Добавил /x/file*

Добавил Dockerfile

Dockerfile

@@ -0,0 +1,23 @@
+# Build backend
+FROM golang:1.23.2-alpine3.20 AS backend
+ARG VERSION
+WORKDIR /srv
+RUN apk update --no-cache && apk add --no-cache tzdata
+COPY go.mod go.sum ./
+RUN go mod download && go mod verify
+COPY . .
+RUN go build -o app .
+
+# Runtime container
+FROM alpine:3.20
+WORKDIR /srv
+RUN apk update --no-cache && apk add --no-cache ca-certificates
+
+COPY --from=backend /usr/share/zoneinfo/Europe/Moscow /usr/share/zoneinfo/Europe/Moscow
+COPY --from=backend /srv/app /srv/app
+
+ENV TZ=Europe/Moscow
+
+EXPOSE 8000
+
+ENTRYPOINT ["/srv/app"]

etc/node.yaml

@@ -2,6 +2,7 @@ listen: :8000
 store: ./store.db
 node: iinet.ru
 logger_type: 3
+
 echos:
   node.local:
     description: Локалка
@@ -47,3 +48,5 @@ fetch:
       - music.14
       - std.english
       - difrex.blog
+
+files_directory: files

files/priv/.gitkeep

@@ -0,0 +1 @@
+Private node files

files/pub/.gitkeep

@@ -0,0 +1 @@
+Public node files

files/usr/.gitkeep

@@ -0,0 +1 @@
+Users node files

pkg/api/api.go

@@ -30,15 +30,19 @@ func (a *API) Run(ctx context.Context) error {
 	mux := http.NewServeMux()
 
 	mux.HandleFunc(`GET /list.txt`, a.getListHandler)
-	mux.HandleFunc(`GET /blacklist.txt`, a.getBlacklistTxtHandler)
+	mux.HandleFunc(`GET /blacklist.txt`, a.getBlacklistHandler)
 	mux.HandleFunc(`GET /u/e/{ids...}`, a.getEchosHandler)
 	mux.HandleFunc(`GET /u/m/{ids...}`, a.getBundleHandler)
-	mux.HandleFunc(`GET /u/point/{pauth}/{tmsg}`, a.getPointHandler)
+	mux.HandleFunc(`GET /u/point/{pauth}/{tmsg}`, a.postPointHandler)
 	mux.HandleFunc(`POST /u/point`, a.postPointHandler)
 	mux.HandleFunc(`GET /m/{msgID}`, a.getMessageHandler)
 	mux.HandleFunc(`GET /e/{id}`, a.getEchoHandler)
 	mux.HandleFunc(`GET /x/features`, a.getFeaturesHandler)
 	mux.HandleFunc(`GET /x/c/{ids...}`, a.getEchosInfo)
+	mux.HandleFunc(`POST /x/filelist`, a.getFilelistHandler)
+	mux.HandleFunc(`GET /x/filelist/{pauth}`, a.getFilelistHandler)
+	mux.HandleFunc(`POST /x/file`, a.getFileHandler)
+	mux.HandleFunc(`GET /x/file/{filename}`, a.getFileHandler)
 
 	srv := http.Server{
 		Addr:     a.config.Listen,

pkg/api/file.go

@@ -0,0 +1,51 @@
+package api
+
+import (
+	"fmt"
+	"net/http"
+)
+
+func (a *API) getFilelistHandler(w http.ResponseWriter, r *http.Request) {
+	pauth := r.PathValue("pauth")
+	if err := r.ParseForm(); err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+
+		return
+	}
+	form := r.PostForm
+	if form.Has("pauth") {
+		pauth = form.Get("pauth")
+	}
+
+	files, err := a.idec.FilesList(pauth)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+
+		return
+	}
+
+	for _, file := range files {
+		fmt.Fprintf(w, "%s:%d:%s\n", file.FullName, file.Size, file.Name)
+	}
+}
+
+func (a *API) getFileHandler(w http.ResponseWriter, r *http.Request) {
+	filename := r.PathValue("filename")
+	pauth := ""
+	if err := r.ParseForm(); err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+
+		return
+	}
+	form := r.PostForm
+	if form.Has("pauth") {
+		pauth = form.Get("pauth")
+	}
+	if form.Has("filename") {
+		filename = form.Get("filename")
+	}
+
+	if err := a.idec.GetFile(pauth, filename, w); err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+	}
+}

