mirror of
https://github.com/hanzoai/tasks.git
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Jeremy BreidingandGitHub
a9e0705b9e
* Relocate membership interfaces and implementations * Relocating shared types for fx usage * Removing bootstrapparams struct * Rework dependency construction * Continued dependency construction work.
77 lines
2.1 KiB
Go
77 lines
2.1 KiB
Go
// The MIT License
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//
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// Copyright (c) 2020 Temporal Technologies Inc. All rights reserved.
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//
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// Copyright (c) 2020 Uber Technologies, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package membership
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import (
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"context"
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"go.uber.org/fx"
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)
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var HostInfoProviderModule = fx.Options(
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fx.Provide(NewHostInfoProvider),
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fx.Invoke(HostInfoProviderLifetimeHooks),
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)
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type (
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CachingHostInfoProvider struct {
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hostInfo *HostInfo
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membershipMonitor Monitor
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}
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)
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func NewHostInfoProvider(membershipMonitor Monitor) HostInfoProvider {
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return &CachingHostInfoProvider{
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membershipMonitor: membershipMonitor,
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}
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}
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func (hip *CachingHostInfoProvider) Start() error {
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var err error
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hip.hostInfo, err = hip.membershipMonitor.WhoAmI()
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if err != nil {
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return err
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}
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return nil
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}
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func (hip *CachingHostInfoProvider) HostInfo() *HostInfo {
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return hip.hostInfo
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}
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func HostInfoProviderLifetimeHooks(
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lc fx.Lifecycle,
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provider HostInfoProvider,
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) {
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lc.Append(
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fx.Hook{
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OnStart: func(context.Context) error {
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return provider.Start()
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},
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},
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)
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}
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