From 9a43d1b1fd063c6e3044572bdf1ed27550660c5f Mon Sep 17 00:00:00 2001 From: Dmitry Date: Thu, 24 Oct 2024 17:22:41 +0300 Subject: [PATCH] wip ovpn refactor --- Cargo.lock | 551 ++++++++++++++++++++++++++++++++++++++++++++++++++ Cargo.toml | 1 + src/common.rs | 21 +- src/main.rs | 1 + src/ovpn.rs | 146 +++++++++++++ 5 files changed, 713 insertions(+), 7 deletions(-) create mode 100644 src/ovpn.rs diff --git a/Cargo.lock b/Cargo.lock index cd406b3..5c1b64c 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -145,12 +145,37 @@ version = "2.6.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "b048fb63fd8b5923fc5aa7b340d8e156aec7ec02f0c78fa8a6ddc2613f6f71de" +[[package]] +name = "block-buffer" +version = "0.10.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71" +dependencies = [ + "generic-array", +] + +[[package]] +name = "bstr" +version = "1.10.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "40723b8fb387abc38f4f4a37c09073622e41dd12327033091ef8950659e6dc0c" +dependencies = [ + "memchr", + "serde", +] + [[package]] name = "bumpalo" version = "3.16.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "79296716171880943b8470b5f8d03aa55eb2e645a4874bdbb28adb49162e012c" +[[package]] +name = "byteorder" +version = "1.5.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b" + [[package]] name = "bytes" version = "1.8.0" @@ -186,6 +211,28 @@ dependencies = [ "windows-targets", ] +[[package]] +name = "chrono-tz" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "93698b29de5e97ad0ae26447b344c482a7284c737d9ddc5f9e52b74a336671bb" +dependencies = [ + "chrono", + "chrono-tz-build", + "phf", +] + +[[package]] +name = "chrono-tz-build" +version = "0.3.0" 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"cfg-if", + "cpufeatures", + "digest", +] + [[package]] name = "shlex" version = "1.3.0" @@ -673,6 +1058,12 @@ dependencies = [ "libc", ] +[[package]] +name = "siphasher" +version = "0.3.11" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "38b58827f4464d87d377d175e90bf58eb00fd8716ff0a62f80356b5e61555d0d" + [[package]] name = "slab" version = "0.4.9" @@ -682,6 +1073,16 @@ dependencies = [ "autocfg", ] +[[package]] +name = "slug" +version = "0.1.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "882a80f72ee45de3cc9a5afeb2da0331d58df69e4e7d8eeb5d3c7784ae67e724" +dependencies = [ + "deunicode", + "wasm-bindgen", +] + [[package]] name = "strsim" version = "0.11.1" @@ -699,6 +1100,48 @@ dependencies = [ "unicode-ident", ] +[[package]] +name = "tera" +version = "1.20.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ab9d851b45e865f178319da0abdbfe6acbc4328759ff18dafc3a41c16b4cd2ee" +dependencies = [ + "chrono", + "chrono-tz", + "globwalk", + "humansize", + "lazy_static", + "percent-encoding", + "pest", + "pest_derive", + "rand", + "regex", + "serde", + "serde_json", + "slug", + "unic-segment", +] + +[[package]] +name = "thiserror" +version = "1.0.65" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5d11abd9594d9b38965ef50805c5e469ca9cc6f197f883f717e0269a3057b3d5" +dependencies = [ + "thiserror-impl", +] + +[[package]] +name = "thiserror-impl" +version = "1.0.65" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ae71770322cbd277e69d762a16c444af02aa0575ac0d174f0b9562d3b37f8602" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + [[package]] name = "tokio" version = "1.41.0" @@ -726,6 +1169,68 @@ dependencies = [ "syn", ] +[[package]] +name = "typenum" +version = "1.17.