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Edit File: uptime.proto

// Copyright 2021 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

package google.monitoring.v3;

import "google/api/monitored_resource.proto";
import "google/api/resource.proto";
import "google/protobuf/duration.proto";

option csharp_namespace = "Google.Cloud.Monitoring.V3";
option go_package = "google.golang.org/genproto/googleapis/monitoring/v3;monitoring";
option java_multiple_files = true;
option java_outer_classname = "UptimeProto";
option java_package = "com.google.monitoring.v3";
option php_namespace = "Google\\Cloud\\Monitoring\\V3";
option ruby_package = "Google::Cloud::Monitoring::V3";

// An internal checker allows Uptime checks to run on private/internal GCP
// resources.
message InternalChecker {
  option deprecated = true;

// Operational states for an internal checker.
  enum State {
    // An internal checker should never be in the unspecified state.
    UNSPECIFIED = 0;

// The checker is being created, provisioned, and configured. A checker in
    // this state can be returned by `ListInternalCheckers` or
    // `GetInternalChecker`, as well as by examining the [long running
    // Operation](https://cloud.google.com/apis/design/design_patterns#long_running_operations)
    // that created it.
    CREATING = 1;

// The checker is running and available for use. A checker in this state
    // can be returned by `ListInternalCheckers` or `GetInternalChecker` as
    // well as by examining the [long running
    // Operation](https://cloud.google.com/apis/design/design_patterns#long_running_operations)
    // that created it.
    // If a checker is being torn down, it is neither visible nor usable, so
    // there is no "deleting" or "down" state.
    RUNNING = 2;
  }

// A unique resource name for this InternalChecker. The format is:
  //
  //     projects/[PROJECT_ID_OR_NUMBER]/internalCheckers/[INTERNAL_CHECKER_ID]
  //
  // `[PROJECT_ID_OR_NUMBER]` is the Stackdriver Workspace project for the
  // Uptime check config associated with the internal checker.
  string name = 1;

// The checker's human-readable name. The display name
  // should be unique within a Stackdriver Workspace in order to make it easier
  // to identify; however, uniqueness is not enforced.
  string display_name = 2;

// The [GCP VPC network](https://cloud.google.com/vpc/docs/vpc) where the
  // internal resource lives (ex: "default").
  string network = 3;

// The GCP zone the Uptime check should egress from. Only respected for
  // internal Uptime checks, where internal_network is specified.
  string gcp_zone = 4;

// The GCP project ID where the internal checker lives. Not necessary
  // the same as the Workspace project.
  string peer_project_id = 6;

// The current operational state of the internal checker.
  State state = 7;
}

// The regions from which an Uptime check can be run.
enum UptimeCheckRegion {
  // Default value if no region is specified. Will result in Uptime checks
  // running from all regions.
  REGION_UNSPECIFIED = 0;

// Allows checks to run from locations within the United States of America.
  USA = 1;

// Allows checks to run from locations within the continent of Europe.
  EUROPE = 2;

// Allows checks to run from locations within the continent of South
  // America.
  SOUTH_AMERICA = 3;

// Allows checks to run from locations within the Asia Pacific area (ex:
  // Singapore).
  ASIA_PACIFIC = 4;
}

// This message configures which resources and services to monitor for
// availability.
message UptimeCheckConfig {
  option (google.api.resource) = {
    type: "monitoring.googleapis.com/UptimeCheckConfig"
    pattern: "projects/{project}/uptimeCheckConfigs/{uptime_check_config}"
    pattern: "organizations/{organization}/uptimeCheckConfigs/{uptime_check_config}"
    pattern: "folders/{folder}/uptimeCheckConfigs/{uptime_check_config}"
    pattern: "*"
  };

// The resource submessage for group checks. It can be used instead of a
  // monitored resource, when multiple resources are being monitored.
  message ResourceGroup {
    // The group of resources being monitored. Should be only the `[GROUP_ID]`,
    // and not the full-path
    // `projects/[PROJECT_ID_OR_NUMBER]/groups/[GROUP_ID]`.
    string group_id = 1;

// The resource type of the group members.
    GroupResourceType resource_type = 2;
  }

// Information involved in an HTTP/HTTPS Uptime check request.
  message HttpCheck {
    // The authentication parameters to provide to the specified resource or
    // URL that requires a username and password. Currently, only
    // [Basic HTTP authentication](https://tools.ietf.org/html/rfc7617) is
    // supported in Uptime checks.
    message BasicAuthentication {
      // The username to use when authenticating with the HTTP server.
      string username = 1;

// The password to use when authenticating with the HTTP server.
      string password = 2;
    }

// The HTTP request method options.
    enum RequestMethod {
      // No request method specified.
      METHOD_UNSPECIFIED = 0;

// GET request.
      GET = 1;

// POST request.
      POST = 2;
    }

// Header options corresponding to the content type of a HTTP request body.
    enum ContentType {
      // No content type specified.
      TYPE_UNSPECIFIED = 0;

