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Tasmota/tasmota/support_device_groups.ino

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Initial device groups support (power and light)
2020-02-21 15:09:21 +00:00
/*
support_device_groups.ino - device groups support for Tasmota
Copyright (C) 2020 Paul C Diem
Device group allow multiple devices to be in a group with power, light
brightness, fade and speed settings and other module-specific settings
kept in sync across all devices in the group.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef USE_DEVICE_GROUPS
Disable debugging
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//#define DEVICE_GROUPS_DEBUG
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extern bool udp_connected;
struct device_group_member {
struct device_group_member * flink;
IPAddress ip_address;
uint32_t timeout_time;
uint16_t received_sequence;
uint16_t acked_sequence;
};
struct device_group {
uint32_t next_ack_check_time;
uint16_t last_full_status_sequence;
uint16_t message_length;
uint8_t message_header_length;
uint8_t initial_status_requests_remaining;
bool local;
char group_name[TOPSZ];
char message[128];
uint8_t group_member_count;
struct device_group_member * device_group_members;
};
struct device_group * device_groups;
uint16_t outgoing_sequence = 0;
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bool device_groups_initialized = false;
bool device_groups_initialization_failed = false;
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bool building_status_message = false;
bool processing_remote_device_message = false;
bool waiting_for_acks;
bool udp_was_connected = false;
void DeviceGroupsInit(void)
{
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// Initialize the device information for each device group. The group name is the MQTT group topic.
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device_groups = (struct device_group *)calloc(device_group_count, sizeof(struct device_group));
if (device_groups == nullptr) {
AddLog_P2(LOG_LEVEL_ERROR, PSTR("DGR: error allocating %u-element device group array"), device_group_count);
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device_groups_initialization_failed = true;
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return;
}
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for (uint32_t device_group_index = 0; device_group_index < device_group_count; device_group_index++) {
struct device_group * device_group = &device_groups[device_group_index];
strcpy(device_group->group_name, SettingsText((device_group_index == 0 ? SET_MQTT_GRP_TOPIC : SET_MQTT_GRP_TOPIC2 + device_group_index - 1)));
device_group->message_header_length = sprintf_P(device_group->message, PSTR("%s%s HTTP/1.1\n\n"), kDeviceGroupMessage, device_group->group_name);
device_group->last_full_status_sequence = -1;
}
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device_groups[0].local = true;
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// If both in and out shared items masks are 0, assume they're unitialized and initialize them.
if (!Settings.device_group_share_in && !Settings.device_group_share_out) {
Settings.device_group_share_in = Settings.device_group_share_out = 0xffffffff;
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}
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device_groups_initialized = true;
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}
char * IPAddressToString(const IPAddress& ip_address)
{
static char buffer[16];
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sprintf_P(buffer, PSTR("%u.%u.%u.%u"), ip_address[0], ip_address[1], ip_address[2], ip_address[3]);
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return buffer;
}
// Return true if we're configured to share the specified item.
bool DeviceGroupItemShared(bool incoming, uint8_t item)
{
uint8_t mask = 0;
switch (item) {
case DGR_ITEM_LIGHT_BRI:
mask = DGR_SHARE_LIGHT_BRI;
break;
case DGR_ITEM_POWER:
mask = DGR_SHARE_POWER;
break;
case DGR_ITEM_LIGHT_SCHEME:
mask = DGR_SHARE_LIGHT_SCHEME;
break;
case DGR_ITEM_LIGHT_FIXED_COLOR:
case DGR_ITEM_LIGHT_CHANNELS:
mask = DGR_SHARE_LIGHT_COLOR;
break;
case DGR_ITEM_LIGHT_FADE:
case DGR_ITEM_LIGHT_SPEED:
mask = DGR_SHARE_LIGHT_FADE;
break;
case DGR_ITEM_BRI_MIN:
mask = DGR_SHARE_BRI_MIN;
break;
}
return (!mask || ((incoming ? Settings.device_group_share_in : Settings.device_group_share_out) & mask));
}
void SendDeviceGroupPacket(IPAddress ip, char * packet, int len, const char * label)
{
for (int attempt = 1; attempt <= 5; attempt++) {
if (PortUdp.beginPacket(ip, 1900)) {
PortUdp.write(packet, len);
if (PortUdp.endPacket()) return;
}
delay(10);
}
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AddLog_P2(LOG_LEVEL_ERROR, PSTR("DGR: error sending %s packet"), label);
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}
void _SendDeviceGroupMessage(uint8_t device_group_index, DeviceGroupMessageType message_type, ...)
