Adding upstream version 1.37.1.upstream/1.37.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1182 insertions, 0 deletions

diff --git a/health/health_config.c b/health/health_config.c
new file mode 100644
index 0000000..f9decfa
--- /dev/null
+++ b/health/health_config.c
@@ -0,0 +1,1182 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "health.h"
+
+#define HEALTH_CONF_MAX_LINE 4096
+
+#define HEALTH_ALARM_KEY "alarm"
+#define HEALTH_TEMPLATE_KEY "template"
+#define HEALTH_ON_KEY "on"
+#define HEALTH_HOST_KEY "hosts"
+#define HEALTH_OS_KEY "os"
+#define HEALTH_FAMILIES_KEY "families"
+#define HEALTH_PLUGIN_KEY "plugin"
+#define HEALTH_MODULE_KEY "module"
+#define HEALTH_CHARTS_KEY "charts"
+#define HEALTH_LOOKUP_KEY "lookup"
+#define HEALTH_CALC_KEY "calc"
+#define HEALTH_EVERY_KEY "every"
+#define HEALTH_GREEN_KEY "green"
+#define HEALTH_RED_KEY "red"
+#define HEALTH_WARN_KEY "warn"
+#define HEALTH_CRIT_KEY "crit"
+#define HEALTH_EXEC_KEY "exec"
+#define HEALTH_RECIPIENT_KEY "to"
+#define HEALTH_UNITS_KEY "units"
+#define HEALTH_INFO_KEY "info"
+#define HEALTH_CLASS_KEY "class"
+#define HEALTH_COMPONENT_KEY "component"
+#define HEALTH_TYPE_KEY "type"
+#define HEALTH_DELAY_KEY "delay"
+#define HEALTH_OPTIONS_KEY "options"
+#define HEALTH_REPEAT_KEY "repeat"
+#define HEALTH_HOST_LABEL_KEY "host labels"
+#define HEALTH_FOREACH_KEY "foreach"
+
+static inline int health_parse_delay(
+        size_t line, const char *filename, char *string,
+        int *delay_up_duration,
+        int *delay_down_duration,
+        int *delay_max_duration,
+        float *delay_multiplier) {
+
+    char given_up = 0;
+    char given_down = 0;
+    char given_max = 0;
+    char given_multiplier = 0;
+
+    char *s = string;
+    while(*s) {
+        char *key = s;
+
+        while(*s && !isspace(*s)) s++;
+        while(*s && isspace(*s)) *s++ = '\0';
+
+        if(!*key) break;
+
+        char *value = s;
+        while(*s && !isspace(*s)) s++;
+        while(*s && isspace(*s)) *s++ = '\0';
+
+        if(!strcasecmp(key, "up")) {
+            if (!config_parse_duration(value, delay_up_duration)) {
+                error("Health configuration at line %zu of file '%s': invalid value '%s' for '%s' keyword",
+                        line, filename, value, key);
+            }
+            else given_up = 1;
+        }
+        else if(!strcasecmp(key, "down")) {
+            if (!config_parse_duration(value, delay_down_duration)) {
+                error("Health configuration at line %zu of file '%s': invalid value '%s' for '%s' keyword",
+                        line, filename, value, key);
+            }
+            else given_down = 1;
+        }
+        else if(!strcasecmp(key, "multiplier")) {
+            *delay_multiplier = strtof(value, NULL);
+            if(isnan(*delay_multiplier) || isinf(*delay_multiplier) || islessequal(*delay_multiplier, 0)) {
+                error("Health configuration at line %zu of file '%s': invalid value '%s' for '%s' keyword",
+                        line, filename, value, key);
+            }
+            else given_multiplier = 1;
+        }
+        else if(!strcasecmp(key, "max")) {
+            if (!config_parse_duration(value, delay_max_duration)) {
+                error("Health configuration at line %zu of file '%s': invalid value '%s' for '%s' keyword",
+                        line, filename, value, key);
+            }
+            else given_max = 1;
+        }
+        else {
+            error("Health configuration at line %zu of file '%s': unknown keyword '%s'",
+                    line, filename, key);
+        }
+    }
+
+    if(!given_up)
+        *delay_up_duration = 0;
+
+    if(!given_down)
+        *delay_down_duration = 0;
+
+    if(!given_multiplier)
+        *delay_multiplier = 1.0;
+
+    if(!given_max) {
+        if((*delay_max_duration) < (*delay_up_duration) * (*delay_multiplier))
+            *delay_max_duration = (int)((*delay_up_duration) * (*delay_multiplier));
+
+        if((*delay_max_duration) < (*delay_down_duration) * (*delay_multiplier))
+            *delay_max_duration = (int)((*delay_down_duration) * (*delay_multiplier));
+    }
+
+    return 1;
+}
+
+static inline uint32_t health_parse_options(const char *s) {
+    uint32_t options = 0;
+    char buf[100+1] = "";
+
+    while(*s) {
+        buf[0] = '\0';
+
+        // skip spaces
+        while(*s && isspace(*s))
+            s++;
+
+        // find the next space
+        size_t count = 0;
+        while(*s && count < 100 && !isspace(*s))
+            buf[count++] = *s++;
+
+        if(buf[0]) {
+            buf[count] = '\0';
+
+            if(!strcasecmp(buf, "no-clear-notification") || !strcasecmp(buf, "no-clear"))
+                options |= RRDCALC_OPTION_NO_CLEAR_NOTIFICATION;
+            else
+                error("Ignoring unknown alarm option '%s'", buf);
+        }
+    }
+
+    return options;
+}
+
+static inline int health_parse_repeat(
+        size_t line,
+        const char *file,
+        char *string,
+        uint32_t *warn_repeat_every,
+        uint32_t *crit_repeat_every
+) {
+
+    char *s = string;
+    while(*s) {
+        char *key = s;
+
+        while(*s && !isspace(*s)) s++;
+        while(*s && isspace(*s)) *s++ = '\0';
+
+        if(!*key) break;
+
+        char *value = s;
+        while(*s && !isspace(*s)) s++;
+        while(*s && isspace(*s)) *s++ = '\0';
+
+        if(!strcasecmp(key, "off")) {
+            *warn_repeat_every = 0;
+            *crit_repeat_every = 0;
+            return 1;
+        }
+        if(!strcasecmp(key, "warning")) {
+            if (!config_parse_duration(value, (int*)warn_repeat_every)) {
+                error("Health configuration at line %zu of file '%s': invalid value '%s' for '%s' keyword",
+                      line, file, value, key);
+            }
+        }
+        else if(!strcasecmp(key, "critical")) {
+            if (!config_parse_duration(value, (int*)crit_repeat_every)) {
+                error("Health configuration at line %zu of file '%s': invalid value '%s' for '%s' keyword",
+                      line, file, value, key);
+            }
+        }
+    }
+
+    return 1;
+}
+
+/**
+ * Health pattern from Foreach
+ *
+ * Create a new simple pattern using the user input
+ *
+ * @param s the string that will be used to create the simple pattern.
