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Introduce SetIfNotExists, atomic Client, dynamic web config, ServerConfig, data APIs, and fixes.

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This commit is contained in:
Reese Norris
2025-05-17 20:39:58 -07:00
parent 335409c4b4
commit 7e29193c80
23 changed files with 873 additions and 125 deletions
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50
fsd/handler.go
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@@ -3,8 +3,10 @@ package fsd
import (
"bytes"
"fmt"
"log/slog"
"strconv"
"strings"
"time"
)
func (s *Server) getHandler(packetType PacketType) handlerFunc {
@@ -38,14 +40,19 @@ func (s *Server) getHandler(packetType PacketType) handlerFunc {
case PacketTypeFlightPlanAmendment:
return s.handleAmendFlightplan
default:
return nil
return s.emptyHandler
}
}
func (s *Server) emptyHandler(client *Client, packet []byte) {
slog.Error("empty handler called")
return
}
func (s *Server) handleTextMessage(client *Client, packet []byte) {
recipient := getField(packet, 1)
// ATC chat
// OnlineUserATC chat
if string(recipient) == "@49999" {
if !client.isAtc {
return
@@ -122,6 +129,8 @@ func (s *Server) handleATCPosition(client *Client, packet []byte) {
// Broadcast position update
broadcastRanged(s.postOffice, client, packet)
client.lastUpdated.Store(time.Now())
}
// handlePilotPosition handles logic for 0.2hz `@` pilot position updates
@@ -139,6 +148,17 @@ func (s *Server) handlePilotPosition(client *Client, packet []byte) {
// Broadcast position update
broadcastRanged(s.postOffice, client, packet)
// Update state
client.transponder.Store(string(getField(packet, 2)))
groundspeed, _ := strconv.Atoi(string(getField(packet, 7)))
client.groundspeed.Store(int32(groundspeed))
altitude, _ := strconv.Atoi(string(getField(packet, 6)))
client.altitude.Store(int32(altitude))
pbhUint, _ := strconv.ParseUint(string(getField(packet, 8)), 10, 32)
_, _, heading := pitchBankHeading(pbhUint).vals()
client.heading.Store(int32(heading))
client.lastUpdated.Store(time.Now())
}
// handleFastPilotPosition handles logic for fast `^`, stopped `#ST`, and slow `#SL` pilot position updates
@@ -147,7 +167,7 @@ func (s *Server) handleFastPilotPosition(client *Client, packet []byte) {
broadcastRangedVelocity(s.postOffice, client, packet)
}
// handleDelete handles logic for Delete ATC `#DA` and Delete Pilot `#DP` packets
// handleDelete handles logic for Delete OnlineUserATC `#DA` and Delete OnlineUserPilot `#DP` packets
func (s *Server) handleDelete(client *Client, packet []byte) {
// Broadcast delete packet
broadcastAll(s.postOffice, client, packet)
@@ -165,7 +185,7 @@ func (s *Server) handleSquawkbox(client *Client, packet []byte) {
// handleProcontroller handles logic for Pro Controller `#PC` packets
func (s *Server) handleProcontroller(client *Client, packet []byte) {
// ATC-only packet
// OnlineUserATC-only packet
if !client.isAtc {
return
}
@@ -204,7 +224,7 @@ func (s *Server) handleProcontroller(client *Client, packet []byte) {
"DP", // Push to departure list
"ST": // Set flight strip
// Only active ATC above OBS
// Only active OnlineUserATC above OBS
if client.facilityType <= 0 {
client.sendError(InvalidControlError, "Invalid control")
return
@@ -224,7 +244,7 @@ func (s *Server) handleClientQuery(client *Client, packet []byte) {
// Handle queries sent to SERVER
if string(recipient) == "SERVER" {
switch string(queryType) {
case "ATC":
case "OnlineUserATC":
s.handleClientQueryATCRequest(client, packet)
case "IP":
s.handleClientQueryIPRequest(client, packet)
@@ -238,7 +258,7 @@ func (s *Server) handleClientQuery(client *Client, packet []byte) {
if bytes.HasPrefix(recipient, []byte("@")) {
switch string(queryType) {
// Unprivileged ATC queries
// Unprivileged OnlineUserATC queries
case
"BY", // Request relief
"HI", // Cancel request relief
@@ -248,14 +268,14 @@ func (s *Server) handleClientQuery(client *Client, packet []byte) {
"NEWATIS", // Broadcast new ATIS letter
"NEWINFO": // Broadcast new ATIS info
// ATC only
// OnlineUserATC only
if !client.isAtc {
client.sendError(InvalidControlError, "Invalid control")
return
}
broadcastRangedAtcOnly(s.postOffice, client, packet)
// Privileged ATC queries
// Privileged OnlineUserATC queries
case
"IT", // Initiate track
"DR", // Drop track
@@ -268,7 +288,7 @@ func (s *Server) handleClientQuery(client *Client, packet []byte) {
"EST", // Set estimate time
"GD": // Set global data
// ATC above OBS facility only
// OnlineUserATC above OBS facility only
if !client.isAtc || client.facilityType <= 0 {
client.sendError(InvalidControlError, "Invalid control")
return
@@ -316,7 +336,7 @@ func (s *Server) handleClientQuery(client *Client, packet []byte) {
func (s *Server) handleClientQueryATCRequest(client *Client, packet []byte) {
if countFields(packet) != 4 {
client.sendError(SyntaxError, "Invalid ATC request")
client.sendError(SyntaxError, "Invalid OnlineUserATC request")
return
}
@@ -329,9 +349,9 @@ func (s *Server) handleClientQueryATCRequest(client *Client, packet []byte) {
var p string
if targetClient.facilityType > 0 {
p = fmt.Sprintf("$CRSERVER:%s:ATC:Y:%s\r\n", client.callsign, targetCallsign)
p = fmt.Sprintf("$CRSERVER:%s:OnlineUserATC:Y:%s\r\n", client.callsign, targetCallsign)
} else {
p = fmt.Sprintf("$CRSERVER:%s:ATC:N:%s\r\n", client.callsign, targetCallsign)
p = fmt.Sprintf("$CRSERVER:%s:OnlineUserATC:N:%s\r\n", client.callsign, targetCallsign)
}
client.send(p)
}
@@ -365,7 +385,7 @@ func (s *Server) handleClientQueryFlightplanRequest(client *Client, packet []byt
return
}
beaconCode := targetClient.beaconCode.Load()
beaconCode := targetClient.assignedBeaconCode.Load()
if beaconCode == "" {
beaconCode = "0"
}
@@ -431,7 +451,7 @@ func (s *Server) handleAuthChallenge(client *Client, packet []byte) {
}
func (s *Server) handleHandoff(client *Client, packet []byte) {
// Active >OBS ATC only
// Active >OBS OnlineUserATC only
if !client.isAtc || client.facilityType <= 1 {
return
}