An API for Guichet #23

Merged
quentin merged 14 commits from api into main 2023-09-26 06:44:36 +00:00
6 changed files with 116 additions and 168 deletions
Showing only changes of commit 982bd8a43c - Show all commits

226
api.go
View file

@ -1,48 +1,29 @@
package main
import (
//"context"
"errors"
"encoding/json"
garage "git.deuxfleurs.fr/garage-sdk/garage-admin-sdk-golang"
"fmt"
"github.com/gorilla/mux"
"log"
"net/http"
)
type ApiQuotaView struct {
files *uint64
size *uint64
}
func handleAPIWebsiteList(w http.ResponseWriter, r *http.Request) {
user := RequireUserApi(w, r)
type ApiBucketView struct {
global *bool
max *ApiQuotaView
used *ApiQuotaView
}
type BucketRequest struct {
s3key *garage.KeyInfo
bucketName string
bucketId string
global bool
http *http.Request
}
func handleAPIWebsite(w http.ResponseWriter, r *http.Request) {
br, err := buildBucketRequest(w, r)
if err != nil {
if user == nil {
return
}
if r.Method == http.MethodPatch {
patchGarageBucket(w, br)
ctrl, err := NewWebsiteController(user)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if r.Method == http.MethodGet {
getGarageBucket(w, br)
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(ctrl.Describe())
return
}
@ -50,131 +31,92 @@ func handleAPIWebsite(w http.ResponseWriter, r *http.Request) {
return
}
func buildBucketRequest(w http.ResponseWriter, r *http.Request) (*BucketRequest, error) {
func handleAPIWebsiteInspect(w http.ResponseWriter, r *http.Request) {
user := RequireUserApi(w, r)
if user == nil {
return nil, errors.New("Unable to fetch user")
return
}
// FETCH BUCKET ID by iterating over buckets owned by this key
bucketName := mux.Vars(r)["bucket"]
var bucketId *string
var global *bool
s3key, err := user.S3KeyInfo()
ctrl, err := NewWebsiteController(user)
if err != nil {
return nil, err
}
findBucketIdLoop:
for _, bucket := range s3key.Buckets {
for _, localAlias := range bucket.LocalAliases {
if localAlias == bucketName {
bucketId = bucket.Id
*global = false
break findBucketIdLoop
}
}
for _, globalAlias := range bucket.GlobalAliases {
if globalAlias == bucketName {
bucketId = bucket.Id
*global = true
break findBucketIdLoop
}
}
}
if bucketId == nil || global == nil {
http.Error(w, "Bucket not found in this account", http.StatusNotFound)
return nil, errors.New("Unable to fetch bucket ID")
}
return &BucketRequest{
s3key: s3key,
bucketName: bucketName,
bucketId: *bucketId,
global: *global,
http: r,
}, nil
}
func patchGarageBucket(w http.ResponseWriter, br *BucketRequest) {
var err error
// DECODE BODY
var queuedChange ApiBucketView
decoder := json.NewDecoder(br.http.Body)
err = decoder.Decode(&queuedChange)
if err != nil {
log.Println(err)
http.Error(w, "Unable to decode the body", http.StatusBadRequest)
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
// SET THE GLOBAL FLAG
if queuedChange.global != nil {
if *queuedChange.global && !br.global {
_, err = grgAddGlobalAlias(br.bucketId, br.bucketName)
if err != nil {
http.Error(w, "Unable to add the requested name as global alias for this bucket", http.StatusInternalServerError)
return
}
_, err = grgDelLocalAlias(br.bucketId, *br.s3key.AccessKeyId, br.bucketName)
if err != nil {
http.Error(w, "Unable to remove the local alias for this bucket", http.StatusInternalServerError)
