80 lines
1.8 KiB
Go
80 lines
1.8 KiB
Go
package handler
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import (
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"encoding/json"
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"fmt"
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"gosimplenpm/serviceidos"
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"gosimplenpm/storage"
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"net/http"
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"net/url"
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"strconv"
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"github.com/gorilla/mux"
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"github.com/sirupsen/logrus"
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"golang.org/x/mod/semver"
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)
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func DistTagDelete(lg *logrus.Logger) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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escapedName := mux.Vars(r)["name"]
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packageName, _ := url.PathUnescape(escapedName)
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lg.Printf("Package name => %s\n", packageName)
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escapedName = mux.Vars(r)["tag"]
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tag, _ := url.PathUnescape(escapedName)
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lg.Printf("Tag => %s\n", tag)
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if semver.IsValid(tag) {
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http.Error(w, "Tag cannot be a semver version", http.StatusBadRequest)
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return
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}
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if tag == "latest" {
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http.Error(w, "Cannot delete the latest tag", http.StatusBadRequest)
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return
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}
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fileToServe, found, err := storage.GetIndexJsonFromStore(packageName)
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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if !found {
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ret := fmt.Sprintf("Package not found: %s", packageName)
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http.Error(w, ret, http.StatusNotFound)
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return
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}
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var jsonFile serviceidos.IndexJson
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err = storage.ReadIndexJson(fileToServe, &jsonFile)
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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delete(jsonFile.DistTags, tag)
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// Write index.json
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err = storage.WriteIndexJson(fileToServe, &jsonFile)
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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distTagsString, _ := json.Marshal(jsonFile.DistTags)
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response := serviceidos.TagPutResponse{
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Ok: true,
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ID: escapedName,
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DistTags: string(distTagsString),
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}
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jsonString, _ := json.Marshal(response)
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w.Header().Set("Content-Type", "application/json")
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w.Header().Set("Content-Length", strconv.Itoa(len(jsonString)))
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w.Write(jsonString)
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}
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}
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