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Bump docker/docker and containerd/console

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Signed-off-by: ulyssessouza <ulyssessouza@gmail.com>
This commit is contained in:
ulyssessouza
2019-12-10 23:37:11 +01:00
parent a0490a8720
commit 9f4f945d4f
328 changed files with 36663 additions and 6952 deletions
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16
vendor/github.com/docker/docker/pkg/homedir/homedir_linux.go generated vendored
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@@ -5,24 +5,8 @@ import (
"os"
"path/filepath"
"strings"
"github.com/docker/docker/pkg/idtools"
)
// GetStatic returns the home directory for the current user without calling
// os/user.Current(). This is useful for static-linked binary on glibc-based
// system, because a call to os/user.Current() in a static binary leads to
// segfault due to a glibc issue that won't be fixed in a short term.
// (#29344, golang/go#13470, https://sourceware.org/bugzilla/show_bug.cgi?id=19341)
func GetStatic() (string, error) {
uid := os.Getuid()
usr, err := idtools.LookupUID(uid)
if err != nil {
return "", err
}
return usr.Home, nil
}
// GetRuntimeDir returns XDG_RUNTIME_DIR.
// XDG_RUNTIME_DIR is typically configured via pam_systemd.
// GetRuntimeDir returns non-nil error if XDG_RUNTIME_DIR is not set.

6
vendor/github.com/docker/docker/pkg/homedir/homedir_others.go generated vendored
View File

@@ -6,12 +6,6 @@ import (
"errors"
)
// GetStatic is not needed for non-linux systems.
// (Precisely, it is needed only for glibc-based linux systems.)
func GetStatic() (string, error) {
return "", errors.New("homedir.GetStatic() is not supported on this system")
}
// GetRuntimeDir is unsupported on non-linux system.
func GetRuntimeDir() (string, error) {
return "", errors.New("homedir.GetRuntimeDir() is not supported on this system")

12
vendor/github.com/docker/docker/pkg/homedir/homedir_unix.go generated vendored
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@@ -4,8 +4,7 @@ package homedir // import "github.com/docker/docker/pkg/homedir"
import (
"os"
"github.com/opencontainers/runc/libcontainer/user"
"os/user"
)
// Key returns the env var name for the user's home dir based on
@@ -17,11 +16,16 @@ func Key() string {
// Get returns the home directory of the current user with the help of
// environment variables depending on the target operating system.
// Returned path should be used with "path/filepath" to form new paths.
//
// If linking statically with cgo enabled against glibc, ensure the
// osusergo build tag is used.
//
// If needing to do nss lookups, do not disable cgo or set osusergo.
func Get() string {
home := os.Getenv(Key())
if home == "" {
if u, err := user.CurrentUser(); err == nil {
return u.Home
if u, err := user.Current(); err == nil {
return u.HomeDir
}
}
return home

267
vendor/github.com/docker/docker/pkg/idtools/idtools.go generated vendored
View File