pkg/api/list.go

@@ -3,6 +3,7 @@ package api
 import (
 	"fmt"
 	"net/http"
+	"strings"
 )
 
 func (a *API) getListHandler(w http.ResponseWriter, r *http.Request) {
@@ -17,6 +18,12 @@ func (a *API) getListHandler(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-func (a *API) getBlacklistTxtHandler(w http.ResponseWriter, r *http.Request) {
-	// TODO
+func (a *API) getBlacklistHandler(w http.ResponseWriter, r *http.Request) {
+	list, err := a.idec.GetBlacklist()
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	fmt.Fprint(w, strings.Join(list, "\n"))
 }

pkg/api/message.go

@@ -35,16 +35,21 @@ func (a *API) getMessageHandler(w http.ResponseWriter, r *http.Request) {
 }
 
 func (a *API) postPointHandler(w http.ResponseWriter, r *http.Request) {
+	msg, pauth := r.PathValue("tmsg"), r.PathValue("pauth")
 	if err := r.ParseForm(); err != nil {
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
 	}
-	form := r.PostForm
-	a.savePointMessage(w, form.Get("tmsg"), form.Get("pauth"))
-}
 
-func (a *API) getPointHandler(w http.ResponseWriter, r *http.Request) {
-	a.savePointMessage(w, r.PathValue("tmsg"), r.PathValue("pauth"))
+	form := r.PostForm
+	if form.Has("tmsg") {
+		msg = form.Get("tmsg")
+	}
+	if form.Has("pauth") {
+		pauth = form.Get("pauth")
+	}
+
+	a.savePointMessage(w, msg, pauth)
 }
 
 func (a *API) savePointMessage(w http.ResponseWriter, rawMessage, auth string) error {

pkg/config/config.go

@@ -7,12 +7,13 @@ import (
 )
 
 type Config struct {
-	Listen     string          `yaml:"listen"`
-	Node       string          `yaml:"node"`
-	Store      string          `yaml:"store"`
-	LoggerType int             `yaml:"logger_type"`
-	Echos      map[string]Echo `yaml:"echos"`
-	Fetch      []Node          `yaml:"fetch"`
+	Listen         string          `yaml:"listen"`
+	Node           string          `yaml:"node"`
+	Store          string          `yaml:"store"`
+	LoggerType     int             `yaml:"logger_type"`
+	Echos          map[string]Echo `yaml:"echos"`
+	Fetch          []Node          `yaml:"fetch"`
+	FilesDirectory string          `yaml:"files_directory"`
 }
 
 type Node struct {

pkg/fetcher/fetcher.go

@@ -43,6 +43,9 @@ func (f *Fetcher) Run(ctx context.Context) error {
 		if err := f.downloadMessages(node, messagesToDownloads); err != nil {
 			return err
 		}
+		if err := f.downloadBlacklist(node); err != nil {
+			return err
+		}
 	}
 	log.Println("finished")
 	return nil
@@ -133,6 +136,22 @@ func (f *Fetcher) downloadMessagesChunk(node config.Node, messages []string) err
 	return nil
 }
 
+func (f *Fetcher) downloadBlacklist(node config.Node) error {
+	p := formatCommand(node, "blacklist.txt")
+	resp, err := f.client.Get(p)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+	data, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return err
+	}
+	lines := strings.Split(string(data), "\n")
+
+	return f.idec.MergeBlacklist(lines)
+}
+
 func formatCommand(node config.Node, method string, args ...string) string {
 	segments := []string{node.Addr, method}
 	segments = append(segments, args...)

