implemented basic file processing like hashing

go.mod

@@ -5,7 +5,6 @@ go 1.24.1
 require (
 	github.com/Oudwins/tailwind-merge-go v0.2.1
 	github.com/a-h/templ v0.3.865
-	github.com/google/uuid v1.6.0
 	github.com/gorilla/securecookie v1.1.2
 	github.com/gorilla/sessions v1.4.0
 	github.com/h2non/filetype v1.1.3

go.sum

@@ -15,8 +15,6 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0=
 github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
-github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
-github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/securecookie v1.1.2 h1:YCIWL56dvtr73r6715mJs5ZvhtnY73hBvEF8kXD8ePA=
 github.com/gorilla/securecookie v1.1.2/go.mod h1:NfCASbcHqRSY+3a8tlWJwsQap2VX5pwzwo4h3eOamfo=
 github.com/gorilla/sessions v1.4.0 h1:kpIYOp/oi6MG/p5PgxApU8srsSw9tuFbt46Lt7auzqQ=

server/internal/database/createFile.go

@@ -2,10 +2,8 @@ package database
 
 import (
 	"context"
-	"encoding/hex"
 	"log/slog"
 
-	"github.com/google/uuid"
 	"github.com/jackc/pgx/v5"
 	"golang.org/x/crypto/blake2b"
 
@@ -14,52 +12,40 @@ import (
 )
 
 // CreateFile() creates the filesystem object and the DB entry for a file
-func CreateFile(ctx context.Context, name string, fileBytes []byte, size int64) (File, error) {
+func CreateFile(ctx context.Context, name string, fileBytes []byte) (sqlc.File, error) {
+  queries := sqlc.New(pool)
 	file := sqlc.File{
 		Name: name,
-		Size: size,
 	}
+  var err error
 
   bl2hash := blake2b.Sum256(fileBytes)
   file.Blake2 = bl2hash[:]
-  queries := sqlc.New(pool)
+  file.Size = int64(len(fileBytes))
-  fileExists, err := queries.GetFileByBlake2()
+
+  file.Mimetype, _ = store.GetBytesFileType(fileBytes[:262])
+
+	file, err = queries.CreateFile(ctx, sqlc.CreateFileParams{})
   if err == pgx.ErrNoRows {
-    slog.Info("File already exists", "file-uuid", )
+    slog.Info("File already exists", "file-uuid", file.ID.String())
+    return file, nil
+  }
+  if err != nil {
+    slog.Error("Error saving file to database", "error", err, "file-name", name)
+    err = nil
   }
 
-  if err != nil {
-    slog.Error("Could not check if a duplicate exists", "error", err)
-    err = nil
-  }
-  if fileExists {
-    slog.Info("File seems to already exist")
-    sameFile, err := FileByBlake2(file.Blake2)
-    if err != nil {
-      slog.Error("Could not retrieve duplicate", "error", err)
-      err = nil
-    }
-    return sameFile, nil
-  }
 
   //Using UUIDs instead of the file hash to make switching storage backends easier
-	fileUUID, err := uuid.NewRandom()
+	_, err = store.SaveFile(file.ID.String(), fileBytes)
 	if err != nil {
-		slog.Error("could not save file,", "error", err)
+    slog.Error("Error saving file to disk", "error", err, "file-uuid", file.ID.String())
-		return file, err
+    errdel := queries.DeleteFile(ctx, file.ID)
+    if errdel != nil {
+      slog.Error("Error deleting file from database", "error", errdel, "file-uuid", file.ID.String())
     }
-	uuid, err := store.SaveFile(fileUUID.String(), fileBytes)
-	if err != nil {
 		return file, err
 	}
-	file.Uuid = uuid
-
-	file.MimeType, _ = store.GetFileType(file.Uuid)
-
-	err = file.Insert()
-	if err != nil {
-		return file, nil
-	}
 
 	return file, nil
 }

server/internal/database/file.go

@@ -1,92 +1,30 @@
 package database
 
 import (
-	"fmt"
+	"context"
 	"log/slog"
-	"time"
 
-	"git.jmbit.de/jmb/scanfile/server/internal/store"
+	"git.jmbit.de/jmb/scanfile/server/internal/sqlc"
+	"github.com/jackc/pgx/v5/pgtype"
 )
 