@@ -1,267 +0,0 @@
package idtools // import "github.com/docker/docker/pkg/idtools"
import (
"bufio"
"fmt"
"os"
"sort"
"strconv"
"strings"
)
// IDMap contains a single entry for user namespace range remapping. An array
// of IDMap entries represents the structure that will be provided to the Linux
// kernel for creating a user namespace.
type IDMap struct {
ContainerID int `json:"container_id"`
HostID int `json:"host_id"`
Size int `json:"size"`
}
type subIDRange struct {
Start int
Length int
}
type ranges []subIDRange
func (e ranges) Len() int { return len(e) }
func (e ranges) Swap(i, j int) { e[i], e[j] = e[j], e[i] }
func (e ranges) Less(i, j int) bool { return e[i].Start < e[j].Start }
const (
subuidFileName = "/etc/subuid"
subgidFileName = "/etc/subgid"
)
// MkdirAllAndChown creates a directory (include any along the path) and then modifies
// ownership to the requested uid/gid. If the directory already exists, this
// function will still change ownership to the requested uid/gid pair.
func MkdirAllAndChown(path string, mode os.FileMode, owner Identity) error {
return mkdirAs(path, mode, owner, true, true)
}
// MkdirAndChown creates a directory and then modifies ownership to the requested uid/gid.
// If the directory already exists, this function still changes ownership.
// Note that unlike os.Mkdir(), this function does not return IsExist error
// in case path already exists.
func MkdirAndChown(path string, mode os.FileMode, owner Identity) error {
return mkdirAs(path, mode, owner, false, true)
}
// MkdirAllAndChownNew creates a directory (include any along the path) and then modifies
// ownership ONLY of newly created directories to the requested uid/gid. If the
// directories along the path exist, no change of ownership will be performed
func MkdirAllAndChownNew(path string, mode os.FileMode, owner Identity) error {
return mkdirAs(path, mode, owner, true, false)
}
// GetRootUIDGID retrieves the remapped root uid/gid pair from the set of maps.
// If the maps are empty, then the root uid/gid will default to "real" 0/0
func GetRootUIDGID(uidMap, gidMap []IDMap) (int, int, error) {
uid, err := toHost(0, uidMap)
if err != nil {
return -1, -1, err
}
gid, err := toHost(0, gidMap)
if err != nil {
return -1, -1, err
}
return uid, gid, nil
}
// toContainer takes an id mapping, and uses it to translate a
// host ID to the remapped ID. If no map is provided, then the translation
// assumes a 1-to-1 mapping and returns the passed in id
func toContainer(hostID int, idMap []IDMap) (int, error) {
if idMap == nil {
return hostID, nil
}
for _, m := range idMap {
if (hostID >= m.HostID) && (hostID <= (m.HostID + m.Size - 1)) {
contID := m.ContainerID + (hostID - m.HostID)
return contID, nil
}
}
return -1, fmt.Errorf("Host ID %d cannot be mapped to a container ID", hostID)
}
// toHost takes an id mapping and a remapped ID, and translates the
// ID to the mapped host ID. If no map is provided, then the translation
// assumes a 1-to-1 mapping and returns the passed in id #
func toHost(contID int, idMap []IDMap) (int, error) {
if idMap == nil {
return contID, nil
}
for _, m := range idMap {
if (contID >= m.ContainerID) && (contID <= (m.ContainerID + m.Size - 1)) {
hostID := m.HostID + (contID - m.ContainerID)
return hostID, nil
}
}
return -1, fmt.Errorf("Container ID %d cannot be mapped to a host ID", contID)
}
// Identity is either a UID and GID pair or a SID (but not both)
type Identity struct {
UID int
GID int
SID string
}
// IdentityMapping contains a mappings of UIDs and GIDs
type IdentityMapping struct {
uids []IDMap
gids []IDMap
}
// NewIdentityMapping takes a requested user and group name and
// using the data from /etc/sub{uid,gid} ranges, creates the
// proper uid and gid remapping ranges for that user/group pair
func NewIdentityMapping(username, groupname string) (*IdentityMapping, error) {
subuidRanges, err := parseSubuid(username)
if err != nil {
return nil, err
}
subgidRanges, err := parseSubgid(groupname)
if err != nil {
return nil, err
}
if len(subuidRanges) == 0 {
return nil, fmt.Errorf("No subuid ranges found for user %q", username)
}
if len(subgidRanges) == 0 {
return nil, fmt.Errorf("No subgid ranges found for group %q", groupname)
}
return &IdentityMapping{
uids: createIDMap(subuidRanges),
gids: createIDMap(subgidRanges),
}, nil
}
// NewIDMappingsFromMaps creates a new mapping from two slices
// Deprecated: this is a temporary shim while transitioning to IDMapping
func NewIDMappingsFromMaps(uids []IDMap, gids []IDMap) *IdentityMapping {
return &IdentityMapping{uids: uids, gids: gids}
}
// RootPair returns a uid and gid pair for the root user. The error is ignored
// because a root user always exists, and the defaults are correct when the uid
// and gid maps are empty.
func (i *IdentityMapping) RootPair() Identity {
uid, gid, _ := GetRootUIDGID(i.uids, i.gids)
return Identity{UID: uid, GID: gid}
}
// ToHost returns the host UID and GID for the container uid, gid.
// Remapping is only performed if the ids aren't already the remapped root ids
func (i *IdentityMapping) ToHost(pair Identity) (Identity, error) {
var err error
target := i.RootPair()
if pair.UID != target.UID {
target.UID, err = toHost(pair.UID, i.uids)
if err != nil {
return target, err
}
}
if pair.GID != target.GID {
target.GID, err = toHost(pair.GID, i.gids)
}
return target, err
}
// ToContainer returns the container UID and GID for the host uid and gid
func (i *IdentityMapping) ToContainer(pair Identity) (int, int, error) {
uid, err := toContainer(pair.UID, i.uids)
if err != nil {
return -1, -1, err
}
gid, err := toContainer(pair.GID, i.gids)
return uid, gid, err
}
// Empty returns true if there are no id mappings
func (i *IdentityMapping) Empty() bool {
return len(i.uids) == 0 && len(i.gids) == 0
}
// UIDs return the UID mapping
// TODO: remove this once everything has been refactored to use pairs
func (i *IdentityMapping) UIDs() []IDMap {
return i.uids
}
// GIDs return the UID mapping
// TODO: remove this once everything has been refactored to use pairs
func (i *IdentityMapping) GIDs() []IDMap {
return i.gids
}
func createIDMap(subidRanges ranges) []IDMap {
idMap := []IDMap{}
// sort the ranges by lowest ID first
sort.Sort(subidRanges)
containerID := 0
for _, idrange := range subidRanges {
idMap = append(idMap, IDMap{
ContainerID: containerID,
HostID: idrange.Start,
Size: idrange.Length,
})
containerID = containerID + idrange.Length
}
return idMap
}
func parseSubuid(username string) (ranges, error) {
return parseSubidFile(subuidFileName, username)
}
func parseSubgid(username string) (ranges, error) {
return parseSubidFile(subgidFileName, username)
}
// parseSubidFile will read the appropriate file (/etc/subuid or /etc/subgid)
// and return all found ranges for a specified username. If the special value
// "ALL" is supplied for username, then all ranges in the file will be returned
func parseSubidFile(path, username string) (ranges, error) {
var rangeList ranges
subidFile, err := os.Open(path)
if err != nil {
return rangeList, err
}
defer subidFile.Close()
s := bufio.NewScanner(subidFile)
for s.Scan() {
if err := s.Err(); err != nil {
return rangeList, err
}
text := strings.TrimSpace(s.Text())
if text == "" || strings.HasPrefix(text, "#") {
continue
}
parts := strings.Split(text, ":")
if len(parts) != 3 {
return rangeList, fmt.Errorf("Cannot parse subuid/gid information: Format not correct for %s file", path)
}
if parts[0] == username || username == "ALL" {
startid, err := strconv.Atoi(parts[1])
if err != nil {
return rangeList, fmt.Errorf("String to int conversion failed during subuid/gid parsing of %s: %v", path, err)
}
length, err := strconv.Atoi(parts[2])
if err != nil {
return rangeList, fmt.Errorf("String to int conversion failed during subuid/gid parsing of %s: %v", path, err)
}
rangeList = append(rangeList, subIDRange{startid, length})
}
}
return rangeList, nil
}

231
vendor/github.com/docker/docker/pkg/idtools/idtools_unix.go generated vendored
View File

