diff options
Diffstat (limited to 'tvix/derivation')
26 files changed, 0 insertions, 1351 deletions
diff --git a/tvix/derivation/Cargo.toml b/tvix/derivation/Cargo.toml deleted file mode 100644 index ee629b6ad3c3..000000000000 --- a/tvix/derivation/Cargo.toml +++ /dev/null @@ -1,25 +0,0 @@ -[package] -name = "tvix-derivation" -version = "0.1.0" -edition = "2021" - -# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html - -[dependencies] -anyhow = "1.0.68" -data-encoding = "2.3.3" -glob = "0.3.0" -nix-compat = { path = "../nix-compat" } -serde = { version = "1.0", features = ["derive"] } -sha2 = "0.10.6" -thiserror = "1.0.38" - -[dev-dependencies.test-generator] -# This fork of test-generator adds support for cargo workspaces, see -# also https://github.com/frehberg/test-generator/pull/14 -git = "https://github.com/JamesGuthrie/test-generator.git" -rev = "82e799979980962aec1aa324ec6e0e4cad781f41" - -[dev-dependencies] -serde_json = "1.0" -test-case = "2.2.2" diff --git a/tvix/derivation/default.nix b/tvix/derivation/default.nix deleted file mode 100644 index 40e2a647609f..000000000000 --- a/tvix/derivation/default.nix +++ /dev/null @@ -1,5 +0,0 @@ -{ depot, ... }: - -depot.tvix.crates.workspaceMembers.tvix-derivation.build.override { - runTests = true; -} diff --git a/tvix/derivation/src/derivation.rs b/tvix/derivation/src/derivation.rs deleted file mode 100644 index d58fef13bcd7..000000000000 --- a/tvix/derivation/src/derivation.rs +++ /dev/null @@ -1,347 +0,0 @@ -use crate::output::{Hash, Output}; -use crate::write; -use crate::DerivationError; -use nix_compat::nixbase32; -use nix_compat::store_path::{StorePath, STORE_DIR}; -use serde::{Deserialize, Serialize}; -use sha2::{Digest, Sha256}; -use std::collections::BTreeSet; -use std::{collections::BTreeMap, fmt, fmt::Write}; - -#[derive(Clone, Debug, Default, Eq, PartialEq, Serialize, Deserialize)] -pub struct Derivation { - #[serde(rename = "args")] - pub arguments: Vec<String>, - - pub builder: String, - - #[serde(rename = "env")] - pub environment: BTreeMap<String, String>, - - #[serde(rename = "inputDrvs")] - pub input_derivations: BTreeMap<String, BTreeSet<String>>, - - #[serde(rename = "inputSrcs")] - pub input_sources: BTreeSet<String>, - - pub outputs: BTreeMap<String, Output>, - - pub system: String, -} - -/// compress_hash takes an arbitrarily long sequence of bytes (usually -/// a hash digest), and returns a sequence of bytes of length -/// output_size. -/// -/// It's calculated by rotating through the bytes in the output buffer -/// (zero- initialized), and XOR'ing with each byte of the passed -/// input. It consumes 1 byte at a time, and XOR's it with the current -/// value in the output buffer. -/// -/// This mimics equivalent functionality in C++ Nix. -fn compress_hash(input: &[u8], output_size: usize) -> Vec<u8> { - let mut output: Vec<u8> = vec![0; output_size]; - - for (ii, ch) in input.iter().enumerate() { - output[ii % output_size] ^= ch; - } - - output -} - -/// This returns a store path, either of a derivation or a regular output. -/// The string is hashed with sha256, its digest is compressed to 20 bytes, and -/// nixbase32-encoded (32 characters) -fn build_store_path( - is_derivation: bool, - fingerprint: &str, - name: &str, -) -> Result<StorePath, DerivationError> { - let digest = { - let mut hasher = Sha256::new(); - hasher.update(fingerprint); - hasher.finalize() - }; - let compressed = compress_hash(&digest, 20); - if is_derivation { - StorePath::from_string(format!("{}-{}.drv", nixbase32::encode(&compressed), name).as_str()) - } else { - StorePath::from_string(format!