tangled.org
boltless.me
-81
knotserver/xrpc/repo_archive.go
-81
knotserver/xrpc/repo_archive.go
···
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package xrpc
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import (
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"compress/gzip"
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"fmt"
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"net/http"
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"strings"
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"github.com/go-git/go-git/v5/plumbing"
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"tangled.org/core/knotserver/git"
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xrpcerr "tangled.org/core/xrpc/errors"
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)
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func (x *Xrpc) RepoArchive(w http.ResponseWriter, r *http.Request) {
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repo := r.URL.Query().Get("repo")
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repoPath, err := x.parseRepoParam(repo)
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if err != nil {
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writeError(w, err.(xrpcerr.XrpcError), http.StatusBadRequest)
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return
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}
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ref := r.URL.Query().Get("ref")
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// ref can be empty (git.Open handles this)
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format := r.URL.Query().Get("format")
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if format == "" {
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format = "tar.gz" // default
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}
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prefix := r.URL.Query().Get("prefix")
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if format != "tar.gz" {
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writeError(w, xrpcerr.NewXrpcError(
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xrpcerr.WithTag("InvalidRequest"),
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xrpcerr.WithMessage("only tar.gz format is supported"),
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), http.StatusBadRequest)
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return
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}
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gr, err := git.Open(repoPath, ref)
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if err != nil {
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writeError(w, xrpcerr.RefNotFoundError, http.StatusNotFound)
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return
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}
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repoParts := strings.Split(repo, "/")
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repoName := repoParts[len(repoParts)-1]
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safeRefFilename := strings.ReplaceAll(plumbing.ReferenceName(ref).Short(), "/", "-")
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var archivePrefix string
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if prefix != "" {
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archivePrefix = prefix
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} else {
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archivePrefix = fmt.Sprintf("%s-%s", repoName, safeRefFilename)
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}
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filename := fmt.Sprintf("%s-%s.tar.gz", repoName, safeRefFilename)
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w.Header().Set("Content-Disposition", fmt.Sprintf("attachment; filename=\"%s\"", filename))
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w.Header().Set("Content-Type", "application/gzip")
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gw := gzip.NewWriter(w)
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defer gw.Close()
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err = gr.WriteTar(gw, archivePrefix)
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if err != nil {
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// once we start writing to the body we can't report error anymore
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// so we are only left with logging the error
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x.Logger.Error("writing tar file", "error", err.Error())
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return
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}
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err = gw.Flush()
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if err != nil {
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// once we start writing to the body we can't report error anymore
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// so we are only left with logging the error
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x.Logger.Error("flushing", "error", err.Error())
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return
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}
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}
-1
knotserver/xrpc/xrpc.go
-1
knotserver/xrpc/xrpc.go
···
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r.Get("/"+tangled.RepoCompareNSID, x.RepoCompare)
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r.Get("/"+tangled.RepoGetDefaultBranchNSID, x.RepoGetDefaultBranch)
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r.Get("/"+tangled.RepoBranchNSID, x.RepoBranch)
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r.Get("/"+tangled.RepoArchiveNSID, x.RepoArchive)
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r.Get("/"+tangled.RepoLanguagesNSID, x.RepoLanguages)
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// knot query endpoints (no auth required)