@@ -1,231 +0,0 @@
// +build !windows
package idtools // import "github.com/docker/docker/pkg/idtools"
import (
"bytes"
"fmt"
"io"
"os"
"path/filepath"
"strings"
"sync"
"syscall"
"github.com/docker/docker/pkg/system"
"github.com/opencontainers/runc/libcontainer/user"
)
var (
entOnce sync.Once
getentCmd string
)
func mkdirAs(path string, mode os.FileMode, owner Identity, mkAll, chownExisting bool) error {
// make an array containing the original path asked for, plus (for mkAll == true)
// all path components leading up to the complete path that don't exist before we MkdirAll
// so that we can chown all of them properly at the end. If chownExisting is false, we won't
// chown the full directory path if it exists
var paths []string
stat, err := system.Stat(path)
if err == nil {
if !stat.IsDir() {
return &os.PathError{Op: "mkdir", Path: path, Err: syscall.ENOTDIR}
}
if !chownExisting {
return nil
}
// short-circuit--we were called with an existing directory and chown was requested
return lazyChown(path, owner.UID, owner.GID, stat)
}
if os.IsNotExist(err) {
paths = []string{path}
}
if mkAll {
// walk back to "/" looking for directories which do not exist
// and add them to the paths array for chown after creation
dirPath := path
for {
dirPath = filepath.Dir(dirPath)
if dirPath == "/" {
break
}
if _, err := os.Stat(dirPath); err != nil && os.IsNotExist(err) {
paths = append(paths, dirPath)
}
}
if err := system.MkdirAll(path, mode, ""); err != nil {
return err
}
} else {
if err := os.Mkdir(path, mode); err != nil && !os.IsExist(err) {
return err
}
}
// even if it existed, we will chown the requested path + any subpaths that
// didn't exist when we called MkdirAll
for _, pathComponent := range paths {
if err := lazyChown(pathComponent, owner.UID, owner.GID, nil); err != nil {
return err
}
}
return nil
}
// CanAccess takes a valid (existing) directory and a uid, gid pair and determines
// if that uid, gid pair has access (execute bit) to the directory
func CanAccess(path string, pair Identity) bool {
statInfo, err := system.Stat(path)
if err != nil {
return false
}
fileMode := os.FileMode(statInfo.Mode())
permBits := fileMode.Perm()
return accessible(statInfo.UID() == uint32(pair.UID),
statInfo.GID() == uint32(pair.GID), permBits)
}
func accessible(isOwner, isGroup bool, perms os.FileMode) bool {
if isOwner && (perms&0100 == 0100) {
return true
}
if isGroup && (perms&0010 == 0010) {
return true
}
if perms&0001 == 0001 {
return true
}
return false
}
// LookupUser uses traditional local system files lookup (from libcontainer/user) on a username,
// followed by a call to `getent` for supporting host configured non-files passwd and group dbs
func LookupUser(username string) (user.User, error) {
// first try a local system files lookup using existing capabilities
usr, err := user.LookupUser(username)
if err == nil {
return usr, nil
}
// local files lookup failed; attempt to call `getent` to query configured passwd dbs
usr, err = getentUser(fmt.Sprintf("%s %s", "passwd", username))
if err != nil {
return user.User{}, err
}
return usr, nil
}
// LookupUID uses traditional local system files lookup (from libcontainer/user) on a uid,
// followed by a call to `getent` for supporting host configured non-files passwd and group dbs
func LookupUID(uid int) (user.User, error) {
// first try a local system files lookup using existing capabilities
usr, err := user.LookupUid(uid)
if err == nil {
return usr, nil
}
// local files lookup failed; attempt to call `getent` to query configured passwd dbs
return getentUser(fmt.Sprintf("%s %d", "passwd", uid))
}
func getentUser(args string) (user.User, error) {
reader, err := callGetent(args)
if err != nil {
return user.User{}, err
}
users, err := user.ParsePasswd(reader)
if err != nil {
return user.User{}, err
}
if len(users) == 0 {
return user.User{}, fmt.Errorf("getent failed to find passwd entry for %q", strings.Split(args, " ")[1])
}
return users[0], nil
}
// LookupGroup uses traditional local system files lookup (from libcontainer/user) on a group name,
// followed by a call to `getent` for supporting host configured non-files passwd and group dbs
func LookupGroup(groupname string) (user.Group, error) {
// first try a local system files lookup using existing capabilities
group, err := user.LookupGroup(groupname)
if err == nil {
return group, nil
}
// local files lookup failed; attempt to call `getent` to query configured group dbs
return getentGroup(fmt.Sprintf("%s %s", "group", groupname))
}
// LookupGID uses traditional local system files lookup (from libcontainer/user) on a group ID,
// followed by a call to `getent` for supporting host configured non-files passwd and group dbs
func LookupGID(gid int) (user.Group, error) {
// first try a local system files lookup using existing capabilities
group, err := user.LookupGid(gid)
if err == nil {
return group, nil
}
// local files lookup failed; attempt to call `getent` to query configured group dbs
return getentGroup(fmt.Sprintf("%s %d", "group", gid))
}
func getentGroup(args string) (user.Group, error) {
reader, err := callGetent(args)
if err != nil {
return user.Group{}, err
}
groups, err := user.ParseGroup(reader)
if err != nil {
return user.Group{}, err
}
if len(groups) == 0 {
return user.Group{}, fmt.Errorf("getent failed to find groups entry for %q", strings.Split(args, " ")[1])
}
return groups[0], nil
}
func callGetent(args string) (io.Reader, error) {
entOnce.Do(func() { getentCmd, _ = resolveBinary("getent") })
// if no `getent` command on host, can't do anything else
if getentCmd == "" {
return nil, fmt.Errorf("")
}
out, err := execCmd(getentCmd, args)
if err != nil {
exitCode, errC := system.GetExitCode(err)
if errC != nil {
return nil, err
}
switch exitCode {
case 1:
return nil, fmt.Errorf("getent reported invalid parameters/database unknown")
case 2:
terms := strings.Split(args, " ")
return nil, fmt.Errorf("getent unable to find entry %q in %s database", terms[1], terms[0])
case 3:
return nil, fmt.Errorf("getent database doesn't support enumeration")
default:
return nil, err
}
}
return bytes.NewReader(out), nil
}
// lazyChown performs a chown only if the uid/gid don't match what's requested
// Normally a Chown is a no-op if uid/gid match, but in some cases this can still cause an error, e.g. if the
// dir is on an NFS share, so don't call chown unless we absolutely must.
func lazyChown(p string, uid, gid int, stat *system.StatT) error {
if stat == nil {
var err error
stat, err = system.Stat(p)
if err != nil {
return err
}
}
if stat.UID() == uint32(uid) && stat.GID() == uint32(gid) {
return nil
}
return os.Chown(p, uid, gid)
}

25
vendor/github.com/docker/docker/pkg/idtools/idtools_windows.go generated vendored
View File

@@ -1,25 +0,0 @@
package idtools // import "github.com/docker/docker/pkg/idtools"
import (
"os"
"github.com/docker/docker/pkg/system"
)
// This is currently a wrapper around MkdirAll, however, since currently
// permissions aren't set through this path, the identity isn't utilized.
// Ownership is handled elsewhere, but in the future could be support here
// too.
func mkdirAs(path string, mode os.FileMode, owner Identity, mkAll, chownExisting bool) error {
if err := system.MkdirAll(path, mode, ""); err != nil {
return err
}
return nil
}
// CanAccess takes a valid (existing) directory and a uid, gid pair and determines
// if that uid, gid pair has access (execute bit) to the directory
// Windows does not require/support this function, so always return true
func CanAccess(path string, identity Identity) bool {
return true
}

164
vendor/github.com/docker/docker/pkg/idtools/usergroupadd_linux.go generated vendored
View File