+ */
+
+static void dimension_remove_pipe_comma(char *str) {
+    while(*str) {
+        if(*str == '|' || *str == ',') *str = ' ';
+        str++;
+    }
+}
+
+static SIMPLE_PATTERN *health_pattern_from_foreach(const char *s) {
+    char *convert= strdupz(s);
+    SIMPLE_PATTERN *val = NULL;
+
+    if(convert) {
+        dimension_remove_pipe_comma(convert);
+        val = simple_pattern_create(convert, NULL, SIMPLE_PATTERN_EXACT);
+        freez(convert);
+    }
+
+    return val;
+}
+
+static inline int health_parse_db_lookup(
+        size_t line, const char *filename, char *string,
+        RRDR_GROUPING *group_method, int *after, int *before, int *every,
+        RRDCALC_OPTIONS *options, STRING **dimensions, STRING **foreachdim
+) {
+    debug(D_HEALTH, "Health configuration parsing database lookup %zu@%s: %s", line, filename, string);
+
+    if(*dimensions) string_freez(*dimensions);
+    if(*foreachdim) string_freez(*foreachdim);
+    *dimensions = NULL;
+    *foreachdim = NULL;
+    *after = 0;
+    *before = 0;
+    *every = 0;
+    *options = (*options) & RRDCALC_ALL_OPTIONS_EXCLUDING_THE_RRDR_ONES; // preserve rrdcalc options
+
+    char *s = string, *key;
+
+    // first is the group method
+    key = s;
+    while(*s && !isspace(*s)) s++;
+    while(*s && isspace(*s)) *s++ = '\0';
+    if(!*s) {
+        error("Health configuration invalid chart calculation at line %zu of file '%s': expected group method followed by the 'after' time, but got '%s'",
+                line, filename, key);
+        return 0;
+    }
+
+    if((*group_method = web_client_api_request_v1_data_group(key, RRDR_GROUPING_UNDEFINED)) == RRDR_GROUPING_UNDEFINED) {
+        error("Health configuration at line %zu of file '%s': invalid group method '%s'",
+                line, filename, key);
+        return 0;
+    }
+
+    // then is the 'after' time
+    key = s;
+    while(*s && !isspace(*s)) s++;
+    while(*s && isspace(*s)) *s++ = '\0';
+
+    if(!config_parse_duration(key, after)) {
+        error("Health configuration at line %zu of file '%s': invalid duration '%s' after group method",
+                line, filename, key);
+        return 0;
+    }
+
+    // sane defaults
+    *every = ABS(*after);
+
+    // now we may have optional parameters
+    while(*s) {
+        key = s;
+        while(*s && !isspace(*s)) s++;
+        while(*s && isspace(*s)) *s++ = '\0';
+        if(!*key) break;
+
+        if(!strcasecmp(key, "at")) {
+            char *value = s;
+            while(*s && !isspace(*s)) s++;
+            while(*s && isspace(*s)) *s++ = '\0';
+
+            if (!config_parse_duration(value, before)) {
+                error("Health configuration at line %zu of file '%s': invalid duration '%s' for '%s' keyword",
+                        line, filename, value, key);
+            }
+        }
+        else if(!strcasecmp(key, HEALTH_EVERY_KEY)) {
+            char *value = s;
+            while(*s && !isspace(*s)) s++;
+            while(*s && isspace(*s)) *s++ = '\0';
+
+            if (!config_parse_duration(value, every)) {
+                error("Health configuration at line %zu of file '%s': invalid duration '%s' for '%s' keyword",
+                        line, filename, value, key);
+            }
+        }
+        else if(!strcasecmp(key, "absolute") || !strcasecmp(key, "abs") || !strcasecmp(key, "absolute_sum")) {
+            *options |= RRDR_OPTION_ABSOLUTE;
+        }
+        else if(!strcasecmp(key, "min2max")) {
+            *options |= RRDR_OPTION_MIN2MAX;
+        }
+        else if(!strcasecmp(key, "null2zero")) {
+            *options |= RRDR_OPTION_NULL2ZERO;
+        }
+        else if(!strcasecmp(key, "percentage")) {
+            *options |= RRDR_OPTION_PERCENTAGE;
+        }
+        else if(!strcasecmp(key, "unaligned")) {
+            *options |= RRDR_OPTION_NOT_ALIGNED;
+        }
+        else if(!strcasecmp(key, "anomaly-bit")) {
+            *options |= RRDR_OPTION_ANOMALY_BIT;
+        }
+        else if(!strcasecmp(key, "match-ids") || !strcasecmp(key, "match_ids")) {
+            *options |= RRDR_OPTION_MATCH_IDS;
+        }
+        else if(!strcasecmp(key, "match-names") || !strcasecmp(key, "match_names")) {
+            *options |= RRDR_OPTION_MATCH_NAMES;
+        }
+        else if(!strcasecmp(key, "of")) {
+            char *find = NULL;
+            if(*s && strcasecmp(s, "all") != 0) {
+                find = strcasestr(s, " foreach");
+                if(find) {
+                    *find = '\0';
+                }
+                *dimensions = string_strdupz(s);
+            }
+
+            if(!find) {
+                break;
+            }
+            s = ++find;
+        }
+        else if(!strcasecmp(key, HEALTH_FOREACH_KEY )) {
+            *foreachdim = string_strdupz(s);
+            break;
+        }
+        else {
+            error("Health configuration at line %zu of file '%s': unknown keyword '%s'",
+                    line, filename, key);
+        }
+    }
+
+    return 1;
+}
+
+static inline STRING *health_source_file(size_t line, const char *file) {
+    char buffer[FILENAME_MAX + 1];
+    snprintfz(buffer, FILENAME_MAX, "%zu@%s", line, file);
+    return string_strdupz(buffer);
+}
+
+char *health_edit_command_from_source(const char *source)
+{
+    char buffer[FILENAME_MAX + 1];
+    char *temp = strdupz(source);
+    char *line_num = strchr(temp, '@');
+    char *file_no_path = strrchr(temp, '/');
+
+    if (likely(file_no_path && line_num)) {
+        *line_num = '\0';
+        snprintfz(
+            buffer,
+            FILENAME_MAX,
+            "sudo %s/edit-config health.d/%s=%s=%s",
+            netdata_configured_user_config_dir,
+            file_no_path + 1,
+            temp,
+            rrdhost_registry_hostname(localhost));
+    } else
+        buffer[0] = '\0';
+
+    freez(temp);
+    return strdupz(buffer);
+}
+
+static inline void strip_quotes(char *s) {
+    while(*s) {
+        if(*s == '\'' || *s == '"') *s = ' ';
+        s++;
+    }
+}
+
+static inline void alert_config_free(struct alert_config *cfg)
+{
