miniflux-v2/ui/static/static.go

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// Copyright 2021 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package static // import "miniflux.app/ui/static"
import (
"crypto/sha256"
"embed"
"fmt"
)
//go:embed bin/*
var binaryFiles embed.FS
var binaryFileChecksums map[string]string
func init() {
binaryFileChecksums = make(map[string]string)
dirEntries, err := binaryFiles.ReadDir("bin")
if err != nil {
panic(err)
}
for _, dirEntry := range dirEntries {
data, err := LoadBinaryFile(dirEntry.Name())
if err != nil {
panic(err)
}
binaryFileChecksums[dirEntry.Name()] = fmt.Sprintf("%x", sha256.Sum256(data))
}
}
// LoadBinaryFile loads an embed binary file.
func LoadBinaryFile(filename string) ([]byte, error) {
return binaryFiles.ReadFile(fmt.Sprintf(`bin/%s`, filename))
}
// GetBinaryFileChecksum returns a binary file checksum.
func GetBinaryFileChecksum(filename string) (string, error) {
if _, found := binaryFileChecksums[filename]; !found {
return "", fmt.Errorf(`static: unable to find checksum for %q`, filename)
}
return binaryFileChecksums[filename], nil
}