@@ -1,164 +0,0 @@
package idtools // import "github.com/docker/docker/pkg/idtools"
import (
"fmt"
"regexp"
"sort"
"strconv"
"strings"
"sync"
)
// add a user and/or group to Linux /etc/passwd, /etc/group using standard
// Linux distribution commands:
// adduser --system --shell /bin/false --disabled-login --disabled-password --no-create-home --group <username>
// useradd -r -s /bin/false <username>
var (
once sync.Once
userCommand string
cmdTemplates = map[string]string{
"adduser": "--system --shell /bin/false --no-create-home --disabled-login --disabled-password --group %s",
"useradd": "-r -s /bin/false %s",
"usermod": "-%s %d-%d %s",
}
idOutRegexp = regexp.MustCompile(`uid=([0-9]+).*gid=([0-9]+)`)
// default length for a UID/GID subordinate range
defaultRangeLen = 65536
defaultRangeStart = 100000
userMod = "usermod"
)
// AddNamespaceRangesUser takes a username and uses the standard system
// utility to create a system user/group pair used to hold the
// /etc/sub{uid,gid} ranges which will be used for user namespace
// mapping ranges in containers.
func AddNamespaceRangesUser(name string) (int, int, error) {
if err := addUser(name); err != nil {
return -1, -1, fmt.Errorf("Error adding user %q: %v", name, err)
}
// Query the system for the created uid and gid pair
out, err := execCmd("id", name)
if err != nil {
return -1, -1, fmt.Errorf("Error trying to find uid/gid for new user %q: %v", name, err)
}
matches := idOutRegexp.FindStringSubmatch(strings.TrimSpace(string(out)))
if len(matches) != 3 {
return -1, -1, fmt.Errorf("Can't find uid, gid from `id` output: %q", string(out))
}
uid, err := strconv.Atoi(matches[1])
if err != nil {
return -1, -1, fmt.Errorf("Can't convert found uid (%s) to int: %v", matches[1], err)
}
gid, err := strconv.Atoi(matches[2])
if err != nil {
return -1, -1, fmt.Errorf("Can't convert found gid (%s) to int: %v", matches[2], err)
}
// Now we need to create the subuid/subgid ranges for our new user/group (system users
// do not get auto-created ranges in subuid/subgid)
if err := createSubordinateRanges(name); err != nil {
return -1, -1, fmt.Errorf("Couldn't create subordinate ID ranges: %v", err)
}
return uid, gid, nil
}
func addUser(userName string) error {
once.Do(func() {
// set up which commands are used for adding users/groups dependent on distro
if _, err := resolveBinary("adduser"); err == nil {
userCommand = "adduser"
} else if _, err := resolveBinary("useradd"); err == nil {
userCommand = "useradd"
}
})
if userCommand == "" {
return fmt.Errorf("Cannot add user; no useradd/adduser binary found")
}
args := fmt.Sprintf(cmdTemplates[userCommand], userName)
out, err := execCmd(userCommand, args)
if err != nil {
return fmt.Errorf("Failed to add user with error: %v; output: %q", err, string(out))
}
return nil
}
func createSubordinateRanges(name string) error {
// first, we should verify that ranges weren't automatically created
// by the distro tooling
ranges, err := parseSubuid(name)
if err != nil {
return fmt.Errorf("Error while looking for subuid ranges for user %q: %v", name, err)
}
if len(ranges) == 0 {
// no UID ranges; let's create one
startID, err := findNextUIDRange()
if err != nil {
return fmt.Errorf("Can't find available subuid range: %v", err)
}
out, err := execCmd(userMod, fmt.Sprintf(cmdTemplates[userMod], "v", startID, startID+defaultRangeLen-1, name))
if err != nil {
return fmt.Errorf("Unable to add subuid range to user: %q; output: %s, err: %v", name, out, err)
}
}
ranges, err = parseSubgid(name)
if err != nil {
return fmt.Errorf("Error while looking for subgid ranges for user %q: %v", name, err)
}
if len(ranges) == 0 {
// no GID ranges; let's create one
startID, err := findNextGIDRange()
if err != nil {
return fmt.Errorf("Can't find available subgid range: %v", err)
}
out, err := execCmd(userMod, fmt.Sprintf(cmdTemplates[userMod], "w", startID, startID+defaultRangeLen-1, name))
if err != nil {
return fmt.Errorf("Unable to add subgid range to user: %q; output: %s, err: %v", name, out, err)
}
}
return nil
}
func findNextUIDRange() (int, error) {
ranges, err := parseSubuid("ALL")
if err != nil {
return -1, fmt.Errorf("Couldn't parse all ranges in /etc/subuid file: %v", err)
}
sort.Sort(ranges)
return findNextRangeStart(ranges)
}
func findNextGIDRange() (int, error) {
ranges, err := parseSubgid("ALL")
if err != nil {
return -1, fmt.Errorf("Couldn't parse all ranges in /etc/subgid file: %v", err)
}
sort.Sort(ranges)
return findNextRangeStart(ranges)
}
func findNextRangeStart(rangeList ranges) (int, error) {
startID := defaultRangeStart
for _, arange := range rangeList {
if wouldOverlap(arange, startID) {
startID = arange.Start + arange.Length
}
}
return startID, nil
}
func wouldOverlap(arange subIDRange, ID int) bool {
low := ID
high := ID + defaultRangeLen
if (low >= arange.Start && low <= arange.Start+arange.Length) ||
(high <= arange.Start+arange.Length && high >= arange.Start) {
return true
}
return false
}

12
vendor/github.com/docker/docker/pkg/idtools/usergroupadd_unsupported.go generated vendored
View File

@@ -1,12 +0,0 @@
// +build !linux
package idtools // import "github.com/docker/docker/pkg/idtools"
import "fmt"
// AddNamespaceRangesUser takes a name and finds an unused uid, gid pair
// and calls the appropriate helper function to add the group and then
// the user to the group in /etc/group and /etc/passwd respectively.
func AddNamespaceRangesUser(name string) (int, int, error) {
return -1, -1, fmt.Errorf("No support for adding users or groups on this OS")
}

32
vendor/github.com/docker/docker/pkg/idtools/utils_unix.go generated vendored
View File

@@ -1,32 +0,0 @@
// +build !windows
package idtools // import "github.com/docker/docker/pkg/idtools"
import (
"fmt"
"os/exec"
"path/filepath"
"strings"
)
func resolveBinary(binname string) (string, error) {
binaryPath, err := exec.LookPath(binname)
if err != nil {
return "", err
}
resolvedPath, err := filepath.EvalSymlinks(binaryPath)
if err != nil {
return "", err
}
//only return no error if the final resolved binary basename
//matches what was searched for
if filepath.Base(resolvedPath) == binname {
return resolvedPath, nil
}
return "", fmt.Errorf("Binary %q does not resolve to a binary of that name in $PATH (%q)", binname, resolvedPath)
}
func execCmd(cmd, args string) ([]byte, error) {
execCmd := exec.Command(cmd, strings.Split(args, " ")...)
return execCmd.CombinedOutput()
}

3
vendor/github.com/docker/docker/pkg/ioutils/bytespipe.go generated vendored
View File

