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-rw-r--r--vendor/github.com/containers/buildah/add.go163
-rw-r--r--vendor/github.com/containers/buildah/buildah.go2
-rw-r--r--vendor/github.com/containers/buildah/chroot/run.go13
-rw-r--r--vendor/github.com/containers/buildah/config.go11
-rw-r--r--vendor/github.com/containers/buildah/imagebuildah/build.go35
-rw-r--r--vendor/github.com/containers/buildah/imagebuildah/util.go4
-rw-r--r--vendor/github.com/containers/buildah/pkg/chrootuser/user.go16
-rw-r--r--vendor/github.com/containers/buildah/pkg/chrootuser/user_basic.go4
-rw-r--r--vendor/github.com/containers/buildah/pkg/chrootuser/user_linux.go28
-rw-r--r--vendor/github.com/containers/buildah/pkg/secrets/secrets.go76
-rw-r--r--vendor/github.com/containers/buildah/pkg/unshare/unshare.go29
-rw-r--r--vendor/github.com/containers/buildah/run_linux.go28
12 files changed, 235 insertions, 174 deletions
diff --git a/vendor/github.com/containers/buildah/add.go b/vendor/github.com/containers/buildah/add.go
index 589e090a8..11bfb6a12 100644
--- a/vendor/github.com/containers/buildah/add.go
+++ b/vendor/github.com/containers/buildah/add.go
@@ -14,6 +14,7 @@ import (
"github.com/containers/buildah/pkg/chrootuser"
"github.com/containers/buildah/util"
"github.com/containers/storage/pkg/archive"
+ "github.com/containers/storage/pkg/fileutils"
"github.com/containers/storage/pkg/idtools"
"github.com/containers/storage/pkg/system"
"github.com/opencontainers/runtime-spec/specs-go"
@@ -89,7 +90,10 @@ func addURL(destination, srcurl string, owner idtools.IDPair, hasher io.Writer)
// filesystem, optionally extracting contents of local files that look like
// non-empty archives.
func (b *Builder) Add(destination string, extract bool, options AddAndCopyOptions, source ...string) error {
- excludes := dockerIgnoreHelper(options.Excludes, options.ContextDir)
+ excludes, err := dockerIgnoreMatcher(options.Excludes, options.ContextDir)
+ if err != nil {
+ return err
+ }
mountPoint, err := b.Mount(b.MountLabel)
if err != nil {
return err
@@ -100,7 +104,7 @@ func (b *Builder) Add(destination string, extract bool, options AddAndCopyOption
}
}()
// Find out which user (and group) the destination should belong to.
- user, err := b.user(mountPoint, options.Chown)
+ user, _, err := b.user(mountPoint, options.Chown)
if err != nil {
return err
}
@@ -153,12 +157,12 @@ func (b *Builder) Add(destination string, extract bool, options AddAndCopyOption
}
// user returns the user (and group) information which the destination should belong to.
-func (b *Builder) user(mountPoint string, userspec string) (specs.User, error) {
+func (b *Builder) user(mountPoint string, userspec string) (specs.User, string, error) {
if userspec == "" {
userspec = b.User()
}
- uid, gid, err := chrootuser.GetUser(mountPoint, userspec)
+ uid, gid, homeDir, err := chrootuser.GetUser(mountPoint, userspec)
u := specs.User{
UID: uid,
GID: gid,
@@ -175,45 +179,48 @@ func (b *Builder) user(mountPoint string, userspec string) (specs.User, error) {
}
}
- return u, err
+ return u, homeDir, err
}
-// dockerIgnore struct keep info from .dockerignore
-type dockerIgnore struct {
- ExcludePath string
- IsExcluded bool
-}
-
-// dockerIgnoreHelper returns the lines from .dockerignore file without the comments
-// and reverses the order
-func dockerIgnoreHelper(lines []string, contextDir string) []dockerIgnore {
- var excludes []dockerIgnore
- // the last match of a file in the .dockerignmatches determines whether it is included or excluded
- // reverse the order
- for i := len(lines) - 1; i >= 0; i-- {
- exclude := lines[i]
- // ignore the comment in .dockerignore
- if strings.HasPrefix(exclude, "#") || len(exclude) == 0 {
+// dockerIgnoreMatcher returns a matcher based on the contents of the .dockerignore file under contextDir
+func dockerIgnoreMatcher(lines []string, contextDir string) (*fileutils.PatternMatcher, error) {
+ // if there's no context dir, there's no .dockerignore file to consult
+ if contextDir == "" {
+ return nil, nil
+ }
+ patterns := []string{".dockerignore"}
+ for _, ignoreSpec := range lines {
+ ignoreSpec = strings.TrimSpace(ignoreSpec)
+ // ignore comments passed back from .dockerignore
+ if ignoreSpec == "" || ignoreSpec[0] == '#' {
continue
}
- excludeFlag := true
- if strings.HasPrefix(exclude, "!") {
- exclude = strings.TrimPrefix(exclude, "!")
