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devstore.go
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devstore.go
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package contentstore
import (
"bufio"
"fmt"
"io"
"os"
"path"
"github.com/ashirt-ops/ashirt-server/backend"
)
// DevStore is the backing structure needed to interact with a local, temporary image store
type DevStore struct {
dir string
}
// NewDevStore constructs a basic DevStore / local temporary store
func NewDevStore() (*DevStore, error) {
tmpDir := "/tmp/contentstore"
tmpDirInfo, err := os.Stat(tmpDir)
if err != nil || !tmpDirInfo.IsDir() {
tmpDir, err = os.MkdirTemp("", "ashirt")
if err != nil {
return nil, backend.WrapError("Unable to establish a DevStore", err)
}
}
return &DevStore{dir: tmpDir}, nil
}
// Upload stores files in your OS's temp directory
func (d *DevStore) Upload(data io.Reader) (string, error) {
file, err := os.CreateTemp(d.dir, "")
if err != nil {
return "", backend.WrapError("Unable to upload to DevStore", err)
}
defer file.Close()
_, err = bufio.NewReader(data).WriteTo(file)
if err != nil {
return "", backend.WrapError("Unable upload to DevStore", err)
}
return path.Base(file.Name()), nil
}
// UploadWithName is unsupported for the devstore.
func (d *DevStore) UploadWithName(key string, data io.Reader) error {
return fmt.Errorf("UploadWithName is Unsupported")
}
func (d *DevStore) Read(key string) (io.Reader, error) {
reader, err := os.Open(path.Join(d.dir, path.Clean(key)))
if err != nil {
return reader, backend.WrapError("Unable to read file from DevStore", err)
}
return reader, err
}
// Delete removes files in in your OS's temp directory
func (d *DevStore) Delete(key string) error {
err := os.Remove(path.Join(d.dir, path.Clean(key)))
if err != nil {
return backend.WrapError("Unable to delete file from DevStore", err)
}
return err
}
func (d *DevStore) Name() string {
return "local"
}