Re: [PATCH v4 5/8] Add migrate_set_ports into migrate_qmp to update migration port value

[Fabiano Rosas]

Het Gala <het.gala@nutanix.com> writes:

> migrate_set_get_qdict gets qdict with the dst QEMU parameters

s/set_//

> migrate_set_ports() from list of channels reads each QDict for port,
> and fills the port with correct value in case it was 0 in the test.
>
> Signed-off-by: Het Gala <het.gala@nutanix.com>
> Suggested-by: Fabiano Rosas <farosas@suse.de>
> ---
>  tests/qtest/migration-helpers.c | 73 +++++++++++++++++++++++++++++++++
>  1 file changed, 73 insertions(+)
>
> diff --git a/tests/qtest/migration-helpers.c b/tests/qtest/migration-helpers.c
> index 91c8a817d2..7c17d78d6b 100644
> --- a/tests/qtest/migration-helpers.c
> +++ b/tests/qtest/migration-helpers.c
> @@ -17,6 +17,8 @@
>  #include "qapi/qapi-visit-sockets.h"
>  #include "qapi/qobject-input-visitor.h"
>  #include "qapi/error.h"
> +#include "qapi/qmp/qlist.h"
> +#include "include/qemu/cutils.h"

Extra "include/" here?

>  
>  #include "migration-helpers.h"
>  
> @@ -49,6 +51,37 @@ static char *SocketAddress_to_str(SocketAddress *addr)
>      }
>  }
>  
> +static QDict *SocketAddress_to_qdict(SocketAddress *addr)
> +{
> +    QDict *dict = qdict_new();
> +
> +    switch (addr->type) {
> +    case SOCKET_ADDRESS_TYPE_INET:
> +        qdict_put_str(dict, "type", "inet");
> +        qdict_put_str(dict, "host", addr->u.inet.host);
> +        qdict_put_str(dict, "port", addr->u.inet.port);
> +        break;
> +    case SOCKET_ADDRESS_TYPE_UNIX:
> +        qdict_put_str(dict, "type", "unix");
> +        qdict_put_str(dict, "path", addr->u.q_unix.path);
> +        break;
> +    case SOCKET_ADDRESS_TYPE_FD:
> +        qdict_put_str(dict, "type", "fd");
> +        qdict_put_str(dict, "str", addr->u.fd.str);
> +        break;
> +    case SOCKET_ADDRESS_TYPE_VSOCK:
> +        qdict_put_str(dict, "type", "vsock");
> +        qdict_put_str(dict, "cid", addr->u.vsock.cid);
> +        qdict_put_str(dict, "port", addr->u.vsock.port);
> +        break;
> +    default:
> +        g_assert_not_reached();
> +        break;
> +    }
> +
> +    return dict;
> +}
> +
>  static SocketAddress *
>  migrate_get_socket_address(QTestState *who, const char *parameter)
>  {
> @@ -83,6 +116,44 @@ migrate_get_connect_uri(QTestState *who, const char 
> *parameter)
>      return connect_uri;
>  }
>  
> +static QDict *
> +migrate_get_connect_qdict(QTestState *who, const char *parameter)
> +{
> +    SocketAddress *addrs;
> +    QDict *connect_qdict;
> +
> +    addrs = migrate_get_socket_address(who, parameter);
> +    connect_qdict = SocketAddress_to_qdict(addrs);
> +
> +    qapi_free_SocketAddress(addrs);
> +    return connect_qdict;
> +}
> +
> +static void migrate_set_ports(QTestState *to, QList *channel_list)
> +{
> +    QDict *addr;
> +    QListEntry *entry;
> +    g_autofree const char *addr_port = NULL;
> +
> +    if (channel_list == NULL) {
> +        return;
> +    }
> +
> +    addr = migrate_get_connect_qdict(to, "socket-address");

addr needs to be freed.

> +
> +    QLIST_FOREACH_ENTRY(channel_list, entry) {
> +        QDict *channel = qobject_to(QDict, qlist_entry_obj(entry));
> +        QDict *addrdict = qdict_get_qdict(channel, "addr");
> +
> +        if (qdict_haskey(addrdict, "port") &&
> +            qdict_haskey(addr, "port") &&
> +            (strcmp(qdict_get_str(addrdict, "port"), "0") == 0)) {
> +                addr_port = qdict_get_str(addr, "port");
> +                qdict_put_str(addrdict, "port", addr_port);
> +        }
> +    }
> +}
> +
>  bool migrate_watch_for_events(QTestState *who, const char *name,
>                                QDict *event, void *opaque)
>  {
> @@ -141,6 +212,7 @@ void migrate_qmp(QTestState *who, QTestState *to, const 
> char *uri,
>  {
>      va_list ap;
>      QDict *args;
> +    QList *channel_list = NULL;
>      g_autofree char *connect_uri = NULL;
>  
>      va_start(ap, fmt);
> @@ -151,6 +223,7 @@ void migrate_qmp(QTestState *who, QTestState *to, const 
> char *uri,
>      if (!uri) {
>          connect_uri = migrate_get_connect_uri(to, "socket-address");
>      }
> +    migrate_set_ports(to, channel_list);
>      qdict_put_str(args, "uri", uri ? uri : connect_uri);
>  
>      qtest_qmp_assert_success(who,