Files
Archivum/backend/internal/graph/server.go

1305 lines
35 KiB
Go

package graph
import (
"bufio"
"encoding/json"
"fmt"
"io"
"log"
"net/http"
"os"
"path/filepath"
"runtime"
"strings"
"sync"
"time"
"github.com/brasse-b/archivum/internal/auth"
"github.com/brasse-b/archivum/internal/config"
"github.com/brasse-b/archivum/internal/db"
"github.com/brasse-b/archivum/internal/git"
"github.com/brasse-b/archivum/internal/storage"
)
// Server holds runtime state that can change after the setup wizard completes.
type Server struct {
mu sync.RWMutex
cfg *config.Config
configPath string
store *storage.Store
database *db.DB
authMgr *auth.Manager
gitRepo *git.Repo
}
func NewServer(cfg *config.Config, configPath string) http.Handler {
s := &Server{cfg: cfg, configPath: configPath}
if cfg != nil {
s.initRuntime(cfg)
}
mux := http.NewServeMux()
mux.HandleFunc("/graphql", s.handleGraphQL)
mux.HandleFunc("/health", s.handleHealth)
uiDir := os.Getenv("UI_DIR")
if uiDir == "" {
uiDir = "/srv/archivum/ui"
}
log.Printf("[server] UI from %s", uiDir)
mux.Handle("/", spaHandler(uiDir))
return requestLogger(mux)
}
// initRuntime opens storage, DB, auth manager and git repo from a valid config.
func (s *Server) initRuntime(cfg *config.Config) {
var st *storage.Store
if store, err := storage.New(cfg.StoragePath); err != nil {
log.Printf("[storage] failed to open at %s: %v", cfg.StoragePath, err)
} else {
st = store
log.Printf("[storage] opened at %s", cfg.StoragePath)
}
var d *db.DB
if dir := filepath.Dir(cfg.DBPath); dir != "." && dir != "" {
if err := os.MkdirAll(dir, 0755); err != nil {
log.Printf("[db] failed to create directory %s: %v", dir, err)
}
}
if database, err := db.New(cfg.DBPath); err != nil {
log.Printf("[db] failed to open at %s: %v", cfg.DBPath, err)
} else {
d = database
log.Printf("[db] opened at %s", cfg.DBPath)
}
am := auth.NewManager(cfg)
var gr *git.Repo
if repo, err := git.Open(cfg.StoragePath); err != nil {
log.Printf("[git] repo init failed: %v", err)
} else {
gr = repo
log.Printf("[git] repo ready at %s", cfg.StoragePath)
}
s.mu.Lock()
s.cfg = cfg
s.store = st
s.database = d
s.authMgr = am
s.gitRepo = gr
s.mu.Unlock()
}
// ── GraphQL handler ───────────────────────────────────────────────────────────
type gqlRequest struct {
Query string `json:"query"`
Variables map[string]interface{} `json:"variables"`
}
func (s *Server) handleGraphQL(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Headers", "Content-Type, Authorization")
if r.Method == http.MethodOptions {
w.WriteHeader(http.StatusNoContent)
return
}
body, err := io.ReadAll(r.Body)
if err != nil {
writeGQLError(w, "failed to read request body")
return
}
var req gqlRequest
if err := json.Unmarshal(body, &req); err != nil {
writeGQLError(w, fmt.Sprintf("invalid JSON: %v", err))
return
}
log.Printf("[graphql] op: %s", gqlOpName(req.Query))
// Extract session — may be nil for unauthenticated requests.