- excludeFlag = false
+ // if the spec starts with '!' it means the pattern
+ // should be included. make a note so that we can move
+ // it to the front of the updated pattern
+ includeFlag := ""
+ if strings.HasPrefix(ignoreSpec, "!") {
+ includeFlag = "!"
+ ignoreSpec = ignoreSpec[1:]
}
- excludes = append(excludes, dockerIgnore{ExcludePath: filepath.Join(contextDir, exclude), IsExcluded: excludeFlag})
+ if ignoreSpec == "" {
+ continue
+ }
+ patterns = append(patterns, includeFlag+filepath.Join(contextDir, ignoreSpec))
}
- if len(excludes) != 0 {
- excludes = append(excludes, dockerIgnore{ExcludePath: filepath.Join(contextDir, ".dockerignore"), IsExcluded: true})
+ // if there are no patterns, save time by not constructing the object
+ if len(patterns) == 0 {
+ return nil, nil
}
- return excludes
-}
-
-func addHelper(excludes []dockerIgnore, extract bool, dest string, destfi os.FileInfo, hostOwner idtools.IDPair, options AddAndCopyOptions, copyFileWithTar, copyWithTar, untarPath func(src, dest string) error, source ...string) error {
- dirsInDockerignore, err := getDirsInDockerignore(options.ContextDir, excludes)
+ // return a matcher object
+ matcher, err := fileutils.NewPatternMatcher(patterns)
if err != nil {
- return errors.Wrapf(err, "error checking directories in .dockerignore")
+ return nil, errors.Wrapf(err, "error creating file matcher using patterns %v", patterns)
}
+ return matcher, nil
+}
+
+func addHelper(excludes *fileutils.PatternMatcher, extract bool, dest string, destfi os.FileInfo, hostOwner idtools.IDPair, options AddAndCopyOptions, copyFileWithTar, copyWithTar, untarPath func(src, dest string) error, source ...string) error {
for _, src := range source {
if strings.HasPrefix(src, "http://") || strings.HasPrefix(src, "https://") {
// We assume that source is a file, and we're copying
@@ -242,7 +249,7 @@ func addHelper(excludes []dockerIgnore, extract bool, dest string, destfi os.Fil
if len(glob) == 0 {
return errors.Wrapf(syscall.ENOENT, "no files found matching %q", src)
}
- outer:
+
for _, gsrc := range glob {
esrc, err := filepath.EvalSymlinks(gsrc)
if err != nil {
@@ -261,7 +268,7 @@ func addHelper(excludes []dockerIgnore, extract bool, dest string, destfi os.Fil
return errors.Wrapf(err, "error creating directory %q", dest)
}
logrus.Debugf("copying %q to %q", esrc+string(os.PathSeparator)+"*", dest+string(os.PathSeparator)+"*")
- if len(excludes) == 0 {
+ if excludes == nil {
if err = copyWithTar(esrc, dest); err != nil {
return errors.Wrapf(err, "error copying %q to %q", esrc, dest)
}
@@ -271,23 +278,12 @@ func addHelper(excludes []dockerIgnore, extract bool, dest string, destfi os.Fil
if err != nil {
return err
}
- for _, exclude := range excludes {
- match, err := filepath.Match(filepath.Clean(exclude.ExcludePath), filepath.Clean(path))
- if err != nil {
- return err
- }
- prefix, exist := dirsInDockerignore[exclude.ExcludePath]
- hasPrefix := false
- if exist {
- hasPrefix = filepath.HasPrefix(path, prefix)
- }
- if !(match || hasPrefix) {
- continue
- }
- if (hasPrefix && exclude.IsExcluded) || (match && exclude.IsExcluded) {
- return nil
- }
- break
+ skip, err := excludes.Matches(path)
+ if err != nil {
+ return errors.Wrapf(err, "error checking if %s is an excluded path", path)
+ }
+ if skip {
+ return nil
}
// combine the filename with the dest directory
fpath, err := filepath.Rel(esrc, path)
@@ -297,8 +293,8 @@ func addHelper(excludes []dockerIgnore, extract bool, dest string, destfi os.Fil
mtime := info.ModTime()
atime := mtime
times := []syscall.Timespec{
- {Sec: atime.Unix(), Nsec: atime.UnixNano() % 1000000000},
- {Sec: mtime.Unix(), Nsec: mtime.UnixNano() % 1000000000},
+ syscall.NsecToTimespec(atime.Unix()),
+ syscall.NsecToTimespec(mtime.Unix()),
}
if info.IsDir() {
return addHelperDirectory(esrc, path, filepath.Join(dest, fpath), info, hostOwner, times)
@@ -320,20 +316,6 @@ func addHelper(excludes []dockerIgnore, extract bool, dest string, destfi os.Fil
continue
}
- for _, exclude := range excludes {
- match, err := filepath.Match(filepath.Clean(exclude.ExcludePath), esrc)
- if err != nil {
- return err
- }
- if !match {
- continue
- }
- if exclude.IsExcluded {
- continue outer
- }
- break
- }
-
if !extract || !archive.IsArchivePath(esrc) {
// This source is a file, and either it's not an
// archive, or we don't care whether or not it's an
@@ -349,6 +331,7 @@ func addHelper(excludes []dockerIgnore, extract bool, dest string, destfi os.Fil
}
continue
}
+
// We're extracting an archive into the destination directory.
