reached.
var errSwarmJoinTimeoutReached = fmt.Errorf("Timeout was reached before node was joined. The attempt to join the swarm will continue in the background. Use the \"docker info\" command to see the current swarm status of your node.")
var errSwarmJoinTimeoutReached = errors.New("Timeout was reached before node was joined. The attempt to join the swarm will continue in the background. Use the \"docker info\" command to see the current swarm status of your node.")
// errSwarmLocked is returned if the swarm is encrypted and needs a key to unlock it.
var errSwarmLocked = fmt.Errorf("Swarm is encrypted and needs to be unlocked before it can be used. Please use \"docker swarm unlock\" to unlock it.")
var errSwarmLocked = errors.New("Swarm is encrypted and needs to be unlocked before it can be used. Please use \"docker swarm unlock\" to unlock it.")
// errSwarmCertificatesExpired is returned if docker was not started for the whole validity period and they had no chance to renew automatically.
var errSwarmCertificatesExpired = errors.New("Swarm certificates have expired. To replace them, leave the swarm and join again.")
@ -521,7 +521,7 @@ func (c *Cluster) Leave(force bool) error {
if isLastManager(reachable, unreachable) {
msg += "Removing the last manager erases all current state of the swarm. Use `--force` to ignore this message. "
c.mu.Unlock()
return fmt.Errorf(msg)
return errors.New(msg)
}
msg += fmt.Sprintf("Removing this node leaves %v managers out of %v. Without a Raft quorum your swarm will be inaccessible. ", reachable-1, reachable+unreachable)
}
@ -532,7 +532,7 @@ func (c *Cluster) Leave(force bool) error {
msg += "The only way to restore a swarm that has lost consensus is to reinitialize it with `--force-new-cluster`. Use `--force` to suppress this message."
c.mu.Unlock()
return fmt.Errorf(msg)
return errors.New(msg)
}
// release readers in here
if err := nr.Stop(); err != nil {
@ -783,12 +783,12 @@ func (c *Cluster) errNoManager(st nodeState) error {
if st.err == errSwarmCertificatesExpired {
return errSwarmCertificatesExpired
}
return fmt.Errorf("This node is not a swarm manager. Use \"docker swarm init\" or \"docker swarm join\" to connect this node to swarm and try again.")
return errors.New("This node is not a swarm manager. Use \"docker swarm init\" or \"docker swarm join\" to connect this node to swarm and try again.")
}
if st.swarmNode.Manager() != nil {
return fmt.Errorf("This node is not a swarm manager. Manager is being prepared or has trouble connecting to the cluster.")
return errors.New("This node is not a swarm manager. Manager is being prepared or has trouble connecting to the cluster.")
}
return fmt.Errorf("This node is not a swarm manager. Worker nodes can't be used to view or modify cluster state. Please run this command on a manager node or promote the current node to a manager.")
return errors.New("This node is not a swarm manager. Worker nodes can't be used to view or modify cluster state. Please run this command on a manager node or promote the current node to a manager.")
}
// GetServices returns all services of a managed swarm cluster.
@ -849,7 +849,7 @@ func (c *Cluster) imageWithDigestString(ctx context.Context, image string, authC
dockerRef = reference.WithDefaultTag(dockerRef)
namedTaggedRef, ok := dockerRef.(reference.NamedTagged)
if !ok {
return "", fmt.Errorf("unable to cast image to NamedTagged reference object")
