[libvirt] [PATCHv2 2/4] Introduce qemuBuildSeccompSandboxCommandLine

[Daniel P. Berrangé]

On Tue, Apr 10, 2018 at 04:49:40PM +0200, Ján Tomko wrote:
> Move the building of -sandbox command line into a separate function.
> 
> Signed-off-by: Ján Tomko <jtomko at redhat.com>
> ---
>  src/qemu/qemu_command.c | 30 +++++++++++++++++++++---------
>  1 file changed, 21 insertions(+), 9 deletions(-)

Reviewed-by: Daniel P. Berrangé <berrange at redhat.com>


> 
> diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
> index 514c3ab2e..dfeba54ee 100644
> --- a/src/qemu/qemu_command.c
> +++ b/src/qemu/qemu_command.c
> @@ -9969,6 +9969,26 @@ qemuBuildCommandLineValidate(virQEMUDriverPtr driver,
>  }
>  
>  
> +static int
> +qemuBuildSeccompSandboxCommandLine(virCommandPtr cmd,
> +                                   virQEMUDriverConfigPtr cfg,
> +                                   virQEMUCapsPtr qemuCaps)
> +{
> +    if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_SECCOMP_SANDBOX)) {
> +        if (cfg->seccompSandbox == 0)
> +            virCommandAddArgList(cmd, "-sandbox", "off", NULL);
> +        else if (cfg->seccompSandbox > 0)
> +            virCommandAddArgList(cmd, "-sandbox", "on", NULL);
> +    } else if (cfg->seccompSandbox > 0) {
> +        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
> +                       _("QEMU does not support seccomp sandboxes"));
> +        return -1;
> +    }
> +    return 0;
> +
> +}
> +
> +
>  /*
>   * Constructs a argv suitable for launching qemu with config defined
>   * for a given virtual machine.
> @@ -10206,16 +10226,8 @@ qemuBuildCommandLine(virQEMUDriverPtr driver,
>                                   ? qemucmd->env_value[i] : "");
>      }
>  
> -    if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_SECCOMP_SANDBOX)) {
> -        if (cfg->seccompSandbox == 0)
> -            virCommandAddArgList(cmd, "-sandbox", "off", NULL);
> -        else if (cfg->seccompSandbox > 0)
> -            virCommandAddArgList(cmd, "-sandbox", "on", NULL);
> -    } else if (cfg->seccompSandbox > 0) {
> -        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
> -                       _("QEMU does not support seccomp sandboxes"));
> +    if (qemuBuildSeccompSandboxCommandLine(cmd, cfg, qemuCaps) < 0)
>          goto error;
> -    }
>  
>      if (qemuBuildPanicCommandLine(cmd, def, qemuCaps) < 0)
>          goto error;
> -- 
> 2.16.1
> 
> --
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Regards,
Daniel
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