logrus.Debugf("extracting contents of %q into %q", esrc, dest)
if err = untarPath(esrc, dest); err != nil {
@@ -381,7 +364,15 @@ func addHelperSymlink(src, dest string, info os.FileInfo, hostOwner idtools.IDPa
return errors.Wrapf(err, "error reading contents of symbolic link at %q", src)
}
if err = os.Symlink(linkContents, dest); err != nil {
- return errors.Wrapf(err, "error creating symbolic link to %q at %q", linkContents, dest)
+ if !os.IsExist(err) {
+ return errors.Wrapf(err, "error creating symbolic link to %q at %q", linkContents, dest)
+ }
+ if err = os.RemoveAll(dest); err != nil {
+ return errors.Wrapf(err, "error clearing symbolic link target %q", dest)
+ }
+ if err = os.Symlink(linkContents, dest); err != nil {
+ return errors.Wrapf(err, "error creating symbolic link to %q at %q (second try)", linkContents, dest)
+ }
}
if err = idtools.SafeLchown(dest, hostOwner.UID, hostOwner.GID); err != nil {
return errors.Wrapf(err, "error setting owner of symbolic link %q to %d:%d", dest, hostOwner.UID, hostOwner.GID)
@@ -392,35 +383,3 @@ func addHelperSymlink(src, dest string, info os.FileInfo, hostOwner idtools.IDPa
logrus.Debugf("Symlink(%s, %s)", linkContents, dest)
return nil
}
-
-func getDirsInDockerignore(srcAbsPath string, excludes []dockerIgnore) (map[string]string, error) {
- visitedDir := make(map[string]string)
- if len(excludes) == 0 {
- return visitedDir, nil
- }
- err := filepath.Walk(srcAbsPath, func(path string, info os.FileInfo, err error) error {
- if err != nil {
- return err
- }
- if info.IsDir() {
- for _, exclude := range excludes {
- match, err := filepath.Match(filepath.Clean(exclude.ExcludePath), filepath.Clean(path))
- if err != nil {
- return err
- }
- if !match {
- continue
- }
- if _, exist := visitedDir[exclude.ExcludePath]; exist {
- continue
- }
- visitedDir[exclude.ExcludePath] = path
- }
- }
- return nil
- })
- if err != nil {
- return visitedDir, err
- }
- return visitedDir, nil
-}
diff --git a/vendor/github.com/containers/buildah/buildah.go b/vendor/github.com/containers/buildah/buildah.go
index 33b7afccd..56c8f088f 100644
--- a/vendor/github.com/containers/buildah/buildah.go
+++ b/vendor/github.com/containers/buildah/buildah.go
@@ -26,7 +26,7 @@ const (
Package = "buildah"
// Version for the Package. Bump version in contrib/rpm/buildah.spec
// too.
- Version = "1.9.0-dev"
+ Version = "1.8.3"
// The value we use to identify what type of information, currently a
// serialized Builder structure, we are using as per-container state.
// This should only be changed when we make incompatible changes to
diff --git a/vendor/github.com/containers/buildah/chroot/run.go b/vendor/github.com/containers/buildah/chroot/run.go
index c65926c8e..d6e5a61ea 100644
--- a/vendor/github.com/containers/buildah/chroot/run.go
+++ b/vendor/github.com/containers/buildah/chroot/run.go
@@ -84,9 +84,18 @@ type runUsingChrootExecSubprocOptions struct {
// RunUsingChroot runs a chrooted process, using some of the settings from the
// passed-in spec, and using the specified bundlePath to hold temporary files,
// directories, and mountpoints.