sess := s.sessionFromRequest(r)
s.mu.RLock()
cfg := s.cfg
store := s.store
database := s.database
s.mu.RUnlock()
needsSetup := cfg == nil || database == nil || !database.HasUsers()
q := req.Query
switch {
// ── Pre-setup / always-available ─────────────────────────────────────────
case strings.Contains(q, "setup") && !strings.Contains(q, "systemStatus"):
s.handleSetup(w, req)
case strings.Contains(q, "systemStatus"):
if needsSetup {
writeJSON(w, `{"data":{"systemStatus":"REQUIRE_SETUP"}}`)
} else {
writeJSON(w, `{"data":{"systemStatus":"OK"}}`)
}
case strings.Contains(q, "testLdapConnection"):
s.handleTestLdapConnection(w, req)
// ── Auth ─────────────────────────────────────────────────────────────────
case strings.Contains(q, "login"):
s.handleLogin(w, req)
case strings.Contains(q, "logout"):
s.handleLogout(w, sess)
// ── All others require initialised config ─────────────────────────────────
default:
if needsSetup {
writeGQLError(w, "REQUIRE_SETUP")
return
}
s.dispatchAuthenticated(w, r, req, sess, store)
}
}
func (s *Server) dispatchAuthenticated(
w http.ResponseWriter, r *http.Request,
req gqlRequest, sess *auth.Session,
store *storage.Store,
) {
q := req.Query
switch {
case strings.Contains(q, "saveDocument"):
s.handleSaveDocument(w, req, sess)
case strings.Contains(q, "deleteDocument"):
s.handleDeleteDocument(w, req, sess)
case strings.Contains(q, "createUser"):
s.handleCreateUser(w, req, sess)
case strings.Contains(q, "deleteUser"):
s.handleDeleteUser(w, req, sess)
case strings.Contains(q, "updateLdapConfig"):
s.handleUpdateLdapConfig(w, req, sess)
case strings.Contains(q, "changePassword"):
s.handleChangePassword(w, req, sess)
case strings.Contains(q, "users"):
s.handleUsers(w, sess)
case strings.Contains(q, "updateStoragePath"):
s.handleUpdateStoragePath(w, req, sess)
case strings.Contains(q, "serverDirectories"):
s.handleServerDirectories(w, req, sess)
case strings.Contains(q, "config"):
s.handleConfig(w, sess)
case strings.Contains(q, "repoStatus"):
s.handleRepoStatus(w, sess)
case strings.Contains(q, "initCommit"):
s.handleInitCommit(w, req, sess)
case strings.Contains(q, "history"):
s.handleHistory(w, req, sess)
case strings.Contains(q, "diff"):
s.handleDiff(w, req, sess)
case strings.Contains(q, "documentAtCommit"):
s.handleDocumentAtCommit(w, req, sess)
case strings.Contains(q, "documents") || strings.Contains(q, "document"):
s.handleDocuments(w, req, sess, store)
default:
writeJSON(w, `{"data":{"systemStatus":"OK"}}`)
}
}
func (s *Server) handleServerDirectories(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
s.mu.RLock()
cfg := s.cfg
s.mu.RUnlock()
// Only allow setup state without auth
if cfg != nil {
if sess == nil {
log.Printf("[unauth] session is nil")
writeGQLError(w, "UNAUTHORIZED")
return
}
if sess.Role != "admin" {
log.Printf("[unauth] user %s is not admin, role is %q", sess.Username, sess.Role)
writeGQLError(w, "UNAUTHORIZED")
return
}
}
reqPath, _ := req.Variables["path"].(string)
if reqPath == "" {
if runtime.GOOS == "windows" {
reqPath = "C:\\"
} else {
reqPath = "/"
}
} else {
reqPath = filepath.Clean(reqPath)
}
var out []map[string]interface{}
// Add parent if not at root
parent := filepath.Dir(reqPath)
if parent != reqPath && parent != "." {
out = append(out, map[string]interface{}{
"name": "..",
"path": parent,
})
}
entries, err := os.ReadDir(reqPath)
if err != nil {
log.Printf("[directories] failed to read dir %q: %v", reqPath, err)
writeGQLError(w, fmt.Sprintf("failed to read directory: %v", err))
return
}
for _, entry := range entries {
if entry.IsDir() {
out = append(out, map[string]interface{}{
"name": entry.Name(),
"path": filepath.Join(reqPath, entry.Name()),
