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81 lines
No EOL
2.1 KiB
C
81 lines
No EOL
2.1 KiB
C
/** Statistic-related hook functions.
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*
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2014-2016, Institute for Automation of Complex Power Systems, EONERC
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* This file is part of VILLASnode. All Rights Reserved. Proprietary and confidential.
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* Unauthorized copying of this file, via any medium is strictly prohibited.
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*********************************************************************************/
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#include "hooks.h"
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#include "sample.h"
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#include "path.h"
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#include "utils.h"
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#include "stats.h"
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extern struct list *hook_nodes;
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REGISTER_HOOK("stats", "Collect statistics for the current path", 2, 1, hook_stats, HOOK_STORAGE | HOOK_PATH | HOOK_READ | HOOK_PERIODIC)
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int hook_stats(struct hook *h, int when, struct hook_info *j)
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{
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struct stats *s = hook_storage(h, when, sizeof(struct stats), (ctor_cb_t) stats_init, (dtor_cb_t) stats_destroy);
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switch (when) {
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case HOOK_READ:
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assert(j->smps);
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assert(j->path);
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stats_collect(j->path->stats, j->smps, j->cnt);
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break;
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case HOOK_PATH_STOP:
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stats_print(s, 1);
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break;
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case HOOK_PATH_RESTART:
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stats_reset(s);
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break;
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case HOOK_PERIODIC:
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assert(j->path);
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stats_print_periodic(s, j->path);
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break;
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}
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return j->cnt;
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}
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#if 0 /* currently broken */
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REGISTER_HOOK("stats_send", "Send path statistics to another node", 99, 0, hook_stats_send, HOOK_STORAGE | HOOK_DESTROY | HOOK_PERIODIC | HOOK_PATH)
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int hook_stats_send(struct hook *h, int when, struct hook_info *i)
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{
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struct private {
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struct node *dest;
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int ratio;
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} *private = hook_storage(h, when, sizeof(*private));
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switch (when) {
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case HOOK_DESTROY:
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if (!h->parameter)
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error("Missing parameter for hook '%s'", h->name);
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if (!hook_nodes)
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error("Missing reference to node list for hook '%s", h->name);
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private->dest = list_lookup(hook_nodes, h->parameter);
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if (!private->dest)
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error("Invalid destination node '%s' for hook '%s'", h->parameter, h->name);
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node_start(private->dest);
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break;
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case HOOK_PERIODIC: {
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stats_send(s, node);
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break;
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}
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}
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return 0;
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}
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#endif
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