-func RunUsingChroot(spec *specs.Spec, bundlePath string, stdin io.Reader, stdout, stderr io.Writer) (err error) {
+func RunUsingChroot(spec *specs.Spec, bundlePath, homeDir string, stdin io.Reader, stdout, stderr io.Writer) (err error) {
var confwg sync.WaitGroup
-
+ var homeFound bool
+ for _, env := range spec.Process.Env {
+ if strings.HasPrefix(env, "HOME=") {
+ homeFound = true
+ break
+ }
+ }
+ if !homeFound {
+ spec.Process.Env = append(spec.Process.Env, fmt.Sprintf("HOME=%s", homeDir))
+ }
runtime.LockOSThread()
defer runtime.UnlockOSThread()
diff --git a/vendor/github.com/containers/buildah/config.go b/vendor/github.com/containers/buildah/config.go
index 05b0abb23..234f93259 100644
--- a/vendor/github.com/containers/buildah/config.go
+++ b/vendor/github.com/containers/buildah/config.go
@@ -3,7 +3,6 @@ package buildah
import (
"context"
"encoding/json"
- "os"
"runtime"
"strings"
"time"
@@ -269,21 +268,11 @@ func (b *Builder) Env() []string {
// built using an image built from this container.
func (b *Builder) SetEnv(k string, v string) {
reset := func(s *[]string) {
- getenv := func(name string) string {
- for i := range *s {
- val := strings.SplitN((*s)[i], "=", 2)
- if len(val) == 2 && val[0] == name {
- return val[1]
- }
- }
- return name
- }
n := []string{}
for i := range *s {
if !strings.HasPrefix((*s)[i], k+"=") {
n = append(n, (*s)[i])
}
- v = os.Expand(v, getenv)
}
n = append(n, k+"="+v)
*s = n
diff --git a/vendor/github.com/containers/buildah/imagebuildah/build.go b/vendor/github.com/containers/buildah/imagebuildah/build.go
index b8b9db0f3..3665251cd 100644
--- a/vendor/github.com/containers/buildah/imagebuildah/build.go
+++ b/vendor/github.com/containers/buildah/imagebuildah/build.go
@@ -487,6 +487,7 @@ func (s *StageExecutor) Copy(excludes []string, copies ...imagebuilder.Copy) err
// Check the file and see if part of it is a symlink.
// Convert it to the target if so. To be ultrasafe
// do the same for the mountpoint.
+ hadFinalPathSeparator := len(copy.Dest) > 0 && copy.Dest[len(copy.Dest)-1] == os.PathSeparator
secureMountPoint, err := securejoin.SecureJoin("", s.mountPoint)
finalPath, err := securejoin.SecureJoin(secureMountPoint, copy.Dest)
if err != nil {
@@ -496,6 +497,11 @@ func (s *StageExecutor) Copy(excludes []string, copies ...imagebuilder.Copy) err
return errors.Wrapf(err, "error resolving copy destination %s", copy.Dest)
}
copy.Dest = strings.TrimPrefix(finalPath, secureMountPoint)
+ if len(copy.Dest) == 0 || copy.Dest[len(copy.Dest)-1] != os.PathSeparator {
+ if hadFinalPathSeparator {
+ copy.Dest += string(os.PathSeparator)
+ }
+ }
if copy.Download {
logrus.Debugf("ADD %#v, %#v", excludes, copy)
@@ -507,29 +513,32 @@ func (s *StageExecutor) Copy(excludes []string, copies ...imagebuilder.Copy) err
}
sources := []string{}
for _, src := range copy.Src {
+ contextDir := s.executor.contextDir
+ copyExcludes := excludes
if strings.HasPrefix(src, "http://") || strings.HasPrefix(src, "https://") {
sources = append(sources, src)
} else if len(copy.From) > 0 {
if other, ok := s.executor.stages[copy.From]; ok && other.index < s.index {
sources = append(sources, filepath.Join(other.mountPoint, src))
+ contextDir = other.mountPoint
} else if builder, ok := s.executor.containerMap[copy.From]; ok {
sources = append(sources, filepath.Join(builder.MountPoint, src))
+ contextDir = builder.MountPoint
} else {
return errors.Errorf("the stage %q has not been built", copy.From)
}
} else {
sources = append(sources, filepath.Join(s.executor.contextDir, src))
+ copyExcludes = append(s.executor.excludes, excludes...)
+ }
+ options := buildah.AddAndCopyOptions{
+ Chown: copy.Chown,
+ ContextDir: contextDir,
+ Excludes: copyExcludes,
+ }
+ if err := s.builder.Add(copy.Dest, copy.Download, options, sources...); err != nil {
+ return err
}
- }
-
- options := buildah.AddAndCopyOptions{
- Chown: copy.Chown,
- ContextDir: s.executor.contextDir,
- Excludes: s.executor.excludes,
- }
-
- if err := s.builder.Add(copy.Dest, copy.Download, options, sources...); err != nil {
- return err
}
}
return nil
@@ -590,7 +599,11 @@ func (s *StageExecutor) Run(run imagebuilder.Run, config docker.Config) error {
args := run.Args
if run.Shell {
- args = append([]string{"/bin/sh", "-c"}, args...)
+ if len(config.Shell) > 0 && s.builder.Format == buildah.Dockerv2ImageManifest {
+ args = append(config.Shell, args...)