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825" + +[[package]] +name = "ucd-trie" +version = "0.1.7" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "2896d95c02a80c6d6a5d6e953d479f5ddf2dfdb6a244441010e373ac0fb88971" + +[[package]] +name = "unic-char-property" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "a8c57a407d9b6fa02b4795eb81c5b6652060a15a7903ea981f3d723e6c0be221" +dependencies = [ + "unic-char-range", +] + +[[package]] +name = "unic-char-range" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0398022d5f700414f6b899e10b8348231abf9173fa93144cbc1a43b9793c1fbc" + +[[package]] +name = "unic-common" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "80d7ff825a6a654ee85a63e80f92f054f904f21e7d12da4e22f9834a4aaa35bc" + +[[package]] +name = "unic-segment" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = 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"registry+https://github.com/rust-lang/crates.io-index" +checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a" + +[[package]] +name = "walkdir" +version = "2.5.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "29790946404f91d9c5d06f9874efddea1dc06c5efe94541a7d6863108e3a5e4b" +dependencies = [ + "same-file", + "winapi-util", +] + [[package]] name = "wasi" version = "0.11.0+wasi-snapshot-preview1" @@ -805,6 +1326,15 @@ version = "0.2.95" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "65fc09f10666a9f147042251e0dda9c18f166ff7de300607007e96bdebc1068d" +[[package]] +name = "winapi-util" +version = "0.1.9" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb" +dependencies = [ + "windows-sys", +] + [[package]] name = "windows-core" version = "0.52.0" @@ -886,3 +1416,24 @@ name = "windows_x86_64_msvc" version = "0.52.6" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec" + +[[package]] +name = "zerocopy" +version = "0.7.35" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1b9b4fd18abc82b8136838da5d50bae7bdea537c574d8dc1a34ed098d6c166f0" +dependencies = [ + "byteorder", + "zerocopy-derive", +] + +[[package]] +name = "zerocopy-derive" +version = "0.7.35" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] diff --git a/Cargo.toml b/Cargo.toml index 15ee7a9..44bf527 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -15,6 +15,7 @@ futures-util = "0.3.31" lazy_static = "1.5.0" openssl = { version="0.10.68" } regex = "1.11.0" +tera = "1.20.0" tokio = { version = "1.41.0", features = ["fs", "rt", "process", "macros", "io-util"] } [profile.release] diff --git a/src/common.rs b/src/common.rs index 0165c18..648f0fb 100644 --- a/src/common.rs +++ b/src/common.rs @@ -17,6 +17,9 @@ use futures_core::stream::Stream; pub(crate) type VarsMap = BTreeMap; +pub(crate) const UTF8_STR: &'static str = "utf8"; +pub(crate) const DEFAULT_ENCODING: &'static str = "cp866"; // .bat + #[derive(Debug, Clone, PartialEq)] pub enum OpenSSLProviderArg { Internal, @@ -100,7 +103,7 @@ pub(crate) struct AppConfig { impl Default for AppConfig { fn default() -> Self { Self { - encoding: "cp866".into(), + encoding: DEFAULT_ENCODING.into(), req_days: 30650, keys_subdir: "keys".into(), config_subdir: "config".into(), @@ -177,7 +180,7 @@ where P: AsRef, { let filepath = PathBuf::from(filepath.as_ref()); - if encoding == "utf8" { + if encoding == UTF8_STR { return Ok(fs::read_to_string(filepath).await?); } @@ -188,8 +191,12 @@ where .map_err(|_| anyhow!("could not read file")) } -pub(crate) async fn write_file(filepath: &PathBuf, text: String, encoding: &str) -> Result<()> { - if encoding == "utf8" { +pub(crate) async fn write_file>( + filepath: P, + text: String, + encoding: &str, +) -> Result<()> { + if encoding == UTF8_STR { return Ok(fs::write(filepath, text).await?); } @@ -201,11 +208,11 @@ pub(crate) async fn write_file(filepath: &PathBuf, text: String, encoding: &str) fs::write(filepath, bytes).await.context("can't write file") } -pub(crate) async fn read_file_by_lines( - filepath: &PathBuf, +pub(crate) async fn read_file_by_lines>( + filepath: P, encoding: &str, ) -> Result>> { - Ok(if encoding == "utf8" { + Ok(if encoding == UTF8_STR { let f = File::open(filepath).await?; let reader = BufReader::new(f); let mut lines = reader.lines(); diff --git a/src/main.rs b/src/main.rs index 2c135bd..7df6acd 100644 --- a/src/main.rs +++ b/src/main.rs @@ -5,6 +5,7 @@ mod certs; mod common; mod crypto_provider; mod