| // Copyright 2015 The LUCI Authors. |
| // |
| // 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. |
| |
| package target |
| |
| import ( |
| "flag" |
| "fmt" |
| |
| "go.chromium.org/luci/common/flag/flagenum" |
| "go.chromium.org/luci/common/tsmon/types" |
| ) |
| |
| var _ flag.Value = (*targetTypeFlag)(nil) |
| |
| var ( |
| // NilType is given if a metric was created without the TargetType specified. |
| NilType = types.TargetType{} |
| |
| DeviceType = (*NetworkDevice)(nil).Type() |
| TaskType = (*Task)(nil).Type() |
| ) |
| |
| var targetTypeEnum = flagenum.Enum{ |
| DeviceType.Name: DeviceType, |
| TaskType.Name: TaskType, |
| } |
| |
| type targetTypeFlag struct { |
| flags *Flags |
| } |
| |
| func (ttf *targetTypeFlag) String() string { |
| if ttf.flags != nil { |
| return ttf.flags.TargetType.Name |
| } |
| return DeviceType.Name |
| } |
| |
| func (ttf *targetTypeFlag) Set(v string) error { |
| targetType, ok := targetTypeEnum[v] |
| if !ok { |
| return fmt.Errorf("unknown --ts-mon-target-type '%s'", v) |
| } |
| ttf.flags.TargetType = targetType.(types.TargetType) |
| return nil |
| } |