+ } else {
+ args = append([]string{"/bin/sh", "-c"}, args...)
+ }
}
if err := s.volumeCacheSave(); err != nil {
return err
diff --git a/vendor/github.com/containers/buildah/imagebuildah/util.go b/vendor/github.com/containers/buildah/imagebuildah/util.go
index f982fcebf..3962d1a9d 100644
--- a/vendor/github.com/containers/buildah/imagebuildah/util.go
+++ b/vendor/github.com/containers/buildah/imagebuildah/util.go
@@ -17,7 +17,7 @@ import (
)
func cloneToDirectory(url, dir string) error {
- if !strings.HasPrefix(url, "git://") {
+ if !strings.HasPrefix(url, "git://") && !strings.HasSuffix(url, ".git") {
url = "git://" + url
}
logrus.Debugf("cloning %q to %q", url, dir)
@@ -72,7 +72,7 @@ func TempDirForURL(dir, prefix, url string) (name string, subdir string, err err
if err != nil {
return "", "", errors.Wrapf(err, "error creating temporary directory for %q", url)
}
- if strings.HasPrefix(url, "git://") {
+ if strings.HasPrefix(url, "git://") || strings.HasSuffix(url, ".git") {
err = cloneToDirectory(url, name)
if err != nil {
if err2 := os.Remove(name); err2 != nil {
diff --git a/vendor/github.com/containers/buildah/pkg/chrootuser/user.go b/vendor/github.com/containers/buildah/pkg/chrootuser/user.go
index c83dcc230..26a67c35a 100644
--- a/vendor/github.com/containers/buildah/pkg/chrootuser/user.go
+++ b/vendor/github.com/containers/buildah/pkg/chrootuser/user.go
@@ -18,7 +18,7 @@ var (
// it will use the /etc/passwd and /etc/group files inside of the rootdir
// to return this information.
// userspec format [user | user:group | uid | uid:gid | user:gid | uid:group ]
-func GetUser(rootdir, userspec string) (uint32, uint32, error) {
+func GetUser(rootdir, userspec string) (uint32, uint32, string, error) {
var gid64 uint64
var gerr error = user.UnknownGroupError("error looking up group")
@@ -26,7 +26,7 @@ func GetUser(rootdir, userspec string) (uint32, uint32, error) {
userspec = spec[0]
groupspec := ""
if userspec == "" {
- return 0, 0, nil
+ return 0, 0, "/", nil
}
if len(spec) > 1 {
groupspec = spec[1]
@@ -65,15 +65,21 @@ func GetUser(rootdir, userspec string) (uint32, uint32, error) {
}
}
+ homedir, err := lookupHomedirInContainer(rootdir, uid64)
+ if err != nil {
+ homedir = "/"
+ }
+
if uerr == nil && gerr == nil {
- return uint32(uid64), uint32(gid64), nil
+ return uint32(uid64), uint32(gid64), homedir, nil
}
- err := errors.Wrapf(uerr, "error determining run uid")
+ err = errors.Wrapf(uerr, "error determining run uid")
if uerr == nil {
err = errors.Wrapf(gerr, "error determining run gid")
}
- return 0, 0, err
+
+ return 0, 0, homedir, err
}
// GetGroup returns the gid by looking it up in the /etc/group file
diff --git a/vendor/github.com/containers/buildah/pkg/chrootuser/user_basic.go b/vendor/github.com/containers/buildah/pkg/chrootuser/user_basic.go
index 79b0b24b5..6c997c4c9 100644
--- a/vendor/github.com/containers/buildah/pkg/chrootuser/user_basic.go
+++ b/vendor/github.com/containers/buildah/pkg/chrootuser/user_basic.go
@@ -25,3 +25,7 @@ func lookupAdditionalGroupsForUIDInContainer(rootdir string, userid uint64) (gid
func lookupUIDInContainer(rootdir string, uid uint64) (string, uint64, error) {
return "", 0, errors.New("UID lookup not supported")
}
+
+func lookupHomedirInContainer(rootdir string, uid uint64) (string, error) {
+ return "", errors.New("Home directory lookup not supported")
+}
diff --git a/vendor/github.com/containers/buildah/pkg/chrootuser/user_linux.go b/vendor/github.com/containers/buildah/pkg/chrootuser/user_linux.go
index 583eca569..ea20fca80 100644
--- a/vendor/github.com/containers/buildah/pkg/chrootuser/user_linux.go
+++ b/vendor/github.com/containers/buildah/pkg/chrootuser/user_linux.go
@@ -84,6 +84,7 @@ type lookupPasswdEntry struct {
