From ad31c3832d08fa1aca7bb473141cd5265e6f670d Mon Sep 17 00:00:00 2001
From: OpenGnSys Support Team <soporte-og@soleta.eu>
Date: Tue, 17 Sep 2024 17:21:14 +0200
Subject: rest: remove scheduler code

Put ogserver into diet, remove this feature, including pending command queue.
---
 src/schedule.c | 482 ---------------------------------------------------------
 1 file changed, 482 deletions(-)
 delete mode 100644 src/schedule.c

(limited to 'src/schedule.c')

diff --git a/src/schedule.c b/src/schedule.c
deleted file mode 100644
index 1f0816f..0000000
--- a/src/schedule.c
+++ /dev/null
@@ -1,482 +0,0 @@
-/*
- * Copyright (C) 2020-2021 Soleta Networks <info@soleta.eu>
- *
- * 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.
- */
-
-#include "schedule.h"
-#include "list.h"
-#include <sys/types.h>
-#include <stdbool.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <syslog.h>
-#include <time.h>
-#include <ev.h>
-
-struct og_schedule *current_schedule = NULL;
-static LIST_HEAD(schedule_list);
-
-static void og_schedule_add(struct og_schedule *new)
-{
-	struct og_schedule *schedule, *next;
-
-	list_for_each_entry_safe(schedule, next, &schedule_list, list) {
-		if (new->seconds < schedule->seconds) {
-			list_add_tail(&new->list, &schedule->list);
-			return;
-		}
-	}
-	list_add_tail(&new->list, &schedule_list);
-}
-
-/* Returns the days in a month from the weekday. */
-static void get_days_from_weekday(struct tm *tm, int wday, int *days, int *j)
-{
-	int i, mday = 0;
-
-	tm->tm_mday = 1;
-
-	//Shift week to start on Sunday instead of Monday
-	if (wday == 6)
-		wday = 0;
-	else
-		wday++;
-
-	/* A bit bruteforce, but simple. */
-	for (i = 0; i <= 30; i++) {
-		mktime(tm);
-		/* Not this weekday, skip. */
-		if (tm->tm_wday != wday) {
-			tm->tm_mday++;
-			continue;
-		}
-		/* Not interested in next month. */
-		if (tm->tm_mday < mday)
-			break;
-
-		/* Found a matching. */
-		mday = tm->tm_mday;
-		days[(*j)++] = tm->tm_mday;
-		tm->tm_mday++;
-	}
-}
-
-/* Returns the days in the given week. */
-static void get_days_from_week(struct tm *tm, int week, int *days, int *k)
-{
-	int i, j, week_counter = 0;
-	bool week_over = false;
-
-	tm->tm_mday = 1;
-
-	/* Remaining days of this month. */
-	for (i = 0; i <= 30; i++) {
-		mktime(tm);
-
-		/* Last day of this week? */
-		if (tm->tm_wday == 6)
-			week_over = true;
-
-		/* Not the week we are searching for. */
-		if (week != week_counter) {
-			tm->tm_mday++;
-			if (week_over) {
-				week_counter++;
-				week_over = false;
-			}
-			continue;
-		}
-
-		/* Found matching. */
-		for (j = tm->tm_wday; j <= 6; j++) {
-			days[(*k)++] = tm->tm_mday++;
-			mktime(tm);
-		}
-		break;
-	}
-}
-
-static int monthdays[12] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
-
-static int last_month_day(struct tm *tm)
-{
-	/* Leap year? Adjust it. */
-	if (tm->tm_mon == 1) {
-		tm->tm_mday = 29;
-		mktime(tm);
-		if (tm->tm_mday == 29)
-			return 29;
-
-		tm->tm_mon = 1;
-	}
-
-	return monthdays[tm->tm_mon];
-}
-
-/* Returns the days in the given week. */
-static void get_last_week(struct tm *tm, int *days, int *j)
-{
-	int i, last_day;
-
-	last_day = last_month_day(tm);
-	tm->tm_mday = last_day;
-
-	for (i = last_day; i >= last_day - 6; i--) {
-		mktime(tm);
-
-		days[(*j)++] = tm->tm_mday;
-
-
-		/* Last day of this week? */
-		if (tm->tm_wday == 1)
-			break;
-
-		tm->tm_mday--;
-	}
-}
-
-static void og_parse_years(uint16_t years_mask, int years[])
-{
-	int i, j = 0;
-
-	for (i = 0; i < 16; i++) {
-		if ((1 << i) & years_mask)
-			years[j++] = 2010 + i - 1900;
-	}
-}
-
-static void og_parse_months(uint16_t months_mask, int months[])
-{
-	int i, j = 0;
-
-	for (i = 0; i < 12; i++) {
-		if ((1 << i) & months_mask)
-			months[j++] = i + 1;
-	}
-}
-
-static void og_parse_days(uint32_t days_mask, int *days)
-{
-	int i, j = 0;
