[Devel] Re: [PATCH] user-cr: Add --netns switch to user-cr checkpoint
Serge E. Hallyn
serue at us.ibm.com
Mon Apr 5 06:24:02 PDT 2010
Quoting Dan Smith (danms at us.ibm.com):
> This allows the caller to set the CHECKPOINT_NETNS flag on the checkpoint
> operation, thus triggering the checkpoint of network namespaces.
>
> Signed-off-by: Dan Smith <danms at us.ibm.com>
Acked-by: Serge Hallyn <serue at us.ibm.com>
> ---
> app-checkpoint.h | 1 +
> checkpoint-main.c | 8 +++++++-
> 2 files changed, 8 insertions(+), 1 deletions(-)
>
> diff --git a/app-checkpoint.h b/app-checkpoint.h
> index f740085..c078f04 100644
> --- a/app-checkpoint.h
> +++ b/app-checkpoint.h
> @@ -5,6 +5,7 @@ struct app_checkpoint_args {
> int uerrfd;
> int container;
> int verbose;
> + int flags;
> };
>
> struct app_restart_args {
> diff --git a/checkpoint-main.c b/checkpoint-main.c
> index f6faa32..3fde9b6 100644
> --- a/checkpoint-main.c
> +++ b/checkpoint-main.c
> @@ -30,6 +30,7 @@ static char usage_str[] =
> " -l,--logfile=FILE write error and debug data to FILE (default=none)\n"
> " --logile-fd=FD write error and debug data to file descriptor FD\n"
> " -c,--container require the PID is a container-init\n"
> +" -N,--netns checkpoint network namespace(s)\n"
> " -v,--verbose verbose output\n"
> "";
>
> @@ -61,9 +62,10 @@ static void parse_args(struct app_checkpoint_args *args, int argc, char *argv[])
> { "logfile-fd", required_argument, NULL, 2 },
> { "container", no_argument, NULL, 'c' },
> { "verbose", no_argument, NULL, 'v' },
> + { "netns", no_argument, NULL, 'N' },
> { NULL, 0, NULL, 0 }
> };
> - static char optc[] = "hvco:l:";
> + static char optc[] = "hvco:l:N";
> char *output;
> char *logfile;
>
> @@ -109,6 +111,9 @@ static void parse_args(struct app_checkpoint_args *args, int argc, char *argv[])
> case 'v':
> args->verbose = 1;
> break;
> + case 'N':
> + args->flags |= CHECKPOINT_NETNS;
> + break;
> default:
> usage(usage_str);
> }
> @@ -164,6 +169,7 @@ int main(int argc, char *argv[])
> exit(1);
> }
>
> + flags = args.flags;
> if (!args.container)
> flags |= CHECKPOINT_SUBTREE;
>
> --
> 1.6.3.3
>
> _______________________________________________
> Containers mailing list
> Containers at lists.linux-foundation.org
> https://lists.linux-foundation.org/mailman/listinfo/containers
_______________________________________________
Containers mailing list
Containers at lists.linux-foundation.org
https://lists.linux-foundation.org/mailman/listinfo/containers
More information about the Devel
mailing list