})
}
}
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"serverDirectories": out,
},
})
}
// ── Session helpers ───────────────────────────────────────────────────────────
func (s *Server) sessionFromRequest(r *http.Request) *auth.Session {
raw := r.Header.Get("Authorization")
if !strings.HasPrefix(raw, "Bearer ") {
log.Printf("[auth] No Bearer token found in header")
return nil
}
token := strings.TrimPrefix(raw, "Bearer ")
s.mu.RLock()
mgr := s.authMgr
s.mu.RUnlock()
if mgr == nil {
log.Printf("[auth] authmgr is nil")
return nil
}
sess, err := mgr.Validate(token)
if err != nil {
log.Printf("[auth] Token validation failed: %v", err)
return nil
}
return sess
}
// ── Document handlers ─────────────────────────────────────────────────────────
func (s *Server) handleDocuments(w http.ResponseWriter, req gqlRequest, sess *auth.Session, store *storage.Store) {
if sess == nil {
writeGQLError(w, "UNAUTHORIZED")
return
}
if store == nil {
writeGQLError(w, "storage not initialised")
return
}
// Single document query: document(slug: ...) or document(
if strings.Contains(req.Query, "document(") {
slug, _ := req.Variables["s"].(string)
if slug == "" {
slug, _ = req.Variables["slug"].(string)
}
if slug == "" {
writeGQLError(w, "slug is required")
return
}
log.Printf("[document] user %q is opening document %q", sess.Username, slug)
content, err := store.Read(slug)
if err != nil {
log.Printf("[storage] read %q: %v", slug, err)
writeGQLError(w, fmt.Sprintf("document not found: %s", slug))
return
}
title := extractTitle(content, slug)
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"document": map[string]interface{}{
"slug": slug,
"content": content,
"meta": map[string]string{
"slug": slug,
"title": title,
"updatedAt": "",
},
},
},
})
return
}
// Document list
slugs, err := store.List("")
if err != nil {
log.Printf("[storage] list: %v", err)
writeGQLError(w, fmt.Sprintf("failed to list documents: %v", err))
return
}
log.Printf("[document] user %q listed documents (found %d documents)", sess.Username, len(slugs))
docs := make([]map[string]string, 0, len(slugs))
for _, slug := range slugs {
content, err := store.Read(slug)
title := slug
if err == nil {
title = extractTitle(content, slug)
}
docs = append(docs, map[string]string{
"slug": slug,
"title": title,
"updatedAt": "",
})
}
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"documents": docs,
},
})
}
func (s *Server) handleSaveDocument(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil {
writeGQLError(w, "UNAUTHORIZED")
return
}
input, _ := req.Variables["i"].(map[string]interface{})
if input == nil {
input, _ = req.Variables["input"].(map[string]interface{})
}
if input == nil {
writeGQLError(w, "missing input")
return
}
slug, _ := input["slug"].(string)
content, _ := input["content"].(string)
commitMsg, _ := input["commitMessage"].(string)
if slug == "" {
writeGQLError(w, "slug is required")
return
}
if commitMsg == "" {
commitMsg = "Update " + slug
}
log.Printf("[document] user %q is attempting to save document %q (commit msg: %q)", sess.Username, slug, commitMsg)
s.mu.RLock()
store := s.store
repo := s.gitRepo
s.mu.RUnlock()
if store == nil {
writeGQLError(w, "storage not initialised")
return
}
// Try git commit (writes file + commits).
if repo != nil {
log.Printf("[git] user %q is committing changes for %q", sess.Username, slug)
if err := repo.Commit(slug+".adoc", content, commitMsg, sess.Username, ""); err != nil {
log.Printf("[git] commit failed for %q: %v — falling back to plain write", slug, err)
} else {
log.Printf("[git] successfully committed %q", slug)
}
}
// Always ensure file is written (handles case where git failed).
