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simple backend

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This commit is contained in:
Chapuis Bertil 2015-09-16 23:34:11 +02:00
parent 016bbf619a
commit c19c63325c
10 changed files with 123 additions and 668 deletions
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224
handlers.go
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@ -1,224 +0,0 @@
package main
import (
"encoding/json"
"io/ioutil"
"net/http"
"time"
)
type Handler func(w http.ResponseWriter, r *http.Request, c *Context)
func HeadConfig(w http.ResponseWriter, r *http.Request, c *Context) {
uri := r.RequestURI
name, err := RepositoryName(uri)
if err != nil {
http.NotFound(w, r)
return
}
repo, err := c.Repository(name)
if err != nil {
http.NotFound(w, r)
return
}
if !repo.HasConfig() {
http.NotFound(w, r)
return
}
}
func GetConfig(w http.ResponseWriter, r *http.Request, c *Context) {
uri := r.RequestURI
name, err := RepositoryName(uri)
if err != nil {
http.NotFound(w, r)
return
}
repo, err := c.Repository(name)
if err != nil {
http.NotFound(w, r)
return
}
config, err := repo.ReadConfig()
if err != nil {
http.NotFound(w, r)
return
}
w.Write(config)
}
func PostConfig(w http.ResponseWriter, r *http.Request, c *Context) {
uri := r.RequestURI
name, err := RepositoryName(uri)
if err != nil {
http.NotFound(w, r)
return
}
repo, err := c.Repository(name)
if err != nil {
http.NotFound(w, r)
return
}
config, err := ioutil.ReadAll(r.Body)
if err != nil {
http.NotFound(w, r)
return
}
errc := repo.WriteConfig(config)
if errc != nil {
http.NotFound(w, r)
return
}
}
func ListBlob(w http.ResponseWriter, r *http.Request, c *Context) {
uri := r.RequestURI
name, err := RepositoryName(uri)
if err != nil {
http.NotFound(w, r)
return
}
repo, err := c.Repository(name)
if err != nil {
http.NotFound(w, r)
return
}
bt := BackendType(uri)
if string(bt) == "" {
http.NotFound(w, r)
return
}
blobs, err := repo.ListBlob(bt)
if err != nil {
http.NotFound(w, r)
return
}
json, err := json.Marshal(blobs)
if err != nil {
http.NotFound(w, r)
return
}
w.Write(json)
}
func HeadBlob(w http.ResponseWriter, r *http.Request, c *Context) {
uri := r.RequestURI
name, err := RepositoryName(uri)
if err != nil {
http.NotFound(w, r)
return
}
repo, err := c.Repository(name)
if err != nil {
http.NotFound(w, r)
return
}
bt := BackendType(uri)
if string(bt) == "" {
http.NotFound(w, r)
return
}
id := BlobID(uri)
if id.IsNull() {
http.NotFound(w, r)
return
}
if !repo.HasBlob(bt, id) {
http.NotFound(w, r)
return
}
}
func GetBlob(w http.ResponseWriter, r *http.Request, c *Context) {
uri := r.RequestURI
name, err := RepositoryName(uri)
if err != nil {
http.NotFound(w, r)
return
}
repo, err := c.Repository(name)
if err != nil {
http.NotFound(w, r)
return
}
bt := BackendType(uri)
if string(bt) == "" {
http.NotFound(w, r)
return
}
id := BlobID(uri)
if id.IsNull() {
http.NotFound(w, r)
return
}
blob, err := repo.ReadBlob(bt, id)
if err != nil {
http.NotFound(w, r)
return
}
http.ServeContent(w, r, "", time.Unix(0, 0), blob)
}
func PostBlob(w http.ResponseWriter, r *http.Request, c *Context) {
uri := r.RequestURI
name, err := RepositoryName(uri)
if err != nil {
http.NotFound(w, r)
return
}
repo, err := c.Repository(name)
if err != nil {
http.NotFound(w, r)
return
}
bt := BackendType(uri)
if string(bt) == "" {
http.NotFound(w, r)
return
}
id := BlobID(uri)
if id.IsNull() {
http.NotFound(w, r)
return
}
blob, err := ioutil.ReadAll(r.Body)
if err != nil {
http.NotFound(w, r)
return
}
errw := repo.WriteBlob(bt, id, blob)
if errw != nil {
http.NotFound(w, r)
return
}
w.WriteHeader(200)
}
func DeleteBlob(w http.ResponseWriter, r *http.Request, c *Context) {
uri := r.RequestURI
name, err := RepositoryName(uri)
if err != nil {
http.NotFound(w, r)
return
}
repo, err := c.Repository(name)
if err != nil {
http.NotFound(w, r)
return
}
bt := BackendType(uri)
if string(bt) == "" {
http.NotFound(w, r)
return
}
id := BlobID(uri)
if id.IsNull() {
http.NotFound(w, r)
return
}
errd := repo.DeleteBlob(bt, id)
if errd != nil {
http.NotFound(w, r)
return
}
}