From 5da14042f70711ea5cf66e034699730335462f66 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 5 May 2024 14:08:03 +0200
Subject: Merging upstream version 1.45.3+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/aclk/aclk-schemas/proto/chart/v1/stream.proto | 86 +++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 src/aclk/aclk-schemas/proto/chart/v1/stream.proto

(limited to 'src/aclk/aclk-schemas/proto/chart/v1/stream.proto')

diff --git a/src/aclk/aclk-schemas/proto/chart/v1/stream.proto b/src/aclk/aclk-schemas/proto/chart/v1/stream.proto
new file mode 100644
index 000000000..9473538f2
--- /dev/null
+++ b/src/aclk/aclk-schemas/proto/chart/v1/stream.proto
@@ -0,0 +1,86 @@
+syntax = "proto3";
+
+package chart.v1;
+
+import "google/protobuf/timestamp.proto";
+
+import "proto/chart/v1/instance.proto";
+import "proto/chart/v1/dimension.proto";
+
+option go_package = "chart/stream/v1;chartstream";
+
+// StreamChartsAndDimensions is a Command produced by the Cloud, consumed by the Agent.
+//
+// It instructs the Agent to start sending ChartsAndDimensionsUpdated messages for a NodeInstance
+// after the last sequence_id that the Cloud has successfully ingested.
+message StreamChartsAndDimensions {
+  // claim_id, node_id pair is used to identify the Node Instance
+  string claim_id = 1;
+  string node_id = 2;
+
+  // sequence_id last verified sequence sent by the Agent
+  uint64 sequence_id = 3;
+  // batch_id identifies the stream_id and gets incremented every time the Cloud sends a new StreamChartsAndDimensions command
+  uint64 batch_id = 4;
+  // seq_id_created_at autogenerated timestamp in Agent's DB upon sequence_id creation
+  google.protobuf.Timestamp seq_id_created_at = 5;
+}
+
+
+// ChartsAndDimensionsAck is an Event produced by the Cloud, consumed by the Agent.
+//
+// This Event is an acknowledgment from the Cloud side that Chart messages up to a specific last_sequence_id
+// have been successfully ingested, and could be potentially deleted from the Agent's DB.
+message ChartsAndDimensionsAck {
+  string claim_id = 1;
+  string node_id = 2;
+  // the last verified stored message's seq_id
+  uint64 last_sequence_id = 3;
+}
+
+// ResetChartMessages is a Command produced by the Agent, consumed by the Cloud.
+//
+// This Command instructs the Cloud to clear its Chart state for a specific NodeInstance and re-sync
+// because of a ResetReason.
+message ResetChartMessages {
+  // claim_id, node_id pair is used to identify the Node Instance
+  string claim_id = 1;
+  string node_id = 2;
+
+  ResetReason reason = 3;
+}
+
+enum ResetReason {
+  DB_EMPTY = 0;
+  SEQ_ID_NOT_EXISTS = 1;
+  TIMESTAMP_MISMATCH = 2;
+}
+
+// ChartsAndDimensionsUpdated is a wrapper Event (`fat` message) produced by the Agent, consumed by the Cloud.
+//
+// It potentially includes a collection of ChartInstanceUpdated messages and|or a collection of ChartDimensionUpdated messages.
+message ChartsAndDimensionsUpdated {
+  repeated chart.v1.ChartInstanceUpdated charts = 1;
+  repeated chart.v1.ChartDimensionUpdated dimensions = 2;
+  uint64 batch_id = 3;
+}
+
+// RetentionUpdated includes the available retentions (in seconds) of the dimensions - of a specific node instance and memory-mode -
+// on a per update_every level.
+// This message is sent over upon Agent Database rotation events to inform the Cloud in total about the newly updated data retentions
+// of a node instance's dimensions.
+message RetentionUpdated {
+  // claim_id, node_id pair is used to identify the Node Instance
+  string claim_id = 1;
+  string node_id = 2;
+  // the memory_mode used by the node instance's chart instances
+  chart.v1.MemoryMode memory_mode = 3;
+  // this mapping identifies the newly updated available retention (in seconds) of the node instance's dimensions
+  // the keys are the update_every categories of various dimensions (1, 2, 4, 10 etc.),
+  // and the values are the available retention (in seconds) of each dimension belonging to the update_every category
+  // denoted by the key
+  map<uint32, uint32> interval_durations = 4;
+  // the timestamp when the db rotation event took place. Can be used in conjunction with the interval_durations
+  // to compute the beginning of each `updated_every` group's retention
+  google.protobuf.Timestamp rotation_timestamp = 5;
+}
-- 
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