return "", errors.New("unable to cast image to NamedTagged reference object")
}
repo, _, err := c.config.Backend.GetRepository(ctx, namedTaggedRef, authConfig)
@ -896,7 +896,7 @@ func (c *Cluster) CreateService(s types.ServiceSpec, encodedAuth string) (*apity
ctnr := serviceSpec.Task.GetContainer()
if ctnr == nil {
return nil, fmt.Errorf("service does not use container tasks")
return nil, errors.New("service does not use container tasks")
}
if encodedAuth != "" {
@ -986,7 +986,7 @@ func (c *Cluster) UpdateService(serviceIDOrName string, version uint64, spec typ
newCtnr := serviceSpec.Task.GetContainer()
if newCtnr == nil {
return nil, fmt.Errorf("service does not use container tasks")
return nil, errors.New("service does not use container tasks")
}
if encodedAuth != "" {
@ -1000,14 +1000,14 @@ func (c *Cluster) UpdateService(serviceIDOrName string, version uint64, spec typ
ctnr = currentService.Spec.Task.GetContainer()
case apitypes.RegistryAuthFromPreviousSpec:
if currentService.PreviousSpec == nil {
return nil, fmt.Errorf("service does not have a previous spec")
return nil, errors.New("service does not have a previous spec")
}
ctnr = currentService.PreviousSpec.Task.GetContainer()
default:
return nil, fmt.Errorf("unsupported registryAuthFromValue")
return nil, errors.New("unsupported registryAuthFrom value")
}
if ctnr == nil {
return nil, fmt.Errorf("service does not use container tasks")
return nil, errors.New("service does not use container tasks")
}
newCtnr.PullOptions = ctnr.PullOptions
// update encodedAuth so it can be used to pin image by digest
@ -1447,7 +1447,7 @@ func (c *Cluster) WaitForDetachment(ctx context.Context, networkName, networkID,
state := c.currentNodeState()
if state.swarmNode == nil || state.swarmNode.Agent() == nil {
c.mu.RUnlock()
return fmt.Errorf("invalid cluster node while waiting for detachment")
return errors.New("invalid cluster node while waiting for detachment")
}
c.mu.RUnlock()
@ -1482,7 +1482,7 @@ func (c *Cluster) AttachNetwork(target string, containerID string, addresses []s
state := c.currentNodeState()
if state.swarmNode == nil || state.swarmNode.Agent() == nil {
c.mu.Unlock()
return nil, fmt.Errorf("invalid cluster node while attaching to network")
return nil, errors.New("invalid cluster node while attaching to network")
}
if attacher, ok := c.attachers[aKey]; ok {
c.mu.Unlock()
@ -1697,7 +1697,7 @@ func validateAndSanitizeJoinRequest(req *types.JoinRequest) error {
return fmt.Errorf("invalid ListenAddr %q: %v", req.ListenAddr, err)
}
if len(req.RemoteAddrs) == 0 {
return fmt.Errorf("at least 1 RemoteAddr is required to join")
return errors.New("at least 1 RemoteAddr is required to join")
}
for i := range req.RemoteAddrs {
req.RemoteAddrs[i], err = validateAddr(req.RemoteAddrs[i])
@ -1710,7 +1710,7 @@ func validateAndSanitizeJoinRequest(req *types.JoinRequest) error {
func validateAddr(addr string) (string, error) {
if addr == "" {
return addr, fmt.Errorf("invalid empty address")
return addr, errors.New("invalid empty address")
}
newaddr, err := opts.ParseTCPAddr(addr, defaultAddr)
if err != nil {
@ -1738,7 +1738,7 @@ func initClusterSpec(node *swarmnode.Node, spec types.Spec) error {
time.Sleep(200 * time.Millisecond)
continue
}
return fmt.Errorf("empty list of clusters was returned")
return errors.New("empty list of clusters was returned")
}
cluster = lcr.Clusters[0]
break

