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-rw-r--r--exporting/prometheus/prometheus.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/exporting/prometheus/prometheus.h b/exporting/prometheus/prometheus.h
new file mode 100644
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+++ b/exporting/prometheus/prometheus.h
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef NETDATA_EXPORTING_PROMETHEUS_H
+#define NETDATA_EXPORTING_PROMETHEUS_H 1
+
+#include "exporting/exporting_engine.h"
+
+#define PROMETHEUS_ELEMENT_MAX 256
+#define PROMETHEUS_LABELS_MAX 1024
+#define PROMETHEUS_VARIABLE_MAX 256
+
+#define PROMETHEUS_LABELS_MAX_NUMBER 128
+
+typedef enum prometheus_output_flags {
+ PROMETHEUS_OUTPUT_NONE = 0,
+ PROMETHEUS_OUTPUT_HELP = (1 << 0),
+ PROMETHEUS_OUTPUT_TYPES = (1 << 1),
+ PROMETHEUS_OUTPUT_NAMES = (1 << 2),
+ PROMETHEUS_OUTPUT_TIMESTAMPS = (1 << 3),
+ PROMETHEUS_OUTPUT_VARIABLES = (1 << 4),
+ PROMETHEUS_OUTPUT_OLDUNITS = (1 << 5),
+ PROMETHEUS_OUTPUT_HIDEUNITS = (1 << 6)
+} PROMETHEUS_OUTPUT_OPTIONS;
+
+extern void rrd_stats_api_v1_charts_allmetrics_prometheus_single_host(
+ RRDHOST *host, BUFFER *wb, const char *server, const char *prefix,
+ EXPORTING_OPTIONS exporting_options, PROMETHEUS_OUTPUT_OPTIONS output_options);
+extern void rrd_stats_api_v1_charts_allmetrics_prometheus_all_hosts(
+ RRDHOST *host, BUFFER *wb, const char *server, const char *prefix,
+ EXPORTING_OPTIONS exporting_options, PROMETHEUS_OUTPUT_OPTIONS output_options);
+
+int can_send_rrdset(struct instance *instance, RRDSET *st);
+size_t prometheus_name_copy(char *d, const char *s, size_t usable);
+size_t prometheus_label_copy(char *d, const char *s, size_t usable);
+char *prometheus_units_copy(char *d, const char *s, size_t usable, int showoldunits);
+
+void format_host_labels_prometheus(struct instance *instance, RRDHOST *host);
+
+extern void prometheus_clean_server_root();
+
+#endif //NETDATA_EXPORTING_PROMETHEUS_H