1 files changed, 121 insertions, 0 deletions
diff --git a/aclk/schema-wrappers/chart_stream.h b/aclk/schema-wrappers/chart_stream.h
new file mode 100644
index 000000000..7a46ecd8e
--- /dev/null
+++ b/aclk/schema-wrappers/chart_stream.h
@@ -0,0 +1,121 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef ACLK_SCHEMA_WRAPPER_CHART_STREAM_H
+#define ACLK_SCHEMA_WRAPPER_CHART_STREAM_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "database/rrd.h"
+
+typedef struct {
+    char* claim_id;
+    char* node_id;
+
+    uint64_t seq_id;
+    uint64_t batch_id;
+
+    struct timeval seq_id_created_at;
+} stream_charts_and_dims_t;
+
+stream_charts_and_dims_t parse_stream_charts_and_dims(const char *data, size_t len);
+
+typedef struct {
+    char* claim_id;
+    char* node_id;
+
+    uint64_t last_seq_id;
+} chart_and_dim_ack_t;
+
+chart_and_dim_ack_t parse_chart_and_dimensions_ack(const char *data, size_t len);
+
+enum chart_reset_reason {
+    DB_EMPTY,
+    SEQ_ID_NOT_EXISTS,
+    TIMESTAMP_MISMATCH
+};
+
+typedef struct {
+    char *claim_id;
+    char *node_id;
+
+    enum chart_reset_reason reason;
+} chart_reset_t;
+
+char *generate_reset_chart_messages(size_t *len, const chart_reset_t reset);
+
+struct aclk_message_position {
+    uint64_t sequence_id;
+    struct timeval seq_id_creation_time;
+    uint64_t previous_sequence_id;
+};
+
+struct chart_instance_updated {
+    const char *id;
+    const char *claim_id;
+    const char *node_id;
+    const char *name;
+
+    struct label *label_head;
+
+    RRD_MEMORY_MODE memory_mode;
+
+    uint32_t update_every;
+    const char * config_hash;
+
+    struct aclk_message_position position;
+};
+
+void chart_instance_updated_destroy(struct chart_instance_updated *instance);
+
+struct chart_dimension_updated {
+    const char *id;
+    const char *chart_id;
+    const char *node_id;
+    const char *claim_id;
+    const char *name;
+    struct timeval created_at;
+    struct timeval last_timestamp;
+    struct aclk_message_position position;
+};
+
+typedef struct {
+    struct chart_instance_updated *charts;
+    uint16_t chart_count;
+
+    struct chart_dimension_updated *dims;
+    uint16_t dim_count;
+
+    uint64_t batch_id;
+} charts_and_dims_updated_t;
+
+struct interval_duration {
+    uint32_t update_every;
+    uint32_t retention;
+};
+
+struct retention_updated {
+    char *claim_id;
+    char *node_id;
+
+    RRD_MEMORY_MODE memory_mode;
+
+    struct interval_duration *interval_durations;
+    int interval_duration_count;
+
+    struct timeval rotation_timestamp;
+};
+
+char *generate_charts_and_dimensions_updated(size_t *len, char **payloads, size_t *payload_sizes, int *is_dim, struct aclk_message_position *new_positions, uint64_t batch_id);
+char *generate_charts_updated(size_t *len, char **payloads, size_t *payload_sizes, struct aclk_message_position *new_positions);
+char *generate_chart_instance_updated(size_t *len, const struct chart_instance_updated *update);
+char *generate_chart_dimensions_updated(size_t *len, char **payloads, size_t *payload_sizes, struct aclk_message_position *new_positions);
+char *generate_chart_dimension_updated(size_t *len, const struct chart_dimension_updated *dim);
+char *generate_retention_updated(size_t *len, struct retention_updated *data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ACLK_SCHEMA_WRAPPER_CHART_STREAM_H */