-
-	for (i = 0; i < 31; i++) {
-		if ((1 << i) & days_mask)
-			days[j++] = i + 1;
-	}
-}
-
-static void og_parse_hours(uint16_t hours_mask, uint8_t am_pm, int hours[])
-{
-	int pm = 12 * am_pm;
-	int i, j = 0;
-
-	for (i = 0; i < 12; i++) {
-		if ((1 << i) & hours_mask)
-			hours[j++] = i + pm + 1;
-	}
-}
-
-static void og_schedule_remove_duplicates()
-{
-	struct og_schedule *schedule, *next, *prev = NULL;
-
-	list_for_each_entry_safe(schedule, next, &schedule_list, list) {
-		if (!prev) {
-			prev = schedule;
-			continue;
-		}
-		if (prev->seconds == schedule->seconds &&
-		    prev->task_id == schedule->task_id) {
-			list_del(&prev->list);
-			free(prev);
-		}
-		prev = schedule;
-	}
-}
-
-static bool og_schedule_stale(time_t seconds)
-{
-	time_t now;
-
-	now = time(NULL);
-	if (seconds < now)
-		return true;
-
-	return false;
-}
-
-static void og_schedule_create_weekdays(int month, int year,
-					int *hours, int minutes, int week_days,
-					uint32_t task_id, uint32_t schedule_id,
-					enum og_schedule_type type,
-					bool check_stale)
-{
-	struct og_schedule *schedule;
-	int month_days[5];
-	int n_month_days;
-	time_t seconds;
-	uint32_t wday;
-	struct tm tm;
-	int k, l;
-
-	for (wday = 0; wday < 7; wday++) {
-		if (!((1 << wday) & week_days))
-			continue;
-
-		memset(&tm, 0, sizeof(tm));
-		tm.tm_mon = month;
-		tm.tm_year = year;
-
-		n_month_days = 0;
-		memset(month_days, 0, sizeof(month_days));
-		get_days_from_weekday(&tm, wday, month_days, &n_month_days);
-
-		for (k = 0; month_days[k] != 0 && k < n_month_days; k++) {
-			for (l = 0; hours[l] != 0 && l < 31; l++) {
-				memset(&tm, 0, sizeof(tm));
-				tm.tm_year = year;
-				tm.tm_mon = month;
-				tm.tm_mday = month_days[k];
-				tm.tm_hour = hours[l] - 1;
-				tm.tm_min = minutes;
-				tm.tm_isdst = -1;
-				seconds = mktime(&tm);
-
-				if (check_stale && og_schedule_stale(seconds))
-					continue;
-
-				schedule = (struct og_schedule *)
-					calloc(1, sizeof(struct og_schedule));
-				if (!schedule)
-					return;
-
-				schedule->seconds = seconds;
-				schedule->task_id = task_id;
-				schedule->schedule_id = schedule_id;
-				schedule->type = type;
-				og_schedule_add(schedule);
-			}
-		}
-	}
-}
-
-static void og_schedule_create_weeks(int month, int year,
-				     int *hours, int minutes, int weeks,
-				     uint32_t task_id, uint32_t schedule_id,
-				     enum og_schedule_type type, bool check_stale)
-{
-	struct og_schedule *schedule;
-	int month_days[7];
-	int n_month_days;
-	time_t seconds;
-	struct tm tm;
-	int week;
-	int k, l;
-
-	for (week = 0; week < 5; week++) {
-		if (!((1 << week) & weeks))
-			continue;
-
-		memset(&tm, 0, sizeof(tm));
-		tm.tm_mon = month;
-		tm.tm_year = year;
-
-		n_month_days = 0;
-		memset(month_days, 0, sizeof(month_days));
-		if (week == 5)
-			get_last_week(&tm, month_days, &n_month_days);
-		else
-			get_days_from_week(&tm,  week, month_days, &n_month_days);
-
-		for (k = 0; month_days[k] != 0 && k < n_month_days; k++) {
-			for (l = 0; hours[l] != 0 && l < 31; l++) {
-				memset(&tm, 0, sizeof(tm));
-				tm.tm_year = year;
-				tm.tm_mon = month;
-				tm.tm_mday = month_days[k];
-				tm.tm_hour = hours[l] - 1;
-				tm.tm_min = minutes;
-				tm.tm_isdst = -1;
-				seconds = mktime(&tm);
-
-				if (check_stale && og_schedule_stale(seconds))
-					continue;
-
-				schedule = (struct og_schedule *)
-					calloc(1, sizeof(struct og_schedule));
-				if (!schedule)
-					return;
-
-				schedule->seconds = seconds;
-				schedule->task_id = task_id;
-				schedule->schedule_id = schedule_id;
-				schedule->type = type;
-				og_schedule_add(schedule);
-			}
-		}
-	}
-}
-
-static void og_schedule_create_days(int month, int year,
-				    int *hours, int minutes, int *days,
-				    uint32_t task_id, uint32_t schedule_id,
