func()

in internal/source/gitlab/client/client.go [103:144]

• 32 lines of code
• 4 McCabe index (conditional complexity)

func (gc *Client) GetLookup(ctx context.Context, host string) api.Lookup {
	params := url.Values{}
	params.Set("host", host)

	if err := ValidateHostName(host); err != nil {
		log.WithError(err).WithFields(
			log.Fields{
				"correlation_id": correlation.ExtractFromContext(ctx),
				"lookup_name":    host,
			}).Error()
		return api.Lookup{Name: host, Error: domain.ErrDomainDoesNotExist}
	}

	resp, err := gc.get(ctx, "/api/v4/internal/pages", params)
	if err != nil {
		metrics.DomainsSourceFailures.Inc()
		return api.Lookup{Name: host, Error: err}
	}

	if resp == nil {
		log.WithError(domain.ErrDomainDoesNotExist).WithFields(
			log.Fields{
				"correlation_id": correlation.ExtractFromContext(ctx),
				"lookup_name":    host,
			}).Error("unexpected nil response from gitlab")
		return api.Lookup{Name: host, Error: domain.ErrDomainDoesNotExist}
	}

	// ensure that entire response body has been read and close it, to make it
	// possible to reuse HTTP connection. In case of a JSON being invalid and
	// larger than 512 bytes, the response body will not be closed properly, thus
	// we need to close it manually in every case.
	defer func() {
		io.Copy(io.Discard, resp.Body)
		resp.Body.Close()
	}()

	lookup := api.Lookup{Name: host}
	lookup.ParseDomain(resp.Body)

	return lookup
}