Add Serialized SSH Administrative Console

src/ssh_transport.h

@@ -27,6 +27,12 @@ typedef enum {
     SSH_TRANSPORT_SESSION_CLOSING,
 } ssh_transport_session_state_t;
 
+typedef enum {
+    SSH_TRANSPORT_ROUTE_NONE = 0,
+    SSH_TRANSPORT_ROUTE_BROKER,
+    SSH_TRANSPORT_ROUTE_ADMIN_CONSOLE,
+} ssh_transport_session_route_t;
+
 typedef struct {
     uint64_t starts;
     uint64_t start_failures;
@@ -52,6 +58,9 @@ typedef struct {
     uint64_t tx_bytes;
     uint64_t io_failures;
     uint64_t session_revocations;
+    uint64_t admin_console_admissions;
+    uint64_t admin_console_admission_failures;
+    uint64_t admin_console_input_rejections;
 } ssh_transport_counters_t;
 
 typedef struct {
@@ -62,11 +71,14 @@ typedef struct {
     bool close_requested;
     bool rx_pending;
     bool tx_pending;
+    bool admin_command_pending;
+    uint32_t admin_output_pending;
     uint32_t session_id;
     uint32_t generation;
     int socket_fd;
     session_broker_client_id_t broker_client_id;
     ssh_transport_session_state_t state;
+    ssh_transport_session_route_t route;
     user_role_t user_role;
     user_auth_method_t auth_method;
     char username[USER_DATABASE_USERNAME_CAPACITY + 1U];