-				    enum og_schedule_type type, bool check_stale)
-{
-	struct og_schedule *schedule;
-	time_t seconds;
-	struct tm tm;
-	int k, l;
-
-	for (k = 0; days[k] != 0 && k < 31; k++) {
-		for (l = 0; hours[l] != 0 && l < 31; l++) {
-
-			memset(&tm, 0, sizeof(tm));
-			tm.tm_year = year;
-			tm.tm_mon = month;
-			tm.tm_mday = days[k];
-			tm.tm_hour = hours[l] - 1;
-			tm.tm_min = minutes;
-			tm.tm_isdst = -1;
-			seconds = mktime(&tm);
-
-			if (check_stale && og_schedule_stale(seconds))
-				continue;
-
-			schedule = (struct og_schedule *)
-				calloc(1, sizeof(struct og_schedule));
-			if (!schedule)
-				return;
-
-			schedule->seconds = seconds;
-			schedule->task_id = task_id;
-			schedule->schedule_id = schedule_id;
-			schedule->type = type;
-			og_schedule_add(schedule);
-		}
-	}
-}
-
-void og_schedule_create(unsigned int schedule_id, unsigned int task_id,
-			enum og_schedule_type type,
-			struct og_schedule_time *time)
-{
-	int year, month, minutes;
-	int months[12] = {};
-	int years[12] = {};
-	int hours[12] = {};
-	int days[31] = {};
-	int i, j;
-
-	og_parse_years(time->years, years);
-	og_parse_months(time->months, months);
-	og_parse_days(time->days, days);
-	og_parse_hours(time->hours, time->am_pm, hours);
-	minutes = time->minutes;
-
-	for (i = 0; years[i] != 0 && i < 12; i++) {
-		for (j = 0; months[j] != 0 && j < 12; j++) {
-			month = months[j] - 1;
-			year = years[i];
-
-			if (time->week_days)
-				og_schedule_create_weekdays(month, year,
-							    hours, minutes,
-							    time->week_days,
-							    task_id,
-							    schedule_id,
-							    type,
-							    time->check_stale);
-
-			if (time->weeks)
-				og_schedule_create_weeks(month, year,
-							 hours, minutes,
-							 time->weeks,
-							 task_id,
-							 schedule_id,
-							 type, time->check_stale);
-
-			if (time->days)
-				og_schedule_create_days(month, year,
-							hours, minutes,
-							days,
-							task_id,
-							schedule_id,
-							type, time->check_stale);
-		}
-	}
-
-	og_schedule_remove_duplicates();
-}
-
-void og_schedule_delete(struct ev_loop *loop, uint32_t schedule_id)
-{
-	struct og_schedule *schedule, *next;
-
-	list_for_each_entry_safe(schedule, next, &schedule_list, list) {
-		if (schedule->schedule_id != schedule_id)
-			continue;
-
-		list_del(&schedule->list);
-		if (current_schedule == schedule) {
-			ev_timer_stop(loop, &schedule->timer);
-			current_schedule = NULL;
-			og_schedule_refresh(loop);
-		}
-		free(schedule);
-	}
-}
-
-void og_schedule_update(struct ev_loop *loop, unsigned int schedule_id,
-			unsigned int task_id, struct og_schedule_time *time)
-{
-	og_schedule_delete(loop, schedule_id);
-	og_schedule_create(schedule_id, task_id, OG_SCHEDULE_TASK, time);
-}
-
-static void og_agent_timer_cb(struct ev_loop *loop, ev_timer *timer, int events)
-{
-	struct og_schedule *current;
-
-	current = container_of(timer, struct og_schedule, timer);
-	og_schedule_run(current->task_id, current->schedule_id, current->type);
-
-	ev_timer_stop(loop, timer);
-	list_del(&current->list);
-	free(current);
-
-	og_schedule_next(loop);
-}
-
-void og_schedule_next(struct ev_loop *loop)
-{
-	struct og_schedule *schedule;
-	time_t now, seconds;
-
-	if (list_empty(&schedule_list)) {
-		current_schedule = NULL;
-		return;
-	}
-
-	schedule = list_first_entry(&schedule_list, struct og_schedule, list);
-	now = time(NULL);
-	if (schedule->seconds <= now)
-		seconds = 0;
-	else
-		seconds = schedule->seconds - now;
-
-	ev_timer_init(&schedule->timer, og_agent_timer_cb, seconds, 0.);
-	ev_timer_start(loop, &schedule->timer);
-	current_schedule = schedule;
-}
-
-void og_schedule_refresh(struct ev_loop *loop)
-{
-	if (current_schedule)
-		ev_timer_stop(loop, &current_schedule->timer);
-
-	og_schedule_next(loop);
-}
-- 
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