@@ -128,8 +128,9 @@ func (bp *BytesPipe) Read(p []byte) (n int, err error) {
bp.mu.Lock()
if bp.bufLen == 0 {
if bp.closeErr != nil {
err := bp.closeErr
bp.mu.Unlock()
return 0, bp.closeErr
return 0, err
}
bp.wait.Wait()
if bp.bufLen == 0 && bp.closeErr != nil {

10
vendor/github.com/docker/docker/pkg/jsonmessage/jsonmessage.go generated vendored
View File

@@ -8,7 +8,7 @@ import (
"time"
"github.com/docker/docker/pkg/term"
"github.com/docker/go-units"
units "github.com/docker/go-units"
"github.com/morikuni/aec"
)
@@ -139,13 +139,13 @@ type JSONMessage struct {
Stream string `json:"stream,omitempty"`
Status string `json:"status,omitempty"`
Progress *JSONProgress `json:"progressDetail,omitempty"`
ProgressMessage string `json:"progress,omitempty"` //deprecated
ProgressMessage string `json:"progress,omitempty"` // deprecated
ID string `json:"id,omitempty"`
From string `json:"from,omitempty"`
Time int64 `json:"time,omitempty"`
TimeNano int64 `json:"timeNano,omitempty"`
Error *JSONError `json:"errorDetail,omitempty"`
ErrorMessage string `json:"error,omitempty"` //deprecated
ErrorMessage string `json:"error,omitempty"` // deprecated
// Aux contains out-of-band data, such as digests for push signing and image id after building.
Aux *json.RawMessage `json:"aux,omitempty"`
}
@@ -177,7 +177,7 @@ func (jm *JSONMessage) Display(out io.Writer, isTerminal bool) error {
if isTerminal && jm.Stream == "" && jm.Progress != nil {
clearLine(out)
endl = "\r"
fmt.Fprintf(out, endl)
fmt.Fprint(out, endl)
} else if jm.Progress != nil && jm.Progress.String() != "" { //disable progressbar in non-terminal
return nil
}
@@ -194,7 +194,7 @@ func (jm *JSONMessage) Display(out io.Writer, isTerminal bool) error {
}
if jm.Progress != nil && isTerminal {
fmt.Fprintf(out, "%s %s%s", jm.Status, jm.Progress.String(), endl)
} else if jm.ProgressMessage != "" { //deprecated
} else if jm.ProgressMessage != "" { // deprecated
fmt.Fprintf(out, "%s %s%s", jm.Status, jm.ProgressMessage, endl)
} else if jm.Stream != "" {
fmt.Fprintf(out, "%s%s", jm.Stream, endl)

4
vendor/github.com/docker/docker/pkg/mount/mount.go generated vendored
View File

@@ -102,13 +102,13 @@ func Mounted(mountpoint string) (bool, error) {
// specified like the mount or fstab unix commands: "opt1=val1,opt2=val2". See
// flags.go for supported option flags.
func Mount(device, target, mType, options string) error {
flag, _ := parseOptions(options)
flag, data := parseOptions(options)
if flag&REMOUNT != REMOUNT {
if mounted, err := Mounted(target); err != nil || mounted {
return err
}
}
return ForceMount(device, target, mType, options)
return mount(device, target, mType, uintptr(flag), data)
}
// ForceMount will mount a filesystem according to the specified configuration,

5
vendor/github.com/docker/docker/pkg/mount/mountinfo_freebsd.go generated vendored
View File

@@ -13,8 +13,7 @@ import (
"unsafe"
)
// Parse /proc/self/mountinfo because comparing Dev and ino does not work from
// bind mounts.
//parseMountTable returns information about mounted filesystems
func parseMountTable(filter FilterFunc) ([]*Info, error) {
var rawEntries *C.struct_statfs
@@ -37,7 +36,7 @@ func parseMountTable(filter FilterFunc) ([]*Info, error) {
if filter != nil {
// filter out entries we're not interested in
skip, stop = filter(p)
skip, stop = filter(&mountinfo)
if skip {
continue
}

1
vendor/github.com/docker/docker/pkg/mount/mountinfo_linux.go generated vendored
View File

@@ -90,7 +90,6 @@ func parseInfoFile(r io.Reader, filter FilterFunc) ([]*Info, error) {
mount propagation flags in fields[6]. The correct
behavior is to ignore any unknown optional fields.
*/
break
}
}
if i == numFields {

24
vendor/github.com/docker/docker/pkg/mount/sharedsubtree_linux.go generated vendored
View File

@@ -3,49 +3,49 @@ package mount // import "github.com/docker/docker/pkg/mount"
// MakeShared ensures a mounted filesystem has the SHARED mount option enabled.
// See the supported options in flags.go for further reference.
func MakeShared(mountPoint string) error {
return ensureMountedAs(mountPoint, "shared")
return ensureMountedAs(mountPoint, SHARED)
}
// MakeRShared ensures a mounted filesystem has the RSHARED mount option enabled.
// See the supported options in flags.go for further reference.
func MakeRShared(mountPoint string) error {
return ensureMountedAs(mountPoint, "rshared")
return ensureMountedAs(mountPoint, RSHARED)
}
// MakePrivate ensures a mounted filesystem has the PRIVATE mount option enabled.
// See the supported options in flags.go for further reference.
func MakePrivate(mountPoint string) error {
return ensureMountedAs(mountPoint, "private")
return ensureMountedAs(mountPoint, PRIVATE)
}
// MakeRPrivate ensures a mounted filesystem has the RPRIVATE mount option
// enabled. See the supported options in flags.go for further reference.
func MakeRPrivate(mountPoint string) error {
return ensureMountedAs(mountPoint, "rprivate")
return ensureMountedAs(mountPoint, RPRIVATE)
}
// MakeSlave ensures a mounted filesystem has the SLAVE mount option enabled.
// See the supported options in flags.go for further reference.
func MakeSlave(mountPoint string) error {
return ensureMountedAs(mountPoint, "slave")
return ensureMountedAs(mountPoint, SLAVE)
}
// MakeRSlave ensures a mounted filesystem has the RSLAVE mount option enabled.
// See the supported options in flags.go for further reference.
func MakeRSlave(mountPoint string) error {
return ensureMountedAs(mountPoint, "rslave")
return ensureMountedAs(mountPoint, RSLAVE)
}
// MakeUnbindable ensures a mounted filesystem has the UNBINDABLE mount option
// enabled. See the supported options in flags.go for further reference.
func MakeUnbindable(mountPoint string) error {
return ensureMountedAs(mountPoint, "unbindable")
return ensureMountedAs(mountPoint, UNBINDABLE)
}
// MakeRUnbindable ensures a mounted filesystem has the RUNBINDABLE mount
// option enabled. See the supported options in flags.go for further reference.
func MakeRUnbindable(mountPoint string) error {
return ensureMountedAs(mountPoint, "runbindable")
return ensureMountedAs(mountPoint, RUNBINDABLE)
}
// MakeMount ensures that the file or directory given is a mount point,
@@ -59,13 +59,13 @@ func MakeMount(mnt string) error {
return nil
}
return Mount(mnt, mnt, "none", "bind")
return mount(mnt, mnt, "none", uintptr(BIND), "")
}
func ensureMountedAs(mountPoint, options string) error {
if err := MakeMount(mountPoint); err != nil {
func ensureMountedAs(mnt string, flags int) error {
if err := MakeMount(mnt); err != nil {
return err
}
return ForceMount("", mountPoint, "none", options)
return mount("", mnt, "none", uintptr(flags), "")
}

