├── .gitattributes ├── .gitignore ├── Cargo.toml ├── vut.toml ├── lib ├── src │ ├── lib.rs │ ├── error.rs │ └── signtool.rs └── Cargo.toml ├── .editorconfig ├── rustfmt.toml ├── cli ├── Cargo.toml └── src │ └── main.rs ├── .github └── workflows │ └── ci.yml ├── LICENSE-MIT ├── README.md └── LICENSE-APACHE /.gitattributes: -------------------------------------------------------------------------------- 1 | * text=auto 2 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | /target 2 | Cargo.lock 3 | -------------------------------------------------------------------------------- /Cargo.toml: -------------------------------------------------------------------------------- 1 | [workspace] 2 | members = [ 3 | "cli", 4 | "lib", 5 | ] 6 | -------------------------------------------------------------------------------- /vut.toml: -------------------------------------------------------------------------------- 1 | [general] 2 | ignore = "**/.git" 3 | 4 | [authoritative-version-source] 5 | type = "cargo" 6 | path = "lib" 7 | 8 | [[update-version-sources]] 9 | globs = "**" 10 | 11 | [[templates]] 12 | globs = "**/*.vutemplate" 13 | -------------------------------------------------------------------------------- /lib/src/lib.rs: -------------------------------------------------------------------------------- 1 | mod error; 2 | mod signtool; 3 | 4 | pub use error::*; 5 | pub use signtool::*; 6 | 7 | pub struct SignParams { 8 | pub digest_algorithm: String, 9 | pub certificate_thumbprint: String, 10 | pub timestamp_url: Option, 11 | } 12 | -------------------------------------------------------------------------------- /.editorconfig: -------------------------------------------------------------------------------- 1 | # EditorConfig is awesome: http://EditorConfig.org 2 | 3 | # top-most EditorConfig file 4 | root = true 5 | 6 | [*] 7 | indent_style = space 8 | indent_size = 2 9 | charset = utf-8 10 | trim_trailing_whitespace = true 11 | insert_final_newline = true 12 | 13 | [*.rs] 14 | indent_size = 4 15 | -------------------------------------------------------------------------------- /rustfmt.toml: -------------------------------------------------------------------------------- 1 | max_width = 120 2 | hard_tabs = false 3 | tab_spaces = 4 4 | newline_style = "Auto" 5 | use_small_heuristics = "Default" 6 | reorder_imports = true 7 | reorder_modules = true 8 | remove_nested_parens = true 9 | fn_args_layout = "Tall" 10 | edition = "2021" 11 | merge_derives = true 12 | use_try_shorthand = false 13 | use_field_init_shorthand = false 14 | force_explicit_abi = true 15 | -------------------------------------------------------------------------------- /cli/Cargo.toml: -------------------------------------------------------------------------------- 1 | [package] 2 | name = "codesign-cli" 3 | version = "0.2.1" 4 | authors = ["Kjartan F. Kvamme "] 5 | edition = "2021" 6 | 7 | # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html 8 | 9 | [[bin]] 10 | name = "codesign" 11 | path = "src/main.rs" 12 | 13 | [dependencies] 14 | chrono = "0.4.19" 15 | codesign = { path = "../lib" } 16 | fern = "0.6.0" 17 | glob = "0.3.0" 18 | log = "0.4.11" 19 | structopt = "0.3.20" 20 | -------------------------------------------------------------------------------- /lib/Cargo.toml: -------------------------------------------------------------------------------- 1 | [package] 2 | name = "codesign" 3 | version = "0.2.1" 4 | authors = ["Kjartan F. Kvamme "] 5 | edition = "2021" 6 | license = "MIT/Apache-2.0" 7 | description = "Microsoft code signing library (and utility) for Rust" 8 | repository = "https://github.com/forbjok/rust-codesign" 9 | readme = "../README.md" 10 | 11 | # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html 12 | 13 | [dependencies] 14 | bitness = "0.4.0" 15 | log = "0.4.11" 16 | thiserror = "1.0.22" 17 | winreg = "0.7.0" 18 | -------------------------------------------------------------------------------- /lib/src/error.rs: -------------------------------------------------------------------------------- 1 | use std::io; 2 | 3 | use bitness::BitnessError; 4 | use thiserror::Error; 5 | 6 | #[derive(Debug, Error)] 7 | pub enum CodeSignError { 8 | #[error("I/O error")] 9 | Io(#[from] io::Error), 10 | 11 | #[error("SignTool exited with code {exit_code}: {stderr}")] 12 | SignToolError { exit_code: i32, stderr: String }, 13 | 14 | #[error("{0}")] 15 | Other(String), 16 | } 17 | 18 | impl From for CodeSignError { 19 | fn from(err: BitnessError) -> Self { 20 | CodeSignError::Other(err.to_string()) 21 | } 22 | } 23 | 24 | impl From for CodeSignError { 25 | fn from(err: String) -> Self { 26 | CodeSignError::Other(err) 27 | } 28 | } 29 | -------------------------------------------------------------------------------- /.github/workflows/ci.yml: -------------------------------------------------------------------------------- 1 | name: CI 2 | 3 | on: 4 | push: 5 | branches: 6 | - master 7 | pull_request: 8 | branches: 9 | - master 10 | 11 | jobs: 12 | test: 13 | runs-on: ${{ matrix.os }} 14 | strategy: 15 | matrix: 16 | build: 17 | - windows-msvc 18 | 19 | include: 20 | - build: windows-msvc 21 | os: windows-latest 22 | toolchain: stable 23 | 24 | steps: 25 | - uses: actions/checkout@v2 26 | 27 | - name: Install Rust 28 | uses: actions-rs/toolchain@v1 29 | with: 30 | toolchain: ${{ matrix.toolchain }} 31 | target: ${{ matrix.target }} 32 | profile: minimal 33 | override: true 34 | 35 | - name: Run tests 36 | run: cargo test ${{ matrix.options }} --verbose 37 | -------------------------------------------------------------------------------- /LICENSE-MIT: -------------------------------------------------------------------------------- 1 | The MIT License (MIT) 2 | 3 | Copyright (c) 2018 Kjartan F. Kvamme 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Codesign 2 | 3 | [![CI](https://github.com/forbjok/rust-codesign/actions/workflows/ci.yml/badge.svg)](https://github.com/forbjok/rust-codesign/actions/workflows/ci.yml) 4 | ![GitHub release (latest by date)](https://img.shields.io/github/v/release/forbjok/rust-codesign) 5 | ![Crates.io](https://img.shields.io/crates/v/codesign) 6 | 7 | Microsoft code signing library (and utility) for Rust. 8 | 9 | This library is a convenience wrapper around Microsoft's signing tool and requires the Windows SDK to be installed. 10 | 11 | It provides a simple way to sign Windows binaries without having to manually mess with figuring out where signtool.exe is located or which one to use, which can be a bit of a pain due to it changing with pretty much every new Windows SDK version. Currently all versions of the Windows 10 SDK are supported, and the newest one installed will be used. 12 | 13 | ## How to use the library 14 | 15 | ```rust 16 | // Locate signing tool 17 | let signtool = match SignTool::locate_latest().unwrap(); 18 | 19 | // Set up signing parameters 20 | let sign_params = SignParams { 21 | digest_algorithm: "sha256".to_owned(), 22 | certificate_thumbprint: "".to_owned(), 23 | timestamp_url: Some("".to_owned()), 24 | }; 25 | 26 | // Sign yourapp.exe 27 | signtool.sign("yourapp.exe", &sign_params).unwrap(); 28 | ``` 29 | 30 | ## How to use the commandline utility 31 | 32 | ``` 33 | > codesign.exe -c yourapp.exe 34 | ``` 35 | -------------------------------------------------------------------------------- /cli/src/main.rs: -------------------------------------------------------------------------------- 1 | use std::path::PathBuf; 2 | 3 | use log::{debug, LevelFilter}; 4 | use structopt::StructOpt; 5 | 6 | use codesign::{CodeSignError, SignParams, SignTool}; 7 | 8 | #[derive(Debug, StructOpt)] 9 | #[structopt(name = "CodeSign", version = env!("CARGO_PKG_VERSION"), author = env!("CARGO_PKG_AUTHORS"))] 10 | struct Opt { 11 | #[structopt(short = "v", parse(from_occurrences), help = "Verbosity")] 12 | verbosity: u8, 13 | #[structopt(name = "file", help = "Files to sign (supports glob patterns)")] 14 | files: Vec, 15 | #[structopt( 16 | name = "digest-algorithm", 17 | short = "d", 18 | help = "Specify digest algorithm", 19 | default_value = "sha256" 20 | )] 21 | digest_algorithm: String, 22 | #[structopt( 23 | name = "certificate-thumbprint", 24 | short = "c", 25 | help = "Specify certificate thumbprint (SHA1)" 26 | )] 27 | certificate_thumbprint: String, 28 | #[structopt(name = "timestamp-url", short = "t", help = "Specify timestamp URL")] 29 | timestamp_url: Option, 30 | } 31 | 32 | fn main() { 33 | use std::process; 34 | 35 | let opt = Opt::from_args(); 36 | 37 | // Vary the output based on how many times the user used the "verbose" flag 38 | // (i.e. 