Jan Dittberner
60be959c24
This commit adds health check capabilities to the hsm.Access and health response data to the messages returned by the health command.
66 lines
1.4 KiB
Go
66 lines
1.4 KiB
Go
/*
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Copyright 2022 CAcert Inc.
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SPDX-License-Identifier: Apache-2.0
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// Package health implements Health checks
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package health
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import (
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"fmt"
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)
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type Info struct {
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Healthy bool
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Source string
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MoreInfo map[string]string
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}
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type Aware interface {
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Healthy() (*Info, error)
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}
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type Handler struct {
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version string
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healthAware []Aware
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}
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type Result struct {
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Healthy bool
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Version string
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Info []*Info
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}
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func (h *Handler) CheckHealth() (*Result, error) {
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healthInfo := make([]*Info, len(h.healthAware))
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healthy := true
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for idx, aware := range h.healthAware {
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info, err := aware.Healthy()
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if err != nil {
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return nil, fmt.Errorf("health check failed: %w", err)
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}
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healthInfo[idx] = info
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healthy = healthy && info.Healthy
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}
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return &Result{Healthy: healthy, Version: h.version, Info: healthInfo}, nil
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}
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func New(version string, healthAware ...Aware) *Handler {
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return &Handler{version: version, healthAware: healthAware}
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}
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