+    string_freez(cfg->alarm);
+    string_freez(cfg->template_key);
+    string_freez(cfg->os);
+    string_freez(cfg->host);
+    string_freez(cfg->on);
+    string_freez(cfg->families);
+    string_freez(cfg->plugin);
+    string_freez(cfg->module);
+    string_freez(cfg->charts);
+    string_freez(cfg->lookup);
+    string_freez(cfg->calc);
+    string_freez(cfg->warn);
+    string_freez(cfg->crit);
+    string_freez(cfg->every);
+    string_freez(cfg->green);
+    string_freez(cfg->red);
+    string_freez(cfg->exec);
+    string_freez(cfg->to);
+    string_freez(cfg->units);
+    string_freez(cfg->info);
+    string_freez(cfg->classification);
+    string_freez(cfg->component);
+    string_freez(cfg->type);
+    string_freez(cfg->delay);
+    string_freez(cfg->options);
+    string_freez(cfg->repeat);
+    string_freez(cfg->host_labels);
+    string_freez(cfg->p_db_lookup_dimensions);
+    string_freez(cfg->p_db_lookup_method);
+    freez(cfg);
+}
+
+int sql_store_hashes = 1;
+static int health_readfile(const char *filename, void *data) {
+    RRDHOST *host = (RRDHOST *)data;
+
+    debug(D_HEALTH, "Health configuration reading file '%s'", filename);
+
+    static uint32_t
+            hash_alarm = 0,
+            hash_template = 0,
+            hash_os = 0,
+            hash_on = 0,
+            hash_host = 0,
+            hash_families = 0,
+            hash_plugin = 0,
+            hash_module = 0,
+            hash_charts = 0,
+            hash_calc = 0,
+            hash_green = 0,
+            hash_red = 0,
+            hash_warn = 0,
+            hash_crit = 0,
+            hash_exec = 0,
+            hash_every = 0,
+            hash_lookup = 0,
+            hash_units = 0,
+            hash_info = 0,
+            hash_class = 0,
+            hash_component = 0,
+            hash_type = 0,
+            hash_recipient = 0,
+            hash_delay = 0,
+            hash_options = 0,
+            hash_repeat = 0,
+            hash_host_label = 0;
+
+    char buffer[HEALTH_CONF_MAX_LINE + 1];
+
+    if(unlikely(!hash_alarm)) {
+        hash_alarm = simple_uhash(HEALTH_ALARM_KEY);
+        hash_template = simple_uhash(HEALTH_TEMPLATE_KEY);
+        hash_on = simple_uhash(HEALTH_ON_KEY);
+        hash_os = simple_uhash(HEALTH_OS_KEY);
+        hash_host = simple_uhash(HEALTH_HOST_KEY);
+        hash_families = simple_uhash(HEALTH_FAMILIES_KEY);
+        hash_plugin = simple_uhash(HEALTH_PLUGIN_KEY);
+        hash_module = simple_uhash(HEALTH_MODULE_KEY);
+        hash_charts = simple_uhash(HEALTH_CHARTS_KEY);
+        hash_calc = simple_uhash(HEALTH_CALC_KEY);
+        hash_lookup = simple_uhash(HEALTH_LOOKUP_KEY);
+        hash_green = simple_uhash(HEALTH_GREEN_KEY);
+        hash_red = simple_uhash(HEALTH_RED_KEY);
+        hash_warn = simple_uhash(HEALTH_WARN_KEY);
+        hash_crit = simple_uhash(HEALTH_CRIT_KEY);
+        hash_exec = simple_uhash(HEALTH_EXEC_KEY);
+        hash_every = simple_uhash(HEALTH_EVERY_KEY);
+        hash_units = simple_hash(HEALTH_UNITS_KEY);
+        hash_info = simple_hash(HEALTH_INFO_KEY);
+        hash_class = simple_uhash(HEALTH_CLASS_KEY);
+        hash_component = simple_uhash(HEALTH_COMPONENT_KEY);
+        hash_type = simple_uhash(HEALTH_TYPE_KEY);
+        hash_recipient = simple_hash(HEALTH_RECIPIENT_KEY);
+        hash_delay = simple_uhash(HEALTH_DELAY_KEY);
+        hash_options = simple_uhash(HEALTH_OPTIONS_KEY);
+        hash_repeat = simple_uhash(HEALTH_REPEAT_KEY);
+        hash_host_label = simple_uhash(HEALTH_HOST_LABEL_KEY);
+    }
+
+    FILE *fp = fopen(filename, "r");
+    if(!fp) {
+        error("Health configuration cannot read file '%s'.", filename);
+        return 0;
+    }
+
+    RRDCALC *rc = NULL;
+    RRDCALCTEMPLATE *rt = NULL;
+    struct alert_config *alert_cfg = NULL;
+
+    int ignore_this = 0;
+    size_t line = 0, append = 0;
+    char *s;
+    while((s = fgets(&buffer[append], (int)(HEALTH_CONF_MAX_LINE - append), fp)) || append) {
+        int stop_appending = !s;
+        line++;
+        s = trim(buffer);
+        if(!s || *s == '#') continue;
+
+        append = strlen(s);
+        if(!stop_appending && s[append - 1] == '\\') {
+            s[append - 1] = ' ';
+            append = &s[append] - buffer;
+            if(append < HEALTH_CONF_MAX_LINE)
+                continue;
+            else {
+                error("Health configuration has too long multi-line at line %zu of file '%s'.", line, filename);
+            }
+        }
+        append = 0;
+
+        char *key = s;
+        while(*s && *s != ':') s++;
+        if(!*s) {
+            error("Health configuration has invalid line %zu of file '%s'. It does not contain a ':'. Ignoring it.", line, filename);
+            continue;
+        }
+        *s = '\0';
+        s++;
+
+        char *value = s;
+        key = trim_all(key);
+        value = trim_all(value);
+
+        if(!key) {
+            error("Health configuration has invalid line %zu of file '%s'. Keyword is empty. Ignoring it.", line, filename);
+            continue;
+        }
+
+        if(!value) {
+            error("Health configuration has invalid line %zu of file '%s'. value is empty. Ignoring it.", line, filename);
+            continue;
+        }
+
+        uint32_t hash = simple_uhash(key);
+
+        if(hash == hash_alarm && !strcasecmp(key, HEALTH_ALARM_KEY)) {
+            if(rc) {
+                if(!alert_hash_and_store_config(rc->config_hash_id, alert_cfg, sql_store_hashes) || ignore_this)
+                    rrdcalc_free_unused_rrdcalc_loaded_from_config(rc);
+                else
+                    rrdcalc_add_from_config(host, rc);
+
+               // health_add_alarms_loop(host, rc, ignore_this) ;
+            }
+
+            if(rt) {
+                if(!alert_hash_and_store_config(rt->config_hash_id, alert_cfg, sql_store_hashes) || ignore_this)
+                    rrdcalctemplate_free_unused_rrdcalctemplate_loaded_from_config(rt);
+                else
+                    rrdcalctemplate_add_from_config(host, rt);
+
+                rt = NULL;
+            }
+