5
daemon/cluster/executor/container/adapter.go
View file

@ -3,6 +3,7 @@ package container
import (
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"io"
"strings"
@ -238,7 +239,7 @@ func (c *containerAdapter) create(ctx context.Context) error {
container := c.container.task.Spec.GetContainer()
if container == nil {
return fmt.Errorf("unable to get container from task spec")
return errors.New("unable to get container from task spec")
}
// configure secrets
@ -401,7 +402,7 @@ func (c *containerAdapter) logs(ctx context.Context, options api.LogSubscription
// See protobuf documentation for details of how this works.
apiOptions.Tail = fmt.Sprint(-options.Tail - 1)
} else if options.Tail > 0 {
return nil, fmt.Errorf("tail relative to start of logs not supported via docker API")
return nil, errors.New("tail relative to start of logs not supported via docker API")
}
if len(options.Streams) == 0 {

10
daemon/cluster/executor/container/errors.go
View file

@ -1,15 +1,17 @@
package container
import "fmt"
import (
"errors"
)
var (
// ErrImageRequired returned if a task is missing the image definition.
ErrImageRequired = fmt.Errorf("dockerexec: image required")
ErrImageRequired = errors.New("dockerexec: image required")
// ErrContainerDestroyed returned when a container is prematurely destroyed
// during a wait call.
ErrContainerDestroyed = fmt.Errorf("dockerexec: container destroyed")
ErrContainerDestroyed = errors.New("dockerexec: container destroyed")
// ErrContainerUnhealthy returned if controller detects the health check failure
ErrContainerUnhealthy = fmt.Errorf("dockerexec: unhealthy container")
ErrContainerUnhealthy = errors.New("dockerexec: unhealthy container")
)

2
daemon/cluster/executor/container/health_test.go
View file

@ -87,7 +87,7 @@ func TestHealthStates(t *testing.T) {
}
case <-timer.C:
if expectedErr != nil {
t.Fatalf("time limit exceeded, didn't get expected error")
t.Fatal("time limit exceeded, didn't get expected error")
}
}
}

3
daemon/cluster/executor/container/validate.go
View file

@ -1,6 +1,7 @@
package container
import (
"errors"
"fmt"
"os"
"path/filepath"
@ -33,7 +34,7 @@ func validateMounts(mounts []api.Mount) error {
}
case api.MountTypeTmpfs:
if mount.Source != "" {
return fmt.Errorf("invalid tmpfs source, source must be empty")
return errors.New("invalid tmpfs source, source must be empty")
}
default:
return fmt.Errorf("invalid mount type: %s", mount.Type)

2
daemon/config.go
View file

@ -229,7 +229,7 @@ func parseClusterAdvertiseSettings(clusterStore, clusterAdvertise string) (strin
return "", errDiscoveryDisabled
}
if clusterStore == "" {
return "", fmt.Errorf("invalid cluster configuration. --cluster-advertise must be accompanied by --cluster-store configuration")
return "", errors.New("invalid cluster configuration. --cluster-advertise must be accompanied by --cluster-store configuration")
}
advertise, err := discovery.ParseAdvertise(clusterAdvertise)

12
daemon/daemon.go
View file

@ -66,7 +66,7 @@ var (
// DefaultInitBinary is the name of the default init binary
DefaultInitBinary = "docker-init"
errSystemNotSupported = fmt.Errorf("The Docker daemon is not supported on this platform.")
errSystemNotSupported = errors.New("The Docker daemon is not supported on this platform.")
)
// Daemon holds information about the Docker daemon.
@ -649,7 +649,7 @@ func NewDaemon(config *Config, registryService registry.Service, containerdRemot
// Check if Devices cgroup is mounted, it is hard requirement for container security,
// on Linux.
if runtime.GOOS == "linux" && !sysInfo.CgroupDevicesEnabled {
return nil, fmt.Errorf("Devices cgroup isn't mounted")
return nil, errors.New("Devices cgroup isn't mounted")
}
d.ID = trustKey.PublicKey().KeyID()
@ -722,7 +722,7 @@ func (daemon *Daemon) shutdownContainer(c *container.Container) error {
logrus.Debugf("Found container %s is paused, sending SIGTERM before unpausing it", c.ID)
sig, ok := signal.SignalMap["TERM"]
if !ok {
return fmt.Errorf("System does not support SIGTERM")
return errors.New("System does not support SIGTERM")
}
if err := daemon.kill(c, int(sig)); err != nil {
return fmt.Errorf("sending SIGTERM to container %s with error: %v", c.ID, err)
@ -734,7 +734,7 @@ func (daemon *Daemon) shutdownContainer(c *container.Container) error {
logrus.Debugf("container %s failed to exit in %d second of SIGTERM, sending SIGKILL to force", c.ID, stopTimeout)
sig, ok := signal.SignalMap["KILL"]
if !ok {
return fmt.Errorf("System does not support SIGKILL")
return errors.New("System does not support SIGKILL")
}
if err := daemon.kill(c, int(sig)); err != nil {
logrus.Errorf("Failed to SIGKILL container %s", c.ID)
@ -954,7 +954,7 @@ func (daemon *Daemon) configureVolumes(rootUID, rootGID int) (*store.VolumeStore
volumedrivers.RegisterPluginGetter(daemon.PluginStore)
if !volumedrivers.Register(volumesDriver, volumesDriver.Name()) {
return nil, fmt.Errorf("local volume driver could not be registered")
return nil, errors.New("local volume driver could not be registered")
}
return store.New(daemon.configStore.Root)
}
@ -1194,7 +1194,7 @@ func (daemon *Daemon) networkOptions(dconfig *Config, pg plugingetter.PluginGett
if strings.TrimSpace(dconfig.ClusterStore) != "" {
kv := strings.Split(dconfig.ClusterStore, "://")
if len(kv) != 2 {
return nil, fmt.Errorf("kv store daemon config must be of the form KV-PROVIDER://KV-URL")
return nil, errors.New("kv store daemon config must be of the form KV-PROVIDER://KV-URL")
}
options = append(options, nwconfig.OptionKVProvider(kv[0]))
options = append(options, nwconfig.OptionKVProviderURL(kv[1]))