log.Printf("[storage] user %q is writing raw file content for %q", sess.Username, slug)
if err := store.Write(slug, content); err != nil {
log.Printf("[storage] failed to save %q: %v", slug, err)
writeGQLError(w, fmt.Sprintf("failed to save document: %v", err))
return
}
log.Printf("[storage] successfully saved %q by %s", slug, sess.Username)
title := extractTitle(content, slug)
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"saveDocument": map[string]interface{}{
"slug": slug,
"content": content,
"meta": map[string]string{
"slug": slug,
"title": title,
"updatedAt": "",
},
},
},
})
}
func (s *Server) handleDeleteDocument(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil {
writeGQLError(w, "UNAUTHORIZED")
return
}
slug, _ := req.Variables["slug"].(string)
if slug == "" {
writeGQLError(w, "slug is required")
return
}
s.mu.RLock()
store := s.store
s.mu.RUnlock()
if store == nil {
writeGQLError(w, "storage not initialised")
return
}
if err := store.Delete(slug); err != nil {
writeGQLError(w, fmt.Sprintf("failed to delete document: %v", err))
return
}
log.Printf("[storage] deleted %q by %s", slug, sess.Username)
writeJSON(w, `{"data":{"deleteDocument":true}}`)
}
// ── Auth handlers ─────────────────────────────────────────────────────────────
func (s *Server) handleLogin(w http.ResponseWriter, req gqlRequest) {
username, _ := req.Variables["u"].(string)
password, _ := req.Variables["p"].(string)
if username == "" {
username, _ = req.Variables["username"].(string)
}
if password == "" {
password, _ = req.Variables["password"].(string)
}
s.mu.RLock()
database := s.database
mgr := s.authMgr
s.mu.RUnlock()
if database == nil || mgr == nil {
writeGQLError(w, "server not initialised")
return
}
token, role, err := mgr.Login(database, username, password)
if err != nil {
log.Printf("[auth] login failed for %q: %v", username, err)
writeGQLError(w, "invalid credentials")
return
}
log.Printf("[auth] login: %s (%s)", username, role)
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"login": token,
},
})
}
func (s *Server) handleLogout(w http.ResponseWriter, sess *auth.Session) {
if sess != nil {
s.mu.RLock()
mgr := s.authMgr
s.mu.RUnlock()
if mgr != nil {
mgr.Logout(sess.Token)
}
log.Printf("[auth] logout: %s", sess.Username)
}
writeJSON(w, `{"data":{"logout":true}}`)
}
// ── Admin handlers ────────────────────────────────────────────────────────────
func (s *Server) handleUsers(w http.ResponseWriter, sess *auth.Session) {
if sess == nil {
log.Printf("[unauth] session is nil")
writeGQLError(w, "UNAUTHORIZED")
return
}
if sess.Role != "admin" {
log.Printf("[unauth] user %s is not admin, role is %q", sess.Username, sess.Role)
writeGQLError(w, "UNAUTHORIZED")
return
}
s.mu.RLock()
database := s.database
s.mu.RUnlock()
if database == nil {
writeGQLError(w, "database not initialised")
return
}
users, err := database.ListUsers()
if err != nil {
writeGQLError(w, fmt.Sprintf("failed to list users: %v", err))
return
}
list := make([]map[string]string, 0, len(users))
for _, u := range users {
list = append(list, map[string]string{
"username": u.Username,
"role": u.Role,
"createdAt": u.CreatedAt.Format(time.RFC3339),
})
}
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{"users": list},
})
}
func (s *Server) handleCreateUser(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil {
log.Printf("[unauth] session is nil")
writeGQLError(w, "UNAUTHORIZED")
return
}
if sess.Role != "admin" {
log.Printf("[unauth] user %s is not admin, role is %q", sess.Username, sess.Role)
writeGQLError(w, "UNAUTHORIZED")
return
}
username, _ := req.Variables["u"].(string)
password, _ := req.Variables["p"].(string)
role, _ := req.Variables["r"].(string)
if role == "" {
role = "user"
}
if username == "" || password == "" {
writeGQLError(w, "username and password are required")
return
}
hash, err := auth.HashPassword(password)
if err != nil {
writeGQLError(w, "failed to hash password")
return
}
s.mu.RLock()
database := s.database
s.mu.RUnlock()
if database == nil {
writeGQLError(w, "database not initialised")
return
}
if err := database.CreateUser(username, hash, role); err != nil {
writeGQLError(w, fmt.Sprintf("failed to create user: %v", err))
return
}
log.Printf("[admin] user created: %s (%s) by %s", username, role, sess.Username)
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"createUser": map[string]string{
"username": username,
"role": role,
"createdAt": time.Now().Format(time.RFC3339),
},
},
})
}
func (s *Server) handleDeleteUser(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil {
log.Printf("[unauth] session is nil")
writeGQLError(w, "UNAUTHORIZED")
return
}
if sess.Role != "admin" {