9
vendor/github.com/docker/docker/pkg/namesgenerator/names-generator.go generated vendored
View File

@@ -22,7 +22,6 @@ var (
"busy",
"charming",
"clever",
"cocky",
"cool",
"compassionate",
"competent",
@@ -154,7 +153,7 @@ var (
// Stefan Banach - Polish mathematician, was one of the founders of modern functional analysis. https://en.wikipedia.org/wiki/Stefan_Banach
"banach",
// Buckaroo Banzai and his mentor Dr. Hikita perfectd the "oscillation overthruster", a device that allows one to pass through solid matter. - https://en.wikipedia.org/wiki/The_Adventures_of_Buckaroo_Banzai_Across_the_8th_Dimension
// Buckaroo Banzai and his mentor Dr. Hikita perfected the "oscillation overthruster", a device that allows one to pass through solid matter. - https://en.wikipedia.org/wiki/The_Adventures_of_Buckaroo_Banzai_Across_the_8th_Dimension
"banzai",
// John Bardeen co-invented the transistor - https://en.wikipedia.org/wiki/John_Bardeen
@@ -588,9 +587,6 @@ var (
// Johanna Mestorf - German prehistoric archaeologist and first female museum director in Germany - https://en.wikipedia.org/wiki/Johanna_Mestorf
"mestorf",
// Marvin Minsky - Pioneer in Artificial Intelligence, co-founder of the MIT's AI Lab, won the Turing Award in 1969. https://en.wikipedia.org/wiki/Marvin_Minsky
"minsky",
// Maryam Mirzakhani - an Iranian mathematician and the first woman to win the Fields Medal. https://en.wikipedia.org/wiki/Maryam_Mirzakhani
"mirzakhani",
@@ -738,9 +734,6 @@ var (
// Frances Spence - one of the original programmers of the ENIAC. https://en.wikipedia.org/wiki/ENIAC - https://en.wikipedia.org/wiki/Frances_Spence
"spence",
// Richard Matthew Stallman - the founder of the Free Software movement, the GNU project, the Free Software Foundation, and the League for Programming Freedom. He also invented the concept of copyleft to protect the ideals of this movement, and enshrined this concept in the widely-used GPL (General Public License) for software. https://en.wikiquote.org/wiki/Richard_Stallman
"stallman",
// Michael Stonebraker is a database research pioneer and architect of Ingres, Postgres, VoltDB and SciDB. Winner of 2014 ACM Turing Award. https://en.wikipedia.org/wiki/Michael_Stonebraker
"stonebraker",

44
vendor/github.com/docker/docker/pkg/stringid/stringid.go generated vendored
View File

@@ -2,17 +2,12 @@
package stringid // import "github.com/docker/docker/pkg/stringid"
import (
cryptorand "crypto/rand"
"crypto/rand"
"encoding/hex"
"fmt"
"io"
"math"
"math/big"
"math/rand"
"regexp"
"strconv"
"strings"
"time"
)
const shortLen = 12
@@ -41,10 +36,11 @@ func TruncateID(id string) string {
return id
}
func generateID(r io.Reader) string {
// GenerateRandomID returns a unique id.
func GenerateRandomID() string {
b := make([]byte, 32)
for {
if _, err := io.ReadFull(r, b); err != nil {
if _, err := rand.Read(b); err != nil {
panic(err) // This shouldn't happen
}
id := hex.EncodeToString(b)
@@ -58,18 +54,6 @@ func generateID(r io.Reader) string {
}
}
// GenerateRandomID returns a unique id.
func GenerateRandomID() string {
return generateID(cryptorand.Reader)
}
// GenerateNonCryptoID generates unique id without using cryptographically
// secure sources of random.
// It helps you to save entropy.
func GenerateNonCryptoID() string {
return generateID(readerFunc(rand.Read))
}
// ValidateID checks whether an ID string is a valid image ID.
func ValidateID(id string) error {
if ok := validHex.MatchString(id); !ok {
@@ -77,23 +61,3 @@ func ValidateID(id string) error {
}
return nil
}
func init() {
// safely set the seed globally so we generate random ids. Tries to use a
// crypto seed before falling back to time.
var seed int64
if cryptoseed, err := cryptorand.Int(cryptorand.Reader, big.NewInt(math.MaxInt64)); err != nil {
// This should not happen, but worst-case fallback to time-based seed.
seed = time.Now().UnixNano()
} else {
seed = cryptoseed.Int64()
}
rand.Seed(seed)
}
type readerFunc func(p []byte) (int, error)
func (fn readerFunc) Read(p []byte) (int, error) {
return fn(p)
}

6
vendor/github.com/docker/docker/pkg/system/filesys.go → vendor/github.com/docker/docker/pkg/system/filesys_unix.go generated vendored
View File

@@ -8,14 +8,14 @@ import (
"path/filepath"
)
// MkdirAllWithACL is a wrapper for MkdirAll on unix systems.
// MkdirAllWithACL is a wrapper for os.MkdirAll on unix systems.
func MkdirAllWithACL(path string, perm os.FileMode, sddl string) error {
return MkdirAll(path, perm, sddl)
return os.MkdirAll(path, perm)
}
// MkdirAll creates a directory named path along with any necessary parents,
// with permission specified by attribute perm for all dir created.
func MkdirAll(path string, perm os.FileMode, sddl string) error {
func MkdirAll(path string, perm os.FileMode) error {
return os.MkdirAll(path, perm)
}

12
vendor/github.com/docker/docker/pkg/system/filesys_windows.go generated vendored
View File