-type File struct {
+func GetFileByID(fileID string) (sqlc.File, error) {
-	Id          int64
+  var pgUUID pgtype.UUID
-  Blake2      string `xorm:"unique"`//Used for checking if the file already exists
+  err := pgUUID.Scan(fileID)
-  Uuid        string `xorm:"unique"`//used for file blob storage etc.
-	Name        string //Name of the file
-	Description string //Any text to add to it for context
-	MimeType    string
-	Size        int64
-	CreatedAt   time.Time `xorm:"created"`
-	UpdatedAt   time.Time `xorm:"updated"`
-}
-
-// Insert File to DB
-func (f File) Insert() error {
-	_, err := engine.InsertOne(f)
-	return err
-}
-
-// Deletes a File
-// TODO: Make atomic
-func (f File) Delete() error {
-  err := store.DeleteFile(f.Uuid)
   if err != nil {
-    slog.Error("Could not delete File from disk", "file-uuid", f.Uuid, "file-name", f.Name)
+    slog.Error("Unable to convert string to UUID", "file-uuid", fileID, "error", err)
-    return err
   }
-  slog.Info("Deleted File from disk", "uuid", f.Uuid)
+  query := sqlc.New(pool)
-  _, err = engine.Delete(f)
+  file, err := query.GetFileByUUID(context.Background(), pgUUID)
-  if err != nil {
-    slog.Error("Could not delete File from DB", "file-uuid", f.Uuid, "file-name", f.Name)
-    return err
-  }
-  slog.Info("Deleted File from DB", "file-uuid", f.Uuid)
 
-  return nil
-}
-
-
-func FileByID(id int64) (File, error) {
-  file := File{Id: id}
-  success, err := engine.Get(&file)
-  if err != nil || success == false {
-    return file, err
-  }
   return file, nil
 }
 
-func FileByUUID(uuid string) (File, error) {
+func InsertFileProperties(properties sqlc.InsertFilePropertiesParams) error  {
-  file := File{Uuid: uuid}
+  query := sqlc.New(pool)
-  success, err := engine.Get(&file)
+  err := query.InsertFileProperties(context.Background(), properties)
-  if err != nil || success == false {
-    return file, err
-  }
-  return file, nil
-}
-
-func FileByBlake2(hash string) (File, error) {
-  file := File{Blake2: hash}
-  success, err := engine.Get(&file)
-  slog.Info("Getting file for blake2 hash", "success", success, "hash", hash)
   if err != nil {
-    return file, err
+    slog.Error("Unable to add file properties", "file-uuid", properties.ID.String(), "error", err)
   }
-  if success == false {
+  return err
-    return file, fmt.Errorf("Record not found")
-  }
-  return file, nil
 }
-
-func FileAlreadyExists(blake2 string) (bool, error) {
-  file := new(File)
-  count, err := engine.Where("blake2 LIKE ?", blake2).Count(file)
-  if err != nil {
-    return false, err
-  }
-  if count > 0 {
-    return true, nil
-  } else {
-    return false, nil
-  }
-}
-

server/internal/database/processingJob.go

@@ -1,38 +1,72 @@
 package database
 
 import (
+	"context"
 	"log/slog"
-	"time"
+
+	"git.jmbit.de/jmb/scanfile/server/internal/sqlc"
+	"github.com/jackc/pgx/v5/pgtype"
 )
 
-type ProcessingJob struct {
+// NewProcessingJob() Creates a new Processing Job in the Database
-	Id  int64
+func NewProcessingJob(ctx context.Context, fileid pgtype.UUID, jobType string) (sqlc.ProcessingJob, error) {
-  FileID int64
+  job := sqlc.ProcessingJob{}
-  FileUUID string
+  job.FileID = fileid
-  Created time.Time `xorm:"created"`
+  query := sqlc.New(pool)
-  Started time.Time
+  job, err := query.CreateProcessingJob(ctx, fileid)
-  Completed time.Time
-  Status string //Could be an enum, but who cares
-  Type string
-}
 
