mirror of https://github.com/linkerd/linkerd2.git
50 lines
1.5 KiB
Go
50 lines
1.5 KiB
Go
package healthcheck
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import (
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"context"
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"fmt"
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healthcheckPb "github.com/runconduit/conduit/controller/gen/common/healthcheck"
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"google.golang.org/grpc"
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)
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type grpcStatusChecker interface {
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SelfCheck(ctx context.Context, in *healthcheckPb.SelfCheckRequest, opts ...grpc.CallOption) (*healthcheckPb.SelfCheckResponse, error)
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}
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type statusCheckerProxy struct {
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delegate grpcStatusChecker
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prefix string
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}
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func (proxy *statusCheckerProxy) SelfCheck() []*healthcheckPb.CheckResult {
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canConnectViaGrpcCheck := &healthcheckPb.CheckResult{
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Status: healthcheckPb.CheckStatus_OK,
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SubsystemName: proxy.prefix,
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CheckDescription: "can query the Conduit API",
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}
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selfCheckResponse, err := proxy.delegate.SelfCheck(context.Background(), &healthcheckPb.SelfCheckRequest{})
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if err != nil {
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canConnectViaGrpcCheck.Status = healthcheckPb.CheckStatus_ERROR
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canConnectViaGrpcCheck.FriendlyMessageToUser = err.Error()
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return []*healthcheckPb.CheckResult{canConnectViaGrpcCheck}
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}
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for _, check := range selfCheckResponse.Results {
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fullSubsystemName := fmt.Sprintf("%s[%s]", proxy.prefix, check.SubsystemName)
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check.SubsystemName = fullSubsystemName
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}
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subsystemResults := []*healthcheckPb.CheckResult{canConnectViaGrpcCheck}
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subsystemResults = append(subsystemResults, selfCheckResponse.Results...)
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return subsystemResults
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}
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func NewGrpcStatusChecker(name string, grpClient grpcStatusChecker) StatusChecker {
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return &statusCheckerProxy{
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prefix: name,
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delegate: grpClient,
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}
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}
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