{
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// If device groups are not enabled, ignore this request.
if (!Settings.flag4.device_groups_enabled) return;
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// If UDP is not set up, ignore this request.
if (!udp_connected) return;
// If we're currently processing a remote device message, ignore this request.
if (processing_remote_device_message) return;
// Get a pointer to the device information for this device.
device_group * device_group = &device_groups[device_group_index];
// If we're still sending initial status requests, ignore this request.
if (device_group->initial_status_requests_remaining) return;
// A full status request is a request from a remote device for the status of every item we
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// control. As long as we're building it, we may as well multicast the status update to all
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// device group members.
char * message_ptr = &device_group->message[device_group->message_header_length];
if (message_type == DGR_MSGTYP_FULL_STATUS) {
// Set the flag indicating we're currently building a status message. SendDeviceGroupMessage
// will build but not send messages while this flag is set.
building_status_message = true;
// Call the drivers to build the status update.
if (!++outgoing_sequence) outgoing_sequence = 1;
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("Building device group %s full status packet"), device_group->group_name);
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#endif // DEVICE_GROUPS_DEBUG
device_group->message_length = 0;
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SendDeviceGroupMessage(device_group_index, DGR_MSGTYP_PARTIAL_UPDATE, DGR_ITEM_POWER, power);
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XdrvMailbox.command_code = DGR_ITEM_STATUS;
XdrvCall(FUNC_DEVICE_GROUP_REQUEST);
building_status_message = false;
// If we have nothing to share with the other members, restore the message sequence and return.
if (!device_group->message_length) {
if (!--outgoing_sequence) outgoing_sequence = -1;
return;
}
device_group->last_full_status_sequence = outgoing_sequence;
// Set the status update flag in the outgoing message.
*(message_ptr + 2) |= DGR_FLAG_FULL_STATUS;
}
else {
bool shared;
uint8_t item;
uint32_t value;
uint8_t * value_ptr;
va_list ap;
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("Building device group %s packet"), device_group->group_name);
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#endif // DEVICE_GROUPS_DEBUG
uint16_t original_sequence = outgoing_sequence;
if (!building_status_message && message_type != DGR_MSGTYP_PARTIAL_UPDATE && !++outgoing_sequence) outgoing_sequence = 1;
*message_ptr++ = outgoing_sequence & 0xff;
*message_ptr++ = outgoing_sequence >> 8;
value = 0;
if (message_type == DGR_MSGTYP_UPDATE_MORE_TO_COME)
value |= DGR_FLAG_MORE_TO_COME;
else if (message_type == DGR_MSGTYP_UPDATE_DIRECT)
value |= DGR_FLAG_DIRECT;
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR(">sequence=%u, flags=%u"), outgoing_sequence, value);
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#endif // DEVICE_GROUPS_DEBUG
*message_ptr++ = value & 0xff;
*message_ptr++ = value >> 8;
char * first_item_ptr = message_ptr;
// If we're still building this update or all group members haven't acknowledged the previous
// update yet, update the message to include these new updates. First we need to rebuild the
// previous update message to remove any items and their values that are included in this new
// update.
if (device_group->message_length) {
uint8_t item_array[32];
int item_index = 0;
int kept_item_count = 0;
// Build an array of all the items in this new update.