log.Printf("[unauth] user %s is not admin, role is %q", sess.Username, sess.Role)
writeGQLError(w, "UNAUTHORIZED")
return
}
username, _ := req.Variables["username"].(string)
if username == "" {
writeGQLError(w, "username is required")
return
}
if username == sess.Username {
writeGQLError(w, "cannot delete your own account")
return
}
s.mu.RLock()
database := s.database
s.mu.RUnlock()
if database == nil {
writeGQLError(w, "database not initialised")
return
}
if err := database.DeleteUser(username); err != nil {
writeGQLError(w, fmt.Sprintf("failed to delete user: %v", err))
return
}
log.Printf("[admin] user deleted: %s by %s", username, sess.Username)
writeJSON(w, `{"data":{"deleteUser":true}}`)
}
func (s *Server) handleChangePassword(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil {
writeGQLError(w, "UNAUTHORIZED")
return
}
oldPass, _ := req.Variables["old"].(string)
newPass, _ := req.Variables["new"].(string)
if oldPass == "" || newPass == "" {
writeGQLError(w, "oldPassword and newPassword are required")
return
}
if len(newPass) < 8 {
writeGQLError(w, "new password must be at least 8 characters")
return
}
s.mu.RLock()
database := s.database
s.mu.RUnlock()
if database == nil {
writeGQLError(w, "database not initialised")
return
}
user, err := database.GetUser(sess.Username)
if err != nil {
writeGQLError(w, "user not found")
return
}
if err := auth.CheckPassword(user.PassHash, oldPass); err != nil {
writeGQLError(w, "incorrect current password")
return
}
hash, err := auth.HashPassword(newPass)
if err != nil {
writeGQLError(w, "failed to hash password")
return
}
if err := database.UpdatePassword(sess.Username, hash); err != nil {
writeGQLError(w, fmt.Sprintf("failed to update password: %v", err))
return
}
log.Printf("[auth] password changed for %s", sess.Username)
writeJSON(w, `{"data":{"changePassword":true}}`)
}
func (s *Server) handleUpdateLdapConfig(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil {
log.Printf("[unauth] session is nil")
writeGQLError(w, "UNAUTHORIZED")
return
}
if sess.Role != "admin" {
log.Printf("[unauth] user %s is not admin, role is %q", sess.Username, sess.Role)
writeGQLError(w, "UNAUTHORIZED")
return
}
s.mu.RLock()
cfg := s.cfg
s.mu.RUnlock()
if cfg == nil {
writeGQLError(w, "server not initialised")
return
}
input, hasInput := req.Variables["input"].(map[string]interface{})
if !hasInput {
input, hasInput = req.Variables["i"].(map[string]interface{})
}
newCfg := *cfg // copy
if hasInput && input != nil {
port := 389
if p, ok := input["port"].(float64); ok {
port = int(p)
}
newCfg.LDAP = config.LDAPConfig{
Host: strVal(input, "host"),
Port: port,
BaseDN: strVal(input, "baseDN"),
BindDN: strVal(input, "bindDN"),
BindPassword: strVal(input, "bindPassword"),
}
} else {
// Disable LDAP
newCfg.LDAP = config.LDAPConfig{}
}
if err := config.Save(s.configPath, &newCfg); err != nil {
writeGQLError(w, fmt.Sprintf("failed to save config: %v", err))
return
}
s.initRuntime(&newCfg)
log.Printf("[admin] LDAP config updated by %s", sess.Username)
writeJSON(w, `{"data":{"updateLdapConfig":true}}`)
}
// ── Setup handler ─────────────────────────────────────────────────────────────
func (s *Server) handleConfig(w http.ResponseWriter, sess *auth.Session) {
if sess == nil {
log.Printf("[unauth] session is nil")
writeGQLError(w, "UNAUTHORIZED")
return
}
if sess.Role != "admin" {
log.Printf("[unauth] user %s is not admin, role is %q", sess.Username, sess.Role)
writeGQLError(w, "UNAUTHORIZED")
return
}
s.mu.RLock()
cfg := s.cfg
s.mu.RUnlock()
if cfg == nil {
writeGQLError(w, "server not initialised")
return
}
var ldap map[string]interface{}
if cfg.LDAP.Host != "" {
ldap = map[string]interface{}{
"host": cfg.LDAP.Host,
"port": cfg.LDAP.Port,
"baseDN": cfg.LDAP.BaseDN,
"bindDN": cfg.LDAP.BindDN,
}
}
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"config": map[string]interface{}{
"storagePath": cfg.StoragePath,
"ldap": ldap,
},
},
})
}
func (s *Server) handleRepoStatus(w http.ResponseWriter, sess *auth.Session) {
if sess == nil {
writeGQLError(w, "UNAUTHORIZED")
return
}
s.mu.RLock()
repo := s.gitRepo
s.mu.RUnlock()
hasUncommitted := repo != nil && repo.HasUncommitted()
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"repoStatus": map[string]interface{}{
"hasUncommitted": hasUncommitted,
},
},
})
}
func (s *Server) handleInitCommit(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil {
writeGQLError(w, "UNAUTHORIZED")
return
}
message, _ := req.Variables["message"].(string)
if message == "" {
message = "Initial commit"
}
s.mu.RLock()
repo := s.gitRepo
s.mu.RUnlock()
if repo == nil {
writeGQLError(w, "storage not initialised")
return
}
if !repo.HasUncommitted() {
// Nothing to commit — return success without error.