name string
uid uint64
gid uint64
+ home string
}
type lookupGroupEntry struct {
name string
@@ -135,6 +136,7 @@ func parseNextPasswd(rc *bufio.Reader) *lookupPasswdEntry {
name: fields[0],
uid: uid,
gid: gid,
+ home: fields[5],
}
}
@@ -291,3 +293,29 @@ func lookupUIDInContainer(rootdir string, uid uint64) (string, uint64, error) {
return "", 0, user.UnknownUserError(fmt.Sprintf("error looking up uid %q", uid))
}
+
+func lookupHomedirInContainer(rootdir string, uid uint64) (string, error) {
+ cmd, f, err := openChrootedFile(rootdir, "/etc/passwd")
+ if err != nil {
+ return "", err
+ }
+ defer func() {
+ _ = cmd.Wait()
+ }()
+ rc := bufio.NewReader(f)
+ defer f.Close()
+
+ lookupUser.Lock()
+ defer lookupUser.Unlock()
+
+ pwd := parseNextPasswd(rc)
+ for pwd != nil {
+ if pwd.uid != uid {
+ pwd = parseNextPasswd(rc)
+ continue
+ }
+ return pwd.home, nil
+ }
+
+ return "", user.UnknownUserError(fmt.Sprintf("error looking up uid %q for homedir", uid))
+}
diff --git a/vendor/github.com/containers/buildah/pkg/secrets/secrets.go b/vendor/github.com/containers/buildah/pkg/secrets/secrets.go
index 97b681125..70bd6a4b7 100644
--- a/vendor/github.com/containers/buildah/pkg/secrets/secrets.go
+++ b/vendor/github.com/containers/buildah/pkg/secrets/secrets.go
@@ -117,7 +117,12 @@ func getMounts(filePath string) []string {
}
var mounts []string
for scanner.Scan() {
- mounts = append(mounts, scanner.Text())
+ if strings.HasPrefix(strings.TrimSpace(scanner.Text()), "/") {
+ mounts = append(mounts, scanner.Text())
+ } else {
+ logrus.Debugf("skipping unrecognized mount in %v: %q",
+ filePath, scanner.Text())
+ }
}
return mounts
}
@@ -190,58 +195,79 @@ func addSecretsFromMountsFile(filePath, mountLabel, containerWorkingDir, mountPr
var mounts []rspec.Mount
defaultMountsPaths := getMounts(filePath)
for _, path := range defaultMountsPaths {
- hostDir, ctrDir, err := getMountsMap(path)
+ hostDirOrFile, ctrDirOrFile, err := getMountsMap(path)
if err != nil {
return nil, err
}
- // skip if the hostDir path doesn't exist
- if _, err = os.Stat(hostDir); err != nil {
+ // skip if the hostDirOrFile path doesn't exist
+ fileInfo, err := os.Stat(hostDirOrFile)
+ if err != nil {
if os.IsNotExist(err) {
- logrus.Warnf("Path %q from %q doesn't exist, skipping", hostDir, filePath)
+ logrus.Warnf("Path %q from %q doesn't exist, skipping", hostDirOrFile, filePath)
continue
}
- return nil, errors.Wrapf(err, "failed to stat %q", hostDir)
+ return nil, errors.Wrapf(err, "failed to stat %q", hostDirOrFile)
}
- ctrDirOnHost := filepath.Join(containerWorkingDir, ctrDir)
+ ctrDirOrFileOnHost := filepath.Join(containerWorkingDir, ctrDirOrFile)
- // In the event of a restart, don't want to copy secrets over again as they already would exist in ctrDirOnHost
- _, err = os.Stat(ctrDirOnHost)
+ // In the event of a restart, don't want to copy secrets over again as they already would exist in ctrDirOrFileOnHost
+ _, err = os.Stat(ctrDirOrFileOnHost)
if os.IsNotExist(err) {
- if err = os.MkdirAll(ctrDirOnHost, 0755); err != nil {
- return nil, errors.Wrapf(err, "making container directory %q failed", ctrDirOnHost)
- }
- hostDir, err = resolveSymbolicLink(hostDir)
+
+ hostDirOrFile, err = resolveSymbolicLink(hostDirOrFile)
if err != nil {
return nil, err
}
- data, err := getHostSecretData(hostDir)
- if err != nil {
- return nil, errors.Wrapf(err, "getting host secret data failed")
- }
- for _, s := range data {
- if err := s.saveTo(ctrDirOnHost); err != nil {
- return nil, errors.Wrapf(err, "error saving data to container filesystem on host %q", ctrDirOnHost)
+ switch mode := fileInfo.Mode(); {
+ case mode.IsDir():
+ if err = os.MkdirAll(ctrDirOrFileOnHost, 0755); err != nil {