+            rc = callocz(1, sizeof(RRDCALC));
+            rc->next_event_id = 1;
+
+            {
+                char *tmp = strdupz(value);
+                if(rrdvar_fix_name(tmp))
+                    error("Health configuration renamed alarm '%s' to '%s'", value, tmp);
+
+                rc->name = string_strdupz(tmp);
+                freez(tmp);
+            }
+
+            rc->source = health_source_file(line, filename);
+            rc->green = NAN;
+            rc->red = NAN;
+            rc->value = NAN;
+            rc->old_value = NAN;
+            rc->delay_multiplier = 1.0;
+            rc->old_status = RRDCALC_STATUS_UNINITIALIZED;
+            rc->warn_repeat_every = host->health_default_warn_repeat_every;
+            rc->crit_repeat_every = host->health_default_crit_repeat_every;
+            if (alert_cfg)
+                alert_config_free(alert_cfg);
+            alert_cfg = callocz(1, sizeof(struct alert_config));
+
+            alert_cfg->alarm = string_dup(rc->name);
+            ignore_this = 0;
+        }
+        else if(hash == hash_template && !strcasecmp(key, HEALTH_TEMPLATE_KEY)) {
+            if(rc) {
+//                health_add_alarms_loop(host, rc, ignore_this) ;
+                if(!alert_hash_and_store_config(rc->config_hash_id, alert_cfg, sql_store_hashes) || ignore_this)
+                    rrdcalc_free_unused_rrdcalc_loaded_from_config(rc);
+                else
+                    rrdcalc_add_from_config(host, rc);
+
+                rc = NULL;
+            }
+
+            if(rt) {
+                if(!alert_hash_and_store_config(rt->config_hash_id, alert_cfg, sql_store_hashes) || ignore_this)
+                    rrdcalctemplate_free_unused_rrdcalctemplate_loaded_from_config(rt);
+                else
+                    rrdcalctemplate_add_from_config(host, rt);
+            }
+
+            rt = callocz(1, sizeof(RRDCALCTEMPLATE));
+
+            {
+                char *tmp = strdupz(value);
+                if(rrdvar_fix_name(tmp))
+                    error("Health configuration renamed template '%s' to '%s'", value, tmp);
+
+                rt->name = string_strdupz(tmp);
+                freez(tmp);
+            }
+
+            rt->source = health_source_file(line, filename);
+            rt->green = NAN;
+            rt->red = NAN;
+            rt->delay_multiplier = (float)1.0;
+            rt->warn_repeat_every = host->health_default_warn_repeat_every;
+            rt->crit_repeat_every = host->health_default_crit_repeat_every;
+            if (alert_cfg)
+                alert_config_free(alert_cfg);
+            alert_cfg = callocz(1, sizeof(struct alert_config));
+
+            alert_cfg->template_key = string_dup(rt->name);
+            ignore_this = 0;
+        }
+        else if(hash == hash_os && !strcasecmp(key, HEALTH_OS_KEY)) {
+            char *os_match = value;
+            if (alert_cfg) alert_cfg->os = string_strdupz(value);
+            SIMPLE_PATTERN *os_pattern = simple_pattern_create(os_match, NULL, SIMPLE_PATTERN_EXACT);
+
+            if(!simple_pattern_matches(os_pattern, rrdhost_os(host))) {
+                if(rc)
+                    debug(D_HEALTH, "HEALTH on '%s' ignoring alarm '%s' defined at %zu@%s: host O/S does not match '%s'", rrdhost_hostname(host), rrdcalc_name(rc), line, filename, os_match);
+
+                if(rt)
+                    debug(D_HEALTH, "HEALTH on '%s' ignoring template '%s' defined at %zu@%s: host O/S does not match '%s'", rrdhost_hostname(host), rrdcalctemplate_name(rt), line, filename, os_match);
+
+                ignore_this = 1;
+            }
+
+            simple_pattern_free(os_pattern);
+        }
+        else if(hash == hash_host && !strcasecmp(key, HEALTH_HOST_KEY)) {
+            char *host_match = value;
+            if (alert_cfg) alert_cfg->host = string_strdupz(value);
+            SIMPLE_PATTERN *host_pattern = simple_pattern_create(host_match, NULL, SIMPLE_PATTERN_EXACT);
+
+            if(!simple_pattern_matches(host_pattern, rrdhost_hostname(host))) {
+                if(rc)
+                    debug(D_HEALTH, "HEALTH on '%s' ignoring alarm '%s' defined at %zu@%s: hostname does not match '%s'", rrdhost_hostname(host), rrdcalc_name(rc), line, filename, host_match);
+
+                if(rt)
+                    debug(D_HEALTH, "HEALTH on '%s' ignoring template '%s' defined at %zu@%s: hostname does not match '%s'", rrdhost_hostname(host), rrdcalctemplate_name(rt), line, filename, host_match);
+
+                ignore_this = 1;
+            }
+
+            simple_pattern_free(host_pattern);
+        }
+        else if(rc) {
+            if(hash == hash_on && !strcasecmp(key, HEALTH_ON_KEY)) {
+                alert_cfg->on = string_strdupz(value);
+                if(rc->chart) {
+                    if(strcmp(rrdcalc_chart_name(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalc_name(rc), key, rrdcalc_chart_name(rc), value, value);
+
+                    string_freez(rc->chart);
+                }
+                rc->chart = string_strdupz(value);
+            }
+            else if(hash == hash_class && !strcasecmp(key, HEALTH_CLASS_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->classification = string_strdupz(value);
+                if(rc->classification) {
+                    if(strcmp(rrdcalc_classification(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalc_name(rc), key, rrdcalc_classification(rc), value, value);
+
+                    string_freez(rc->classification);
+                }
+                rc->classification = string_strdupz(value);
+            }
+            else if(hash == hash_component && !strcasecmp(key, HEALTH_COMPONENT_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->component = string_strdupz(value);
+                if(rc->component) {
+                    if(strcmp(rrdcalc_component(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalc_name(rc), key, rrdcalc_component(rc), value, value);
+
+                    string_freez(rc->component);
+                }
+                rc->component = string_strdupz(value);