("{}-{}", nixbase32::encode(&compressed), name,).as_str()) - } - .map_err(|_e| DerivationError::InvalidOutputName(name.to_string())) - // Constructing the StorePath can only fail if the passed output name was - // invalid, so map errors to a [DerivationError::InvalidOutputName]. -} - -/// Build a store path for a literal text file in the store that may -/// contain references. -pub fn path_with_references<S: AsRef<str>, I: IntoIterator<Item = S>, C: AsRef<[u8]>>( - name: &str, - content: C, - references: I, -) -> Result<StorePath, DerivationError> { - let mut s = String::from("text"); - - for reference in references { - s.push(':'); - s.push_str(reference.as_ref()); - } - - let content_digest = { - let mut hasher = Sha256::new(); - hasher.update(content); - hasher.finalize() - }; - - s.push_str(&format!( - ":sha256:{:x}:{}:{}", - content_digest, STORE_DIR, name - )); - - build_store_path(false, &s, name) -} - -impl Derivation { - pub fn serialize(&self, writer: &mut impl Write) -> Result<(), fmt::Error> { - writer.write_str(write::DERIVATION_PREFIX)?; - writer.write_char(write::PAREN_OPEN)?; - - write::write_outputs(writer, &self.outputs)?; - write::write_input_derivations(writer, &self.input_derivations)?; - write::write_input_sources(writer, &self.input_sources)?; - write::write_system(writer, &self.system)?; - write::write_builder(writer, &self.builder)?; - write::write_arguments(writer, &self.arguments)?; - write::write_enviroment(writer, &self.environment)?; - - writer.write_char(write::PAREN_CLOSE)?; - - Ok(()) - } - - /// Returns the fixed output path and its hash - // (if the Derivation is fixed output), - /// or None if there is no fixed output. - /// This takes some shortcuts in case more than one output exists, as this - /// can't be a valid fixed-output Derivation. - pub fn get_fixed_output(&self) -> Option<(&String, &Hash)> { - if self.outputs.len() != 1 { - return None; - } - - match self.outputs.get("out") { - #[allow(clippy::manual_map)] - Some(out_output) => match &out_output.hash { - Some(out_output_hash) => Some((&out_output.path, out_output_hash)), - // There has to be a hash, otherwise it would not be FOD - None => None, - }, - None => None, - } - } - - /// Returns the drv path of a Derivation struct. - /// - /// The drv path is calculated like this: - /// - Write the fingerprint of the Derivation to the sha256 hash function. - /// This is: `text:`, - /// all d.InputDerivations and d.InputSources (sorted, separated by a `:`), - /// a `:`, - /// a `sha256:`, followed by the sha256 digest of the ATerm representation (hex-encoded) - /// a `:`, - /// the storeDir, followed by a `:`, - /// the name of a derivation, - /// a `.drv`. - /// - Write the .drv A-Term contents to a hash function - /// - Take the digest, run hash.CompressHash(digest, 20) on it. - /// - Encode it with nixbase32 - /// - Use it (and the name) to construct a [StorePath]. - pub fn calculate_derivation_path(&self, name: &str) -> Result<StorePath, DerivationError> { - let mut s = String::from("text:"); - - // collect the list of paths from input_sources and input_derivations - // into a (sorted, guaranteed by BTreeSet) list, and join them by : - let concat_inputs: BTreeSet<String> = { - let mut inputs = self.input_sources.clone(); - let input_derivation_keys: Vec<String> = - self.input_derivations.keys().cloned().collect(); - inputs.extend(input_derivation_keys); - inputs - }; - - for input in concat_inputs { - s.push_str(&input); - s.push(':'); - } - - // calculate the sha256 hash of the ATerm representation, and represent - // it as a hex-encoded string (prefixed with sha256:). - let aterm_digest = { - let mut derivation_hasher = Sha256::new(); - derivation_hasher.update(self.to_string()); - derivation_hasher.finalize() - }; - - s.push_str(&format!