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p2p: As GO delay connect success until client gets IP

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Don't signal the connected state until the client has obtained a DHCP
lease and we can set the ConnectedIP property.  From now on that
property is always set when there's a connection.
This commit is contained in:
Andrew Zaborowski 2021-06-04 03:50:47 +02:00 committed by Denis Kenzior
parent f7c6fe0ed6
commit 04bfe55c36
1 changed files with 30 additions and 6 deletions
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36
src/p2p.c
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@ -659,10 +659,11 @@ static void p2p_connection_reset(struct p2p_device *dev)
netconfig_destroy(dev->conn_netconfig);
dev->conn_netconfig = NULL;
l_settings_free(dev->conn_netconfig_settings);
l_free(dev->conn_peer_ip);
dev->conn_peer_ip = NULL;
}
l_free(dev->conn_peer_ip);
dev->conn_peer_ip = NULL;
if (dev->conn_new_intf_cmd_id)
/*
* Note this may result in the interface being created
@ -948,8 +949,8 @@ static void p2p_group_event(enum ap_event_type type, const void *event_data,
p2p_extract_wfd_properties(wfd_data, wfd_data_len,
dev->conn_peer->wfd);
dev->conn_peer_added = true;
p2p_peer_connect_done(dev);
/* Setup is progressing so re-arm the timeout */
l_timeout_modify(dev->conn_dhcp_timeout, p2p_dhcp_timeout_val);
break;
}
@ -968,6 +969,28 @@ static void p2p_group_event(enum ap_event_type type, const void *event_data,
break;
case AP_EVENT_PBC_MODE_EXIT:
break;
case AP_EVENT_DHCP_NEW_LEASE:
{
const struct l_dhcp_lease *lease = event_data;
if (dev->conn_peer_added)
break;
dev->conn_peer_added = true;
dev->conn_peer_ip = l_dhcp_lease_get_address(lease);
l_timeout_remove(dev->conn_dhcp_timeout);
p2p_peer_connect_done(dev);
break;
}
case AP_EVENT_DHCP_LEASE_EXPIRED:
/*
* Only one DHCP lease allowed for now, as soon as it expires
* the connection is considered to be down.
*/
p2p_connect_failed(dev);
break;
};
return;
@ -1242,7 +1265,8 @@ static void p2p_group_start(struct p2p_device *dev)
l_settings_set_bytes(config, "Security", "PreSharedKey", psk, 32);
l_settings_add_group(config, "IPv4");
/* Enable netconfig, set maximum usable DHCP lease time */
l_settings_set_uint(config, "IPv4", "LeaseTime", 0x7fffffff);
dev->capability.group_caps |= P2P_GROUP_CAP_GO;
dev->capability.group_caps |= P2P_GROUP_CAP_GROUP_FORMATION;
@ -4757,7 +4781,7 @@ static bool p2p_peer_get_connected_ip(struct l_dbus *dbus,
{
struct p2p_peer *peer = user_data;
if (!p2p_peer_operational(peer) || !peer->dev->conn_peer_ip)
if (!p2p_peer_operational(peer))
return false;
l_dbus_message_builder_append_basic(builder, 's', peer->dev->conn_peer_ip);