-func (j ProcessingJob) Update() error {
-  _, err := engine.Update(j)
   if err != nil {
-    slog.Error("Error updating processing job", "error", err, "file-uuid", j.FileUUID, "job-id", j.Id, "job-type", j.Type)
+    slog.Error("Unable to create new processing job", "file-uuid", fileid.String())
-  }
-  return err
-}
-
-func NewProcessingJob(fileID int64, fileUUID string) (ProcessingJob, error) {
-  job := ProcessingJob{
-    FileID: fileID,
-  }
-  _, err := engine.InsertOne(job)
-  if err != nil {
-    slog.Error("Unable to create new processing job", "file-uuid", fileUUID)
     return job, err
   }
 
   return job, nil
 }
+
+// StartProcessingJob() starts the job
+func StartProcessingJob(jobid int64) error {
+  query := sqlc.New(pool)
+  err := query.StartProcessingJob(context.Background(), jobid)
+  if err != nil {
+    slog.Error("Unable to start processing job", "job-id", jobid)
+  }
+  return err
+}
+
+// FinishProcessingJob() marks the job as completed
+func FinishProcessingJob(jobid int64) error {
+  query := sqlc.New(pool)
+  err := query.FinishProcessingJob(context.Background(), jobid)
+  if err != nil {
+    slog.Error("Unable to finish processing job", "job-id", jobid)
+  }
+  return err
+}
+
+// FailProcessingJob() marks the job as completed
+func FailProcessingJob(jobid int64, jobErr error) error {
+  slog.Error("Job failed", "job-id", jobid, "error", jobErr)
+  query := sqlc.New(pool)
+  var params sqlc.FailProcessingJobParams
+  params.ID = jobid
+  params.Error.String = jobErr.Error()
+  err := query.FailProcessingJob(context.Background(), params)
+  if err != nil {
+    slog.Error("Unable to mark processing job as failed", "job-id", jobid, "error", err)
+  }
+  return err
+}
+
+func AddProcessingJobMessage(jobid int64, message string) error {
+  _, err := pool.Exec(context.Background(), 
+    `
+    UPDATE processing_jobs
+    SET messages = messages || $2::JSONB
+    WHERE id = $1;
+    `, 
+    jobid, message)
+  if err != nil {
+    slog.Error("Unable to finish processing job", "job-id", jobid)
+  }
+  return err
+}

server/internal/database/queries-file_properties.sql

@@ -0,0 +1,6 @@
+-- name: InsertFileProperties :exec
+INSERT INTO file_properties (
+  id, sha256, md5, libmagic_mime, libmagic_extension, libmagic_apple
+) VALUES ($1, $2, $3, $4, $5, $6);
+
+

server/internal/database/queries-files.sql

@@ -21,3 +21,13 @@ WHERE blake2 = $1;
 UPDATE files 
 SET description = $1
 WHERE id = $2;
+
+-- name: DeleteFile :exec
+DELETE 
+FROM files
+WHERE id = $1;
+
+-- name: UpdateFile :exec
+UPDATE files
+SET updated = NOW()
+WHERE id = $1;

server/internal/database/queries-processing_jobs.sql

@@ -1,19 +1,19 @@
 -- name: CreateProcessingJob :one
 INSERT INTO processing_jobs (
-  file_id, job_type
+  file_id
-) VALUES ($1,$2 )
+) VALUES ($1)
 RETURNING *;
 
 -- name: StartProcessingJob :exec
 UPDATE processing_jobs 
 SET started = NOW(),
-  status = "started"
+  status = 'started'
 WHERE id = $1;
 
 -- name: FinishProcessingJob :exec
 UPDATE processing_jobs
 SET completed = NOW(),
-  status = "completed"
+  status = 'completed'
 WHERE id = $1;
 
 -- name: GetJobsForFile :many
@@ -24,3 +24,11 @@ WHERE file_id = $1;
 SELECT * FROM processing_jobs
 WHERE id = $1
 LIMIT 1;
+
+-- name: FailProcessingJob :exec
+UPDATE processing_jobs
+SET completed = NOW(),
+  status = 'failed',
+  error = $1
+WHERE id = $2;
+

server/internal/database/schema.sql

@@ -22,39 +22,40 @@ CREATE TABLE IF NOT EXISTS processing_jobs (
   status TEXT,
   job_type TEXT,
   error TEXT,
-  messages JSONB
+  messages JSONB DEFAULT '[]'::JSONB
 );
 