+            }
+            else if(hash == hash_type && !strcasecmp(key, HEALTH_TYPE_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->type = string_strdupz(value);
+                if(rc->type) {
+                    if(strcmp(rrdcalc_type(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalc_name(rc), key, rrdcalc_type(rc), value, value);
+
+                    string_freez(rc->type);
+                }
+                rc->type = string_strdupz(value);
+            }
+            else if(hash == hash_lookup && !strcasecmp(key, HEALTH_LOOKUP_KEY)) {
+                alert_cfg->lookup = string_strdupz(value);
+                health_parse_db_lookup(line, filename, value, &rc->group, &rc->after, &rc->before,
+                        &rc->update_every, &rc->options, &rc->dimensions, &rc->foreach_dimension);
+
+                if(rc->foreach_dimension)
+                    rc->foreach_dimension_pattern = health_pattern_from_foreach(rrdcalc_foreachdim(rc));
+
+                if (rc->after) {
+                    if (rc->dimensions)
+                        alert_cfg->p_db_lookup_dimensions = string_dup(rc->dimensions);
+                    if (rc->group)
+                        alert_cfg->p_db_lookup_method = string_strdupz(group_method2string(rc->group));
+                    alert_cfg->p_db_lookup_options = rc->options;
+                    alert_cfg->p_db_lookup_after = rc->after;
+                    alert_cfg->p_db_lookup_before = rc->before;
+                    alert_cfg->p_update_every = rc->update_every;
+                }
+            }
+            else if(hash == hash_every && !strcasecmp(key, HEALTH_EVERY_KEY)) {
+                alert_cfg->every = string_strdupz(value);
+                if(!config_parse_duration(value, &rc->update_every))
+                    error("Health configuration at line %zu of file '%s' for alarm '%s' at key '%s' cannot parse duration: '%s'.",
+                            line, filename, rrdcalc_name(rc), key, value);
+                alert_cfg->p_update_every = rc->update_every;
+            }
+            else if(hash == hash_green && !strcasecmp(key, HEALTH_GREEN_KEY)) {
+                alert_cfg->green = string_strdupz(value);
+                char *e;
+                rc->green = str2ndd(value, &e);
+                if(e && *e) {
+                    error("Health configuration at line %zu of file '%s' for alarm '%s' at key '%s' leaves this string unmatched: '%s'.",
+                            line, filename, rrdcalc_name(rc), key, e);
+                }
+            }
+            else if(hash == hash_red && !strcasecmp(key, HEALTH_RED_KEY)) {
+                alert_cfg->red = string_strdupz(value);
+                char *e;
+                rc->red = str2ndd(value, &e);
+                if(e && *e) {
+                    error("Health configuration at line %zu of file '%s' for alarm '%s' at key '%s' leaves this string unmatched: '%s'.",
+                            line, filename, rrdcalc_name(rc), key, e);
+                }
+            }
+            else if(hash == hash_calc && !strcasecmp(key, HEALTH_CALC_KEY)) {
+                alert_cfg->calc = string_strdupz(value);
+                const char *failed_at = NULL;
+                int error = 0;
+                rc->calculation = expression_parse(value, &failed_at, &error);
+                if(!rc->calculation) {
+                    error("Health configuration at line %zu of file '%s' for alarm '%s' at key '%s' has unparse-able expression '%s': %s at '%s'",
+                            line, filename, rrdcalc_name(rc), key, value, expression_strerror(error), failed_at);
+                }
+            }
+            else if(hash == hash_warn && !strcasecmp(key, HEALTH_WARN_KEY)) {
+                alert_cfg->warn = string_strdupz(value);
+                const char *failed_at = NULL;
+                int error = 0;
+                rc->warning = expression_parse(value, &failed_at, &error);
+                if(!rc->warning) {
+                    error("Health configuration at line %zu of file '%s' for alarm '%s' at key '%s' has unparse-able expression '%s': %s at '%s'",
+                            line, filename, rrdcalc_name(rc), key, value, expression_strerror(error), failed_at);
+                }
+            }
+            else if(hash == hash_crit && !strcasecmp(key, HEALTH_CRIT_KEY)) {
+                alert_cfg->crit = string_strdupz(value);
+                const char *failed_at = NULL;
+                int error = 0;
+                rc->critical = expression_parse(value, &failed_at, &error);
+                if(!rc->critical) {
+                    error("Health configuration at line %zu of file '%s' for alarm '%s' at key '%s' has unparse-able expression '%s': %s at '%s'",
+                            line, filename, rrdcalc_name(rc), key, value, expression_strerror(error), failed_at);
+                }
+            }
+            else if(hash == hash_exec && !strcasecmp(key, HEALTH_EXEC_KEY)) {
+                alert_cfg->exec = string_strdupz(value);
+                if(rc->exec) {
+                    if(strcmp(rrdcalc_exec(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalc_name(rc), key, rrdcalc_exec(rc), value, value);
+
+                    string_freez(rc->exec);
+                }
+                rc->exec = string_strdupz(value);
+            }
+            else if(hash == hash_recipient && !strcasecmp(key, HEALTH_RECIPIENT_KEY)) {
+                alert_cfg->to = string_strdupz(value);
+                if(rc->recipient) {
+                    if(strcmp(rrdcalc_recipient(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalc_name(rc), key, rrdcalc_recipient(rc), value, value);
+
+                    string_freez(rc->recipient);
+                }
+                rc->recipient = string_strdupz(value);
+            }
+            else if(hash == hash_units && !strcasecmp(key, HEALTH_UNITS_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->units = string_strdupz(value);
+                if(rc->units) {
