Re: [PATCH BlueZ 4/4] tools/mesh-cfgclient: Add waiting for 'JoinComplete'

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Hi Fierek,

On Wed, 2020-04-08 at 22:52 +0200, Michał Lowas-Rzechonek wrote:
> From: Przemysław Fierek <
> przemyslaw.fierek@xxxxxxxxxxx
> >
> 
> ---
>  tools/mesh-cfgclient.c | 73 ++++++++++++++++++++++++--------------
> ----
>  1 file changed, 41 insertions(+), 32 deletions(-)
> 
> diff --git a/tools/mesh-cfgclient.c b/tools/mesh-cfgclient.c
> index 5b018eb4a..c5b6938ed 100644
> --- a/tools/mesh-cfgclient.c
> +++ b/tools/mesh-cfgclient.c
> @@ -707,44 +707,13 @@ static void attach_node_setup(struct
> l_dbus_message *msg, void *user_data)
>  static void create_net_reply(struct l_dbus_proxy *proxy,
>  				struct l_dbus_message *msg, void
> *user_data)
>  {
> -	char *str;
> -	uint64_t tmp;
> -
>  	if (l_dbus_message_is_error(msg)) {
>  		const char *name;
>  
>  		l_dbus_message_get_error(msg, &name, NULL);
>  		l_error("Failed to create network: %s", name);
>  		return;
> -
> -	}
> -
> -	if (!l_dbus_message_get_arguments(msg, "t", &tmp))
> -		return;
> -
> -	local = l_new(struct meshcfg_node, 1);
> -	local->token.u64 = l_get_be64(&tmp);
> -	str = l_util_hexstring(&local->token.u8[0], 8);
> -	bt_shell_printf("Created new node with token %s\n", str);
> -	l_free(str);
> -
> -	if (!mesh_db_create(cfg_fname, local->token.u8,
> -						"Mesh Config Client
> Network")) {
> -		l_free(local);
> -		local = NULL;
> -		return;
>  	}
> -
> -	mesh_db_set_addr_range(low_addr, high_addr);
> -	keys_add_net_key(PRIMARY_NET_IDX);
> -	mesh_db_net_key_add(PRIMARY_NET_IDX);
> -
> -	remote_add_node(app.uuid, 0x0001, 1, PRIMARY_NET_IDX);
> -	mesh_db_add_node(app.uuid, 0x0001, 1, PRIMARY_NET_IDX);
> -
> -	l_dbus_proxy_method_call(net_proxy, "Attach",
> attach_node_setup,
> -						attach_node_reply,
> NULL,
> -						NULL);
>  }
>  
>  static void create_net_setup(struct l_dbus_message *msg, void
> *user_data)
> @@ -1727,7 +1696,7 @@ static struct l_dbus_message
> *add_node_fail_call(struct l_dbus *dbus,
>  static void setup_prov_iface(struct l_dbus_interface *iface)
>  {
>  	l_dbus_interface_method(iface, "ScanResult", 0,
> scan_result_call, "",
> -						"naya{sv}", "rssi",
> "data", "options");
> +					"naya{sv}", "rssi", "data",
> "options");
>  
>  	l_dbus_interface_method(iface, "RequestProvData", 0,
> req_prov_call,
>  				"qq", "y", "net_index", "unicast",
> "count");
> @@ -1779,6 +1748,43 @@ static bool crpl_getter(struct l_dbus *dbus,
>  	return true;
>  }
>  
> +static struct l_dbus_message *join_complete(struct l_dbus *dbus,
> +						struct l_dbus_message
> *message,
> +						void *user_data)
> +{
> +	char *str;
> +	uint64_t tmp;
> +
> +	if (!l_dbus_message_get_arguments(message, "t", &tmp))
> +		return l_dbus_message_new_error(message, dbus_err_args,
> NULL);
> +
> +	local = l_new(struct meshcfg_node, 1);
> +	local->token.u64 = l_get_be64(&tmp);
> +	str = l_util_hexstring(&local->token.u8[0], 8);
> +	bt_shell_printf("Created new node with token %s\n", str);
> +	l_free(str);
> +
> +	if (!mesh_db_create(cfg_fname, local->token.u8,
> +					"Mesh Config Client Network"))
> {
> +		l_free(local);
> +		local = NULL;
> +		return l_dbus_message_new_error(message, dbus_err_fail,
> NULL);
> +	}
> +
> +	mesh_db_set_addr_range(low_addr, high_addr);
> +	keys_add_net_key(PRIMARY_NET_IDX);
> +	mesh_db_net_key_add(PRIMARY_NET_IDX);
> +
> +	remote_add_node(app.uuid, 0x0001, 1, PRIMARY_NET_IDX);
> +	mesh_db_add_node(app.uuid, 0x0001, 1, PRIMARY_NET_IDX);
> +
> +	l_dbus_proxy_method_call(net_proxy, "Attach",
> attach_node_setup,
> +						attach_node_reply,
> NULL,
> +						NULL);

I don't think it's a good idea to call Attach() before sending a
successful reply to JoinComplete. One way of dealing with this (to
avoid creating a separate menu command for attaching) would be to wrap
Attach in l_idle_oneshot() 

> +
> +	return l_dbus_message_new_method_return(message);
> +}
> +
>  static void setup_app_iface(struct l_dbus_interface *iface)
>  {
>  	l_dbus_interface_property(iface, "CompanyID", 0, "q",
> cid_getter,
> @@ -1789,6 +1795,9 @@ static void setup_app_iface(struct
> l_dbus_interface *iface)
>  									
> NULL);
>  	l_dbus_interface_property(iface, "CRPL", 0, "q", crpl_getter,
> NULL);
>  
> +	l_dbus_interface_method(iface, "JoinComplete", 0,
> join_complete,
> +							"", "t",
> "token");
> +
>  	/* TODO: Methods */
>  }

Regards,
Inga




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