import * as pulumi from "@pulumi/pulumi";
import * as inputs from "../types/input";
import * as outputs from "../types/output";
/**
 * A server group is a set of backend servers.
 *
 * ## Import
 *
 * ```sh
 * $ pulumi import volcenginecc:clb/nlbServerGroup:NlbServerGroup example "server_group_id"
 * ```
 */
export declare class NlbServerGroup extends pulumi.CustomResource {
    /**
     * Get an existing NlbServerGroup resource's state with the given name, ID, and optional extra
     * properties used to qualify the lookup.
     *
     * @param name The _unique_ name of the resulting resource.
     * @param id The _unique_ provider ID of the resource to lookup.
     * @param state Any extra arguments used during the lookup.
     * @param opts Optional settings to control the behavior of the CustomResource.
     */
    static get(name: string, id: pulumi.Input<pulumi.ID>, state?: NlbServerGroupState, opts?: pulumi.CustomResourceOptions): NlbServerGroup;
    /**
     * Returns true if the given object is an instance of NlbServerGroup.  This is designed to work even
     * when multiple copies of the Pulumi SDK have been loaded into the same process.
     */
    static isInstance(obj: any): obj is NlbServerGroup;
    /**
     * Account ID
     */
    readonly accountId: pulumi.Output<string>;
    /**
     * Enable all-port forwarding
     */
    readonly anyPortEnabled: pulumi.Output<boolean>;
    /**
     * Enable backend security group pass-through. This parameter can only be configured when Type is 'instance'.
     */
    readonly bypassSecurityGroupEnabled: pulumi.Output<boolean>;
    /**
     * Enable graceful connection termination.
     */
    readonly connectionDrainEnabled: pulumi.Output<boolean>;
    /**
     * Connection graceful shutdown timeout, range: 0–900 seconds. If ConnectionDrainEnabled is 'true', this parameter is required.
     */
    readonly connectionDrainTimeout: pulumi.Output<number>;
    /**
     * Backend server group creation time
     */
    readonly createdTime: pulumi.Output<string>;
    /**
     * Description of the backend server group, description of the server group. Must start with a letter, number, or Chinese character, and can include the following special characters: English comma (,), period (.), underscore (_), space ( ), equals sign (=), hyphen (-), Chinese comma (，), Chinese period（。）. Length limit: 0–255 characters. If this parameter is not provided, the default is an empty string.
     */
    readonly description: pulumi.Output<string>;
    /**
     * Health check parameters
     */
    readonly healthCheck: pulumi.Output<outputs.clb.NlbServerGroupHealthCheck>;
    /**
     * IP address type of the server group. Options: ipv4 (default): The server group only supports adding IPv4 type backend servers. ipv6: The server group only supports adding IPv6 type backend servers.
     */
    readonly ipAddressVersion: pulumi.Output<string>;
    /**
     * Enable source address persistence
     */
    readonly preserveClientIpEnabled: pulumi.Output<boolean>;
    /**
     * Project name
     */
    readonly projectName: pulumi.Output<string>;
    /**
     * Communication protocol used by NLB to forward traffic to backend servers. Options: TCP. UDP.
     */
    readonly protocol: pulumi.Output<string>;
    /**
     * Enable Proxy-Protocol. Available values: off (default): disabled. standard: enabled. NLB forwards the client source IP address to the backend server via Proxy-Protocol. Proxy-Protocol must also be configured on the backend server.
     */
    readonly proxyProtocolType: pulumi.Output<string>;
    /**
     * NLB instance associated with the server group.
     */
    readonly relatedLoadBalancerIds: pulumi.Output<string[]>;
    /**
     * Rules followed by NLB when forwarding traffic. Options: wrr (default): Weighted round robin. Backend servers with higher weights are selected more frequently (higher probability). wlc: Weighted least connections. Based on the least number of connections, assigns different weights to backend servers according to their processing capabilities, allowing each server to handle a corresponding number of service requests. sh: Source address hash. Uses consistent hashing based on the source IP address; requests from the same source address are routed to the same backend server.
     */
    readonly scheduler: pulumi.Output<string>;
    /**
     * Number of backend servers in the server group.
     */
    readonly serverCount: pulumi.Output<number>;
    /**
     * Server group ID
     */
    readonly serverGroupId: pulumi.Output<string>;
    /**
     * Server group name. Must start with a letter, number, or Chinese character, and can include the following special characters: period (.), underscore (_), and hyphen (-). Limit: 1–128 characters. If not specified, defaults to the server group ID
     */
    readonly serverGroupName: pulumi.Output<string>;
    readonly servers: pulumi.Output<outputs.clb.NlbServerGroupServer[]>;
    /**
     * Enable session persistence.