 CREATE TABLE IF NOT EXISTS diec (
   id BIGSERIAL PRIMARY KEY,
   file_id UUID REFERENCES files (id) ON DELETE CASCADE,
-  data JSONB,
+  data JSONB
-  created TIMESTAMP DEFAULT NOW() NOT NULL,
-  updated TIMESTAMP DEFAULT NOW() NOT NULL
 );
 
 CREATE TABLE IF NOT EXISTS msoffice_oleid (
   id BIGSERIAL PRIMARY KEY,
   file_id UUID REFERENCES files (id) ON DELETE CASCADE,
-  data JSONB,
+  data JSONB
-  created TIMESTAMP DEFAULT NOW() NOT NULL,
-  updated TIMESTAMP DEFAULT NOW() NOT NULL
 );
 
 CREATE TABLE IF NOT EXISTS msoffice_olevba (
   id BIGSERIAL PRIMARY KEY,
   file_id UUID REFERENCES files (id) ON DELETE CASCADE,
-  data JSONB,
+  data JSONB
-  created TIMESTAMP DEFAULT NOW() NOT NULL,
-  updated TIMESTAMP DEFAULT NOW() NOT NULL
 );
 
 CREATE TABLE IF NOT EXISTS msoffice_mraptor (
   id BIGSERIAL PRIMARY KEY,
   file_id UUID REFERENCES files (id) ON DELETE CASCADE,
-  data JSONB,
+  data JSONB
-  created TIMESTAMP DEFAULT NOW() NOT NULL,
+);
-  updated TIMESTAMP DEFAULT NOW() NOT NULL
+
+CREATE TABLE IF NOT EXISTS file_properties (
+  id UUID PRIMARY KEY,
+  sha256 BYTEA,
+  md5 BYTEA,
+  libmagic_mime TEXT,
+  libmagic_extension TEXT,
+  libmagic_apple TEXT
 );
 
 -- Indices
@@ -64,3 +65,5 @@ CREATE INDEX idx_processing_jobs_file_id ON processing_jobs (file_id);
 CREATE INDEX idx_msoffice_oleid_file_id ON msoffice_oleid (file_id);
 CREATE INDEX idx_msoffice_olevba_file_id ON msoffice_olevba (file_id);
 CREATE INDEX idx_msoffice_mraptor_file_id ON msoffice_mraptor (file_id);
+CREATE INDEX idx_file_properties_id ON file_properties (id);
+CREATE INDEX idx_file_id ON files (id);

server/internal/processing/basic/basic.go

@@ -0,0 +1,40 @@
+package basic
+
+import (
+	"crypto/md5"
+	"crypto/sha256"
+	"log/slog"
+
+	"git.jmbit.de/jmb/scanfile/server/internal/database"
+	"git.jmbit.de/jmb/scanfile/server/internal/sqlc"
+	"git.jmbit.de/jmb/scanfile/server/internal/store"
+)
+
+//BasicProcessing() determines type agnostic information about the file
+func BasicProcessing(job sqlc.ProcessingJob) error {
+  fileBytes, err := store.GetFileBytes(job.FileID.String())
+  if err != nil {
+    database.FailProcessingJob(job.ID, err)
+    return err
+  }
+  sha256sum := sha256.Sum256(fileBytes)
+  md5sum := md5.Sum(fileBytes)
+  fileCmdResult, err := FileCmd(job.FileID.String())
+  if err != nil {
+    slog.Error("Error processing file", "file-uuid", job.FileID.String(), "error", err)
+    return err
+  }
+
+  fileProperties := sqlc.InsertFilePropertiesParams{}
+  fileProperties.ID.Bytes = job.FileID.Bytes
+  fileProperties.Md5 = md5sum[:]
+  fileProperties.Sha256 = sha256sum[:]
+  fileProperties.LibmagicMime.String = fileCmdResult.MimeType
+  fileProperties.LibmagicApple.String = fileCmdResult.Apple
+  fileProperties.LibmagicExtension.String = fileCmdResult.Extension
+  database.InsertFileProperties(fileProperties)
+
+  
+  return nil
+}
+

