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https://github.com/meshcore-dev/MeshCore.git
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* RegionMap: inverted 'flags' to _deny_ bits
* Mesh: new filterRecvFloodPacket() for overriding * repeater CLI: 'allow' -> 'allowf' or 'denyf'
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parent
d9ff3a4d02
commit
9ebeb477aa
8 changed files with 43 additions and 26 deletions
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@ -404,21 +404,21 @@ uint32_t MyMesh::getDirectRetransmitDelay(const mesh::Packet *packet) {
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return getRNG()->nextInt(0, 5*t + 1);
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}
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mesh::DispatcherAction MyMesh::onRecvPacket(mesh::Packet* pkt) {
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bool MyMesh::filterRecvFloodPacket(mesh::Packet* pkt) {
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if (pkt->getRouteType() == ROUTE_TYPE_TRANSPORT_FLOOD) {
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auto region = region_map.findMatch(pkt, REGION_ALLOW_FLOOD);
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auto region = region_map.findMatch(pkt, REGION_DENY_FLOOD);
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if (region == NULL) {
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MESH_DEBUG_PRINTLN("onRecvPacket: unknown transport code for FLOOD packet");
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return ACTION_RELEASE;
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return true;
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}
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} else if (pkt->getRouteType() == ROUTE_TYPE_FLOOD) {
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if ((region_map.getWildcard().flags & REGION_ALLOW_FLOOD) == 0) {
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if (region_map.getWildcard().flags & REGION_DENY_FLOOD) {
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MESH_DEBUG_PRINTLN("onRecvPacket: wildcard FLOOD packet not allowed");
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return ACTION_RELEASE;
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return true;
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}
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}
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// otherwise do normal processing
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return mesh::Mesh::onRecvPacket(pkt);
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return false;
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}
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void MyMesh::onAnonDataRecv(mesh::Packet *packet, const uint8_t *secret, const mesh::Identity &sender,
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@ -867,7 +867,7 @@ void MyMesh::handleCommand(uint32_t sender_timestamp, char *command, char *reply
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while (is_name_char(*ep)) ep++;
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if (*ep) { *ep++ = 0; } // set null terminator for end of name
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while (*ep && *ep != 'F') ep++; // look for (optional flags)
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while (*ep && *ep != 'F') ep++; // look for (optional) flags
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if (indent > 0 && indent < 8) {
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auto parent = load_stack[indent - 1];
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@ -875,7 +875,7 @@ void MyMesh::handleCommand(uint32_t sender_timestamp, char *command, char *reply
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auto old = region_map.findByName(np);
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auto nw = temp_map.putRegion(np, parent->id, old ? old->id : 0); // carry-over the current ID (if name already exists)
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if (nw) {
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nw->flags = old ? old->flags : (*ep == 'F' ? REGION_ALLOW_FLOOD : 0); // carry-over flags from curr
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nw->flags = old ? old->flags : (*ep == 'F' ? 0 : REGION_DENY_FLOOD); // carry-over flags from curr
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load_stack[indent] = nw; // keep pointers to parent regions, to resolve parent_id's
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}
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@ -943,24 +943,26 @@ void MyMesh::handleCommand(uint32_t sender_timestamp, char *command, char *reply
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} else if (n >= 2 && strcmp(parts[1], "save") == 0) {
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bool success = region_map.save(_fs);
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strcpy(reply, success ? "OK" : "Err - save failed");
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} else if (n >= 3 && strcmp(parts[1], "allow") == 0) {
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auto region = n >= 4 ? region_map.findByNamePrefix(parts[3]) : ®ion_map.getWildcard();
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} else if (n >= 2 && strcmp(parts[1], "allowf") == 0) {
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auto region = n >= 3 ? region_map.findByNamePrefix(parts[2]) : ®ion_map.getWildcard();
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if (region) {
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region->flags &= ~REGION_DENY_FLOOD;
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strcpy(reply, "OK");
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} else {
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strcpy(reply, "Err - unknown region");
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}
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} else if (n >= 2 && strcmp(parts[1], "denyf") == 0) {
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auto region = n >= 3 ? region_map.findByNamePrefix(parts[2]) : ®ion_map.getWildcard();
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if (region) {
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region->flags |= REGION_DENY_FLOOD;
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strcpy(reply, "OK");
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if (strcmp(parts[2], "F") == 0) {
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region->flags = REGION_ALLOW_FLOOD;
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} else if (strcmp(parts[2], "0") == 0) {
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region->flags = 0;
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} else {
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sprintf(reply, "Err - invalid flag: %s", parts[2]);
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}
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} else {
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strcpy(reply, "Err - unknown region");
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}
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} else if (n >= 3 && strcmp(parts[1], "get") == 0) {
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auto region = region_map.findByNamePrefix(parts[2]);
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if (region) {
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sprintf(reply, " %s %s", region->name, region->flags == REGION_ALLOW_FLOOD ? "F" : "");
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sprintf(reply, " %s %s", region->name, (region->flags & REGION_DENY_FLOOD) ? "" : "F");
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} else {
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strcpy(reply, "Err - unknown region");
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}
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