     */
    readonly sessionPersistenceEnabled: pulumi.Output<boolean>;
    /**
     * Session persistence timeout. Range: 1–3600 seconds, default: 1000 seconds
     */
    readonly sessionPersistenceTimeout: pulumi.Output<number>;
    /**
     * Server group status
     */
    readonly status: pulumi.Output<string>;
    readonly tags: pulumi.Output<outputs.clb.NlbServerGroupTag[]>;
    /**
     * Enable removal of TCP/HTTP/HTTPS packet timestamps
     */
    readonly timestampRemoveEnabled: pulumi.Output<boolean>;
    /**
     * Server group type. Available values: instance (default): server type. Supports adding cloud server instances and auxiliary network interfaces bound to cloud server instances as backend servers. ip: IP address type. Supports adding any network-accessible server in a VPC or IDC as a backend server.
     */
    readonly type: pulumi.Output<string>;
    /**
     * Last update time of the backend server group.
     */
    readonly updatedTime: pulumi.Output<string>;
    /**
     * ID of the private network to which the server group belongs
     */
    readonly vpcId: pulumi.Output<string>;
    /**
     * Create a NlbServerGroup resource with the given unique name, arguments, and options.
     *
     * @param name The _unique_ name of the resource.
     * @param args The arguments to use to populate this resource's properties.
     * @param opts A bag of options that control this resource's behavior.
     */
    constructor(name: string, args: NlbServerGroupArgs, opts?: pulumi.CustomResourceOptions);
}
/**
 * Input properties used for looking up and filtering NlbServerGroup resources.
 */
export interface NlbServerGroupState {
    /**
     * Account ID
     */
    accountId?: pulumi.Input<string>;
    /**
     * Enable all-port forwarding
     */
    anyPortEnabled?: pulumi.Input<boolean>;
    /**
     * Enable backend security group pass-through. This parameter can only be configured when Type is 'instance'.
     */
    bypassSecurityGroupEnabled?: pulumi.Input<boolean>;
    /**
     * Enable graceful connection termination.
     */
    connectionDrainEnabled?: pulumi.Input<boolean>;
    /**
     * Connection graceful shutdown timeout, range: 0–900 seconds. If ConnectionDrainEnabled is 'true', this parameter is required.
     */
    connectionDrainTimeout?: pulumi.Input<number>;
    /**
     * Backend server group creation time
     */
    createdTime?: pulumi.Input<string>;
    /**
     * Description of the backend server group, description of the server group. Must start with a letter, number, or Chinese character, and can include the following special characters: English comma (,), period (.), underscore (_), space ( ), equals sign (=), hyphen (-), Chinese comma (，), Chinese period（。）. Length limit: 0–255 characters. If this parameter is not provided, the default is an empty string.
     */
    description?: pulumi.Input<string>;
    /**
     * Health check parameters
     */
    healthCheck?: pulumi.Input<inputs.clb.NlbServerGroupHealthCheck>;
    /**
     * IP address type of the server group. Options: ipv4 (default): The server group only supports adding IPv4 type backend servers. ipv6: The server group only supports adding IPv6 type backend servers.
     */
    ipAddressVersion?: pulumi.Input<string>;
    /**
     * Enable source address persistence
     */
    preserveClientIpEnabled?: pulumi.Input<boolean>;
    /**
     * Project name
     */
    projectName?: pulumi.Input<string>;
    /**
     * Communication protocol used by NLB to forward traffic to backend servers. Options: TCP. UDP.
     */
    protocol?: pulumi.Input<string>;
    /**
     * Enable Proxy-Protocol. Available values: off (default): disabled. standard: enabled. NLB forwards the client source IP address to the backend server via Proxy-Protocol. Proxy-Protocol must also be configured on the backend server.
     */
    proxyProtocolType?: pulumi.Input<string>;
    /**
     * NLB instance associated with the server group.
     */
    relatedLoadBalancerIds?: pulumi.Input<pulumi.Input<string>[]>;
    /**
     * Rules followed by NLB when forwarding traffic. Options: wrr (default): Weighted round robin. Backend servers with higher weights are selected more frequently (higher probability). wlc: Weighted least connections. Based on the least number of connections, assigns different weights to backend servers according to their processing capabilities, allowing each server to handle a corresponding number of service requests. sh: Source address hash. Uses consistent hashing based on the source IP address; requests from the same source address are routed to the same backend server.
     */
    scheduler?: pulumi.Input<string>;
    /**
     * Number of backend servers in the server group.
     */
    serverCount?: pulumi.Input<number>;
    /**
     * Server group ID
     */
    serverGroupId?: pulumi.Input<string>;
    /**
     * Server group name. Must start with a letter, number, or Chinese character, and can include the following special characters: period (.), underscore (_), and hyphen (-). Limit: 1–128 characters. If not specified, defaults to the server group ID
     */
    serverGroupName?: pulumi.Input<string>;
    servers?: pulumi.Input<pulumi.Input<inputs.clb.NlbServerGroupServer>[]>;
    /**
     * Enable session persistence.