@@ -11,7 +11,6 @@ import (
"time"
"unsafe"
winio "github.com/Microsoft/go-winio"
"golang.org/x/sys/windows"
)
@@ -26,9 +25,10 @@ func MkdirAllWithACL(path string, perm os.FileMode, sddl string) error {
return mkdirall(path, true, sddl)
}
// MkdirAll implementation that is volume path aware for Windows.
func MkdirAll(path string, _ os.FileMode, sddl string) error {
return mkdirall(path, false, sddl)
// MkdirAll implementation that is volume path aware for Windows. It can be used
// as a drop-in replacement for os.MkdirAll()
func MkdirAll(path string, _ os.FileMode) error {
return mkdirall(path, false, "")
}
// mkdirall is a custom version of os.MkdirAll modified for use on Windows
@@ -102,13 +102,13 @@ func mkdirall(path string, applyACL bool, sddl string) error {
// and Local System.
func mkdirWithACL(name string, sddl string) error {
sa := windows.SecurityAttributes{Length: 0}
sd, err := winio.SddlToSecurityDescriptor(sddl)
sd, err := windows.SecurityDescriptorFromString(sddl)
if err != nil {
return &os.PathError{Op: "mkdir", Path: name, Err: err}
}
sa.Length = uint32(unsafe.Sizeof(sa))
sa.InheritHandle = 1
sa.SecurityDescriptor = uintptr(unsafe.Pointer(&sd[0]))
sa.SecurityDescriptor = sd
namep, err := windows.UTF16PtrFromString(name)
if err != nil {

3
vendor/github.com/docker/docker/pkg/system/init_windows.go generated vendored
View File

@@ -18,8 +18,7 @@ var (
// InitLCOW sets whether LCOW is supported or not. Requires RS5+
func InitLCOW(experimental bool) {
v := GetOSVersion()
if experimental && v.Build >= osversion.RS5 {
if experimental && osversion.Build() >= osversion.RS5 {
lcowSupported = true
}
}

8
vendor/github.com/docker/docker/pkg/system/meminfo_linux.go generated vendored
View File

@@ -7,7 +7,7 @@ import (
"strconv"
"strings"
"github.com/docker/go-units"
units "github.com/docker/go-units"
)
// ReadMemInfo retrieves memory statistics of the host system and returns a
@@ -27,6 +27,7 @@ func ReadMemInfo() (*MemInfo, error) {
func parseMemInfo(reader io.Reader) (*MemInfo, error) {
meminfo := &MemInfo{}
scanner := bufio.NewScanner(reader)
memAvailable := int64(-1)
for scanner.Scan() {
// Expected format: ["MemTotal:", "1234", "kB"]
parts := strings.Fields(scanner.Text())
@@ -48,6 +49,8 @@ func parseMemInfo(reader io.Reader) (*MemInfo, error) {
meminfo.MemTotal = bytes
case "MemFree:":
meminfo.MemFree = bytes
case "MemAvailable:":
memAvailable = bytes
case "SwapTotal:":
meminfo.SwapTotal = bytes
case "SwapFree:":
@@ -55,6 +58,9 @@ func parseMemInfo(reader io.Reader) (*MemInfo, error) {
}
}
if memAvailable != -1 {
meminfo.MemFree = memAvailable
}
// Handle errors that may have occurred during the reading of the file.
if err := scanner.Err(); err != nil {

10
vendor/github.com/docker/docker/pkg/system/path.go generated vendored
View File

@@ -5,8 +5,6 @@ import (
"path/filepath"
"runtime"
"strings"
"github.com/containerd/continuity/pathdriver"
)
const defaultUnixPathEnv = "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
@@ -27,6 +25,12 @@ func DefaultPathEnv(os string) string {
}
// PathVerifier defines the subset of a PathDriver that CheckSystemDriveAndRemoveDriveLetter
// actually uses in order to avoid system depending on containerd/continuity.
type PathVerifier interface {
IsAbs(string) bool
}
// CheckSystemDriveAndRemoveDriveLetter verifies that a path, if it includes a drive letter,
// is the system drive.
// On Linux: this is a no-op.
@@ -42,7 +46,7 @@ func DefaultPathEnv(os string) string {
// a --> a
// /a --> \a
// d:\ --> Fail
func CheckSystemDriveAndRemoveDriveLetter(path string, driver pathdriver.PathDriver) (string, error) {
func CheckSystemDriveAndRemoveDriveLetter(path string, driver PathVerifier) (string, error) {
if runtime.GOOS != "windows" || LCOWSupported() {
return path, nil
}

3
vendor/github.com/docker/docker/pkg/system/stat_linux.go generated vendored
View File

@@ -8,7 +8,8 @@ func fromStatT(s *syscall.Stat_t) (*StatT, error) {
mode: s.Mode,
uid: s.Uid,
gid: s.Gid,
rdev: s.Rdev,
// the type is 32bit on mips
rdev: uint64(s.Rdev), // nolint: unconvert
mtim: s.Mtim}, nil
}

13
vendor/github.com/docker/docker/pkg/system/stat_solaris.go generated vendored
View File

@@ -1,13 +0,0 @@
package system // import "github.com/docker/docker/pkg/system"
import "syscall"
// fromStatT converts a syscall.Stat_t type to a system.Stat_t type
func fromStatT(s *syscall.Stat_t) (*StatT, error) {
return &StatT{size: s.Size,
mode: uint32(s.Mode),
uid: s.Uid,
gid: s.Gid,
rdev: uint64(s.Rdev),
mtim: s.Mtim}, nil
}

45
vendor/github.com/docker/docker/pkg/system/syscall_windows.go generated vendored
View File

