import * as pulumi from "@pulumi/pulumi";
import * as outputs from "../types/output";
/**
 * Data Source schema for Volcengine::APIG::Upstream
 */
export declare function getUpstream(args: GetUpstreamArgs, opts?: pulumi.InvokeOptions): Promise<GetUpstreamResult>;
/**
 * A collection of arguments for invoking getUpstream.
 */
export interface GetUpstreamArgs {
    /**
     * Uniquely identifies the resource.
     */
    id: string;
}
/**
 * A collection of values returned by getUpstream.
 */
export interface GetUpstreamResult {
    /**
     * Backend node. Not valid when the upstream source type is VeFaas
     */
    readonly backendTargets: outputs.apig.GetUpstreamBackendTarget[];
    /**
     * Service circuit breaking configuration
     */
    readonly circuitBreakingSettings: outputs.apig.GetUpstreamCircuitBreakingSettings;
    /**
     * Remarks
     */
    readonly comments: string;
    /**
     * Connection Pool Configuration
     */
    readonly connectionPoolSettings: outputs.apig.GetUpstreamConnectionPoolSettings;
    /**
     * Upstream creation time
     */
    readonly createdTime: string;
    /**
     * Gateway Instance ID
     */
    readonly gatewayId: string;
    /**
     * Uniquely identifies the resource.
     */
    readonly id: string;
    /**
     * Load Balancing Configuration
     */
    readonly loadBalancerSettings: outputs.apig.GetUpstreamLoadBalancerSettings;
    /**
     * Upstream name
     */
    readonly name: string;
    /**
     * Protocol. Options: HTTP: HTTP/1.1; HTTP2: HTTP/2; GRPC: GRPC
     */
    readonly protocol: string;
    /**
     * Upstream source type. Options: VeFaas: function service. ECS: cloud server. K8S: container service. Nacos: registry. AIProvider: AI model proxy
     */
    readonly sourceType: string;
    /**
     * TLS Configuration
     */
    readonly tlsSettings: outputs.apig.GetUpstreamTlsSettings;
    /**
     * Upstream update time
     */
    readonly updatedTime: string;
    /**
     * Upstream ID。
     */
    readonly upstreamId: string;
    /**
     * Upstream Configuration
     */
    readonly upstreamSpec: outputs.apig.GetUpstreamUpstreamSpec;
    /**
     * Upstream version, only valid when the upstream source type is K8S
     */
    readonly versionDetails: outputs.apig.GetUpstreamVersionDetail[];
}
/**
 * Data Source schema for Volcengine::APIG::Upstream
 */
export declare function getUpstreamOutput(args: GetUpstreamOutputArgs, opts?: pulumi.InvokeOutputOptions): pulumi.Output<GetUpstreamResult>;
/**
 * A collection of arguments for invoking getUpstream.
 */
export interface GetUpstreamOutputArgs {
    /**
     * Uniquely identifies the resource.
     */
    id: pulumi.Input<string>;
}