     */
    sessionPersistenceEnabled?: pulumi.Input<boolean>;
    /**
     * Session persistence timeout. Range: 1–3600 seconds, default: 1000 seconds
     */
    sessionPersistenceTimeout?: pulumi.Input<number>;
    /**
     * Server group status
     */
    status?: pulumi.Input<string>;
    tags?: pulumi.Input<pulumi.Input<inputs.clb.NlbServerGroupTag>[]>;
    /**
     * Enable removal of TCP/HTTP/HTTPS packet timestamps
     */
    timestampRemoveEnabled?: pulumi.Input<boolean>;
    /**
     * Server group type. Available values: instance (default): server type. Supports adding cloud server instances and auxiliary network interfaces bound to cloud server instances as backend servers. ip: IP address type. Supports adding any network-accessible server in a VPC or IDC as a backend server.
     */
    type?: pulumi.Input<string>;
    /**
     * Last update time of the backend server group.
     */
    updatedTime?: pulumi.Input<string>;
    /**
     * ID of the private network to which the server group belongs
     */
    vpcId?: pulumi.Input<string>;
}
/**
 * The set of arguments for constructing a NlbServerGroup resource.
 */
export interface NlbServerGroupArgs {
    /**
     * Enable all-port forwarding
     */
    anyPortEnabled?: pulumi.Input<boolean>;
    /**
     * Enable backend security group pass-through. This parameter can only be configured when Type is 'instance'.
     */
    bypassSecurityGroupEnabled?: pulumi.Input<boolean>;
    /**
     * Enable graceful connection termination.
     */
    connectionDrainEnabled?: pulumi.Input<boolean>;
    /**
     * Connection graceful shutdown timeout, range: 0–900 seconds. If ConnectionDrainEnabled is 'true', this parameter is required.
     */
    connectionDrainTimeout?: pulumi.Input<number>;
    /**
     * Description of the backend server group, description of the server group. Must start with a letter, number, or Chinese character, and can include the following special characters: English comma (,), period (.), underscore (_), space ( ), equals sign (=), hyphen (-), Chinese comma (，), Chinese period（。）. Length limit: 0–255 characters. If this parameter is not provided, the default is an empty string.
     */
    description?: pulumi.Input<string>;
    /**
     * Health check parameters
     */
    healthCheck?: pulumi.Input<inputs.clb.NlbServerGroupHealthCheck>;
    /**
     * IP address type of the server group. Options: ipv4 (default): The server group only supports adding IPv4 type backend servers. ipv6: The server group only supports adding IPv6 type backend servers.
     */
    ipAddressVersion?: pulumi.Input<string>;
    /**
     * Enable source address persistence
     */
    preserveClientIpEnabled?: pulumi.Input<boolean>;
    /**
     * Project name
     */
    projectName?: pulumi.Input<string>;
    /**
     * Communication protocol used by NLB to forward traffic to backend servers. Options: TCP. UDP.
     */
    protocol: pulumi.Input<string>;
    /**
     * Enable Proxy-Protocol. Available values: off (default): disabled. standard: enabled. NLB forwards the client source IP address to the backend server via Proxy-Protocol. Proxy-Protocol must also be configured on the backend server.
     */
    proxyProtocolType?: pulumi.Input<string>;
    /**
     * Rules followed by NLB when forwarding traffic. Options: wrr (default): Weighted round robin. Backend servers with higher weights are selected more frequently (higher probability). wlc: Weighted least connections. Based on the least number of connections, assigns different weights to backend servers according to their processing capabilities, allowing each server to handle a corresponding number of service requests. sh: Source address hash. Uses consistent hashing based on the source IP address; requests from the same source address are routed to the same backend server.
     */
    scheduler?: pulumi.Input<string>;
    /**
     * Server group name. Must start with a letter, number, or Chinese character, and can include the following special characters: period (.), underscore (_), and hyphen (-). Limit: 1–128 characters. If not specified, defaults to the server group ID
     */
    serverGroupName?: pulumi.Input<string>;
    servers?: pulumi.Input<pulumi.Input<inputs.clb.NlbServerGroupServer>[]>;
    /**
     * Enable session persistence.
     */
    sessionPersistenceEnabled?: pulumi.Input<boolean>;
    /**
     * Session persistence timeout. Range: 1–3600 seconds, default: 1000 seconds
     */
    sessionPersistenceTimeout?: pulumi.Input<number>;
    tags?: pulumi.Input<pulumi.Input<inputs.clb.NlbServerGroupTag>[]>;
    /**
     * Enable removal of TCP/HTTP/HTTPS packet timestamps
     */
    timestampRemoveEnabled?: pulumi.Input<boolean>;
    /**
     * Server group type. Available values: instance (default): server type. Supports adding cloud server instances and auxiliary network interfaces bound to cloud server instances as backend servers. ip: IP address type. Supports adding any network-accessible server in a VPC or IDC as a backend server.
     */
    type?: pulumi.Input<string>;
    /**
     * ID of the private network to which the server group belongs
     */
    vpcId: pulumi.Input<string>;
}