( - "sha256:{:x}:{}:{}.drv", - aterm_digest, STORE_DIR, name, - )); - - build_store_path(true, &s, name) - } - - /// Calculate the drv replacement string for a given derivation. - /// - /// This is either called on a struct without output paths populated, - /// to provide the `drv_replacement_str` value for the `calculate_output_paths` - /// function call, or called on a struct with output paths populated, to - /// calculate / cache lookups for calls to fn_get_drv_replacement. - /// - /// `fn_get_drv_replacement` is used to look up the drv replacement strings - /// for input_derivations the Derivation refers to. - pub fn calculate_drv_replacement_str<F>(&self, fn_get_drv_replacement: F) -> String - where - F: Fn(&str) -> String, - { - let mut hasher = Sha256::new(); - let digest = match self.get_fixed_output() { - Some((fixed_output_path, fixed_output_hash)) => { - hasher.update(format!( - "fixed:out:{}:{}:{}", - &fixed_output_hash.algo, &fixed_output_hash.digest, fixed_output_path, - )); - hasher.finalize() - } - None => { - let mut replaced_input_derivations: BTreeMap<String, BTreeSet<String>> = - BTreeMap::new(); - - // For each input_derivation, look up the replacement. - for (drv_path, input_derivation) in &self.input_derivations { - replaced_input_derivations.insert( - fn_get_drv_replacement(drv_path).to_string(), - input_derivation.clone(), - ); - } - - // construct a new derivation struct with these replaced input derivation strings - let replaced_derivation = Derivation { - input_derivations: replaced_input_derivations, - ..self.clone() - }; - - // write the ATerm of that to the hash function - hasher.update(replaced_derivation.to_string()); - - hasher.finalize() - } - }; - - format!("{:x}", digest) - } - - /// This calculates all output paths of a Derivation and updates the struct. - /// It requires the struct to be initially without output paths. - /// This means, self.outputs[$outputName].path needs to be an empty string, - /// and self.environment[$outputName] needs to be an empty string. - /// - /// Output path calculation requires knowledge of "drv replacement - /// strings", and in case of non-fixed-output derivations, also knowledge - /// of "drv replacement" strings (recursively) of all input derivations. - /// - /// We solve this by asking the caller of this function to provide - /// the drv replacement string of the current derivation itself, - /// which is ran on the struct without output paths. - /// - /// This sound terribly ugly, but won't be too much of a concern later on, as - /// naming fixed-output paths once uploaded will be a tvix-store concern, - /// so there's no need to calculate them here anymore. - /// - /// On completion, self.environment[$outputName] and - /// self.outputs[$outputName].path are set to the calculated output path for all - /// outputs. - pub fn calculate_output_paths( - &mut self, - name: &str, - drv_replacement_str: &str, - ) -> Result<(), DerivationError> { - // Check if the Derivation is fixed output, because they cause - // different fingerprints to be hashed. - match self.get_fixed_output() { - None => { - // The fingerprint and hash differs per output - for (output_name, output) in self.outputs.iter_mut() { - // Assert that outputs are not yet populated, to avoid using this function wrongly. - // We don't also go over self.environment, but it's a sufficient - // footgun prevention mechanism. - assert!(output.path.is_empty()); - - // calculate the output_name_path, which is the part of the NixPath after the digest. - let mut output_path_name = name.to_string(); - if output_name != "out" { - output_path_name.push('-'); - output_path_name.push_str(output_name); - } - - let s = &format!( - "output:{}:sha256:{}:{}:{}", - output_name, drv_replacement_str, STORE_DIR, output_path_name, - ); - - let abs_store_path = - build_store_path(false, s, &output_path_name)?.to_absolute_path(); - - output.path = abs_store_path.clone(); - self.environment - .insert(output_name.to_string(), abs_store_path); - } - } - Some((fixed_output_path, fixed_output_hash)) => { - // Assert that outputs are not yet populated, to avoid using this function wrongly. - // We don't also go over self.environment, but it's a sufficient - // footgun prevention mechanism. - assert!