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Re: [PATCH v1 1/7] migration/tls: save hostname into MigrationState
From: |
Daniel P . Berrangé |
Subject: |
Re: [PATCH v1 1/7] migration/tls: save hostname into MigrationState |
Date: |
Thu, 10 Sep 2020 14:11:49 +0100 |
User-agent: |
Mutt/1.14.6 (2020-07-11) |
On Wed, Sep 09, 2020 at 10:52:51PM +0800, Chuan Zheng wrote:
> hostname is need in multifd-tls, save hostname into MigrationState
>
> Signed-off-by: Chuan Zheng <zhengchuan@huawei.com>
> Signed-off-by: Yan Jin <jinyan12@huawei.com>
> ---
> migration/channel.c | 5 +++++
> migration/migration.c | 1 +
> migration/migration.h | 5 +++++
> 3 files changed, 11 insertions(+)
>
> diff --git a/migration/channel.c b/migration/channel.c
> index 20e4c8e..2af3069 100644
> --- a/migration/channel.c
> +++ b/migration/channel.c
> @@ -66,6 +66,11 @@ void migration_channel_connect(MigrationState *s,
> trace_migration_set_outgoing_channel(
> ioc, object_get_typename(OBJECT(ioc)), hostname, error);
>
> + /* Save hostname into MigrationState for handshake */
> + if (hostname) {
> + s->hostname = g_strdup(hostname);
> + }
> +
> if (!error) {
> if (s->parameters.tls_creds &&
> *s->parameters.tls_creds &&
> diff --git a/migration/migration.c b/migration/migration.c
> index 58a5452..e20b778 100644
> --- a/migration/migration.c
> +++ b/migration/migration.c
> @@ -1883,6 +1883,7 @@ void migrate_init(MigrationState *s)
> s->migration_thread_running = false;
> error_free(s->error);
> s->error = NULL;
> + s->hostname = NULL;
>
> migrate_set_state(&s->state, MIGRATION_STATUS_NONE,
> MIGRATION_STATUS_SETUP);
>
> diff --git a/migration/migration.h b/migration/migration.h
> index ae497bd..758f803 100644
> --- a/migration/migration.h
> +++ b/migration/migration.h
> @@ -261,6 +261,11 @@ struct MigrationState
> * (which is in 4M chunk).
> */
> uint8_t clear_bitmap_shift;
> +
> + /*
> + * This save hostname when out-going migration starts
> + */
> + char *hostname;
> };
Something needs to free(hostname) at the appropriate time, otherwise
well have a memory leak if we run migration multiple times.
Regards,
Daniel
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- Re: [PATCH v1 6/7] migration/tls: add support for multifd tls-handshake, (continued)