mirror of
https://github.com/gomods/athens
synced 2026-02-03 14:20:31 +00:00
800024fc6f
* fix ignoring error * fix operator * fix minio error handling * fix get url to return error if failed parsing * add error handling * position of statement to get redirect url was wrong.
49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
package download
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import (
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"net/http"
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"github.com/gomods/athens/pkg/download/mode"
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"github.com/gomods/athens/pkg/errors"
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"github.com/gomods/athens/pkg/log"
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)
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// PathVersionModule URL.
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const PathVersionModule = "/{module:.+}/@v/{version}.mod"
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// ModuleHandler implements GET baseURL/module/@v/version.mod
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func ModuleHandler(dp Protocol, lggr log.Entry, df *mode.DownloadFile) http.Handler {
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const op errors.Op = "download.VersionModuleHandler"
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f := func(w http.ResponseWriter, r *http.Request) {
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mod, ver, err := getModuleParams(r, op)
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if err != nil {
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err = errors.E(op, errors.M(mod), errors.V(ver), err)
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lggr.SystemErr(err)
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w.WriteHeader(errors.Kind(err))
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return
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}
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modBts, err := dp.GoMod(r.Context(), mod, ver)
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if err != nil {
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severityLevel := errors.Expect(err, errors.KindNotFound, errors.KindRedirect)
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err = errors.E(op, err, severityLevel)
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lggr.SystemErr(err)
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if errors.Kind(err) == errors.KindRedirect {
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url, err := getRedirectURL(df.URL(mod), r.URL.Path)
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if err != nil {
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err = errors.E(op, errors.M(mod), errors.V(ver), err)
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lggr.SystemErr(err)
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w.WriteHeader(errors.Kind(err))
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return
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}
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http.Redirect(w, r, url, errors.KindRedirect)
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return
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}
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w.WriteHeader(errors.Kind(err))
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return
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}
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w.Write(modBts)
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}
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return http.HandlerFunc(f)
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}
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