Re: [PATCH] lxc: simplify command when connecting lxc multi console

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On 12/18/2013 04:54 PM, Chen Hanxiao wrote:
> From: Chen Hanxiao <chenhanxiao@xxxxxxxxxxxxxx>
> 
> If we config more than one consoles for container,
> we always named them as "consoleN".
> We had to type a complex option "--devname consoleN".
> This patch enables option "--devname N"
> to be equal to  "--devname consoleN".
> 

Do we really need this?

> Signed-off-by: Chen Hanxiao <chenhanxiao@xxxxxxxxxxxxxx>
> ---
>  src/lxc/lxc_driver.c | 12 +++++++++++-
>  1 file changed, 11 insertions(+), 1 deletion(-)
> 
> diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
> index 61a90ca..13213a5 100644
> --- a/src/lxc/lxc_driver.c
> +++ b/src/lxc/lxc_driver.c
> @@ -2439,6 +2439,7 @@ lxcDomainOpenConsole(virDomainPtr dom,
>      int ret = -1;
>      virDomainChrDefPtr chr = NULL;
>      size_t i;
> +    char *tmp_name = NULL;
>  
>      virCheckFlags(0, -1);
>  
> @@ -2455,9 +2456,17 @@ lxcDomainOpenConsole(virDomainPtr dom,
>      }
>  
>      if (dev_name) {
> +        if (STRPREFIX(dev_name, "console")) {
> +            if (VIR_STRDUP(tmp_name, dev_name) < 0)
> +                goto cleanup;
> +        } else {
> +            if (virAsprintf(&tmp_name, "console%s", dev_name) < 0)
> +                goto cleanup;
> +        }
> +
>          for (i = 0; i < vm->def->nconsoles; i++) {
>              if (vm->def->consoles[i]->info.alias &&
> -                STREQ(vm->def->consoles[i]->info.alias, dev_name)) {
> +                STREQ(vm->def->consoles[i]->info.alias, tmp_name)) {
>                  chr = vm->def->consoles[i];
>                  break;
>              }
> @@ -2490,6 +2499,7 @@ lxcDomainOpenConsole(virDomainPtr dom,
>  cleanup:
>      if (vm)
>          virObjectUnlock(vm);
> +    VIR_FREE(tmp_name);
>      return ret;
>  }
>  
> 

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