+                    if(strcmp(rrdcalc_units(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalc_name(rc), key, rrdcalc_units(rc), value, value);
+
+                    string_freez(rc->units);
+                }
+                rc->units = string_strdupz(value);
+            }
+            else if(hash == hash_info && !strcasecmp(key, HEALTH_INFO_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->info = string_strdupz(value);
+                if(rc->info) {
+                    if(strcmp(rrdcalc_info(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalc_name(rc), key, rrdcalc_info(rc), value, value);
+
+                    string_freez(rc->info);
+                    string_freez(rc->original_info);
+                }
+                rc->info = string_strdupz(value);
+                rc->original_info = string_dup(rc->info);
+            }
+            else if(hash == hash_delay && !strcasecmp(key, HEALTH_DELAY_KEY)) {
+                alert_cfg->delay = string_strdupz(value);
+                health_parse_delay(line, filename, value, &rc->delay_up_duration, &rc->delay_down_duration, &rc->delay_max_duration, &rc->delay_multiplier);
+            }
+            else if(hash == hash_options && !strcasecmp(key, HEALTH_OPTIONS_KEY)) {
+                alert_cfg->options = string_strdupz(value);
+                rc->options |= health_parse_options(value);
+            }
+            else if(hash == hash_repeat && !strcasecmp(key, HEALTH_REPEAT_KEY)){
+                alert_cfg->repeat = string_strdupz(value);
+                health_parse_repeat(line, filename, value,
+                                    &rc->warn_repeat_every,
+                                    &rc->crit_repeat_every);
+            }
+            else if(hash == hash_host_label && !strcasecmp(key, HEALTH_HOST_LABEL_KEY)) {
+                alert_cfg->host_labels = string_strdupz(value);
+                if(rc->host_labels) {
+                    if(strcmp(rrdcalc_host_labels(rc), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'.",
+                              line, filename, rrdcalc_name(rc), key, value, value);
+
+                    string_freez(rc->host_labels);
+                    simple_pattern_free(rc->host_labels_pattern);
+                }
+
+                {
+                    char *tmp = simple_pattern_trim_around_equal(value);
+                    rc->host_labels = string_strdupz(tmp);
+                    freez(tmp);
+                }
+                rc->host_labels_pattern = simple_pattern_create(rrdcalc_host_labels(rc), NULL, SIMPLE_PATTERN_EXACT);
+            }
+            else if(hash == hash_plugin && !strcasecmp(key, HEALTH_PLUGIN_KEY)) {
+                alert_cfg->plugin = string_strdupz(value);
+                string_freez(rc->plugin_match);
+                simple_pattern_free(rc->plugin_pattern);
+
+                rc->plugin_match = string_strdupz(value);
+                rc->plugin_pattern = simple_pattern_create(rrdcalc_plugin_match(rc), NULL, SIMPLE_PATTERN_EXACT);
+            }
+            else if(hash == hash_module && !strcasecmp(key, HEALTH_MODULE_KEY)) {
+                alert_cfg->module = string_strdupz(value);
+                string_freez(rc->module_match);
+                simple_pattern_free(rc->module_pattern);
+
+                rc->module_match = string_strdupz(value);
+                rc->module_pattern = simple_pattern_create(rrdcalc_module_match(rc), NULL, SIMPLE_PATTERN_EXACT);
+            }
+            else {
+                error("Health configuration at line %zu of file '%s' for alarm '%s' has unknown key '%s'.",
+                        line, filename, rrdcalc_name(rc), key);
+            }
+        }
+        else if(rt) {
+            if(hash == hash_on && !strcasecmp(key, HEALTH_ON_KEY)) {
+                alert_cfg->on = string_strdupz(value);
+                if(rt->context) {
+                    if(strcmp(string2str(rt->context), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalctemplate_name(rt), key, string2str(rt->context), value, value);
+
+                    string_freez(rt->context);
+                }
+                rt->context = string_strdupz(value);
+            }
+            else if(hash == hash_class && !strcasecmp(key, HEALTH_CLASS_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->classification = string_strdupz(value);
+                if(rt->classification) {
+                    if(strcmp(rrdcalctemplate_classification(rt), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                              line, filename, rrdcalctemplate_name(rt), key, rrdcalctemplate_classification(rt), value, value);
+
+                    string_freez(rt->classification);
+                }
+                rt->classification = string_strdupz(value);
+            }
+            else if(hash == hash_component && !strcasecmp(key, HEALTH_COMPONENT_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->component = string_strdupz(value);
+                if(rt->component) {
+                    if(strcmp(rrdcalctemplate_component(rt), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                              line, filename, rrdcalctemplate_name(rt), key, rrdcalctemplate_component(rt), value, value);
+
+                    string_freez(rt->component);
+                }
+                rt->component = string_strdupz(value);
+            }
+            else if(hash == hash_type && !strcasecmp(key, HEALTH_TYPE_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->type = string_strdupz(value);
+                if(rt->type) {
+                    if(strcmp(rrdcalctemplate_type(rt), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                              line, filename, rrdcalctemplate_name(rt), key, rrdcalctemplate_type(rt), value, value);
+
+                    string_freez(rt->type);
+                }
+                rt->type = string_strdupz(value);
+            }
+            else if(hash == hash_families && !strcasecmp(key, HEALTH_FAMILIES_KEY)) {
+                alert_cfg->families = string_strdupz(value);
+                string_freez(rt->family_match);