va_start(ap, message_type);
while ((item = va_arg(ap, int))) {
item_array[item_index++] = item;
if (item <= DGR_ITEM_MAX_32BIT)
va_arg(ap, int);
else if (item <= DGR_ITEM_MAX_STRING)
va_arg(ap, char *);
else {
switch (item) {
case DGR_ITEM_LIGHT_CHANNELS:
va_arg(ap, uint8_t *) ;
break;
}
}
}
va_end(ap);
item_array[item_index] = 0;
// Rebuild the previous update message, removing any items their values that are included in
// this new update.
char * previous_message_ptr = message_ptr;
while (item = *previous_message_ptr++) {
// Search for this item in the new update.
for (item_index = 0; item_array[item_index]; item_index++) {
if (item_array[item_index] == item) break;
}
// If this item was found in the new update skip over it and it's value.
if (item_array[item_index]) {
if (item <= DGR_ITEM_MAX_32BIT) {
previous_message_ptr++;
if (item > DGR_ITEM_MAX_8BIT) {
previous_message_ptr++;
if (item > DGR_ITEM_MAX_16BIT) {
previous_message_ptr++;
previous_message_ptr++;
}
}
}
else if (item <= DGR_ITEM_MAX_STRING)
previous_message_ptr += *previous_message_ptr++;
else {
switch (item) {
case DGR_ITEM_LIGHT_CHANNELS:
previous_message_ptr += 5;
break;
}
}
}
// If this item was not found in the new udpate, copy it to the new update message.
else {
*message_ptr++ = item;
if (item <= DGR_ITEM_MAX_32BIT) {
*message_ptr++ = *previous_message_ptr++;
if (item > DGR_ITEM_MAX_8BIT) {
*message_ptr++ = *previous_message_ptr++;
if (item > DGR_ITEM_MAX_16BIT) {
*message_ptr++ = *previous_message_ptr++;
*message_ptr++ = *previous_message_ptr++;
}
}
}
else if (item <= DGR_ITEM_MAX_STRING) {
*message_ptr++ = value = *previous_message_ptr++;
memmove(message_ptr, previous_message_ptr, value);
previous_message_ptr += value;
message_ptr += value;
}
else {
switch (item) {
case DGR_ITEM_LIGHT_CHANNELS:
memmove(message_ptr, previous_message_ptr, 5);
previous_message_ptr += 5;
message_ptr += 5;
break;
}
}
kept_item_count++;
}
}
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("%u items carried over from previous update"), kept_item_count);
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#endif // DEVICE_GROUPS_DEBUG
}
// Itertate through the passed items adding them and their values to the message.
va_start(ap, message_type);
while ((item = va_arg(ap, int))) {
shared = DeviceGroupItemShared(false, item);
if (shared) *message_ptr++ = item;
if (item <= DGR_ITEM_MAX_32BIT) {
value = va_arg(ap, int);
if (shared) {
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR(">item=%u, value=%u"), item, value);
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#endif // DEVICE_GROUPS_DEBUG
*message_ptr++ = value & 0xff;
if (item > DGR_ITEM_MAX_8BIT) {
value >>= 8;
*message_ptr++ = value & 0xff;
}
if (item > DGR_ITEM_MAX_16BIT) {
value >>= 8;
*message_ptr++ = value & 0xff;
*message_ptr++ = value >> 8;
}
}
}
else if (item <= DGR_ITEM_MAX_STRING) {
value_ptr = va_arg(ap, uint8_t *);
if (shared) {
value = strlen((const char *)value_ptr);
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR(">item=%u, value=%s"), item, value_ptr);
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#endif // DEVICE_GROUPS_DEBUG
*message_ptr++ = value;
memcpy(message_ptr, value_ptr, value);
message_ptr += value;
}
}
else {
switch (item) {
case DGR_ITEM_LIGHT_CHANNELS:
value_ptr = va_arg(ap, uint8_t *);
if (shared) {
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR(">item=%u, value=%u,%u,%u,%u,%u"), item, *value_ptr, *(value_ptr + 1), *(value_ptr + 2), *(value_ptr + 3), *(value_ptr + 4));
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#endif // DEVICE_GROUPS_DEBUG
memmove(message_ptr, value_ptr, 5);
message_ptr += 5;
}
break;
}
}
}
va_end(ap);
// If there weren't any items added to the message, restore the outgoing message sequence and
// return.
if (message_ptr == first_item_ptr) {
outgoing_sequence = original_sequence;
return;
}
// Add the EOL item code and calculate the message length.