pkg/idec/blacklist.go

@@ -0,0 +1,65 @@
+package idec
+
+import (
+	"log"
+
+	"gitrepo.ru/neonxp/idecnode/pkg/model"
+	"go.etcd.io/bbolt"
+)
+
+const blacklistMessage = "<Удалено по черному списку>"
+
+func (i *IDEC) GetBlacklist() ([]string, error) {
+	list := []string{}
+
+	return list, i.db.View(func(tx *bbolt.Tx) error {
+		bucket := tx.Bucket([]byte(blacklist))
+		if bucket == nil {
+			return nil
+		}
+
+		return bucket.ForEach(func(k, _ []byte) error {
+			list = append(list, string(k))
+
+			return nil
+		})
+	})
+}
+
+func (i *IDEC) MergeBlacklist(list []string) error {
+	return i.db.Update(func(tx *bbolt.Tx) error {
+		bucket, err := tx.CreateBucketIfNotExists([]byte(blacklist))
+		if err != nil {
+			return err
+		}
+		messages, err := tx.CreateBucketIfNotExists([]byte(msgBucket))
+		if err != nil {
+			return err
+		}
+
+		for _, k := range list {
+			if k == "" {
+				continue
+			}
+			if err := bucket.Put([]byte(k), []byte{}); err != nil {
+				return err
+			}
+			msgBytes := messages.Get([]byte(k))
+			if msgBytes == nil {
+				continue
+			}
+			msg, err := model.MessageFromBundle(k, string(msgBytes))
+			if err != nil {
+				log.Println(err)
+				continue
+			}
+			msg.Subject = blacklistMessage
+			msg.Message = blacklistMessage
+			if err := messages.Put([]byte(k), []byte(msg.Bundle())); err != nil {
+				log.Println(err)
+			}
+		}
+
+		return nil
+	})
+}

pkg/idec/files.go

@@ -0,0 +1,74 @@
+package idec
+
+import (
+	"errors"
+	"io"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"gitrepo.ru/neonxp/idecnode/pkg/model"
+)
+
+var ErrFileNotAllowed = errors.New("file not allowed")
+
+func (i *IDEC) FilesList(pauth string) ([]model.File, error) {
+	fileDirs := i.allowedDirs(pauth)
+	res := []model.File{}
+	for _, dir := range fileDirs {
+		files, err := filepath.Glob(dir + "/*")
+		if err != nil {
+			return nil, err
+		}
+		for _, f := range files {
+			fi, err := os.Stat(f)
+			if err != nil {
+				return nil, err
+			}
+
+			res = append(res, model.File{
+				Name:     fi.Name(),
+				Size:     fi.Size(),
+				FullName: strings.TrimPrefix(f, i.config.FilesDirectory),
+			})
+		}
+	}
+
+	return res, nil
+}
+
+func (i *IDEC) GetFile(pauth string, path string, w io.Writer) error {
+	file := filepath.Clean(filepath.Join(i.config.FilesDirectory, path))
+	allowed := false
+	allowedDirs := i.allowedDirs(pauth)
+	for _, dir := range allowedDirs {
+		if filepath.HasPrefix(file, dir) {
+			allowed = true
+		}
+	}
+	if !allowed {
+		return ErrFileNotAllowed
+	}
+
+	fp, err := os.Open(file)
+	if err != nil {
+		return err
+	}
+	defer fp.Close()
+
+	_, err = io.Copy(w, fp)
+
+	return err
+}
+
+func (i *IDEC) allowedDirs(pauth string) []string {
+	fileDirs := []string{
+		filepath.Join(i.config.FilesDirectory, "pub"),
+	}
+	if pauth != "" {
+		if _, err := i.GetPointByAuth(pauth); err == nil {
+			fileDirs = append(fileDirs, filepath.Join(i.config.FilesDirectory, "priv"))
+		}
+	}
+	return fileDirs
+}

pkg/idec/idec.go

@@ -20,6 +20,7 @@ var (
 const (
 	msgBucket = "_msg"
 	points    = "_points"
+	blacklist = "_blacklist"
 )
 
 type IDEC struct {

pkg/idec/point.go

@@ -13,7 +13,7 @@ import (
 
 var errPointFound = errors.New("point found")
 
-func (i *IDEC) GetPointByAuth(auth string) (*model.Point, error) {
+func (i *IDEC) GetPointByAuth(pauth string) (*model.Point, error) {
 	point := new(model.Point)
 
 	return point, i.db.View(func(tx *bbolt.Tx) error {
@@ -25,7 +25,7 @@ func (i *IDEC) GetPointByAuth(auth string) (*model.Point, error) {
 			if err := gob.NewDecoder(bytes.NewBuffer(v)).Decode(point); err != nil {
 				return err
 			}
-			if point.AuthString == auth {
+			if point.AuthString == pauth {
 				return errPointFound
 			}
 

pkg/model/file.go

@@ -0,0 +1,7 @@
+package model
+
+type File struct {
+	Name     string
+	Size     int64
+	FullName string
+}