facebook 密钥散列

facebook 密钥散列

fun getFacebookHashKey(): String? {
        try {
            val info = packageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES)
            for (signature in info.signatures) {
                val md = MessageDigest.getInstance("SHA")
                md.update(signature.toByteArray())
                return Base64.encodeToString(md.digest(), Base64.DEFAULT)
            }
        } catch (e: java.lang.Exception) {
            return "get error"
        }
        return null
    }

//签名脚本获取
keytool -exportcert -alias YOUR_RELEASE_KEY_ALIAS -keystore YOUR_RELEASE_KEY_PATH | openssl sha1 -binary | openssl base64