// `body` is in URL-encoded form. Equivalent to setting the `Content-Type`
      // to `application/x-www-form-urlencoded` in the HTTP request.
      URL_ENCODED = 1;
    }

// The HTTP request method to use for the check. If set to
    // `METHOD_UNSPECIFIED` then `request_method` defaults to `GET`.
    RequestMethod request_method = 8;

// If `true`, use HTTPS instead of HTTP to run the check.
    bool use_ssl = 1;

// Optional (defaults to "/"). The path to the page against which to run
    // the check. Will be combined with the `host` (specified within the
    // `monitored_resource`) and `port` to construct the full URL. If the
    // provided path does not begin with "/", a "/" will be prepended
    // automatically.
    string path = 2;

// Optional (defaults to 80 when `use_ssl` is `false`, and 443 when
    // `use_ssl` is `true`). The TCP port on the HTTP server against which to
    // run the check. Will be combined with host (specified within the
    // `monitored_resource`) and `path` to construct the full URL.
    int32 port = 3;

// The authentication information. Optional when creating an HTTP check;
    // defaults to empty.
    BasicAuthentication auth_info = 4;

// Boolean specifying whether to encrypt the header information.
    // Encryption should be specified for any headers related to authentication
    // that you do not wish to be seen when retrieving the configuration. The
    // server will be responsible for encrypting the headers.
    // On Get/List calls, if `mask_headers` is set to `true` then the headers
    // will be obscured with `******.`
    bool mask_headers = 5;

// The list of headers to send as part of the Uptime check request.
    // If two headers have the same key and different values, they should
    // be entered as a single header, with the value being a comma-separated
    // list of all the desired values as described at
    // https://www.w3.org/Protocols/rfc2616/rfc2616.txt (page 31).
    // Entering two separate headers with the same key in a Create call will
    // cause the first to be overwritten by the second.
    // The maximum number of headers allowed is 100.
    map<string, string> headers = 6;

// The content type header to use for the check. The following
    // configurations result in errors:
    // 1. Content type is specified in both the `headers` field and the
    // `content_type` field.
    // 2. Request method is `GET` and `content_type` is not `TYPE_UNSPECIFIED`
    // 3. Request method is `POST` and `content_type` is `TYPE_UNSPECIFIED`.
    // 4. Request method is `POST` and a "Content-Type" header is provided via
    // `headers` field. The `content_type` field should be used instead.
    ContentType content_type = 9;

// Boolean specifying whether to include SSL certificate validation as a
    // part of the Uptime check. Only applies to checks where
    // `monitored_resource` is set to `uptime_url`. If `use_ssl` is `false`,
    // setting `validate_ssl` to `true` has no effect.
    bool validate_ssl = 7;

// The request body associated with the HTTP POST request. If `content_type`
    // is `URL_ENCODED`, the body passed in must be URL-encoded. Users can
    // provide a `Content-Length` header via the `headers` field or the API will
    // do so. If the `request_method` is `GET` and `body` is not empty, the API
    // will return an error. The maximum byte size is 1 megabyte. Note: As with
    // all `bytes` fields, JSON representations are base64 encoded. e.g.:
    // "foo=bar" in URL-encoded form is "foo%3Dbar" and in base64 encoding is
    // "Zm9vJTI1M0RiYXI=".
    bytes body = 10;
  }

// Information required for a TCP Uptime check request.
  message TcpCheck {
    // The TCP port on the server against which to run the check. Will be
    // combined with host (specified within the `monitored_resource`) to
    // construct the full URL. Required.
    int32 port = 1;
  }

// Optional. Used to perform content matching. This allows matching based on
  // substrings and regular expressions, together with their negations. Only the
  // first 4&nbsp;MB of an HTTP or HTTPS check's response (and the first
  // 1&nbsp;MB of a TCP check's response) are examined for purposes of content
  // matching.
  message ContentMatcher {
    // Options to perform content matching.
    enum ContentMatcherOption {
      // No content matcher type specified (maintained for backward
      // compatibility, but deprecated for future use).
      // Treated as `CONTAINS_STRING`.
      CONTENT_MATCHER_OPTION_UNSPECIFIED = 0;

// Selects substring matching. The match succeeds if the output contains
      // the `content` string.  This is the default value for checks without
      // a `matcher` option, or where the value of `matcher` is
      // `CONTENT_MATCHER_OPTION_UNSPECIFIED`.
      CONTAINS_STRING = 1;

// Selects negation of substring matching. The match succeeds if the
      // output does _NOT_ contain the `content` string.
      NOT_CONTAINS_STRING = 2;

// Selects regular-expression matching. The match succeeds of the output
      // matches the regular expression specified in the `content` string.
      // Regex matching is only supported for HTTP/HTTPS checks.
      MATCHES_REGEX = 3;