server/internal/processing/basic/libmagic.go

@@ -0,0 +1,55 @@
+package basic
+
+import (
+	"log/slog"
+	"os/exec"
+	"strings"
+
+	"git.jmbit.de/jmb/scanfile/server/internal/store"
+)
+
+
+type FileCmdResult struct {
+	Type      string
+	MimeType  string
+	Apple     string
+	Extension string
+}
+
+//FileCmd() runs "/usr/bin/file" on the object. Should be replaced with libmagic bindings instead
+func FileCmd(fileName string) (FileCmdResult, error) {
+	var returnStruct FileCmdResult
+  filepath, err := store.AbsPath(fileName)
+	if err != nil {
+		return returnStruct, err
+	}
+	cmd := exec.Command("/usr/bin/file", "-b", filepath)
+	result, err := cmd.Output()
+	if err != nil {
+    slog.Error("Error running file command", "file-uuid", fileName, "error", err)
+		return returnStruct, err
+	}
+	returnStruct.Type = strings.TrimRight(string(result), "\n ")
+	cmd = exec.Command("/usr/bin/file", "-b", "--mime-type", filepath)
+	result, err = cmd.Output()
+	if err != nil {
+    slog.Error("Error running file (mime-type) command", "file-uuid", fileName, "error", err)
+		return returnStruct, err
+	}
+	returnStruct.MimeType = strings.TrimRight(string(result), "\n ")
+	cmd = exec.Command("/usr/bin/file", "-b", "--apple", filepath)
+	result, err = cmd.Output()
+	if err != nil {
+    slog.Error("Error running file (apple) command", "file-uuid", fileName, "error", err)
+		return returnStruct, err
+	}
+	returnStruct.Apple = strings.TrimRight(string(result), "\n ")
+	cmd = exec.Command("/usr/bin/file", "-b", "--extension", filepath)
+	result, err = cmd.Output()
+	if err != nil {
+    slog.Error("Error running file (extension) command", "file-uuid", fileName, "error", err)
+		return returnStruct, err
+	}
+	returnStruct.Extension = strings.TrimRight(string(result), "\n ")
+	return returnStruct, nil
+}

server/internal/processing/processing.go

@@ -1,9 +1,14 @@
 package processing
 
 import (
+	"context"
+	"log/slog"
 	"sync"
 	"time"
 
+	"git.jmbit.de/jmb/scanfile/server/internal/database"
+	"git.jmbit.de/jmb/scanfile/server/internal/sqlc"
+	"github.com/jackc/pgx/v5/pgtype"
 	"github.com/spf13/viper"
 )
 
@@ -17,5 +22,19 @@ func Setup(wg *sync.WaitGroup) {
   startup = time.Now()
 }
 
-func Submit()
+// Submit() starts the analysis process for a file.
+func Submit(ctx context.Context, file pgtype.UUID ) error {
+  job, err := database.NewProcessingJob(ctx, file, TypeBasic)
+  if err != nil {
+    slog.Error("Could not submit processing job", "error", err, "file-uuid", file)
+    return err
+  }
+  go processJob(job)
 
