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-rw-r--r--runsc/boot/vfs.go22
1 files changed, 12 insertions, 10 deletions
diff --git a/runsc/boot/vfs.go b/runsc/boot/vfs.go
index 9117540d5..7d8fd0483 100644
--- a/runsc/boot/vfs.go
+++ b/runsc/boot/vfs.go
@@ -92,7 +92,7 @@ func registerFilesystems(k *kernel.Kernel) error {
})
vfsObj.MustRegisterFilesystemType(verity.Name, &verity.FilesystemType{}, &vfs.RegisterFilesystemTypeOptions{
AllowUserList: true,
- AllowUserMount: false,
+ AllowUserMount: true,
})
// Setup files in devtmpfs.
@@ -483,7 +483,7 @@ func (c *containerMounter) getMountNameAndOptionsVFS2(conf *config.Config, m *mo
var data []string
var iopts interface{}
- verityOpts, verityRequested, remainingMOpts, err := parseVerityMountOptions(m.Options)
+ verityData, verityOpts, verityRequested, remainingMOpts, err := parseVerityMountOptions(m.Options)
if err != nil {
return "", nil, false, err
}
@@ -555,13 +555,13 @@ func (c *containerMounter) getMountNameAndOptionsVFS2(conf *config.Config, m *mo
}
if verityRequested {
- verityOpts.RootMerkleFileName = path.Base(m.Mount.Destination)
+ verityData = verityData + "root_name=" + path.Base(m.Mount.Destination)
verityOpts.LowerName = fsName
verityOpts.LowerGetFSOptions = opts.GetFilesystemOptions
fsName = verity.Name
opts = &vfs.MountOptions{
GetFilesystemOptions: vfs.GetFilesystemOptions{
- Data: strings.Join(data, ","),
+ Data: verityData,
InternalData: verityOpts,
},
InternalMount: true,
@@ -582,9 +582,10 @@ func parseKeyValue(s string) (string, string, bool) {
// parseAndFilterOptions scans the provided mount options for verity-related
// mount options. It returns the parsed set of verity mount options, as well as
// the filtered set of mount options unrelated to verity.
-func parseVerityMountOptions(mopts []string) (verity.InternalFilesystemOptions, bool, []string, error) {
+func parseVerityMountOptions(mopts []string) (string, verity.InternalFilesystemOptions, bool, []string, error) {
nonVerity := []string{}
found := false
+ var rootHash string
verityOpts := verity.InternalFilesystemOptions{
Action: verity.PanicOnViolation,
}
@@ -596,13 +597,13 @@ func parseVerityMountOptions(mopts []string) (verity.InternalFilesystemOptions,
k, v, ok := parseKeyValue(o)
if !ok {
- return verityOpts, found, nonVerity, fmt.Errorf("invalid verity mount option with no value: %q", o)
+ return "", verityOpts, found, nonVerity, fmt.Errorf("invalid verity mount option with no value: %q", o)
}
found = true
switch k {
case "verity.roothash":
- verityOpts.RootHash = []byte(v)
+ rootHash = v
case "verity.action":
switch v {
case "error":
@@ -614,11 +615,12 @@ func parseVerityMountOptions(mopts []string) (verity.InternalFilesystemOptions,
verityOpts.Action = verity.PanicOnViolation
}
default:
- return verityOpts, found, nonVerity, fmt.Errorf("unknown verity mount option: %q", k)
+ return "", verityOpts, found, nonVerity, fmt.Errorf("unknown verity mount option: %q", k)
}
}
- verityOpts.AllowRuntimeEnable = len(verityOpts.RootHash) == 0
- return verityOpts, found, nonVerity, nil
+ verityOpts.AllowRuntimeEnable = len(rootHash) == 0
+ verityData := "root_hash=" + rootHash + ","
+ return verityData, verityOpts, found, nonVerity, nil
}
// mountTmpVFS2 mounts an internal tmpfs at '/tmp' if it's safe to do so.