@@ -1,10 +1,10 @@
package system // import "github.com/docker/docker/pkg/system"
import (
"fmt"
"syscall"
"unsafe"
"github.com/Microsoft/hcsshim/osversion"
"github.com/sirupsen/logrus"
"golang.org/x/sys/windows"
)
@@ -55,19 +55,13 @@ var (
ntuserApiset = windows.NewLazyDLL("ext-ms-win-ntuser-window-l1-1-0")
modadvapi32 = windows.NewLazySystemDLL("advapi32.dll")
procGetVersionExW = modkernel32.NewProc("GetVersionExW")
procGetProductInfo = modkernel32.NewProc("GetProductInfo")
procSetNamedSecurityInfo = modadvapi32.NewProc("SetNamedSecurityInfoW")
procGetSecurityDescriptorDacl = modadvapi32.NewProc("GetSecurityDescriptorDacl")
)
// OSVersion is a wrapper for Windows version information
// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724439(v=vs.85).aspx
type OSVersion struct {
Version uint32
MajorVersion uint8
MinorVersion uint8
Build uint16
}
type OSVersion = osversion.OSVersion
// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724833(v=vs.85).aspx
type osVersionInfoEx struct {
@@ -85,23 +79,10 @@ type osVersionInfoEx struct {
}
// GetOSVersion gets the operating system version on Windows. Note that
// docker.exe must be manifested to get the correct version information.
// dockerd.exe must be manifested to get the correct version information.
// Deprecated: use github.com/Microsoft/hcsshim/osversion.Get() instead
func GetOSVersion() OSVersion {
var err error
osv := OSVersion{}
osv.Version, err = windows.GetVersion()
if err != nil {
// GetVersion never fails.
panic(err)
}
osv.MajorVersion = uint8(osv.Version & 0xFF)
osv.MinorVersion = uint8(osv.Version >> 8 & 0xFF)
osv.Build = uint16(osv.Version >> 16)
return osv
}
func (osv OSVersion) ToString() string {
return fmt.Sprintf("%d.%d.%d", osv.MajorVersion, osv.MinorVersion, osv.Build)
return osversion.Get()
}
// IsWindowsClient returns true if the SKU is client
@@ -118,22 +99,6 @@ func IsWindowsClient() bool {
return osviex.ProductType == verNTWorkstation
}
// IsIoTCore returns true if the currently running image is based off of
// Windows 10 IoT Core.
// @engine maintainers - this function should not be removed or modified as it
// is used to enforce licensing restrictions on Windows.
func IsIoTCore() bool {
var returnedProductType uint32
r1, _, err := procGetProductInfo.Call(6, 1, 0, 0, uintptr(unsafe.Pointer(&returnedProductType)))
if r1 == 0 {
logrus.Warnf("GetProductInfo failed - assuming this is not IoT: %v", err)
return false
}
const productIoTUAP = 0x0000007B
const productIoTUAPCommercial = 0x00000083
return returnedProductType == productIoTUAP || returnedProductType == productIoTUAPCommercial
}
// Unmount is a platform-specific helper function to call
// the unmount syscall. Not supported on Windows
func Unmount(dest string) error {

25
vendor/github.com/docker/docker/pkg/system/utimes_linux.go generated vendored
View File

@@ -1,25 +0,0 @@
package system // import "github.com/docker/docker/pkg/system"
import (
"syscall"
"unsafe"
"golang.org/x/sys/unix"
)
// LUtimesNano is used to change access and modification time of the specified path.
// It's used for symbol link file because unix.UtimesNano doesn't support a NOFOLLOW flag atm.
func LUtimesNano(path string, ts []syscall.Timespec) error {
atFdCwd := unix.AT_FDCWD
var _path *byte
_path, err := unix.BytePtrFromString(path)
if err != nil {
return err
}
if _, _, err := unix.Syscall6(unix.SYS_UTIMENSAT, uintptr(atFdCwd), uintptr(unsafe.Pointer(_path)), uintptr(unsafe.Pointer(&ts[0])), unix.AT_SYMLINK_NOFOLLOW, 0, 0); err != 0 && err != unix.ENOSYS {
return err
}
return nil
}

14
vendor/github.com/docker/docker/pkg/system/utimes_freebsd.go → vendor/github.com/docker/docker/pkg/system/utimes_unix.go generated vendored
View File

@@ -1,8 +1,9 @@
// +build linux freebsd
package system // import "github.com/docker/docker/pkg/system"
import (
"syscall"
"unsafe"
"golang.org/x/sys/unix"
)
@@ -10,13 +11,12 @@ import (
// LUtimesNano is used to change access and modification time of the specified path.
// It's used for symbol link file because unix.UtimesNano doesn't support a NOFOLLOW flag atm.
func LUtimesNano(path string, ts []syscall.Timespec) error {
var _path *byte
_path, err := unix.BytePtrFromString(path)
if err != nil {
return err
uts := []unix.Timespec{
unix.NsecToTimespec(syscall.TimespecToNsec(ts[0])),
unix.NsecToTimespec(syscall.TimespecToNsec(ts[1])),
}
if _, _, err := unix.Syscall(unix.SYS_LUTIMES, uintptr(unsafe.Pointer(_path)), uintptr(unsafe.Pointer(&ts[0])), 0); err != 0 && err != unix.ENOSYS {
err := unix.UtimesNanoAt(unix.AT_FDCWD, path, uts, unix.AT_SYMLINK_NOFOLLOW)
if err != nil && err != unix.ENOSYS {
return err
}

21
vendor/github.com/docker/docker/pkg/system/xattrs_linux.go generated vendored
View File

@@ -6,19 +6,28 @@ import "golang.org/x/sys/unix"
// and associated with the given path in the file system.
// It will returns a nil slice and nil error if the xattr is not set.
func Lgetxattr(path string, attr string) ([]byte, error) {
// Start with a 128 length byte array
dest := make([]byte, 128)
sz, errno := unix.Lgetxattr(path, attr, dest)
if errno == unix.ENODATA {
switch {
case errno == unix.ENODATA:
return nil, nil
}
if errno == unix.ERANGE {
case errno == unix.ERANGE:
// 128 byte array might just not be good enough. A dummy buffer is used
// to get the real size of the xattrs on disk
sz, errno = unix.Lgetxattr(path, attr, []byte{})
if errno != nil {
return nil, errno
}
dest = make([]byte, sz)
sz, errno = unix.Lgetxattr(path, attr, dest)
}
if errno != nil {
if errno != nil {
return nil, errno
}
case errno != nil:
return nil, errno
}
return dest[:sz], nil
}

2
vendor/github.com/docker/docker/pkg/term/term_windows.go generated vendored
View File

@@ -7,7 +7,7 @@ import (
"syscall" // used for STD_INPUT_HANDLE, STD_OUTPUT_HANDLE and STD_ERROR_HANDLE
"github.com/Azure/go-ansiterm/winterm"
"github.com/docker/docker/pkg/term/windows"
windowsconsole "github.com/docker/docker/pkg/term/windows"
)
// State holds the console mode for the terminal.

3
vendor/github.com/docker/docker/pkg/term/windows/windows.go generated vendored
View File

@@ -1,3 +1,4 @@
// +build windows
// These files implement ANSI-aware input and output streams for use by the Docker Windows client.
// When asked for the set of standard streams (e.g., stdin, stdout, stderr), the code will create
// and return pseudo-streams that convert ANSI sequences to / from Windows Console API calls.
@@ -9,7 +10,7 @@ import (
"os"
"sync"
"github.com/Azure/go-ansiterm"
ansiterm "github.com/Azure/go-ansiterm"
"github.com/sirupsen/logrus"
)