diff options
Diffstat (limited to 'src/vty/fsm_vty.c')
| -rw-r--r-- | src/vty/fsm_vty.c | 99 |
1 files changed, 77 insertions, 22 deletions
diff --git a/src/vty/fsm_vty.c b/src/vty/fsm_vty.c index 9bde241c..19c35daa 100644 --- a/src/vty/fsm_vty.c +++ b/src/vty/fsm_vty.c @@ -14,16 +14,12 @@ * 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, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * */ #include <stdlib.h> #include <string.h> -#include "../../config.h" +#include "config.h" #include <osmocom/vty/command.h> #include <osmocom/vty/buffer.h> @@ -51,62 +47,82 @@ extern struct llist_head osmo_g_fsms; /*! Print information about a FSM [class] to the given VTY * \param vty The VTY to which to print + * \param[in] prefix prefix to print at start of each line (typically indenting) * \param[in] fsm The FSM class to print */ -void vty_out_fsm(struct vty *vty, struct osmo_fsm *fsm) +void vty_out_fsm2(struct vty *vty, const char *prefix, struct osmo_fsm *fsm) { unsigned int i; const struct value_string *evt_name; - vty_out(vty, "FSM Name: '%s', Log Subsys: '%s'%s", fsm->name, + vty_out(vty, "%sFSM Name: '%s', Log Subsys: '%s'%s", prefix, fsm->name, log_category_name(fsm->log_subsys), VTY_NEWLINE); /* list the events */ if (fsm->event_names) { for (evt_name = fsm->event_names; evt_name->str != NULL; evt_name++) { - vty_out(vty, " Event %02u (0x%08x): '%s'%s", evt_name->value, - (1 << evt_name->value), evt_name->str, VTY_NEWLINE); + vty_out(vty, "%s Event %02u (0x%08x): '%s'%s", prefix, evt_name->value, + (1U << evt_name->value), evt_name->str, VTY_NEWLINE); } } else - vty_out(vty, " No event names are defined for this FSM! Please fix!%s", VTY_NEWLINE); + vty_out(vty, "%s No event names are defined for this FSM! Please fix!%s", prefix, VTY_NEWLINE); /* list the states */ - vty_out(vty, " Number of States: %u%s", fsm->num_states, VTY_NEWLINE); + vty_out(vty, "%s Number of States: %u%s", prefix, fsm->num_states, VTY_NEWLINE); for (i = 0; i < fsm->num_states; i++) { const struct osmo_fsm_state *state = &fsm->states[i]; - vty_out(vty, " State %-20s InEvtMask: 0x%08x, OutStateMask: 0x%08x%s", + vty_out(vty, "%s State %-20s InEvtMask: 0x%08x, OutStateMask: 0x%08x%s", prefix, state->name, state->in_event_mask, state->out_state_mask, VTY_NEWLINE); } } +/*! Print information about a FSM [class] to the given VTY + * \param vty The VTY to which to print + * \param[in] fsm The FSM class to print + */ +void vty_out_fsm(struct vty *vty, struct osmo_fsm *fsm) +{ + vty_out_fsm2(vty, "", fsm); +} + /*! Print a FSM instance to the given VTY * \param vty The VTY to which to print + * \param[in] prefix prefix to print at start of each line (typically indenting) * \param[in] fsmi The FSM instance to print */ -void vty_out_fsm_inst(struct vty *vty, struct osmo_fsm_inst *fsmi) +void vty_out_fsm_inst2(struct vty *vty, const char *prefix, struct osmo_fsm_inst *fsmi) { struct osmo_fsm_inst *child; - vty_out(vty, "FSM Instance Name: '%s', ID: '%s'%s", + vty_out(vty, "%sFSM Instance Name: '%s', ID: '%s'%s", prefix, fsmi->name, fsmi->id, VTY_NEWLINE); - vty_out(vty, " Log-Level: '%s', State: '%s'%s", + vty_out(vty, "%s Log-Level: '%s', State: '%s'%s", prefix, log_level_str(fsmi->log_level), osmo_fsm_state_name(fsmi->fsm, fsmi->state), VTY_NEWLINE); if (fsmi->T) - vty_out(vty, " Timer: %u%s", fsmi->T, VTY_NEWLINE); + vty_out(vty, "%s Timer: %u%s", prefix, fsmi->T, VTY_NEWLINE); if (fsmi->proc.parent) { - vty_out(vty, " Parent: '%s', Term-Event: '%s'%s", + vty_out(vty, "%s Parent: '%s', Term-Event: '%s'%s", prefix, fsmi->proc.parent->name, osmo_fsm_event_name(fsmi->proc.parent->fsm, fsmi->proc.parent_term_event), VTY_NEWLINE); } llist_for_each_entry(child, &fsmi->proc.children, proc.child) { - vty_out(vty, " Child: '%s'%s", child->name, VTY_NEWLINE); + vty_out(vty, "%s Child: '%s'%s", prefix, child->name, VTY_NEWLINE); } } +/*! Print a FSM instance to the given VTY + * \param vty The VTY to which to print + * \param[in] fsmi The FSM instance to print + */ +void vty_out_fsm_inst(struct vty *vty, struct osmo_fsm_inst *fsmi) +{ + vty_out_fsm_inst2(vty, "", fsmi); +} + #define SH_FSM_STR SHOW_STR "Show information about finite state machines\n" #define SH_FSMI_STR SHOW_STR "Show information about finite state machine instances\n" @@ -142,6 +158,44 @@ DEFUN(show_fsm, show_fsm_cmd, return CMD_SUCCESS; } +DEFUN(show_fsm_state_graph, show_fsm_state_graph_cmd, + "show fsm-state-graph NAME", + SHOW_STR "Generate a state transition graph (using DOT language)\n" + "FSM name\n") +{ + const struct osmo_fsm *fsm; + + fsm = osmo_fsm_find_by_name(argv[0]); + if (!fsm) { + vty_out(vty, "Error: FSM with name '%s' doesn't exist!%s", + argv[0], VTY_NEWLINE); + return CMD_WARNING; + } + + vty_out(vty, "digraph \"%s\" {%s", fsm->name, VTY_NEWLINE); + + for (unsigned int i = 0; i < fsm->num_states; i++) { + const struct osmo_fsm_state *st = &fsm->states[i]; + + vty_out(vty, "\t\"%s\"; # out_state_mask=0x%08x%s", + st->name, st->out_state_mask, VTY_NEWLINE); + + for (unsigned int j = 0; j < sizeof(st->out_state_mask) * 8; j++) { + if (~st->out_state_mask & (1 << j)) + continue; + vty_out(vty, "\t\"%s\" -> \"%s\";%s", + st->name, osmo_fsm_state_name(fsm, j), + VTY_NEWLINE); + } + + vty_out(vty, "%s", VTY_NEWLINE); + } + + vty_out(vty, "}%s", VTY_NEWLINE); + + return CMD_SUCCESS; +} + DEFUN(show_fsm_insts, show_fsm_insts_cmd, "show fsm-instances all", SH_FSMI_STR @@ -196,9 +250,10 @@ void osmo_fsm_vty_add_cmds(void) if (osmo_fsm_vty_cmds_installed) return; - install_element_ve(&show_fsm_cmd); - install_element_ve(&show_fsms_cmd); - install_element_ve(&show_fsm_inst_cmd); - install_element_ve(&show_fsm_insts_cmd); + install_lib_element_ve(&show_fsm_cmd); + install_lib_element_ve(&show_fsms_cmd); + install_lib_element_ve(&show_fsm_state_graph_cmd); + install_lib_element_ve(&show_fsm_inst_cmd); + install_lib_element_ve(&show_fsm_insts_cmd); osmo_fsm_vty_cmds_installed = true; } |