+ return nil, errors.Wrapf(err, "making container directory %q failed", ctrDirOrFileOnHost)
+ }
+ data, err := getHostSecretData(hostDirOrFile)
+ if err != nil {
+ return nil, errors.Wrapf(err, "getting host secret data failed")
+ }
+ for _, s := range data {
+ if err := s.saveTo(ctrDirOrFileOnHost); err != nil {
+ return nil, errors.Wrapf(err, "error saving data to container filesystem on host %q", ctrDirOrFileOnHost)
+ }
+ }
+ case mode.IsRegular():
+ data, err := readFile("", hostDirOrFile)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error reading file %q", hostDirOrFile)
+
+ }
+ for _, s := range data {
+ if err := os.MkdirAll(filepath.Dir(ctrDirOrFileOnHost), 0700); err != nil {
+ return nil, err
+ }
+ if err := ioutil.WriteFile(ctrDirOrFileOnHost, s.data, 0700); err != nil {
+ return nil, errors.Wrapf(err, "error saving data to container filesystem on host %q", ctrDirOrFileOnHost)
+ }
}
+ default:
+ return nil, errors.Errorf("unsupported file type for: %q", hostDirOrFile)
}
- err = label.Relabel(ctrDirOnHost, mountLabel, false)
+ err = label.Relabel(ctrDirOrFileOnHost, mountLabel, false)
if err != nil {
return nil, errors.Wrap(err, "error applying correct labels")
}
if uid != 0 || gid != 0 {
- if err := rchown(ctrDirOnHost, uid, gid); err != nil {
+ if err := rchown(ctrDirOrFileOnHost, uid, gid); err != nil {
return nil, err
}
}
} else if err != nil {
- return nil, errors.Wrapf(err, "error getting status of %q", ctrDirOnHost)
+ return nil, errors.Wrapf(err, "error getting status of %q", ctrDirOrFileOnHost)
}
m := rspec.Mount{
- Source: filepath.Join(mountPrefix, ctrDir),
- Destination: ctrDir,
+ Source: filepath.Join(mountPrefix, ctrDirOrFile),
+ Destination: ctrDirOrFile,
Type: "bind",
Options: []string{"bind", "rprivate"},
}
diff --git a/vendor/github.com/containers/buildah/pkg/unshare/unshare.go b/vendor/github.com/containers/buildah/pkg/unshare/unshare.go
index 33232740e..5a68d6b8d 100644
--- a/vendor/github.com/containers/buildah/pkg/unshare/unshare.go
+++ b/vendor/github.com/containers/buildah/pkg/unshare/unshare.go
@@ -64,6 +64,7 @@ func (c *Cmd) Start() error {
if os.Geteuid() != 0 {
c.Env = append(c.Env, "_CONTAINERS_USERNS_CONFIGURED=done")
c.Env = append(c.Env, fmt.Sprintf("_CONTAINERS_ROOTLESS_UID=%d", os.Geteuid()))
+ c.Env = append(c.Env, fmt.Sprintf("_CONTAINERS_ROOTLESS_GID=%d", os.Getegid()))
}
// Create the pipe for reading the child's PID.
@@ -183,6 +184,7 @@ func (c *Cmd) Start() error {
for _, m := range c.GidMappings {
fmt.Fprintf(g, "%d %d %d\n", m.ContainerID, m.HostID, m.Size)
}
+ gidmapSet := false
// Set the GID map.
if c.UseNewgidmap {
cmd := exec.Command("newgidmap", append([]string{pidString}, strings.Fields(strings.Replace(g.String(), "\n", " ", -1))...)...)
@@ -190,11 +192,16 @@ func (c *Cmd) Start() error {
cmd.Stdout = g
cmd.Stderr = g
err := cmd.Run()
- if err != nil {
+ if err == nil {
+ gidmapSet = true
+ } else {
fmt.Fprintf(continueWrite, "error running newgidmap: %v: %s", err, g.String())
- return errors.Wrapf(err, "error running newgidmap: %s", g.String())
+ fmt.Fprintf(continueWrite, "falling back to single mapping\n")
+ g.Reset()
+ g.Write([]byte(fmt.Sprintf("0 %d 1\n", os.Getegid())))
}
- } else {
+ }
+ if !gidmapSet {
gidmap, err := os.OpenFile(fmt.Sprintf("/proc/%s/gid_map", pidString), os.O_TRUNC|os.O_WRONLY, 0)
if err != nil {
fmt.Fprintf(continueWrite, "error opening /proc/%s/gid_map: %v", pidString, err)
@@ -214,6 +221,7 @@ func (c *Cmd) Start() error {
for _, m := range c.UidMappings {
fmt.Fprintf(u, "%d %d %d\n", m.ContainerID, m.HostID, m.Size)
}
+ uidmapSet := false
// Set the GID map.
if c.UseNewuidmap {
cmd := exec.Command("newuidmap", append([]string{pidString}, strings.Fields(strings.Replace(u.String(), "\n", " ", -1))...)...)