return
}
} else if !*queuedChange.global && br.global {
grgAddLocalAlias(br.bucketId, *br.s3key.AccessKeyId, br.bucketName)
if err != nil {
http.Error(w, "Unable to add the requested name as local alias for this bucket", http.StatusInternalServerError)
return
}
grgDelGlobalAlias(br.bucketId, br.bucketName)
if err != nil {
http.Error(w, "Unable to remove the global alias for this bucket", http.StatusInternalServerError)
return
}
if r.Method == http.MethodGet {
view, err := ctrl.Inspect(bucketName)
if errors.Is(err, ErrWebsiteNotFound) {
http.Error(w, err.Error(), http.StatusNotFound)
return
} else if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
}
// CHECK IF QUOTA MUST BE ADDED TO THIS BUCKET
// VALIDATE IT
// --- global ---
// 1. can be true, false, or nil (use pointers)
// 2. if nil do nothing
// 3. if false, throw "not yet implemented" (501)
// 4. if true, check that the bucket name does not exist yet in the global namespace, throw "forbidden" (403)
// --- quota.size ---
// 1. if no quota on the bucket + this field is none, set to 50MB
// 2. if lower than 50MB, set to 50MB. If higher than 200MB, set to 200MB
// --- quota.files ---
// 1. if no quota on the bucket + this field is none, set to 10k
// 2. if lower than 10k, set to 10k. If higher than 40k, set to 40k
// READ BODY JSON
// IF BODY.GLOBAL is not NONE
// DO: Add an alias
// IF BODY.QUOTA.SIZE is not NONE
// DO: Change quota
// IF BODY.QUOTA.FILE is not NONE
// DO: Change quota
getGarageBucket(w, br)
}
func getGarageBucket(w http.ResponseWriter, br *BucketRequest) {
// FETCH AN UPDATED BUCKET VIEW
bucket, err := grgGetBucket(br.bucketId)
if err != nil {
http.Error(w, "Unable to fetch bucket details", http.StatusInternalServerError)
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(view)
return
}
// BUILD A VIEW
log.Println(bucket)
if r.Method == http.MethodPost {
view, err := ctrl.Create(bucketName)
if errors.Is(err, ErrEmptyBucketName) {
http.Error(w, err.Error(), http.StatusBadRequest)
return
} else if errors.Is(err, ErrWebsiteQuotaReached) {
http.Error(w, err.Error(), http.StatusForbidden)
return
} else if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusCreated)
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(view)
return
}
if r.Method == http.MethodPatch {
var patch WebsitePatch
err := json.NewDecoder(r.Body).Decode(&patch)
if err != nil {
http.Error(w, errors.Join(fmt.Errorf("Can't parse the request body as a website patch JSON"), err).Error(), http.StatusBadRequest)
return
}
view, err := ctrl.Patch(bucketName, &patch)
if errors.Is(err, ErrWebsiteNotFound) {
http.Error(w, err.Error(), http.StatusNotFound)
return
} else if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(view)
return
}
if r.Method == http.MethodDelete {
err := ctrl.Delete(bucketName)
if errors.Is(err, ErrEmptyBucketName) || errors.Is(err, ErrBucketDeleteNotEmpty) || errors.Is(err, ErrBucketDeleteUnfinishedUpload) {
http.Error(w, err.Error(), http.StatusBadRequest)
return
} else if errors.Is(err, ErrWebsiteNotFound) {
http.Error(w, err.Error(), http.StatusNotFound)
return
} else if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusNoContent)
return
}
http.Error(w, "This method is not implemented for this endpoint", http.StatusNotImplemented)
return
}