+                simple_pattern_free(rt->family_pattern);
+
+                rt->family_match = string_strdupz(value);
+                rt->family_pattern = simple_pattern_create(rrdcalctemplate_family_match(rt), NULL, SIMPLE_PATTERN_EXACT);
+            }
+            else if(hash == hash_plugin && !strcasecmp(key, HEALTH_PLUGIN_KEY)) {
+                alert_cfg->plugin = string_strdupz(value);
+                string_freez(rt->plugin_match);
+                simple_pattern_free(rt->plugin_pattern);
+
+                rt->plugin_match = string_strdupz(value);
+                rt->plugin_pattern = simple_pattern_create(rrdcalctemplate_plugin_match(rt), NULL, SIMPLE_PATTERN_EXACT);
+            }
+            else if(hash == hash_module && !strcasecmp(key, HEALTH_MODULE_KEY)) {
+                alert_cfg->module = string_strdupz(value);
+                string_freez(rt->module_match);
+                simple_pattern_free(rt->module_pattern);
+
+                rt->module_match = string_strdupz(value);
+                rt->module_pattern = simple_pattern_create(rrdcalctemplate_module_match(rt), NULL, SIMPLE_PATTERN_EXACT);
+            }
+            else if(hash == hash_charts && !strcasecmp(key, HEALTH_CHARTS_KEY)) {
+                alert_cfg->charts = string_strdupz(value);
+                string_freez(rt->charts_match);
+                simple_pattern_free(rt->charts_pattern);
+
+                rt->charts_match = string_strdupz(value);
+                rt->charts_pattern = simple_pattern_create(rrdcalctemplate_charts_match(rt), NULL, SIMPLE_PATTERN_EXACT);
+            }
+            else if(hash == hash_lookup && !strcasecmp(key, HEALTH_LOOKUP_KEY)) {
+                alert_cfg->lookup = string_strdupz(value);
+                health_parse_db_lookup(line, filename, value, &rt->group, &rt->after, &rt->before,
+                        &rt->update_every, &rt->options, &rt->dimensions, &rt->foreach_dimension);
+
+                if(rt->foreach_dimension)
+                    rt->foreach_dimension_pattern = health_pattern_from_foreach(rrdcalctemplate_foreachdim(rt));
+
+                if (rt->after) {
+                    if (rt->dimensions)
+                        alert_cfg->p_db_lookup_dimensions = string_dup(rt->dimensions);
+
+                    if (rt->group)
+                        alert_cfg->p_db_lookup_method = string_strdupz(group_method2string(rt->group));
+
+                    alert_cfg->p_db_lookup_options = rt->options;
+                    alert_cfg->p_db_lookup_after = rt->after;
+                    alert_cfg->p_db_lookup_before = rt->before;
+                    alert_cfg->p_update_every = rt->update_every;
+                }
+            }
+            else if(hash == hash_every && !strcasecmp(key, HEALTH_EVERY_KEY)) {
+                alert_cfg->every = string_strdupz(value);
+                if(!config_parse_duration(value, &rt->update_every))
+                    error("Health configuration at line %zu of file '%s' for template '%s' at key '%s' cannot parse duration: '%s'.",
+                            line, filename, rrdcalctemplate_name(rt), key, value);
+                alert_cfg->p_update_every = rt->update_every;
+            }
+            else if(hash == hash_green && !strcasecmp(key, HEALTH_GREEN_KEY)) {
+                alert_cfg->green = string_strdupz(value);
+                char *e;
+                rt->green = str2ndd(value, &e);
+                if(e && *e) {
+                    error("Health configuration at line %zu of file '%s' for template '%s' at key '%s' leaves this string unmatched: '%s'.",
+                            line, filename, rrdcalctemplate_name(rt), key, e);
+                }
+            }
+            else if(hash == hash_red && !strcasecmp(key, HEALTH_RED_KEY)) {
+                alert_cfg->red = string_strdupz(value);
+                char *e;
+                rt->red = str2ndd(value, &e);
+                if(e && *e) {
+                    error("Health configuration at line %zu of file '%s' for template '%s' at key '%s' leaves this string unmatched: '%s'.",
+                            line, filename, rrdcalctemplate_name(rt), key, e);
+                }
+            }
+            else if(hash == hash_calc && !strcasecmp(key, HEALTH_CALC_KEY)) {
+                alert_cfg->calc = string_strdupz(value);
+                const char *failed_at = NULL;
+                int error = 0;
+                rt->calculation = expression_parse(value, &failed_at, &error);
+                if(!rt->calculation) {
+                    error("Health configuration at line %zu of file '%s' for template '%s' at key '%s' has unparse-able expression '%s': %s at '%s'",
+                            line, filename, rrdcalctemplate_name(rt), key, value, expression_strerror(error), failed_at);
+                }
+            }
+            else if(hash == hash_warn && !strcasecmp(key, HEALTH_WARN_KEY)) {
+                alert_cfg->warn = string_strdupz(value);
+                const char *failed_at = NULL;
+                int error = 0;
+                rt->warning = expression_parse(value, &failed_at, &error);
+                if(!rt->warning) {
+                    error("Health configuration at line %zu of file '%s' for template '%s' at key '%s' has unparse-able expression '%s': %s at '%s'",
+                            line, filename, rrdcalctemplate_name(rt), key, value, expression_strerror(error), failed_at);
+                }
+            }
+            else if(hash == hash_crit && !strcasecmp(key, HEALTH_CRIT_KEY)) {
+                alert_cfg->crit = string_strdupz(value);
+                const char *failed_at = NULL;
+                int error = 0;
+                rt->critical = expression_parse(value, &failed_at, &error);
+                if(!rt->critical) {
+                    error("Health configuration at line %zu of file '%s' for template '%s' at key '%s' has unparse-able expression '%s': %s at '%s'",
+                            line, filename, rrdcalctemplate_name(rt), key, value, expression_strerror(error), failed_at);