4
daemon/logs.go
View file

@ -1,7 +1,7 @@
package daemon
import (
"fmt"
"errors"
"io"
"strconv"
"time"
@ -22,7 +22,7 @@ import (
// configured with the given struct.
func (daemon *Daemon) ContainerLogs(ctx context.Context, containerName string, config *backend.ContainerLogsConfig, started chan struct{}) error {
if !(config.ShowStdout || config.ShowStderr) {
return fmt.Errorf("You must choose at least one stream")
return errors.New("You must choose at least one stream")
}
container, err := daemon.GetContainer(containerName)
if err != nil {

5
daemon/rename.go
View file

@ -1,6 +1,7 @@
package daemon
import (
"errors"
"fmt"
"strings"
@ -19,7 +20,7 @@ func (daemon *Daemon) ContainerRename(oldName, newName string) error {
)
if oldName == "" || newName == "" {
return fmt.Errorf("Neither old nor new names may be empty")
return errors.New("Neither old nor new names may be empty")
}
if newName[0] != '/' {
@ -35,7 +36,7 @@ func (daemon *Daemon) ContainerRename(oldName, newName string) error {
oldIsAnonymousEndpoint := container.NetworkSettings.IsAnonymousEndpoint
if oldName == newName {
return fmt.Errorf("Renaming a container with the same name as its current name")
return errors.New("Renaming a container with the same name as its current name")
}
container.Lock()

4
daemon/search_test.go
View file

@ -1,7 +1,7 @@
package daemon
import (
"fmt"
"errors"
"strings"
"testing"
@ -23,7 +23,7 @@ type FakeService struct {
func (s *FakeService) Search(ctx context.Context, term string, limit int, authConfig *types.AuthConfig, userAgent string, headers map[string][]string) (*registrytypes.SearchResults, error) {
if s.shouldReturnError {
return nil, fmt.Errorf("Search unknown error")
return nil, errors.New("Search unknown error")
}
return &registrytypes.SearchResults{
Query: s.term,

3
distribution/pull.go
View file

@ -1,6 +1,7 @@
package distribution
import (
"errors"
"fmt"
"github.com/Sirupsen/logrus"
@ -172,7 +173,7 @@ func writeStatus(requestedTag string, out progress.Output, layersDownloaded bool
// ValidateRepoName validates the name of a repository.
func ValidateRepoName(name string) error {
if name == "" {
return fmt.Errorf("Repository name can't be empty")
return errors.New("Repository name can't be empty")
}
if name == api.NoBaseImageSpecifier {
return fmt.Errorf("'%s' is a reserved name", api.NoBaseImageSpecifier)