9fea54e0dc
plugins/driver: update driver interface to support streaming stats client/tr: use streaming stats api TODO: * how to handle errors and closed channel during stats streaming * prevent tight loop if Stats(ctx) returns an error drivers: update drivers TaskStats RPC to handle streaming results executor: better error handling in stats rpc docker: better control and error handling of stats rpc driver: allow stats to return a recoverable error
94 lines
2.2 KiB
Protocol Buffer
94 lines
2.2 KiB
Protocol Buffer
syntax = "proto3";
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package hashicorp.nomad.plugins.executor.proto;
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option go_package = "proto";
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import "google/protobuf/timestamp.proto";
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import "github.com/hashicorp/nomad/plugins/drivers/proto/driver.proto";
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service Executor {
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rpc Launch(LaunchRequest) returns (LaunchResponse) {}
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rpc Wait(WaitRequest) returns (WaitResponse) {}
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rpc Shutdown(ShutdownRequest) returns (ShutdownResponse) {}
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rpc UpdateResources(UpdateResourcesRequest) returns (UpdateResourcesResponse) {}
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rpc Version(VersionRequest) returns (VersionResponse) {}
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rpc Stats(StatsRequest) returns (stream StatsResponse) {}
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rpc Signal(SignalRequest) returns (SignalResponse) {}
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rpc Exec(ExecRequest) returns (ExecResponse) {}
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}
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message LaunchRequest {
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string cmd = 1;
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repeated string args = 2;
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hashicorp.nomad.plugins.drivers.proto.Resources resources = 3;
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string stdout_path = 4;
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string stderr_path = 5;
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repeated string env = 6;
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string user = 7;
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string task_dir = 8;
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bool resource_limits = 9;
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bool basic_process_cgroup = 10;
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repeated hashicorp.nomad.plugins.drivers.proto.Mount mounts = 11;
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repeated hashicorp.nomad.plugins.drivers.proto.Device devices = 12;
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}
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message LaunchResponse {
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ProcessState process = 1;
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}
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message WaitRequest {}
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message WaitResponse{
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ProcessState process = 1;
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}
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message ShutdownRequest {
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string signal = 1;
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int64 grace_period = 2;
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}
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message ShutdownResponse {}
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message UpdateResourcesRequest{
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hashicorp.nomad.plugins.drivers.proto.Resources resources = 1;
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}
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message UpdateResourcesResponse {}
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message VersionRequest {}
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message VersionResponse{
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string version = 1;
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}
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message StatsRequest {
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int64 interval = 1;
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}
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message StatsResponse {
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hashicorp.nomad.plugins.drivers.proto.TaskStats stats = 1;
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}
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message SignalRequest {
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int32 signal = 1;
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}
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message SignalResponse {}
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message ExecRequest {
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google.protobuf.Timestamp deadline = 1;
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string cmd = 2;
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repeated string args = 3;
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}
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message ExecResponse {
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bytes output = 1;
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int32 exit_code = 2;
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}
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message ProcessState {
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int32 pid = 1;
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int32 exit_code = 2;
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int32 signal = 3;
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google.protobuf.Timestamp time = 4;
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}
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