[PCRF/HSS] Added missing files for enabling metrics (#3442)

src/pcrf/metrics.c

@@ -0,0 +1,11 @@
+#include "metrics.h"
+
+void pcrf_metrics_init(void)
+{
+    ogs_metrics_context_init();
+}
+
+void pcrf_metrics_final(void)
+{
+    ogs_metrics_context_final();
+}

src/pcrf/metrics.h

@@ -0,0 +1,17 @@
+#ifndef PCRF_METRICS_H
+#define PCRF_METRICS_H
+
+#include "ogs-metrics.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void pcrf_metrics_init(void);
+void pcrf_metrics_final(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PCRF_METRICS_H */

src/pcrf/pcrf-event.c

@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2024 by Sukchan Lee <acetcom@gmail.com>
+ *
+ * This file is part of Open5GS.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "pcrf-event.h"
+#include "ogs-app.h"
+
+static OGS_POOL(pool, pcrf_event_t);
+
+void pcrf_event_init(void)
+{
+    ogs_pool_init(&pool, ogs_app()->pool.event);
+}
+
+void pcrf_event_term(void)
+{
+    ogs_queue_term(ogs_app()->queue);
+    ogs_pollset_notify(ogs_app()->pollset);
+}
+
+void pcrf_event_final(void)
+{
+    ogs_pool_final(&pool);
+}
+
+pcrf_event_t *pcrf_event_new(pcrf_event_e id)
+{
+    pcrf_event_t *e = NULL;
+
+    ogs_pool_alloc(&pool, &e);
+    ogs_assert(e);
+    memset(e, 0, sizeof(*e));
+
+    e->id = id;
+
+    return e;
+}
+
+void pcrf_event_free(pcrf_event_t *e)
+{
+    ogs_assert(e);
+    ogs_pool_free(&pool, e);
+}
+
+const char *pcrf_event_get_name(pcrf_event_t *e)
+{
+    if (e == NULL)
+        return OGS_FSM_NAME_INIT_SIG;
+
+    switch (e->id) {
+    case OGS_FSM_ENTRY_SIG:
+        return OGS_FSM_NAME_ENTRY_SIG;
+    case OGS_FSM_EXIT_SIG:
+        return OGS_FSM_NAME_EXIT_SIG;
+
+    default:
+       break;
+    }
+
+    return "UNKNOWN_EVENT";
+}

src/pcrf/pcrf-event.h

@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2024 by Sukchan Lee <acetcom@gmail.com>
+ *
+ * This file is part of Open5GS.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef PCRF_EVENT_H
+#define PCRF_EVENT_H
+
+#include "ogs-proto.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+    PCRF_EVT_BASE = OGS_MAX_NUM_OF_PROTO_EVENT,
+
+    PCRF_EVT_TOP,
+} pcrf_event_e;
+
+typedef struct pcrf_event_s {
+    int id;
+    int timer_id;
+
+    struct {
+        void *document;
+    } dbi;
+} pcrf_event_t;
+
+void pcrf_event_init(void);
+void pcrf_event_term(void);
+void pcrf_event_final(void);
+
+pcrf_event_t *pcrf_event_new(pcrf_event_e id);
+void pcrf_event_free(pcrf_event_t *e);
+
+const char *pcrf_event_get_name(pcrf_event_t *e);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PCRF_EVENT_H */

src/pcrf/pcrf-sm.c

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 by Sukchan Lee <acetcom@gmail.com>
+ *
+ * This file is part of Open5GS.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "pcrf-sm.h"
+#include "pcrf-context.h"
+#include "pcrf-event.h"
+
+void pcrf_state_initial(ogs_fsm_t *s, pcrf_event_t *e)
+{
+    pcrf_sm_debug(e);
+
+    ogs_assert(s);
+}
+
+void pcrf_state_final(ogs_fsm_t *s, pcrf_event_t *e)
+{
+    pcrf_sm_debug(e);
+
+    ogs_assert(s);
+}
+
+void pcrf_state_operational(ogs_fsm_t *s, pcrf_event_t *e)
+{
+    pcrf_sm_debug(e);
+
+    ogs_assert(s);
+
+    switch (e->id) {
+    case OGS_FSM_ENTRY_SIG:
+        break;
+
+    case OGS_FSM_EXIT_SIG:
+        break;
+
+    default:
+        ogs_error("No handler for event %s", pcrf_event_get_name(e));
+        break;
+    }
+}

src/pcrf/pcrf-sm.h

@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2024 by Sukchan Lee <acetcom@gmail.com>
+ *
+ * This file is part of Open5GS.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef PCRF_SM_H
+#define PCRF_SM_H
+
+#include "pcrf-event.h"
+#include "ogs-proto.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void pcrf_state_initial(ogs_fsm_t *s, pcrf_event_t *e);
+void pcrf_state_final(ogs_fsm_t *s, pcrf_event_t *e);
+void pcrf_state_operational(ogs_fsm_t *s, pcrf_event_t *e);
+void pcrf_state_exception(ogs_fsm_t *s, pcrf_event_t *e);
+
+#define pcrf_sm_debug(__pe) \
+    ogs_debug("%s(): %s", __func__, pcrf_event_get_name(__pe))
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PCRF_SM_H */