(fixed_output_path.is_empty()); - - let s = { - let mut s = String::new(); - // Fixed-output derivation. - // There's two different hashing strategies in place, depending on the value of hash.algo. - // This code is _weird_ but it is what Nix is doing. See: - // https://github.com/NixOS/nix/blob/1385b2007804c8a0370f2a6555045a00e34b07c7/src/libstore/store-api.cc#L178-L196 - if fixed_output_hash.algo == "r:sha256" { - s.push_str(&format!( - "source:sha256:{}", - fixed_output_hash.digest, // nixbase32 - )); - } else { - s.push_str("output:out:sha256:"); - // This is drv_replacement for FOD, with an empty fixed_output_path. - s.push_str(drv_replacement_str); - } - s.push_str(&format!(":{}:{}", STORE_DIR, name)); - s - }; - - let abs_store_path = build_store_path(false, &s, name)?.to_absolute_path(); - - self.outputs.insert( - "out".to_string(), - Output { - path: abs_store_path.clone(), - hash: Some(fixed_output_hash.clone()), - }, - ); - self.environment.insert("out".to_string(), abs_store_path); - } - }; - - Ok(()) - } -} - -impl fmt::Display for Derivation { - /// Formats the Derivation in ATerm representation. - fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { - self.serialize(f) - } -} diff --git a/tvix/derivation/src/errors.rs b/tvix/derivation/src/errors.rs deleted file mode 100644 index b07abfab5176..000000000000 --- a/tvix/derivation/src/errors.rs +++ /dev/null @@ -1,56 +0,0 @@ -use nix_compat::{nixbase32::Nixbase32DecodeError, store_path::ParseStorePathError}; -use thiserror::Error; - -/// Errors that can occur during the validation of Derivation structs. -#[derive(Debug, Error, PartialEq)] -pub enum DerivationError { - // outputs - #[error("no outputs defined")] - NoOutputs(), - #[error("invalid output name: {0}")] - InvalidOutputName(String), - #[error("encountered fixed-output derivation, but more than 1 output in total")] - MoreThanOneOutputButFixed(), - #[error("invalid output name for fixed-output derivation: {0}")] - InvalidOutputNameForFixed(String), - #[error("unable to validate output {0}: {1}")] - InvalidOutput(String, OutputError), - // input derivation - #[error("unable to parse input derivation path {0}: {1}")] - InvalidInputDerivationPath(String, ParseStorePathError), - #[error("input derivation {0} doesn't end with .drv")] - InvalidInputDerivationPrefix(String), - #[error("input derivation {0} output names are empty")] - EmptyInputDerivationOutputNames(String), - #[error("input derivation {0} output name {1} is invalid")] - InvalidInputDerivationOutputName(String, String), - - // input sources - #[error("unable to parse input sources path {0}: {1}")] - InvalidInputSourcesPath(String, ParseStorePathError), - - // platform - #[error("invalid platform field: {0}")] - InvalidPlatform(String), - - // builder - #[error("invalid builder field: {0}")] - InvalidBuilder(String), - - // environment - #[error("invalid environment key {0}")] - InvalidEnvironmentKey(String), -} - -/// Errors that can occur during the validation of a specific [Output] of a [Derviation]. -#[derive(Debug, Error, PartialEq)] -pub enum OutputError { - #[error("Invalid ouput path {0}: {1}")] - InvalidOutputPath(String, ParseStorePathError), - #[error("Invalid hash encoding: {0}")] - InvalidHashEncoding(String, Nixbase32DecodeError), - #[error("Invalid hash algo: {0}")] - InvalidHashAlgo(String), - #[error("Invalid Digest size {0} for algo {1}")] - InvalidDigestSizeForAlgo(usize, String), -} diff --git a/tvix/derivation/src/lib.rs b/tvix/derivation/src/lib.rs deleted file mode 100644 index 1b82251bf672..000000000000 --- a/tvix/derivation/src/lib.rs +++ /dev/null @@ -1,15 +0,0 @@ -mod derivation; -mod errors; -mod output; -mod