From be1c7e50e1e8809ea56f2c9d472eccd8ffd73a97 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 04:57:58 +0200
Subject: Adding upstream version 1.44.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 exporting/check_filters.c | 88 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 exporting/check_filters.c

(limited to 'exporting/check_filters.c')

diff --git a/exporting/check_filters.c b/exporting/check_filters.c
new file mode 100644
index 00000000..19eecc9b
--- /dev/null
+++ b/exporting/check_filters.c
@@ -0,0 +1,88 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "exporting_engine.h"
+
+
+bool exporting_labels_filter_callback(const char *name, const char *value, RRDLABEL_SRC ls __maybe_unused, void *data) {
+    (void)name;
+    (void)value;
+    struct instance *instance = (struct instance *)data;
+    return should_send_label(instance, ls);
+}
+
+/**
+ * Check if the connector instance should export the host metrics
+ *
+ * @param instance an exporting connector instance.
+ * @param host a data collecting host.
+ * @return Returns 1 if the connector instance should export the host metrics
+ */
+int rrdhost_is_exportable(struct instance *instance, RRDHOST *host)
+{
+    if (host->exporting_flags == NULL)
+        host->exporting_flags = callocz(instance->engine->instance_num, sizeof(size_t));
+
+    RRDHOST_FLAGS *flags = &host->exporting_flags[instance->index];
+
+    if (unlikely((*flags & (RRDHOST_FLAG_EXPORTING_SEND | RRDHOST_FLAG_EXPORTING_DONT_SEND)) == 0)) {
+        const char *host_name = (host == localhost) ? "localhost" : rrdhost_hostname(host);
+
+        if (!instance->config.hosts_pattern || simple_pattern_matches(instance->config.hosts_pattern, host_name)) {
+            *flags |= RRDHOST_FLAG_EXPORTING_SEND;
+            netdata_log_info("enabled exporting of host '%s' for instance '%s'", host_name, instance->config.name);
+        } else {
+            *flags |= RRDHOST_FLAG_EXPORTING_DONT_SEND;
+            netdata_log_info("disabled exporting of host '%s' for instance '%s'", host_name, instance->config.name);
+        }
+    }
+
+    if (likely(*flags & RRDHOST_FLAG_EXPORTING_SEND))
+        return 1;
+    else
+        return 0;
+}
+
+/**
+ * Check if the connector instance should export the chart
+ *
+ * @param instance an exporting connector instance.
+ * @param st a chart.
+ * @return Returns 1 if the connector instance should export the chart
+ */
+int rrdset_is_exportable(struct instance *instance, RRDSET *st)
+{
+#ifdef NETDATA_INTERNAL_CHECKS
+    RRDHOST *host = st->rrdhost;
+#endif
+
+    if (st->exporting_flags == NULL)
+        st->exporting_flags = callocz(instance->engine->instance_num, sizeof(size_t));
+
+    RRDSET_FLAGS *flags = &st->exporting_flags[instance->index];
+
+    if(unlikely(*flags & RRDSET_FLAG_EXPORTING_IGNORE))
+        return 0;
+
+    if(unlikely(!(*flags & RRDSET_FLAG_EXPORTING_SEND))) {
+        // we have not checked this chart
+        if(simple_pattern_matches_string(instance->config.charts_pattern, st->id) || simple_pattern_matches_string(instance->config.charts_pattern, st->name))
+            *flags |= RRDSET_FLAG_EXPORTING_SEND;
+        else {
+            *flags |= RRDSET_FLAG_EXPORTING_IGNORE;
+            netdata_log_debug(D_EXPORTING, "EXPORTING: not sending chart '%s' of host '%s', because it is disabled for exporting.", rrdset_id(st), rrdhost_hostname(host));
+            return 0;
+        }
+    }
+
+    if(unlikely(!rrdset_is_available_for_exporting_and_alarms(st))) {
+        netdata_log_debug(D_EXPORTING, "EXPORTING: not sending chart '%s' of host '%s', because it is not available for exporting.", rrdset_id(st), rrdhost_hostname(host));
+        return 0;
+    }
+
+    if(unlikely(st->rrd_memory_mode == RRD_MEMORY_MODE_NONE && !(EXPORTING_OPTIONS_DATA_SOURCE(instance->config.options) == EXPORTING_SOURCE_DATA_AS_COLLECTED))) {
+        netdata_log_debug(D_EXPORTING, "EXPORTING: not sending chart '%s' of host '%s' because its memory mode is '%s' and the exporting engine requires database access.", rrdset_id(st), rrdhost_hostname(host), rrd_memory_mode_name(host->rrd_memory_mode));
+        return 0;
+    }
+
+    return 1;
+}
-- 
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