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// This package defines protocol for use with cloudprober's external | |
// probe (in server mode). | |
syntax = "proto2"; | |
package cloudprober; | |
option go_package = "github.com/google/cloudprober/probes/external/proto"; | |
// ProbeRequest is the message that cloudprober sends to the external probe | |
// server. | |
message ProbeRequest { | |
// The unique identifier for this request. This is unique across | |
// an execution of the probe server. It starts at 1. | |
required int32 request_id = 1; | |
// How long to allow for the execution of this request, in | |
// milliseconds. If the time limit is exceeded, the server | |
// should abort the request, but *not* send back a reply. The | |
// client will have to do timeouts anyway. | |
required int32 time_limit = 2; | |
message Option { | |
required string name = 1; | |
required string value = 2; | |
} | |
repeated Option options = 3; | |
} | |
// ProbeReply is the message that external probe server sends back to the | |
// cloudprober. | |
message ProbeReply { | |
// The sequence number for this request. | |
required int32 request_id = 1; | |
// For a normal result, this is not present. | |
// If it is present, it indicates that the probe failed. | |
optional string error_message = 2; | |
// The result of the probe. Cloudprober parses the payload to retrieve | |
// variables from it. It expects variables in the following format: | |
// var1 value1 (for example: total_errors 589) | |
// TODO(manugarg): Add an option to export mapped variables, for example: | |
// client-errors map:lang java:200 python:20 golang:3 | |
optional string payload = 3; | |
} |