openssl; +mod ovpn; mod vars; use crate::certs::build_client_config; diff --git a/src/ovpn.rs b/src/ovpn.rs new file mode 100644 index 0000000..38ace6f --- /dev/null +++ b/src/ovpn.rs @@ -0,0 +1,146 @@ +use std::path::{Path, PathBuf}; + +use crate::common::{read_file, write_file, DEFAULT_ENCODING}; +use anyhow::{anyhow, Context, Result}; +use tera::Tera; + +pub(crate) struct OvpnConfig { + pub(crate) name: String, + pub(crate) encoding: String, + pub(crate) email: Option, + pub(crate) template: String, + pub(crate) template_filename: Option, + pub(crate) ca_cert: String, + pub(crate) cert: String, + pub(crate) key: String, +} + +impl From<&OvpnConfig> for tera::Context { + fn from(value: &OvpnConfig) -> Self { + let mut context = tera::Context::new(); + context.insert("name", &value.name); + context.insert("encoding", &value.encoding); + context.insert("email", &value.email); + context.insert("template_filename", &value.template_filename); + context.insert("ca_cert", &value.ca_cert); + context.insert("cert", &value.cert); + context.insert("key", &value.key); + context + } +} + +#[derive(Debug, Default, Clone)] +pub(crate) struct OvpnConfigBuilder { + name: String, + encoding: Option, + email: Option, + template_file: PathBuf, + ca_cert_file: Option, + cert_file: Option, + key_file: Option, +} + +impl OvpnConfigBuilder { + pub(crate) fn new>(name: String, template_file: P) -> Self { + Self { + name, + template_file: template_file.into(), + ..Default::default() + } + } + pub(crate) fn with_encoding(&mut self, encoding: String) -> &mut Self { + self.encoding = Some(encoding); + self + } + pub(crate) fn with_email(&mut self, email: String) -> &mut Self { + self.email = Some(email); + self + } + pub(crate) fn with_ca_cert_file>(&mut self, ca_cert_file: P) -> &mut Self { + self.ca_cert_file = Some(ca_cert_file.into()); + self + } + pub(crate) fn with_cert_file>(&mut self, cert_file: P) -> &mut Self { + self.cert_file = Some(cert_file.into()); + self + } + pub(crate) fn with_key_file>(&mut self, key_file: P) -> &mut Self { + self.key_file = Some(key_file.into()); + self + } + + pub(crate) async fn build(self) -> Result { + let name = self.name; + let encoding = self.encoding.unwrap_or(DEFAULT_ENCODING.into()); + let template = read_file(self.template_file.clone(), encoding.clone()) + .await + .context("template file read error")?; + let ca_cert = read_file( + self.ca_cert_file.ok_or(anyhow!("ca cert file not set"))?, + encoding.clone(), + ) + .await + .context("ca cert file read error")?; + let cert = read_file( + self.cert_file.ok_or(anyhow!("cert file not set"))?, + encoding.clone(), + ) + .await + .context("cert file read error")?; + let key = read_file( + self.key_file.ok_or(anyhow!("key file not set"))?, + encoding.clone(), + ) + .await + .context("key file read error")?; + let template_filename = self + .template_file + .file_name() + .ok_or(anyhow!("template_file filename"))? + .to_str() + .ok_or(anyhow!("template_file to_str"))? + .to_string(); + + Ok(OvpnConfig { + name, + encoding, + email: self.email, + template, + ca_cert, + cert, + key, + template_filename: Some(template_filename), + }) + } +} + +pub(crate) struct OvpnConfigRendered { + content: String, + encoding: String, +} + +impl OvpnConfigRendered { + pub async fn to_file>(self, filepath: P) -> Result<()> { + write_file(filepath, self.content, &self.encoding) + .await + .context("ovpn config file write error") + } +} + +impl TryFrom for OvpnConfigRendered { + type Error = anyhow::Error; + + fn try_from(value: OvpnConfig) -> Result { + let mut tera = Tera::default(); + tera.add_raw_template("template", &value.template) + .context("raw template add error")?; + let context: tera::Context = (&value).into(); + let content = tera + .render("template", &context) + .context("config render error")?; + Ok(OvpnConfigRendered { + content, + encoding: value.encoding, + }) + } +}