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-rw-r--r--pkg/spec/storage.go38
-rw-r--r--pkg/util/mountOpts.go16
-rw-r--r--test/e2e/run_volume_test.go18
3 files changed, 51 insertions, 21 deletions
diff --git a/pkg/spec/storage.go b/pkg/spec/storage.go
index 283585ef8..ed767f5ba 100644
--- a/pkg/spec/storage.go
+++ b/pkg/spec/storage.go
@@ -251,9 +251,11 @@ func (config *CreateConfig) getVolumesFrom(runtime *libpod.Runtime) (map[string]
return nil, nil, errors.Errorf("invalid options %q, can only specify 'ro', 'rw', and 'z", splitVol[1])
}
options = strings.Split(splitVol[1], ",")
- if err := ValidateVolumeOpts(options); err != nil {
+ opts, err := ValidateVolumeOpts(options)
+ if err != nil {
return nil, nil, err
}
+ options = opts
}
ctr, err := runtime.LookupContainer(splitVol[0])
if err != nil {
@@ -447,9 +449,11 @@ func getBindMount(args []string) (spec.Mount, error) {
newMount.Source = newMount.Destination
}
- if err := ValidateVolumeOpts(newMount.Options); err != nil {
+ opts, err := ValidateVolumeOpts(newMount.Options)
+ if err != nil {
return newMount, err
}
+ newMount.Options = opts
return newMount, nil
}
@@ -575,35 +579,45 @@ func ValidateVolumeCtrDir(ctrDir string) error {
}
// ValidateVolumeOpts validates a volume's options
-func ValidateVolumeOpts(options []string) error {
+func ValidateVolumeOpts(options []string) ([]string, error) {
var foundRootPropagation, foundRWRO, foundLabelChange, bindType int
+ finalOpts := make([]string, 0, len(options))
for _, opt := range options {
switch opt {
case "rw", "ro":
foundRWRO++
if foundRWRO > 1 {
- return errors.Errorf("invalid options %q, can only specify 1 'rw' or 'ro' option", strings.Join(options, ", "))
+ return nil, errors.Errorf("invalid options %q, can only specify 1 'rw' or 'ro' option", strings.Join(options, ", "))
}
case "z", "Z":
foundLabelChange++
if foundLabelChange > 1 {
- return errors.Errorf("invalid options %q, can only specify 1 'z' or 'Z' option", strings.Join(options, ", "))
+ return nil, errors.Errorf("invalid options %q, can only specify 1 'z' or 'Z' option", strings.Join(options, ", "))
}
case "private", "rprivate", "shared", "rshared", "slave", "rslave":
foundRootPropagation++
if foundRootPropagation > 1 {
- return errors.Errorf("invalid options %q, can only specify 1 '[r]shared', '[r]private' or '[r]slave' option", strings.Join(options, ", "))
+ return nil, errors.Errorf("invalid options %q, can only specify 1 '[r]shared', '[r]private' or '[r]slave' option", strings.Join(options, ", "))
}
case "bind", "rbind":
bindType++
if bindType > 1 {
- return errors.Errorf("invalid options %q, can only specify 1 '[r]bind' option", strings.Join(options, ", "))
- }
+ return nil, errors.Errorf("invalid options %q, can only specify 1 '[r]bind' option", strings.Join(options, ", "))
+ }
+ case "cached", "delegated":
+ // The discarded ops are OS X specific volume options
+ // introduced in a recent Docker version.
+ // They have no meaning on Linux, so here we silently
+ // drop them. This matches Docker's behavior (the options
+ // are intended to be always safe to use, even not on OS
+ // X).
+ continue
default:
- return errors.Errorf("invalid option type %q", opt)
+ return nil, errors.Errorf("invalid mount option %q", opt)
}
+ finalOpts = append(finalOpts, opt)
}
- return nil
+ return finalOpts, nil
}
// GetVolumeMounts takes user provided input for bind mounts and creates Mount structs
@@ -633,9 +647,11 @@ func (config *CreateConfig) getVolumeMounts() (map[string]spec.Mount, map[string
}
if len(splitVol) > 2 {
options = strings.Split(splitVol[2], ",")
- if err := ValidateVolumeOpts(options); err != nil {
+ opts, err := ValidateVolumeOpts(options)
+ if err != nil {
return nil, nil, err
}
+ options = opts
}
if err := ValidateVolumeHostDir(src); err != nil {
diff --git a/pkg/util/mountOpts.go b/pkg/util/mountOpts.go
index 489e7eeef..40c99384d 100644
--- a/pkg/util/mountOpts.go
+++ b/pkg/util/mountOpts.go
@@ -20,26 +20,22 @@ func ProcessOptions(options []string) []string {
foundbind, foundrw, foundro bool
rootProp string
)
+
for _, opt := range options {
switch opt {
case "bind", "rbind":
foundbind = true
- break
- }
- }
- if !foundbind {
- options = append(options, "rbind")
- }
- for _, opt := range options {
- switch opt {
- case "rw":
- foundrw = true
case "ro":
foundro = true
+ case "rw":
+ foundrw = true
case "private", "rprivate", "slave", "rslave", "shared", "rshared":
rootProp = opt
}
}
+ if !foundbind {
+ options = append(options, "rbind")
+ }
if !foundrw && !foundro {
options = append(options, "rw")
}
diff --git a/test/e2e/run_volume_test.go b/test/e2e/run_volume_test.go
index d89c80909..9e160e73c 100644
--- a/test/e2e/run_volume_test.go
+++ b/test/e2e/run_volume_test.go
@@ -63,6 +63,24 @@ var _ = Describe("Podman run with volumes", func() {
Expect(found).Should(BeTrue())
Expect(matches[0]).To(ContainSubstring("rw"))
Expect(matches[0]).To(ContainSubstring("shared"))
+
+ // Cached is ignored
+ session = podmanTest.Podman([]string{"run", "--rm", "-v", fmt.Sprintf("%s:/run/test:cached", mountPath), ALPINE, "grep", "/run/test", "/proc/self/mountinfo"})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(Equal(0))
+ found, matches = session.GrepString("/run/test")
+ Expect(found).Should(BeTrue())
+ Expect(matches[0]).To(ContainSubstring("rw"))
+ Expect(matches[0]).To(Not(ContainSubstring("cached")))
+
+ // Delegated is ignored
+ session = podmanTest.Podman([]string{"run", "--rm", "-v", fmt.Sprintf("%s:/run/test:delegated", mountPath), ALPINE, "grep", "/run/test", "/proc/self/mountinfo"})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(Equal(0))
+ found, matches = session.GrepString("/run/test")
+ Expect(found).Should(BeTrue())
+ Expect(matches[0]).To(ContainSubstring("rw"))
+ Expect(matches[0]).To(Not(ContainSubstring("delegated")))
})
It("podman run with --mount flag", func() {
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-12-26 20:24:22 +0000