'myprog -v -v -v' or 'myprog -vvv' vs 'myprog -v' 39 | let log_level = match opt.verbosity { 40 | 0 => LevelFilter::Off, 41 | 1 => LevelFilter::Error, 42 | 2 => LevelFilter::Warn, 43 | 3 => LevelFilter::Info, 44 | 4 => LevelFilter::Debug, 45 | 5 | _ => LevelFilter::Trace, 46 | }; 47 | 48 | // Initialize logging 49 | initialize_logging(log_level); 50 | 51 | debug!("Debug logging enabled."); 52 | 53 | // Transform list of glob patterns into a list of actual file paths 54 | let files: Vec = opt 55 | .files 56 | .into_iter() 57 | .filter_map(|pattern| glob::glob(&pattern).ok()) 58 | .flat_map(|glob_paths| glob_paths.into_iter()) 59 | .filter_map(|path| path.ok()) 60 | .collect(); 61 | 62 | let digest_algorithm = &opt.digest_algorithm; 63 | let certificate_thumbprint = &opt.certificate_thumbprint; 64 | let timestamp_url = &opt.timestamp_url; 65 | 66 | // Locate latest SignTool 67 | let signtool = match SignTool::locate_latest() { 68 | Ok(v) => v, 69 | Err(err) => { 70 | eprintln!("Couldn't locate SignTool: {}", err.to_string()); 71 | process::exit(2) 72 | } 73 | }; 74 | 75 | // Set up signing parameters 76 | let sign_params = SignParams { 77 | digest_algorithm: digest_algorithm.to_owned(), 78 | certificate_thumbprint: certificate_thumbprint.to_owned(), 79 | timestamp_url: match timestamp_url { 80 | Some(v) => Some(v.to_owned()), 81 | None => None, 82 | }, 83 | }; 84 | 85 | let mut error_count: i32 = 0; 86 | let mut last_signtool_error_exit_code: i32 = 0; 87 | 88 | // Sign specified files 89 | for file in files { 90 | eprint!("Signing {}... ", file.display()); 91 | 92 | match signtool.sign(file, &sign_params) { 93 | Ok(()) => eprintln!("OK."), 94 | Err(err) => { 95 | error_count += 1; 96 | eprintln!("{}", err.to_string()); 97 | 98 | /* If it's a SignTool error, set last SignTool error exit code. */ 99 | if let CodeSignError::SignToolError { exit_code, .. } = err { 100 | last_signtool_error_exit_code = exit_code; 101 | } 102 | } 103 | }; 104 | } 105 | 106 | if error_count > 0 { 107 | // If there were errors, return a non-zero exit code 108 | process::exit(last_signtool_error_exit_code); 109 | } 110 | } 111 | 112 | fn initialize_logging(our_level_filter: LevelFilter) { 113 | use chrono::Utc; 114 | 115 | const BIN_MODULE: &str = env!("CARGO_CRATE_NAME"); 116 | const LIB_MODULE: &str = "codesign"; 117 | 118 | fern::Dispatch::new() 119 | .level(LevelFilter::Error) 120 | .level_for(BIN_MODULE, our_level_filter) 121 | .level_for(LIB_MODULE, our_level_filter) 122 | .chain(std::io::stderr()) 123 | .format(|out, message, record| { 124 | out.finish(format_args!( 125 | "{} | {} | {} | {}", 126 | Utc::now().format("%Y-%m-%d %H:%M:%S%.3f"), 127 | record.target(), 128 | record.level(), 129 | message 130 | )) 131 | }) 132 | .apply() 133 | .unwrap(); 134 | } 135 | -------------------------------------------------------------------------------- /lib/src/signtool.rs: -------------------------------------------------------------------------------- 1 | use std::path::{Path, PathBuf}; 2 | 3 | use bitness::{self, Bitness}; 4 | use log::{debug, error, info}; 5 | use winreg::enums::{HKEY_LOCAL_MACHINE, KEY_READ, KEY_WOW64_32KEY}; 6 | use winreg::RegKey; 7 | 8 | use crate::*; 9 | 10 | pub struct SignTool { 11 | signtool_path: PathBuf, 12 | } 13 | 14 | impl SignTool { 15 | pub fn locate_latest() -> Result { 16 | Ok(SignTool { 17 | signtool_path: locate_signtool()?, 18 | }) 19 | } 20 | 21 | pub fn sign>(&self, path: P, params: &SignParams) -> Result<(), CodeSignError> { 22 | use std::process::Command; 23 | 24 | // Construct SignTool command 25 | let mut cmd = Command::new(&self.signtool_path); 26 | cmd.arg("sign"); 27 | cmd.args(&["/fd", ¶ms.digest_algorithm]); 28 | cmd.args(&["/sha1", ¶ms.certificate_thumbprint]); 29 | 30 | if let Some(ref timestamp_url) = params.timestamp_url { 31 | cmd.args(&["/t", timestamp_url]); 32 | } 33 | 34 | cmd.arg(path.as_ref()); 35 | 36 | debug!