writeJSON(w, `{"data":{"initCommit":true}}`)
return
}
email := sess.Username + "@archivum"
if err := repo.CommitAll(message, sess.Username, email); err != nil {
log.Printf("[git] initCommit failed for %s: %v", sess.Username, err)
writeGQLError(w, fmt.Sprintf("commit failed: %v", err))
return
}
log.Printf("[git] initCommit by %s: %q", sess.Username, message)
writeJSON(w, `{"data":{"initCommit":true}}`)
}
func (s *Server) handleUpdateStoragePath(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil {
log.Printf("[unauth] session is nil")
writeGQLError(w, "UNAUTHORIZED")
return
}
if sess.Role != "admin" {
log.Printf("[unauth] user %s is not admin, role is %q", sess.Username, sess.Role)
writeGQLError(w, "UNAUTHORIZED")
return
}
s.mu.RLock()
cfg := s.cfg
s.mu.RUnlock()
if cfg == nil {
writeGQLError(w, "server not initialised")
return
}
path, ok := req.Variables["path"].(string)
if !ok || path == "" {
writeGQLError(w, "invalid or empty path")
return
}
newCfg := *cfg
newCfg.StoragePath = path
if err := config.Save(s.configPath, &newCfg); err != nil {
writeGQLError(w, fmt.Sprintf("failed to save config: %v", err))
return
}
s.initRuntime(&newCfg)
log.Printf("[admin] Storage path updated by %q to %q", sess.Username, path)
writeJSON(w, `{"data":{"updateStoragePath":true}}`)
}
func (s *Server) handleSetup(w http.ResponseWriter, req gqlRequest) {
input, ok := req.Variables["i"].(map[string]interface{})
if !ok {
log.Printf("[setup] invalid input — variables: %v", req.Variables)
writeGQLError(w, "invalid setup input")
return
}
storagePath, _ := input["storagePath"].(string)
jwtSecret, _ := input["jwtSecret"].(string)
adminUser, _ := input["adminUser"].(string)
adminPass, _ := input["adminPass"].(string)
if storagePath == "" || jwtSecret == "" || adminUser == "" || adminPass == "" {
writeGQLError(w, "storagePath, jwtSecret, adminUser and adminPass are required")
return
}
cfg := &config.Config{
StoragePath: storagePath,
DBPath: resolveDBPath(s.configPath),
JWTSecret: jwtSecret,
ListenAddr: ":4000",
}
if ldapRaw, ok := input["ldap"].(map[string]interface{}); ok && ldapRaw != nil {
port := 389
if p, ok := ldapRaw["port"].(float64); ok {
port = int(p)
}
cfg.LDAP = config.LDAPConfig{
Host: strVal(ldapRaw, "host"),
Port: port,
BaseDN: strVal(ldapRaw, "baseDN"),
BindDN: strVal(ldapRaw, "bindDN"),
BindPassword: strVal(ldapRaw, "bindPassword"),
}
}
// Open database and create admin user BEFORE saving config,
// so a failed DB creation does not leave a broken config.json on disk.