+  return nil
+}
+
+
+func processJob(job sqlc.ProcessingJob) {
+
+}

server/internal/processing/types.go

@@ -1,5 +1,12 @@
 package processing
 
+import (
+	"slices"
+	"strings"
+)
+
+
+const TypeBasic = "Basic"
 // Microsoft Office Document
 const TypeMSOffice = "MSOffice"
 // Microsoft Windows Portable Executable
@@ -12,3 +19,57 @@ const TypeJAR = "JAR"
 const TypeArchive = "Archive"
 // Anything not implemented (yet)
 const TypeOther = "Other"
+
+var MSOfficeMime = []string{
+  "application/msword",
+  "application/vnd.ms-excel",
+  "application/vnd.ms-powerpoint",
+  "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
+  "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+  "application/vnd.openxmlformats-officedocument.presentationml.presentation",
+}
+
+var ELFMime = []string{
+  "application/x-executable",
+}
+
+var PEMime = []string{
+  "application/vnd.microsoft.portable-executable",
+}
+
+var ArchiveMime = []string{
+    "application/epub+zip",
+    "application/zip",
+    "application/x-tar",
+    "application/vnd.rar",
+    "application/gzip",
+    "application/x-bzip2",
+    "application/x-7z-compressed",
+    "application/x-xz",
+    "application/zstd",
+    "application/x-iso9660-image",
+    "application/x-google-chrome-extension",
+    "application/vnd.ms-cab-compressed",
+    "application/vnd.debian.binary-package",
+    "application/x-unix-archive",
+    "application/x-compress",
+    "application/x-lzip",
+    "application/x-rpm",
+    "application/dicom",
+}
+
+func TypeFromMime(mimetype string) string {
+  if strings.HasPrefix(mimetype, "application") {
+    if slices.Contains(ELFMime, mimetype) {
+      return TypeELF
+    } else if slices.Contains(PEMime, mimetype) {
+      return TypePE
+    } else if slices.Contains(MSOfficeMime, mimetype) {
+      return TypeMSOffice
+    } else if slices.Contains(ArchiveMime, mimetype) {
+      return TypeArchive
+    }
+  }
+
+  return TypeOther
+}

server/internal/sqlc/models.go

@@ -8,6 +8,12 @@ import (
 	"github.com/jackc/pgx/v5/pgtype"
 )
 
+type Diec struct {
+	ID     int64
+	FileID pgtype.UUID
+	Data   []byte
+}
+
 type File struct {
 	ID          pgtype.UUID
 	Name        string
@@ -19,8 +25,35 @@ type File struct {
 	Updated     pgtype.Timestamp
 }
 
+type FileProperty struct {
+	ID                pgtype.UUID
+	Sha256            []byte
+	Md5               []byte
+	LibmagicMime      pgtype.Text
+	LibmagicExtension pgtype.Text
+	LibmagicApple     pgtype.Text
+}
+
+type MsofficeMraptor struct {
+	ID     int64
+	FileID pgtype.UUID
+	Data   []byte
+}
+
+type MsofficeOleid struct {
+	ID     int64
+	FileID pgtype.UUID
+	Data   []byte
+}
+
+type MsofficeOlevba struct {
+	ID     int64
+	FileID pgtype.UUID
+	Data   []byte
+}
+
 type ProcessingJob struct {
-	ID        int32
+	ID        int64
 	FileID    pgtype.UUID
 	Created   pgtype.Timestamp
 	Started   pgtype.Timestamp

server/internal/sqlc/queries-file_properties.sql.go

@@ -0,0 +1,39 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.29.0
+// source: queries-file_properties.sql
+
+package sqlc
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+const insertFileProperties = `-- name: InsertFileProperties :exec
+INSERT INTO file_properties (
+  id, sha256, md5, libmagic_mime, libmagic_extension, libmagic_apple
+) VALUES ($1, $2, $3, $4, $5, $6)
+`
+
+type InsertFilePropertiesParams struct {
+	ID                pgtype.UUID
+	Sha256            []byte
+	Md5               []byte
+	LibmagicMime      pgtype.Text
+	LibmagicExtension pgtype.Text
+	LibmagicApple     pgtype.Text
+}
+
+func (q *Queries) InsertFileProperties(ctx context.Context, arg InsertFilePropertiesParams) error {
+	_, err := q.db.Exec(ctx, insertFileProperties,
+		arg.ID,
+		arg.Sha256,
+		arg.Md5,
+		arg.LibmagicMime,
+		arg.LibmagicExtension,
+		arg.LibmagicApple,
+	)
+	return err
+}

server/internal/sqlc/queries-files.sql.go

@@ -51,6 +51,17 @@ func (q *Queries) CreateFile(ctx context.Context, arg CreateFileParams) (File, e
 	return i, err
 }
 
+const deleteFile = `-- name: DeleteFile :exec
+DELETE 
+FROM files
+WHERE id = $1
+`
+
+func (q *Queries) DeleteFile(ctx context.Context, id pgtype.UUID) error {
+	_, err := q.db.Exec(ctx, deleteFile, id)
+	return err
+}
+
 const getFileByBlake2 = `-- name: GetFileByBlake2 :one
 SELECT id, name, description, mimetype, size, blake2, created, updated
 FROM files
@@ -95,6 +106,17 @@ func (q *Queries) GetFileByUUID(ctx context.Context, id pgtype.UUID) (File, erro
 	return i, err
 }
 