View file

@ -194,9 +194,9 @@ func handleWebsiteList(w http.ResponseWriter, r *http.Request) {
return
}
list := ctrl.List()
if len(list) > 0 {
http.Redirect(w, r, "/website/inspect/"+list[0].Pretty, http.StatusFound)
desc := ctrl.Describe()
if len(desc.Websites) > 0 {
http.Redirect(w, r, "/website/inspect/"+desc.Websites[0].Pretty, http.StatusFound)
} else {
http.Redirect(w, r, "/website/new", http.StatusFound)
}
@ -271,7 +271,7 @@ func handleWebsiteInspect(w http.ResponseWriter, r *http.Request) {
action := strings.Join(r.Form["action"],"")
switch action {
case "increase_quota":
_, processErr = ctrl.Patch(bucketName, &WebsitePatch { size: &user.Quota.WebsiteSizeBursted })
_, processErr = ctrl.Patch(bucketName, &WebsitePatch { Size: &user.Quota.WebsiteSizeBursted })
case "delete_bucket":
processErr = ctrl.Delete(bucketName)
http.Redirect(w, r, "/website", http.StatusFound)

View file

@ -147,7 +147,8 @@ func server(args []string) {
r.HandleFunc("/login", handleLogin)
r.HandleFunc("/logout", handleLogout)
r.HandleFunc("/api/unstable/website/{bucket}", handleAPIWebsite)
r.HandleFunc("/api/unstable/website", handleAPIWebsiteList)
r.HandleFunc("/api/unstable/website/{bucket}", handleAPIWebsiteInspect)
r.HandleFunc("/profile", handleProfile)
r.HandleFunc("/passwd", handlePasswd)

View file

@ -102,10 +102,10 @@ func (q *UserQuota) WebsiteSizeBurstedPretty() string {
// --- A quota stat we can use
type QuotaStat struct {
Current int64
Max int64
Ratio float64
Burstable bool
Current int64 `json:"current"`
Max int64 `json:"max"`
Ratio float64 `json:"ratio"`
Burstable bool `json:"burstable"`
}
func NewQuotaStat(current, max int64, burstable bool) QuotaStat {
return QuotaStat {

View file

@ -24,11 +24,11 @@
<div class="mt-3">
<div class="card">
<div class="card-header">
Garage
Mon espace sur la toile
</div>
<div class="list-group list-group-flush">
<a class="list-group-item list-group-item-action" href="/website/configure">Mes identifiants</a>
<a class="list-group-item list-group-item-action" href="/website">Mes sites webs</a>
<a class="list-group-item list-group-item-action" href="/website">Mes sites Web</a>
</div>
</div>
</div>

View file

@ -22,11 +22,11 @@ var (
type WebsiteId struct {
Pretty string
Internal string
Alt []string
Expanded bool
Url string
Pretty string `json:"name"`
Internal string `json:"-"`
Alt []string `json:"alt_name"`
Expanded bool `json:"expanded"`
Url string `json:"domain"`
}
func NewWebsiteId(id string, aliases []string) *WebsiteId {
@ -80,12 +80,17 @@ func NewWebsiteController(user *LoggedUser) (*WebsiteController, error) {
return &WebsiteController { user, idx, wlist, quota }, nil
}
func (w *WebsiteController) List() []*WebsiteId {
type WebsiteDescribe struct {
AllowedWebsites *QuotaStat `json:"quota"`
Websites []*WebsiteId `json:"vhosts"`
}
func (w *WebsiteController) Describe() *WebsiteDescribe {
r := make([]*WebsiteId, 0, len(w.PrettyList))
for _, k := range w.PrettyList {
r = append(r, w.WebsiteIdx[k])
}
return r
return &WebsiteDescribe { &w.WebsiteCount, r }
}
func (w *WebsiteController) Inspect(pretty string) (*WebsiteView, error) {
@ -117,8 +122,8 @@ func (w *WebsiteController) Patch(pretty string, patch *WebsitePatch) (*WebsiteV
urQuota := garage.NewUpdateBucketRequestQuotas()
urQuota.SetMaxSize(w.User.Quota.WebsiteSizeAdjust(binfo.Quotas.GetMaxSize()))
urQuota.SetMaxObjects(w.User.Quota.WebsiteObjectAdjust(binfo.Quotas.GetMaxObjects()))
if patch.size != nil {
urQuota.SetMaxSize(w.User.Quota.WebsiteSizeAdjust(*patch.size))
if patch.Size != nil {
urQuota.SetMaxSize(w.User.Quota.WebsiteSizeAdjust(*patch.Size))
}
// Build the update
@ -205,9 +210,9 @@ func (w *WebsiteController) Delete(pretty string) error {
type WebsiteView struct {
Name *WebsiteId
Size QuotaStat
Files QuotaStat
Name *WebsiteId `json:"identified_as"`
Size QuotaStat `json:"quota_size"`
Files QuotaStat `json:"quota_files"`
}
func NewWebsiteView(binfo *garage.BucketInfo) *WebsiteView {
@ -220,5 +225,5 @@ func NewWebsiteView(binfo *garage.BucketInfo) *WebsiteView {
}
type WebsitePatch struct {
size *int64
Size *int64 `json:"quota_size"`
}