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package server
import (
"context"
"io"
"sort"
"gitlab.com/gitlab-org/gitaly/v16/proto/go/gitalypb"
)
// ReadinessCheck runs the set of the checks to make sure service is in operational state.
func (s *Server) ReadinessCheck(ctx context.Context, req *gitalypb.ReadinessCheckRequest) (*gitalypb.ReadinessCheckResponse, error) {
checkCtx := ctx
checkCancel := func() {}
timeout := req.GetTimeout().AsDuration()
if req.GetTimeout().IsValid() && timeout > 0 {
checkCtx, checkCancel = context.WithTimeout(ctx, timeout)
}
defer checkCancel()
results := make(chan *gitalypb.ReadinessCheckResponse_Failure_Response, len(s.checks))
for _, newCheck := range s.checks {
check := newCheck(s.conf, io.Discard, true)
go func() {
if err := check.Run(checkCtx); err != nil {
results <- &gitalypb.ReadinessCheckResponse_Failure_Response{
Name: check.Name,
ErrorMessage: err.Error(),
}
} else {
results <- nil
}
}()
}
var failedChecks []*gitalypb.ReadinessCheckResponse_Failure_Response
for i := 0; i < cap(results); i++ {
if result := <-results; result != nil {
failedChecks = append(failedChecks, result)
}
}
if len(failedChecks) > 0 {
sort.Slice(failedChecks, func(i, j int) bool { return failedChecks[i].Name < failedChecks[j].Name })
return &gitalypb.ReadinessCheckResponse{Result: &gitalypb.ReadinessCheckResponse_FailureResponse{
FailureResponse: &gitalypb.ReadinessCheckResponse_Failure{
FailedChecks: failedChecks,
},
}}, nil
}
return &gitalypb.ReadinessCheckResponse{Result: &gitalypb.ReadinessCheckResponse_OkResponse{}}, nil
}
|
