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/*
* Copyright 2024 the Pacemaker project contributors
*
* The version control history for this file may have further details.
*
* This source code is licensed under the GNU Lesser General Public License
* version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
*/
#include <crm_internal.h>
#include <stdio.h> // NULL
#include <crm/common/scheduler.h> // pcmk_scheduler_t
#include <crm/common/scheduler_internal.h> // pcmk_scheduler_t private data
/*!
* \internal
* \brief Ensure a health strategy value is allowed
*
* \param[in] value Configured health strategy
*
* \return true if \p value is an allowed health strategy value, otherwise false
*/
bool
pcmk__validate_health_strategy(const char *value)
{
return pcmk__strcase_any_of(value,
PCMK_VALUE_NONE,
PCMK_VALUE_CUSTOM,
PCMK_VALUE_ONLY_GREEN,
PCMK_VALUE_PROGRESSIVE,
PCMK_VALUE_MIGRATE_ON_RED,
NULL);
}
/*!
* \internal
* \brief Parse node health strategy from a user-provided string
*
* \param[in] value User-provided configuration value for node-health-strategy
*
* \return Node health strategy corresponding to \p value
*/
enum pcmk__health_strategy
pcmk__parse_health_strategy(const char *value)
{
if (pcmk__str_eq(value, PCMK_VALUE_NONE,
pcmk__str_null_matches|pcmk__str_casei)) {
return pcmk__health_strategy_none;
}
if (pcmk__str_eq(value, PCMK_VALUE_MIGRATE_ON_RED, pcmk__str_casei)) {
return pcmk__health_strategy_no_red;
}
if (pcmk__str_eq(value, PCMK_VALUE_ONLY_GREEN, pcmk__str_casei)) {
return pcmk__health_strategy_only_green;
}
if (pcmk__str_eq(value, PCMK_VALUE_PROGRESSIVE, pcmk__str_casei)) {
return pcmk__health_strategy_progressive;
}
if (pcmk__str_eq(value, PCMK_VALUE_CUSTOM, pcmk__str_casei)) {
return pcmk__health_strategy_custom;
} else {
pcmk__config_err("Using default of \"" PCMK_VALUE_NONE "\" for "
PCMK_OPT_NODE_HEALTH_STRATEGY
" because '%s' is not a valid value",
value);
return pcmk__health_strategy_none;
}
}
/*!
* \internal
* \brief Parse a health score from a cluster option value
*
* \param[in] option Name of option to parse
* \param[in] scheduler Scheduler data
*
* \return Integer score parsed from \p option value (or 0 if invalid)
*/
int
pcmk__health_score(const char *option, const pcmk_scheduler_t *scheduler)
{
int score = 0;
int rc = pcmk_rc_ok;
const char *value = NULL;
CRM_CHECK((option != NULL) && (scheduler != NULL), return 0);
value = pcmk__cluster_option(scheduler->priv->options, option);
rc = pcmk_parse_score(value, &score, 0);
if (rc != pcmk_rc_ok) {
crm_warn("Using 0 for %s because '%s' is invalid: %s",
option, value, pcmk_rc_str(rc));
}
return score;
}

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