+const updateFile = `-- name: UpdateFile :exec
+UPDATE files
+SET updated = NOW()
+WHERE id = $1
+`
+
+func (q *Queries) UpdateFile(ctx context.Context, id pgtype.UUID) error {
+	_, err := q.db.Exec(ctx, updateFile, id)
+	return err
+}
+
 const updateFileDescription = `-- name: UpdateFileDescription :exec
 UPDATE files 
 SET description = $1

server/internal/sqlc/queries-processing_jobs.sql.go

@@ -13,18 +13,13 @@ import (
 
 const createProcessingJob = `-- name: CreateProcessingJob :one
 INSERT INTO processing_jobs (
-  file_id, job_type
+  file_id
-) VALUES ($1,$2 )
+) VALUES ($1)
 RETURNING id, file_id, created, started, completed, status, job_type, error, messages
 `
 
-type CreateProcessingJobParams struct {
+func (q *Queries) CreateProcessingJob(ctx context.Context, fileID pgtype.UUID) (ProcessingJob, error) {
-	FileID  pgtype.UUID
+	row := q.db.QueryRow(ctx, createProcessingJob, fileID)
-	JobType pgtype.Text
-}
-
-func (q *Queries) CreateProcessingJob(ctx context.Context, arg CreateProcessingJobParams) (ProcessingJob, error) {
-	row := q.db.QueryRow(ctx, createProcessingJob, arg.FileID, arg.JobType)
 	var i ProcessingJob
 	err := row.Scan(
 		&i.ID,
@@ -40,14 +35,32 @@ func (q *Queries) CreateProcessingJob(ctx context.Context, arg CreateProcessingJ
 	return i, err
 }
 
+const failProcessingJob = `-- name: FailProcessingJob :exec
+UPDATE processing_jobs
+SET completed = NOW(),
+  status = 'failed',
+  error = $1
+WHERE id = $2
+`
+
+type FailProcessingJobParams struct {
+	Error pgtype.Text
+	ID    int64
+}
+
+func (q *Queries) FailProcessingJob(ctx context.Context, arg FailProcessingJobParams) error {
+	_, err := q.db.Exec(ctx, failProcessingJob, arg.Error, arg.ID)
+	return err
+}
+
 const finishProcessingJob = `-- name: FinishProcessingJob :exec
 UPDATE processing_jobs
 SET completed = NOW(),
-  status = "completed"
+  status = 'completed'
 WHERE id = $1
 `
 
-func (q *Queries) FinishProcessingJob(ctx context.Context, id int32) error {
+func (q *Queries) FinishProcessingJob(ctx context.Context, id int64) error {
 	_, err := q.db.Exec(ctx, finishProcessingJob, id)
 	return err
 }
@@ -58,7 +71,7 @@ WHERE id = $1
 LIMIT 1
 `
 
-func (q *Queries) GetJob(ctx context.Context, id int32) (ProcessingJob, error) {
+func (q *Queries) GetJob(ctx context.Context, id int64) (ProcessingJob, error) {
 	row := q.db.QueryRow(ctx, getJob, id)
 	var i ProcessingJob
 	err := row.Scan(
@@ -113,11 +126,11 @@ func (q *Queries) GetJobsForFile(ctx context.Context, fileID pgtype.UUID) ([]Pro
 const startProcessingJob = `-- name: StartProcessingJob :exec
 UPDATE processing_jobs 
 SET started = NOW(),
-  status = "started"
+  status = 'started'
 WHERE id = $1
 `
 