+                }
+            }
+            else if(hash == hash_exec && !strcasecmp(key, HEALTH_EXEC_KEY)) {
+                alert_cfg->exec = string_strdupz(value);
+                if(rt->exec) {
+                    if(strcmp(rrdcalctemplate_exec(rt), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalctemplate_name(rt), key, rrdcalctemplate_exec(rt), value, value);
+
+                    string_freez(rt->exec);
+                }
+                rt->exec = string_strdupz(value);
+            }
+            else if(hash == hash_recipient && !strcasecmp(key, HEALTH_RECIPIENT_KEY)) {
+                alert_cfg->to = string_strdupz(value);
+                if(rt->recipient) {
+                    if(strcmp(rrdcalctemplate_recipient(rt), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalctemplate_name(rt), key, rrdcalctemplate_recipient(rt), value, value);
+
+                    string_freez(rt->recipient);
+                }
+                rt->recipient = string_strdupz(value);
+            }
+            else if(hash == hash_units && !strcasecmp(key, HEALTH_UNITS_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->units = string_strdupz(value);
+                if(rt->units) {
+                    if(strcmp(rrdcalctemplate_units(rt), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalctemplate_name(rt), key, rrdcalctemplate_units(rt), value, value);
+
+                    string_freez(rt->units);
+                }
+                rt->units = string_strdupz(value);
+            }
+            else if(hash == hash_info && !strcasecmp(key, HEALTH_INFO_KEY)) {
+                strip_quotes(value);
+
+                alert_cfg->info = string_strdupz(value);
+                if(rt->info) {
+                    if(strcmp(rrdcalctemplate_info(rt), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                                line, filename, rrdcalctemplate_name(rt), key, rrdcalctemplate_info(rt), value, value);
+
+                    string_freez(rt->info);
+                }
+                rt->info = string_strdupz(value);
+            }
+            else if(hash == hash_delay && !strcasecmp(key, HEALTH_DELAY_KEY)) {
+                alert_cfg->delay = string_strdupz(value);
+                health_parse_delay(line, filename, value, &rt->delay_up_duration, &rt->delay_down_duration, &rt->delay_max_duration, &rt->delay_multiplier);
+            }
+            else if(hash == hash_options && !strcasecmp(key, HEALTH_OPTIONS_KEY)) {
+                alert_cfg->options = string_strdupz(value);
+                rt->options |= health_parse_options(value);
+            }
+            else if(hash == hash_repeat && !strcasecmp(key, HEALTH_REPEAT_KEY)){
+                alert_cfg->repeat = string_strdupz(value);
+                health_parse_repeat(line, filename, value,
+                                    &rt->warn_repeat_every,
+                                    &rt->crit_repeat_every);
+            }
+            else if(hash == hash_host_label && !strcasecmp(key, HEALTH_HOST_LABEL_KEY)) {
+                alert_cfg->host_labels = string_strdupz(value);
+                if(rt->host_labels) {
+                    if(strcmp(rrdcalctemplate_host_labels(rt), value) != 0)
+                        error("Health configuration at line %zu of file '%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').",
+                              line, filename, rrdcalctemplate_name(rt), key, rrdcalctemplate_host_labels(rt), value, value);
+
+                    string_freez(rt->host_labels);
+                    simple_pattern_free(rt->host_labels_pattern);
+                }
+
+                {
+                    char *tmp = simple_pattern_trim_around_equal(value);
+                    rt->host_labels = string_strdupz(tmp);
+                    freez(tmp);
+                }
+                rt->host_labels_pattern = simple_pattern_create(rrdcalctemplate_host_labels(rt), NULL, SIMPLE_PATTERN_EXACT);
+            }
+            else {
+                error("Health configuration at line %zu of file '%s' for template '%s' has unknown key '%s'.",
+                        line, filename, rrdcalctemplate_name(rt), key);
+            }
+        }
+        else {
+            error("Health configuration at line %zu of file '%s' has unknown key '%s'. Expected either '" HEALTH_ALARM_KEY "' or '" HEALTH_TEMPLATE_KEY "'.",
+                    line, filename, key);
+        }
+    }
+
+    if(rc) {
+        //health_add_alarms_loop(host, rc, ignore_this) ;
+        if(!alert_hash_and_store_config(rc->config_hash_id, alert_cfg, sql_store_hashes) || ignore_this)
+            rrdcalc_free_unused_rrdcalc_loaded_from_config(rc);
+        else
+            rrdcalc_add_from_config(host, rc);
+    }
+
+    if(rt) {
+        if(!alert_hash_and_store_config(rt->config_hash_id, alert_cfg, sql_store_hashes) || ignore_this)
+            rrdcalctemplate_free_unused_rrdcalctemplate_loaded_from_config(rt);
+        else
+            rrdcalctemplate_add_from_config(host, rt);
+    }
+
+    if (alert_cfg)
+        alert_config_free(alert_cfg);
+
+    fclose(fp);
+    return 1;
+}
+
+void sql_refresh_hashes(void)
+{
+    sql_store_hashes = 1;
+}
+
+void health_readdir(RRDHOST *host, const char *user_path, const char *stock_path, const char *subpath) {
+    if(unlikely(!host->health_enabled) && !rrdhost_flag_check(host, RRDHOST_FLAG_INITIALIZED_HEALTH)) {
+        debug(D_HEALTH, "CONFIG health is not enabled for host '%s'", rrdhost_hostname(host));
+        return;
+    }
+
+    int stock_enabled = (int)config_get_boolean(CONFIG_SECTION_HEALTH, "enable stock health configuration",
+                                                CONFIG_BOOLEAN_YES);
+
+    if (!stock_enabled) {
+        log_health("[%s]: Netdata will not load stock alarms.", rrdhost_hostname(host));
+        stock_path = user_path;
+    }
+
+    recursive_config_double_dir_load(user_path, stock_path, subpath, health_readfile, (void *) host, 0);
+    log_health("[%s]: Read health configuration.", rrdhost_hostname(host));
+    sql_store_hashes = 0;
+}