*message_ptr++ = 0;
device_group->message_length = message_ptr - device_group->message;
// If there's going to be more items added to this message, return.
if (building_status_message || message_type == DGR_MSGTYP_PARTIAL_UPDATE) return;
}
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// Multicast the packet.
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#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("DGR: sending %u-byte device group %s packet via multicast, sequence=%u"), device_group->message_length, device_group->group_name, device_group->message[device_group->message_header_length] | device_group->message[device_group->message_header_length + 1] << 8);
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#endif // DEVICE_GROUPS_DEBUG
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SendDeviceGroupPacket(IPAddress(239,255,255,250), device_group->message, device_group->message_length, PSTR("Multicast"));
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device_group->next_ack_check_time = millis() + 100;
if (message_type == DGR_MSGTYP_UPDATE_MORE_TO_COME) {
for (struct device_group_member * device_group_member = device_group->device_group_members; device_group_member != nullptr; device_group_member = device_group_member->flink) {
device_group_member->acked_sequence = outgoing_sequence;
}
}
else {
waiting_for_acks = true;
}
}
void ProcessDeviceGroupMessage(char * packet, int packet_length)
{
// Make the group name a null-terminated string.
char * message_group_name = packet + sizeof(DEVICE_GROUP_MESSAGE) - 1;
char * message_ptr = strchr(message_group_name, ' ');
if (message_ptr == nullptr) return;
*message_ptr = 0;
// Search for a device group with the target group name. If one isn't found, return.
struct device_group * device_group;
uint32_t device_group_index = 0;
for (;;) {
device_group = &device_groups[device_group_index];
if (!strcmp(message_group_name, device_group->group_name)) break;
if (++device_group_index >= device_group_count) return;
}
*message_ptr++ = ' ';
// Find the group member. If this is a new group member, add it.
IPAddress remote_ip = PortUdp.remoteIP();
struct device_group_member * * flink = &device_group->device_group_members;
struct device_group_member * device_group_member;
for (;;) {
device_group_member = *flink;
if (!device_group_member) {
device_group_member = (struct device_group_member *)calloc(1, sizeof(struct device_group_member));
if (device_group_member == nullptr) {
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AddLog_P2(LOG_LEVEL_ERROR, PSTR("DGR: error allocating device group member block"));
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return;
}
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("DGR: adding member %s (%p)"), IPAddressToString(remote_ip), device_group_member);
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#endif // DEVICE_GROUPS_DEBUG
device_group_member->ip_address = remote_ip;
*flink = device_group_member;
break;
}
else if (device_group_member->ip_address == remote_ip) {
break;
}
flink = &device_group_member->flink;
}
// Find the start of the actual message (after the http header).
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message_ptr = strstr_P(message_ptr, PSTR("\n\n"));
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if (message_ptr == nullptr) return;
message_ptr += 2;
bool light_fade;
uint16_t flags;
uint16_t item;
uint16_t message_sequence;
int32_t value;
// Get the message sequence and flags.
if (packet_length - (message_ptr - packet) < 4) goto badmsg; // Malformed message - must be at least 16-bit sequence, 16-bit flags left
message_sequence = *message_ptr++;
message_sequence |= *message_ptr++ << 8;
flags = *message_ptr++;
flags |= *message_ptr++ << 8;
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("Received device group %s packet from %s: sequence=%u, flags=%u"), device_group->group_name, IPAddressToString(remote_ip), message_sequence, flags);
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#endif // DEVICE_GROUPS_DEBUG
// If this is an ack message, save the message sequence if it's newwer than the last ack we
// received from this member.