// Selects negation of regular-expression matching. The match succeeds if
      // the output does _NOT_ match the regular expression specified in the
      // `content` string. Regex matching is only supported for HTTP/HTTPS
      // checks.
      NOT_MATCHES_REGEX = 4;
    }

// String or regex content to match. Maximum 1024 bytes. An empty `content`
    // string indicates no content matching is to be performed.
    string content = 1;

// The type of content matcher that will be applied to the server output,
    // compared to the `content` string when the check is run.
    ContentMatcherOption matcher = 2;
  }

// A unique resource name for this Uptime check configuration. The format is:
  //
  //      projects/[PROJECT_ID_OR_NUMBER]/uptimeCheckConfigs/[UPTIME_CHECK_ID]
  //
  // `[PROJECT_ID_OR_NUMBER]` is the Workspace host project associated with the
  // Uptime check.
  //
  // This field should be omitted when creating the Uptime check configuration;
  // on create, the resource name is assigned by the server and included in the
  // response.
  string name = 1;

// A human-friendly name for the Uptime check configuration. The display name
  // should be unique within a Stackdriver Workspace in order to make it easier
  // to identify; however, uniqueness is not enforced. Required.
  string display_name = 2;

// The resource the check is checking. Required.
  oneof resource {
    // The [monitored
    // resource](https://cloud.google.com/monitoring/api/resources) associated
    // with the configuration.
    // The following monitored resource types are valid for this field:
    //   `uptime_url`,
    //   `gce_instance`,
    //   `gae_app`,
    //   `aws_ec2_instance`,
    //   `aws_elb_load_balancer`
    //   `k8s_service`
    google.api.MonitoredResource monitored_resource = 3;

// The group resource associated with the configuration.
    ResourceGroup resource_group = 4;
  }

// The type of Uptime check request.
  oneof check_request_type {
    // Contains information needed to make an HTTP or HTTPS check.
    HttpCheck http_check = 5;

// Contains information needed to make a TCP check.
    TcpCheck tcp_check = 6;
  }

// How often, in seconds, the Uptime check is performed.
  // Currently, the only supported values are `60s` (1 minute), `300s`
  // (5 minutes), `600s` (10 minutes), and `900s` (15 minutes). Optional,
  // defaults to `60s`.
  google.protobuf.Duration period = 7;

// The maximum amount of time to wait for the request to complete (must be
  // between 1 and 60 seconds). Required.
  google.protobuf.Duration timeout = 8;

// The content that is expected to appear in the data returned by the target
  // server against which the check is run.  Currently, only the first entry
  // in the `content_matchers` list is supported, and additional entries will
  // be ignored. This field is optional and should only be specified if a
  // content match is required as part of the/ Uptime check.
  repeated ContentMatcher content_matchers = 9;

// The list of regions from which the check will be run.
  // Some regions contain one location, and others contain more than one.
  // If this field is specified, enough regions must be provided to include a
  // minimum of 3 locations.  Not specifying this field will result in Uptime
  // checks running from all available regions.
  repeated UptimeCheckRegion selected_regions = 10;

// If this is `true`, then checks are made only from the 'internal_checkers'.
  // If it is `false`, then checks are made only from the 'selected_regions'.
  // It is an error to provide 'selected_regions' when is_internal is `true`,
  // or to provide 'internal_checkers' when is_internal is `false`.
  bool is_internal = 15 [deprecated = true];

// The internal checkers that this check will egress from. If `is_internal` is
  // `true` and this list is empty, the check will egress from all the
  // InternalCheckers configured for the project that owns this
  // `UptimeCheckConfig`.
  repeated InternalChecker internal_checkers = 14 [deprecated = true];
}

// Contains the region, location, and list of IP
// addresses where checkers in the location run from.
message UptimeCheckIp {
  // A broad region category in which the IP address is located.
  UptimeCheckRegion region = 1;

// A more specific location within the region that typically encodes
  // a particular city/town/metro (and its containing state/province or country)
  // within the broader umbrella region category.
  string location = 2;

// The IP address from which the Uptime check originates. This is a fully
  // specified IP address (not an IP address range). Most IP addresses, as of
  // this publication, are in IPv4 format; however, one should not rely on the
  // IP addresses being in IPv4 format indefinitely, and should support
  // interpreting this field in either IPv4 or IPv6 format.
  string ip_address = 3;
}

// The supported resource types that can be used as values of
// `group_resource.resource_type`.
// `INSTANCE` includes `gce_instance` and `aws_ec2_instance` resource types.
// The resource types `gae_app` and `uptime_url` are not valid here because
// group checks on App Engine modules and URLs are not allowed.
enum GroupResourceType {
  // Default value (not valid).
  RESOURCE_TYPE_UNSPECIFIED = 0;

// A group of instances from Google Cloud Platform (GCP) or
  // Amazon Web Services (AWS).
  INSTANCE = 1;

// A group of Amazon ELB load balancers.
  AWS_ELB_LOAD_BALANCER = 2;
}

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