Add more debug logging

Author: dhurley

internal/resource/nginx_instance_process_operator.go

@@ -74,7 +74,7 @@ func (p *NginxInstanceProcessOperator) FindParentProcessID(ctx context.Context,
 			}
 			processInstanceID := id.Generate("%s_%s_%s", info.ExePath, info.ConfPath, info.Prefix)
 			if instanceID == processInstanceID {
-				slog.DebugContext(ctx, "Found NGINX process ID", "process_id", processInstanceID)
+				slog.DebugContext(ctx, "Found NGINX process ID", "instance_id", processInstanceID)
 				return proc.PID, nil
 			}
 		}

internal/watcher/instance/nginx_process_parser.go

@@ -48,12 +48,24 @@ func NewNginxProcessParser() *NginxProcessParser {
 //
 //nolint:revive // cognitive complexity of 20 because of the if statements in the for loop
 func (npp *NginxProcessParser) Parse(ctx context.Context, processes []*nginxprocess.Process) map[string]*mpi.Instance {
+	slog.DebugContext(ctx, "Parsing NGINX processes", "number_of_processes", len(processes))
+
 	instanceMap := make(map[string]*mpi.Instance)   // key is instanceID
 	workers := make(map[int32][]*mpi.InstanceChild) // key is ppid of process
 
 	processesByPID := convertToMap(processes)
 
 	for _, proc := range processesByPID {
+		slog.DebugContext(ctx, "NGINX process details",
+			"ppid", proc.PPID,
+			"pid", proc.PID,
+			"name", proc.Name,
+			"created", proc.Created,
+			"status", proc.Status,
+			"cmd", proc.Cmd,
+			"exe", proc.Exe,
+		)
+
 		if proc.IsWorker() {
 			// Here we are determining if the worker process has a master
 			if masterProcess, ok := processesByPID[proc.PPID]; ok {