if (flags == DGR_FLAG_ACK) {
if (message_sequence > device_group_member->acked_sequence || device_group_member->acked_sequence - message_sequence < 64536) {
device_group_member->acked_sequence = message_sequence;
}
device_group_member->timeout_time = 0;
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("<ack"));
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#endif // DEVICE_GROUPS_DEBUG
return;
}
// Send an ack message to the sender.
if (!(flags & DGR_FLAG_MORE_TO_COME)) {
*(message_ptr - 2) = DGR_FLAG_ACK;
*(message_ptr - 1) = 0;
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SendDeviceGroupPacket(remote_ip, packet, message_ptr - packet, PSTR("Ack"));
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}
// If this is a status request message, then if the requestor didn't just ack our previous full
// status update, send a full status update.
if ((flags & DGR_FLAG_STATUS_REQUEST)) {
if ((flags & DGR_FLAG_RESET) || device_group_member->acked_sequence != device_group->last_full_status_sequence) {
_SendDeviceGroupMessage(device_group_index, DGR_MSGTYP_FULL_STATUS);
}
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("<status request"));
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#endif // DEVICE_GROUPS_DEBUG
return;
}
// If we already processed this or a later message from this group member, ignore this message.
if (message_sequence < device_group_member->received_sequence && device_group_member->received_sequence - message_sequence > 64536) {
#ifdef DEVICE_GROUPS_DEBUG
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("<old message"));
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#endif // DEVICE_GROUPS_DEBUG
return;
}
device_group_member->received_sequence = message_sequence;
// Set the flag indicating we're currently processing a remote device message.
// SendDeviceGroupMessage will not send messages while this flag is set.
processing_remote_device_message = true;
/*
XdrvMailbox
bool grpflg
bool usridx
uint16_t command_code Item code
uint32_t index Flags
uint32_t data_len String item value length
int32_t payload Integer item value
char *topic
char *data Pointer to non-integer item value
char *command nullptr
*/
XdrvMailbox.command = nullptr; // Indicates the source is a device group update
XdrvMailbox.index = flags;
light_fade = Settings.light_fade;
if (flags & (DGR_FLAG_MORE_TO_COME | DGR_FLAG_DIRECT)) Settings.light_fade = false;
for (;;) {
if (packet_length - (message_ptr - packet) < 1) goto badmsg; // Malformed message
item = *message_ptr++;
if (!item) break; // Done
#ifdef DEVICE_GROUPS_DEBUG
switch (item) {
case DGR_ITEM_LIGHT_FADE:
case DGR_ITEM_LIGHT_SPEED:
case DGR_ITEM_LIGHT_BRI:
case DGR_ITEM_LIGHT_SCHEME:
case DGR_ITEM_LIGHT_FIXED_COLOR:
case DGR_ITEM_BRI_MIN:
case DGR_ITEM_BRI_PRESET_LOW:
case DGR_ITEM_BRI_PRESET_HIGH:
case DGR_ITEM_BRI_POWER_ON:
case DGR_ITEM_POWER:
case DGR_ITEM_LIGHT_CHANNELS:
break;
default:
Use newly allocated settings and flag
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AddLog_P2(LOG_LEVEL_ERROR, PSTR("DGR: ********** invalid item=%u received from device group %s member %s"), item, device_group->group_name, IPAddressToString(remote_ip));
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}
#endif // DEVICE_GROUPS_DEBUG
XdrvMailbox.command_code = item;
if (item <= DGR_ITEM_LAST_32BIT) {
value = *message_ptr++;
if (item > DGR_ITEM_MAX_8BIT) {
value |= *message_ptr++ << 8;
if (item > DGR_ITEM_MAX_16BIT) {
value |= *message_ptr++ << 16;
value |= *message_ptr++ << 24;
}
}
else if (item == DGR_ITEM_LIGHT_FADE) {
light_fade = value;
}
#ifdef DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("<item=%u, value=%u"), item, value);
Initial device groups support (power and light)