@@ -221,11 +229,16 @@ func (c *Cmd) Start() error {
cmd.Stdout = u
cmd.Stderr = u
err := cmd.Run()
- if err != nil {
+ if err == nil {
+ uidmapSet = true
+ } else {
fmt.Fprintf(continueWrite, "error running newuidmap: %v: %s", err, u.String())
- return errors.Wrapf(err, "error running newuidmap: %s", u.String())
+ fmt.Fprintf(continueWrite, "falling back to single mapping\n")
+ u.Reset()
+ u.Write([]byte(fmt.Sprintf("0 %d 1\n", os.Geteuid())))
}
- } else {
+ }
+ if !uidmapSet {
uidmap, err := os.OpenFile(fmt.Sprintf("/proc/%s/uid_map", pidString), os.O_TRUNC|os.O_WRONLY, 0)
if err != nil {
fmt.Fprintf(continueWrite, "error opening /proc/%s/uid_map: %v", pidString, err)
@@ -354,7 +367,9 @@ func MaybeReexecUsingUserNamespace(evenForRoot bool) {
// range in /etc/subuid and /etc/subgid file is a starting host
// ID and a range size.
uidmap, gidmap, err = GetSubIDMappings(me.Username, me.Username)
- bailOnError(err, "error reading allowed ID mappings")
+ if err != nil {
+ logrus.Warnf("error reading allowed ID mappings: %v", err)
+ }
if len(uidmap) == 0 {
logrus.Warnf("Found no UID ranges set aside for user %q in /etc/subuid.", me.Username)
}
diff --git a/vendor/github.com/containers/buildah/run_linux.go b/vendor/github.com/containers/buildah/run_linux.go
index 81ce2b944..16c0550aa 100644
--- a/vendor/github.com/containers/buildah/run_linux.go
+++ b/vendor/github.com/containers/buildah/run_linux.go
@@ -131,7 +131,8 @@ func (b *Builder) Run(command []string, options RunOptions) error {
return err
}
- if err := b.configureUIDGID(g, mountPoint, options); err != nil {
+ homeDir, err := b.configureUIDGID(g, mountPoint, options)
+ if err != nil {
return err
}
@@ -210,7 +211,7 @@ func (b *Builder) Run(command []string, options RunOptions) error {
}
err = b.runUsingRuntimeSubproc(isolation, options, configureNetwork, configureNetworks, moreCreateArgs, spec, mountPoint, path, Package+"-"+filepath.Base(path))
case IsolationChroot:
- err = chroot.RunUsingChroot(spec, path, options.Stdin, options.Stdout, options.Stderr)
+ err = chroot.RunUsingChroot(spec, path, homeDir, options.Stdin, options.Stdout, options.Stderr)
case IsolationOCIRootless:
moreCreateArgs := []string{"--no-new-keyring"}
if options.NoPivot {
@@ -1454,7 +1455,18 @@ func setupNamespaces(g *generate.Generator, namespaceOptions NamespaceOptions, i
}
if configureNetwork {
for name, val := range util.DefaultNetworkSysctl {
- g.AddLinuxSysctl(name, val)
+ // Check that the sysctl we are adding is actually supported
+ // by the kernel
+ p := filepath.Join("/proc/sys", strings.Replace(name, ".", "/", -1))
+ _, err := os.Stat(p)
+ if err != nil && !os.IsNotExist(err) {
+ return false, nil, false, errors.Wrapf(err, "cannot stat %s", p)
+ }
+ if err == nil {
+ g.AddLinuxSysctl(name, val)
+ } else {
+ logrus.Warnf("ignoring sysctl %s since %s doesn't exist", name, p)
+ }
}
}
return configureNetwork, configureNetworks, configureUTS, nil
@@ -1775,14 +1787,14 @@ func getDNSIP(dnsServers []string) (dns []net.IP, err error) {
return dns, nil
}
-func (b *Builder) configureUIDGID(g *generate.Generator, mountPoint string, options RunOptions) error {
+func (b *Builder) configureUIDGID(g *generate.Generator, mountPoint string, options RunOptions) (string, error) {
// Set the user UID/GID/supplemental group list/capabilities lists.
- user, err := b.user(mountPoint, options.User)
+ user, homeDir, err := b.user(mountPoint, options.User)
if err != nil {
- return err
+ return "", err
}
if err := setupCapabilities(g, b.AddCapabilities, b.DropCapabilities, options.AddCapabilities, options.DropCapabilities); err != nil {
- return err
+ return "", err
}
g.SetProcessUID(user.UID)
g.SetProcessGID(user.GID)
@@ -1797,7 +1809,7 @@ func (b *Builder) configureUIDGID(g *generate.Generator, mountPoint string, opti
g.Config.Process.Capabilities.Bounding = bounding
}
- return nil
+ return homeDir, nil
}
func (b *Builder) configureEnvironment(g *generate.Generator, options RunOptions) {
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-18 16:21:49 +0000