("Executing SignTool command: {:?}", cmd); 37 | 38 | // Execute SignTool command 39 | let output = cmd.output()?; 40 | 41 | debug!("Output: {:?}", &output); 42 | 43 | if !output.status.success() { 44 | let stderr = String::from_utf8_lossy(output.stderr.as_slice()).into_owned(); 45 | error!("{}", &stderr); 46 | 47 | Err(CodeSignError::SignToolError { 48 | exit_code: output.status.code().unwrap_or(-1), 49 | stderr: stderr, 50 | })?; 51 | } 52 | 53 | // We good. 54 | Ok(()) 55 | } 56 | } 57 | 58 | fn locate_signtool() -> Result { 59 | const INSTALLED_ROOTS_REGKEY_PATH: &str = r"SOFTWARE\Microsoft\Windows Kits\Installed Roots"; 60 | const KITS_ROOT_REGVALUE_NAME: &str = r"KitsRoot10"; 61 | 62 | let installed_roots_key_path = Path::new(INSTALLED_ROOTS_REGKEY_PATH); 63 | 64 | // Open 32-bit HKLM "Installed Roots" key 65 | let installed_roots_key = RegKey::predef(HKEY_LOCAL_MACHINE) 66 | .open_subkey_with_flags(installed_roots_key_path, KEY_READ | KEY_WOW64_32KEY) 67 | .map_err(|_| format!("Error opening registry key: {}", INSTALLED_ROOTS_REGKEY_PATH))?; 68 | 69 | // Get the Windows SDK root path 70 | let kits_root_10_path: String = installed_roots_key 71 | .get_value(KITS_ROOT_REGVALUE_NAME) 72 | .map_err(|_| format!("Error getting {} value from registry!", KITS_ROOT_REGVALUE_NAME))?; 73 | 74 | // Construct Windows SDK bin path 75 | let kits_root_10_bin_path = Path::new(&kits_root_10_path).join("bin"); 76 | 77 | let mut installed_kits: Vec = installed_roots_key 78 | .enum_keys() 79 | /* Report and ignore errors, pass on values. */ 80 | .filter_map(|res| match res { 81 | Ok(v) => Some(v), 82 | Err(err) => { 83 | error!("Error enumerating installed root keys: {}", err.to_string()); 84 | None 85 | } 86 | }) 87 | .inspect(|kit| debug!("Found installed kit: {}", kit)) 88 | .collect(); 89 | 90 | // Sort installed kits 91 | installed_kits.sort(); 92 | 93 | /* Iterate through installed kit version keys in reverse (from newest to oldest), 94 | adding their bin paths to the list. 95 | Windows SDK 10 v10.0.15063.468 and later will have their signtools located there. */ 96 | let mut kit_bin_paths: Vec = installed_kits 97 | .iter() 98 | .rev() 99 | .map(|kit| kits_root_10_bin_path.join(kit).to_path_buf()) 100 | .collect(); 101 | 102 | /* Add kits root bin path. 103 | For Windows SDK 10 versions earlier than v10.0.15063.468, signtool will be located there. */ 104 | kit_bin_paths.push(kits_root_10_bin_path.to_path_buf()); 105 | 106 | // Choose which version of SignTool to use based on OS bitness 107 | let arch_dir = match bitness::os_bitness()? { 108 | Bitness::X86_32 => "x86", 109 | Bitness::X86_64 => "x64", 110 | _ => Err("Unsupported OS!".to_owned())?, 111 | }; 112 | 113 | /* Iterate through all bin paths, checking for existence of a SignTool executable. */ 114 | for kit_bin_path in &kit_bin_paths { 115 | /* Construct SignTool path. */ 116 | let signtool_path = kit_bin_path.join(arch_dir).join("signtool.exe"); 117 | 118 | /* Check if SignTool exists at this location. */ 119 | if signtool_path.exists() { 120 | info!("SignTool found at: {:?}", signtool_path); 121 | 122 | // SignTool found. Return it. 123 | return Ok(signtool_path.to_path_buf()); 124 | } 125 | } 126 | 127 | error!("No SignTool found!"); 128 | Err("No SignTool found!".to_owned())? 129 | } 130 | -------------------------------------------------------------------------------- /LICENSE-APACHE: -------------------------------------------------------------------------------- 1 | 2 | Apache License 3 | Version 2.0, January 2004 4 | http://www.apache.org/licenses/ 5 | 6 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 7 | 8 | 1. Definitions. 9 | 10 | "License" shall mean the terms and conditions for use, reproduction, 11 | and distribution as defined by Sections 1 through 9 of this document. 12 | 13 | "Licensor" shall mean the copyright owner or entity authorized by 14 | the copyright owner that is granting the License. 15 | 16 | "Legal Entity" shall mean the union of the acting entity and all 17 | other entities that control, are controlled by, or are under common 18 | control with that entity. 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