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#endif // DEVICE_GROUPS_DEBUG
XdrvMailbox.payload = value;
}
else if (item <= DGR_ITEM_MAX_STRING) {
value = *message_ptr++;
if (value >= packet_length - (message_ptr - packet)) goto badmsg; // Malformed message
#ifdef DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
2020-02-24 22:34:45 +00:00
AddLog_P2(LOG_LEVEL_DEBUG, PSTR("<item=%u, value=%.*s"), item, value, message_ptr);
Initial device groups support (power and light)
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#endif // DEVICE_GROUPS_DEBUG
XdrvMailbox.data_len = value;
XdrvMailbox.data = message_ptr;
message_ptr += value;
}
else {
switch (item) {
case DGR_ITEM_LIGHT_CHANNELS:
#ifdef DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
2020-02-24 22:34:45 +00:00
AddLog_P2(LOG_LEVEL_DEBUG, PSTR("<item=%u, value=%u,%u,%u,%u,%u"), item, *message_ptr, *(message_ptr + 1), *(message_ptr + 2), *(message_ptr + 3), *(message_ptr + 4));
Initial device groups support (power and light)
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#endif // DEVICE_GROUPS_DEBUG
XdrvMailbox.data = message_ptr;
message_ptr += 5;
break;
}
}
if (DeviceGroupItemShared(true, item)) {
if (item == DGR_ITEM_POWER) {
for (uint32_t i = 0; i < devices_present; i++) {
uint32_t mask = 1 << i;
bool on = (value & mask);
if (on != (power & mask)) ExecuteCommandPower(i + 1, (on ? POWER_ON : POWER_OFF), SRC_REMOTE);
}
}
else {
XdrvCall(FUNC_DEVICE_GROUP_REQUEST);
}
}
}
XdrvMailbox.command_code = DGR_ITEM_EOL;
XdrvCall(FUNC_DEVICE_GROUP_REQUEST);
Settings.light_fade = light_fade;
processing_remote_device_message = false;
#ifdef DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("<processed"));
Initial device groups support (power and light)
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#endif // DEVICE_GROUPS_DEBUG
return;
badmsg:
Use newly allocated settings and flag
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AddLog_P2(LOG_LEVEL_ERROR, PSTR("DGR: malformed message received from %s"), IPAddressToString(remote_ip));
Initial device groups support (power and light)
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#ifdef DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("packet_length=%u, offset=%u"), packet_length, message_ptr - packet);
Initial device groups support (power and light)
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#endif // DEVICE_GROUPS_DEBUG
processing_remote_device_message = false;
}
void DeviceGroupsLoop(void)
{
Use newly allocated settings and flag
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if (!Settings.flag4.device_groups_enabled) return;
Initial device groups support (power and light)
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if (udp_connected) {
if (!udp_was_connected) {
udp_was_connected = true;
Improve dgr initialization failure handling
2020-02-25 00:40:44 +00:00
if (!device_groups_initialized) DeviceGroupsInit();
if (device_groups_initialization_failed) return;
Initial device groups support (power and light)
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for (uint32_t device_group_index = 0; device_group_index < device_group_count; device_group_index++) {
device_group * device_group = &device_groups[device_group_index];
char * message_ptr = &device_group->message[device_group->message_header_length];
if (!++outgoing_sequence) outgoing_sequence = 1;
*message_ptr++ = outgoing_sequence & 0xff;
*message_ptr++ = outgoing_sequence >> 8;
*message_ptr++ = DGR_FLAG_RESET | DGR_FLAG_STATUS_REQUEST;
*message_ptr++ = 0;
device_group->message_length = message_ptr - device_group->message;
device_group->initial_status_requests_remaining = 5;
Improve dgr initialization failure handling
2020-02-25 00:40:44 +00:00
