open-consul/proto-public/pbmesh/v1alpha1/upstreams.proto

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Protocol Buffer

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
syntax = "proto3";
package hashicorp.consul.mesh.v1alpha1;
import "google/protobuf/duration.proto";
import "pbcatalog/v1alpha1/selector.proto";
import "pbmesh/v1alpha1/connection.proto";
import "pbmesh/v1alpha1/routing.proto";
import "pbresource/resource.proto";
message Upstreams {
// Selection of workloads these upstreams should apply to.
// These can be prefixes or specific workload names.
hashicorp.consul.catalog.v1alpha1.WorkloadSelector workloads = 1;
repeated Upstream upstreams = 2;
repeated PreparedQueryUpstream pq_upstreams = 3;
UpstreamConfig upstream_config = 4;
}
message Upstream {
hashicorp.consul.resource.ID destination_ref = 1;
string destination_port = 2;
string datacenter = 3;
oneof listen_addr {
TCPAddress tcp = 4;
UnixSocketAddress unix = 5;
}
UpstreamConfig upstream_config = 7;
}
message TCPAddress {
string ip = 1;
uint32 port = 2;
}
message UnixSocketAddress {
string path = 1;
string mode = 2;
}
message PreparedQueryUpstream {
string name = 1;
string datacenter = 2;
oneof listen_addr {
TCPAddress tcp = 4;
UnixSocketAddress unix = 5;
}
UpstreamConfig upstream_config = 6;
}
message UpstreamConfig {
uint64 connect_timeout_ms = 2;
UpstreamLimits limits = 3;
PassiveHealthCheck passive_health_check = 4;
BalanceInboundConnections balance_inbound_connections = 5;
MeshGatewayMode mesh_gateway_mode = 6;
}
// UpstreamLimits describes the limits that are associated with a specific
// upstream of a service instance.
message UpstreamLimits {
// MaxConnections is the maximum number of connections the local proxy can
// make to the upstream service.
int32 max_connections = 1;
// MaxPendingRequests is the maximum number of requests that will be queued
// waiting for an available connection. This is mostly applicable to HTTP/1.1
// clusters since all HTTP/2 requests are streamed over a single
// connection.
int32 max_pending_requests = 2;
// MaxConcurrentRequests is the maximum number of in-flight requests that will be allowed
// to the upstream cluster at a point in time. This is mostly applicable to HTTP/2
// clusters since all HTTP/1.1 requests are limited by MaxConnections.
int32 max_concurrent_requests = 3;
}
message PassiveHealthCheck {
// Interval between health check analysis sweeps. Each sweep may remove
// hosts or return hosts to the pool.
google.protobuf.Duration interval = 1;
// MaxFailures is the count of consecutive failures that results in a host
// being removed from the pool.
uint32 max_failures = 2;
// EnforcingConsecutive5xx is the % chance that a host will be actually ejected
// when an outlier status is detected through consecutive 5xx.
// This setting can be used to disable ejection or to ramp it up slowly. Defaults to 100.
uint32 enforcing_consecutive_5xx = 3;
}