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fix: enlighten lcow uvmboot with dm-verity boot #2766

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fix: enlighten lcow uvmboot with dm-verity boot #2766

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13 changes: 13 additions & 0 deletions internal/tools/uvmboot/lcow.go
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,7 @@ const (
shareFilesArgName = "share"
securityPolicyArgName = "security-policy"
securityHardwareFlag = "security-hardware"
noVerityBoot = "no-verity-boot"
securityPolicyEnforcerArgName = "security-policy-enforcer"
)

Expand Down Expand Up @@ -105,6 +106,10 @@ var lcowCommand = cli.Command{
Name: securityHardwareFlag,
Usage: "Use VMGS file to run on secure hardware. ('root-fs-type' must be set to 'none')",
},
cli.BoolFlag{
Name: noVerityBoot,
Usage: "Do not use verity boot. (IMPORTANT: can only be used together with --security-hardware flag)",
},
cli.StringFlag{
Name: execCommandLineArgName,
Usage: "Command to execute in the UVM.",
Expand Down Expand Up @@ -276,8 +281,16 @@ func createLCOWOptions(ctx context.Context, c *cli.Context, id string) (*uvm.Opt
}
if c.IsSet(securityHardwareFlag) {
options.GuestStateFilePath = vmutils.DefaultGuestStateFile
hclEnabled := false
options.HclEnabled = &hclEnabled
options.SecurityPolicyEnabled = true
options.BundleDirectory = os.TempDir()
options.AllowOvercommit = false

if !c.IsSet(noVerityBoot) {
options.DmVerityRootFsVhd = vmutils.DefaultDmVerityRootfsVhd
options.DmVerityMode = true
}
}

return options, nil
Expand Down
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