device_group->next_ack_check_time = millis() + 1000;
Initial device groups support (power and light)
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}
waiting_for_acks = true;
}
Improve dgr initialization failure handling
2020-02-25 00:40:44 +00:00
if (device_groups_initialization_failed) return;
Initial device groups support (power and light)
2020-02-21 15:09:21 +00:00
if (waiting_for_acks) {
uint32_t now = millis();
waiting_for_acks = false;
for (uint32_t device_group_index = 0; device_group_index < device_group_count; device_group_index++) {
device_group * device_group = &device_groups[device_group_index];
if (device_group->next_ack_check_time) {
if (device_group->next_ack_check_time <= now) {
if (device_group->initial_status_requests_remaining) {
#ifdef DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
2020-02-24 22:34:45 +00:00
AddLog_P2(LOG_LEVEL_DEBUG, PSTR("DGR: sending initial status request for group %s"), device_group->group_name);
Initial device groups support (power and light)
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#endif // DEVICE_GROUPS_DEBUG
if (--device_group->initial_status_requests_remaining) {
Use newly allocated settings and flag
2020-02-24 22:34:45 +00:00
SendDeviceGroupPacket(IPAddress(239,255,255,250), device_group->message, device_group->message_length, PSTR("Initial"));
Initial device groups support (power and light)
2020-02-21 15:09:21 +00:00
device_group->message[device_group->message_header_length + 2] = DGR_FLAG_STATUS_REQUEST; // The reset flag is on only for the first packet - turn it off now
device_group->next_ack_check_time = now + 200;
waiting_for_acks = true;
}
else {
device_group->next_ack_check_time = 0;
_SendDeviceGroupMessage(device_group_index, DGR_MSGTYP_FULL_STATUS);
}
}
else {
bool acked = true;
struct device_group_member ** flink = &device_group->device_group_members;
struct device_group_member * device_group_member;
while ((device_group_member = *flink)) {
if (device_group_member->acked_sequence != outgoing_sequence) {
if (device_group_member->timeout_time && device_group_member->timeout_time < now) {
#ifdef DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
2020-02-24 22:34:45 +00:00
AddLog_P2(LOG_LEVEL_DEBUG, PSTR("DGR: removing member %s (%p)"), IPAddressToString(device_group_member->ip_address), device_group_member);
Initial device groups support (power and light)
2020-02-21 15:09:21 +00:00
#endif // DEVICE_GROUPS_DEBUG
*flink = device_group_member->flink;
free(device_group_member);
}
else {
#ifdef DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
2020-02-24 22:34:45 +00:00
AddLog_P2(LOG_LEVEL_DEBUG, PSTR("DGR: sending %u-byte device group %s packet via unicast to %s, sequence %u, last message acked=%u"), device_group->message_length, device_group->group_name, IPAddressToString(device_group_member->ip_address), outgoing_sequence, device_group_member->acked_sequence);
Initial device groups support (power and light)
2020-02-21 15:09:21 +00:00
#endif // DEVICE_GROUPS_DEBUG
Use newly allocated settings and flag
2020-02-24 22:34:45 +00:00
SendDeviceGroupPacket(device_group_member->ip_address, device_group->message, device_group->message_length, PSTR("Unicast"));
Initial device groups support (power and light)
2020-02-21 15:09:21 +00:00
if (!device_group_member->timeout_time) device_group_member->timeout_time = now + 15000;
acked = false;
flink = &device_group_member->flink;
}
}
else {
flink = &device_group_member->flink;
}
}
if (acked) {
device_group->next_ack_check_time = 0;
device_group->message_length = 0;
}
else {
device_group->next_ack_check_time = now + 500;
waiting_for_acks = true;
}
}
}
else {
waiting_for_acks = true;
}
}
}
}
}
else {
udp_was_connected = false;
}
}
#endif // USE_DEVICE_GROUPS