if err := os.MkdirAll(dirOf(cfg.DBPath), 0755); err != nil {
writeGQLError(w, fmt.Sprintf("could not create db directory: %v", err))
return
}
database, err := db.New(cfg.DBPath)
if err != nil {
writeGQLError(w, fmt.Sprintf("failed to open database: %v", err))
return
}
hash, err := auth.HashPassword(adminPass)
if err != nil {
writeGQLError(w, "failed to hash admin password")
return
}
if err := database.CreateUser(adminUser, hash, "admin"); err != nil {
writeGQLError(w, fmt.Sprintf("failed to create admin user: %v", err))
return
}
log.Printf("[setup] admin user %q created", adminUser)
if err := os.MkdirAll(dirOf(s.configPath), 0755); err != nil {
writeGQLError(w, fmt.Sprintf("could not create config directory: %v", err))
return
}
if err := config.Save(s.configPath, cfg); err != nil {
writeGQLError(w, fmt.Sprintf("failed to save config: %v", err))
return
}
log.Printf("[setup] config written to %s", s.configPath)
store, err := storage.New(storagePath)
if err != nil {
log.Printf("[setup] failed to open storage at %s: %v", storagePath, err)
}
repo, err := git.Open(storagePath)
if err != nil {
log.Printf("[setup] git init failed: %v", err)
}
s.mu.Lock()
s.cfg = cfg
s.store = store
s.database = database
s.authMgr = auth.NewManager(cfg)
s.gitRepo = repo
s.mu.Unlock()
log.Printf("[setup] complete")
writeJSON(w, `{"data":{"setup":true}}`)
}
// ── LDAP test handler ─────────────────────────────────────────────────────────
func (s *Server) handleTestLdapConnection(w http.ResponseWriter, req gqlRequest) {
input, _ := req.Variables["i"].(map[string]interface{})
if input == nil {
writeGQLError(w, "missing LDAP input")
return
}
host := strVal(input, "host")
port := 389
if p, ok := input["port"].(float64); ok {
port = int(p)
}
bindDN := strVal(input, "bindDN")
bindPassword := strVal(input, "bindPassword")
if host == "" {
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"testLdapConnection": map[string]interface{}{
"success": false, "message": "host is required",
},
},
})
return
}
err := auth.TestLDAP(host, port, bindDN, bindPassword)
if err != nil {
log.Printf("[ldap] test failed (%s:%d): %v", host, port, err)
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"testLdapConnection": map[string]interface{}{
"success": false, "message": err.Error(),
},
},
})
return
}
log.Printf("[ldap] test succeeded (%s:%d)", host, port)
writeJSONObj(w, map[string]interface{}{
"data": map[string]interface{}{
"testLdapConnection": map[string]interface{}{
"success": true, "message": "Connection successful",
},
},
})
}
// ── Health handler ────────────────────────────────────────────────────────────
func (s *Server) handleHealth(w http.ResponseWriter, r *http.Request) {
s.mu.RLock()
ready := s.cfg != nil
s.mu.RUnlock()
w.Header().Set("Content-Type", "application/json")
if ready {
w.WriteHeader(http.StatusOK)
_, _ = w.Write([]byte(`{"status":"ok"}`))
} else {
w.WriteHeader(http.StatusServiceUnavailable)
_, _ = w.Write([]byte(`{"status":"setup_required"}`))
}
}
// ── SPA static file handler ───────────────────────────────────────────────────
func spaHandler(dir string) http.Handler {
fsys := http.Dir(dir)
fileServer := http.FileServer(fsys)
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
f, err := fsys.Open(r.URL.Path)
if err == nil {
fi, statErr := f.Stat()
f.Close()
if statErr == nil && !fi.IsDir() {
fileServer.ServeHTTP(w, r)
return
}
}
http.ServeFile(w, r, dir+"/index.html")
})
}
// ── Request logger middleware ─────────────────────────────────────────────────
type statusWriter struct {
http.ResponseWriter
status int
}
func (sw *statusWriter) WriteHeader(status int) {
sw.status = status
sw.ResponseWriter.WriteHeader(status)
}
func requestLogger(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
sw := &statusWriter{ResponseWriter: w, status: 200}
start := time.Now()
next.ServeHTTP(sw, r)
if r.URL.Path == "/health" && sw.status == 200 {
return
}
log.Printf("[http] %s %s → %d (%s)", r.Method, r.URL.Path, sw.status, time.Since(start).Round(time.Microsecond))