-func (q *Queries) StartProcessingJob(ctx context.Context, id int32) error {
+func (q *Queries) StartProcessingJob(ctx context.Context, id int64) error {
 	_, err := q.db.Exec(ctx, startProcessingJob, id)
 	return err
 }

server/internal/store/filetype.go

@@ -8,7 +8,7 @@ import (
 
 // Returns the MIME type of a file
 func GetFileType(fileId string) (string, error) {
-	path, err := absPath(fileId)
+	path, err := AbsPath(fileId)
 	if err != nil {
 		return "application/octet-stream", nil
 	}
@@ -32,3 +32,18 @@ func GetFileType(fileId string) (string, error) {
 
 	return kind.MIME.Value, nil
 }
+
+//Returns the MimeType for a []byte
+// We only have to pass the file header = first 261 bytes
+func GetBytesFileType(data []byte) (string, error) {
+	kind, err := filetype.Match(data)
+	if err != nil {
+		slog.Error("Could not determine file type", "error", err)
+		return "application/octet-stream", err
+	}
+	if kind == filetype.Unknown {
+		return "application/octet-stream", nil
+	}
+
+	return kind.MIME.Value, nil
+}

server/internal/store/store.go

@@ -24,19 +24,19 @@ func SetupStore() {
 func SaveFile(fileName string, fileBytes []byte) (string, error) {
 	path, err := filepath.Abs(viper.GetString("store.path"))
 	if err != nil {
-		slog.Error("could not save file,", "error", err)
+		slog.Error("could not save file,", "error", err, "file-uuid", fileName)
 		return "", err
 	}
 
 	osFile, err := os.Create(filepath.Join(path, fileName))
 	if err != nil {
-		slog.Error("could not create file on disk,", "error", err)
+		slog.Error("could not create file on disk,", "error", err, "file-uuid", fileName)
 		return "", err
 	}
   defer osFile.Close()
 	_, err = osFile.Write(fileBytes)
 	if err != nil {
-		slog.Error("could not write file content,", "error", err)
+		slog.Error("could not write file content,", "error", err, "file-uuid", fileName)
 		return "", err
 	}
 
@@ -46,7 +46,7 @@ func SaveFile(fileName string, fileBytes []byte) (string, error) {
 func OpenFile(fileName string) (*os.File, error) {
 	path, err := filepath.Abs(viper.GetString("store.path"))
 	if err != nil {
-		slog.Error("Storage directory not accessible", "error", err)
+		slog.Error("Storage directory not accessible", "error", err, "file-uuid", fileName)
 		return nil, err
 	}
 	file, err := os.Open(filepath.Join(path, fileName))
@@ -57,18 +57,32 @@ func OpenFile(fileName string) (*os.File, error) {
 func DeleteFile(fileName string) error {
 	path, err := filepath.Abs(viper.GetString("store.path"))
 	if err != nil {
-		slog.Error("Storage directory not accessible", "error", err)
+		slog.Error("Storage directory not accessible", "error", err, "file-uuid", fileName)
 		return err
 	}
 	file := filepath.Join(path, fileName)
 	return os.Remove(file)
 }
 
-func absPath(fileName string) (string, error) {
+func AbsPath(fileName string) (string, error) {
 	path, err := filepath.Abs(viper.GetString("store.path"))
 	if err != nil {
-		slog.Error("could not get full path for file,", "error", err)
+		slog.Error("could not get full path for file,", "error", err, "file-uuid", fileName)
 		return "", err
 	}
 	return filepath.Join(path, fileName), nil
 }
+
+func GetFileBytes(fileName string) ([]byte, error) {
+  var fileBytes []byte
+  file, err := OpenFile(fileName)
+  if err != nil {
+    return fileBytes, err
+  }
+  _, err = file.Read(fileBytes)
+  if err != nil {
+		slog.Error("could not read file content,", "error", err, "file-uuid", fileName)
+    return fileBytes, err
+  }
+  return fileBytes, nil
+}

server/web/index.go

@@ -41,9 +41,8 @@ func IndexUploadHandler(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, err.Error(), http.StatusBadRequest)
     return
 	}
-  fileSize := len(fileBytes)
 
-	file, err := database.CreateFile(fileHeader.Filename, fileBytes, int64(fileSize))
+	file, err := database.CreateFile(r.Context(), fileHeader.Filename, fileBytes)
 	if err != nil {
 		slog.Error("Error saving file in IndexUploadHandler", "error", err)
 		http.Error(w, err.Error(), http.StatusBadRequest)

sqlc.yaml

@@ -5,6 +5,7 @@ sql:
       - "server/internal/database/schema.sql"
     queries: 
       - "server/internal/database/queries-files.sql"
+      - "server/internal/database/queries-file_properties.sql"
       - "server/internal/database/queries-processing_jobs.sql"
     database:
       managed: false