})
}
// ── Helpers ───────────────────────────────────────────────────────────────────
func extractTitle(content, slug string) string {
scanner := bufio.NewScanner(strings.NewReader(content))
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
if strings.HasPrefix(line, "= ") {
return strings.TrimPrefix(line, "= ")
}
}
parts := strings.Split(slug, "/")
return parts[len(parts)-1]
}
func writeJSON(w http.ResponseWriter, body string) {
_, _ = w.Write([]byte(body))
}
func writeJSONObj(w http.ResponseWriter, v interface{}) {
b, _ := json.Marshal(v)
_, _ = w.Write(b)
}
func writeGQLError(w http.ResponseWriter, msg string) {
body, _ := json.Marshal(map[string]interface{}{
"errors": []map[string]string{{"message": msg}},
})
_, _ = w.Write(body)
}
func gqlOpName(query string) string {
q := strings.TrimSpace(query)
switch {
case strings.HasPrefix(q, "mutation"):
return "mutation " + firstWord(strings.TrimSpace(q[len("mutation"):]))
case strings.HasPrefix(q, "query"):
return "query " + firstWord(strings.TrimSpace(q[len("query"):]))
case strings.HasPrefix(q, "{"):
inner := strings.TrimSpace(q[1:])
return "query {" + firstWord(inner) + "...}"
default:
return firstWord(q)
}
}
func firstWord(s string) string {
s = strings.TrimSpace(s)
for i, c := range s {
if c == ' ' || c == '(' || c == '{' {
return s[:i]
}
}
return s
}
func strVal(m map[string]interface{}, key string) string {
v, _ := m[key].(string)
return v
}
func dirOf(path string) string {
idx := strings.LastIndexAny(path, "/\\")
if idx < 0 {
return "."
}
return path[:idx]
}
// resolveDBPath returns the best DB path given the config file location.
// Prefers /data/db/archivum.db (Docker volume) if /data is writable;
// otherwise places the DB next to the config file.
func resolveDBPath(configPath string) string {
const dockerDB = "/data/db/archivum.db"
if err := os.MkdirAll("/data/db", 0755); err == nil {
return dockerDB
}
return filepath.Join(dirOf(configPath), "archivum.db")
}
func (s *Server) handleHistory(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil { writeGQLError(w, "UNAUTHORIZED"); return }
slug, _ := req.Variables["slug"].(string)
if slug == "" { writeGQLError(w, "slug required"); return }
s.mu.RLock()
repo := s.gitRepo
s.mu.RUnlock()
if repo == nil {
writeGQLError(w, "git not initialized")
return
}
history, err := repo.Log(slug + ".adoc")
if err != nil {
writeGQLError(w, err.Error())
return
}
var out []map[string]interface{}
for _, entry := range history {
out = append(out, map[string]interface{}{
"hash": entry.Hash,
"author": entry.Author,
"email": entry.Email,
"date": entry.Date,
"subject": entry.Subject,
"added": entry.Added,
"removed": entry.Removed,
})
}
writeJSONObj(w, map[string]interface{}{ "data": map[string]interface{}{ "history": out } })
}
func (s *Server) handleDiff(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil { writeGQLError(w, "UNAUTHORIZED"); return }
slug, _ := req.Variables["slug"].(string)
fromHash, _ := req.Variables["fromHash"].(string)
toHash, _ := req.Variables["toHash"].(string)
s.mu.RLock()
repo := s.gitRepo
s.mu.RUnlock()
if repo == nil { writeGQLError(w, "git not initialized"); return }
diff, err := repo.Diff(slug + ".adoc", fromHash, toHash)
if err != nil { writeGQLError(w, err.Error()); return }
writeJSONObj(w, map[string]interface{}{ "data": map[string]interface{}{ "diff": diff } })
}
func (s *Server) handleDocumentAtCommit(w http.ResponseWriter, req gqlRequest, sess *auth.Session) {
if sess == nil { writeGQLError(w, "UNAUTHORIZED"); return }
slug, _ := req.Variables["slug"].(string)
hash, _ := req.Variables["hash"].(string)
s.mu.RLock()
repo := s.gitRepo
s.mu.RUnlock()
if repo == nil { writeGQLError(w, "git not initialized"); return }
content, err := repo.Show(hash, slug + ".adoc")
if err != nil { writeGQLError(w, err.Error()); return }
writeJSONObj(w, map[string]interface{}{ "data": map[string]interface{}{ "documentAtCommit": content } })
}