string_escape; -mod validate; -mod write; - -#[cfg(test)] -mod tests; - -// Public API of the crate. - -pub use derivation::{path_with_references, Derivation}; -pub use errors::{DerivationError, OutputError}; -pub use output::{Hash, Output}; diff --git a/tvix/derivation/src/output.rs b/tvix/derivation/src/output.rs deleted file mode 100644 index 828f42be74ca..000000000000 --- a/tvix/derivation/src/output.rs +++ /dev/null @@ -1,55 +0,0 @@ -use nix_compat::{nixbase32, store_path::StorePath}; -use serde::{Deserialize, Serialize}; - -use crate::OutputError; - -#[derive(Clone, Debug, Default, Eq, PartialEq, Serialize, Deserialize)] -pub struct Output { - pub path: String, - - #[serde(flatten)] - pub hash: Option<Hash>, -} - -#[derive(Clone, Debug, Eq, PartialEq, Serialize, Deserialize)] -pub struct Hash { - #[serde(rename = "hash")] - pub digest: String, - #[serde(rename = "hashAlgo")] - pub algo: String, -} - -impl Output { - pub fn is_fixed(&self) -> bool { - self.hash.is_some() - } - - pub fn validate(&self, validate_output_paths: bool) -> Result<(), OutputError> { - if let Some(hash) = &self.hash { - // try to decode digest - let result = nixbase32::decode(&hash.digest.as_bytes()); - match result { - Err(e) => return Err(OutputError::InvalidHashEncoding(hash.digest.clone(), e)), - Ok(digest) => { - if hash.algo != "sha1" && hash.algo != "sha256" { - return Err(OutputError::InvalidHashAlgo(hash.algo.to_string())); - } - if (hash.algo == "sha1" && digest.len() != 20) - || (hash.algo == "sha256" && digest.len() != 32) - { - return Err(OutputError::InvalidDigestSizeForAlgo( - digest.len(), - hash.algo.to_string(), - )); - } - } - }; - } - if validate_output_paths { - if let Err(e) = StorePath::from_absolute_path(&self.path) { - return Err(OutputError::InvalidOutputPath(self.path.to_string(), e)); - } - } - Ok(()) - } -} diff --git a/tvix/derivation/src/string_escape.rs b/tvix/derivation/src/string_escape.rs deleted file mode 100644 index 0e1dbe516f73..000000000000 --- a/tvix/derivation/src/string_escape.rs +++ /dev/null @@ -1,17 +0,0 @@ -const STRING_ESCAPER: [(char, &str); 5] = [ - ('\\', "\\\\"), - ('\n', "\\n"), - ('\r', "\\r"), - ('\t', "\\t"), - ('\"', "\\\""), -]; - -pub fn escape_string(s: &str) -> String { - let mut s_replaced = s.to_string(); - - for escape_sequence in STRING_ESCAPER { - s_replaced = s_replaced.replace(escape_sequence.0, escape_sequence.1); - } - - format!("\"{}\"", s_replaced) -} diff --git a/tvix/derivation/src/tests/derivation_tests/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv b/tvix/derivation/src/tests/derivation_tests/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv deleted file mode 100644 index a4fea3c5f486..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv +++ /dev/null @@ -1 +0,0 @@ -Derive([("out","/nix/store/4q0pg5zpfmznxscq3avycvf9xdvx50n3-bar","r:sha256","08813cbee9903c62be4c5027726a418a300da4500b2d369d3af9286f4815ceba")],[],[],":",":",[],[("builder",":"),("name","bar"),("out","/nix/store/4q0pg5zpfmznxscq3avycvf9xdvx50n3-bar"),("outputHash","08813cbee9903c62be4c5027726a418a300da4500b2d369d3af9286f4815ceba"),("outputHashAlgo","sha256"),("outputHashMode","recursive"),("system",":")]) \ No newline at end of file diff --git a/tvix/derivation/src/tests/derivation_tests/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv.json b/tvix/derivation/src/tests/derivation_tests/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv.json deleted file mode 100644 index c8bbc4cbb5be..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv.json +++ /dev/null @@ -1,23 +0,0 @@ -{ - "args": [], - "builder": ":", - "env": { - "builder": ":", - "name": "bar", - "out": "/nix/store/4q0pg5zpfmznxscq3avycvf9xdvx50n3-bar", - "outputHash": "08813cbee9903c62be4c5027726a418a300da4500b2d369d3af9286f4815ceba", - "outputHashAlgo": "sha256", - "outputHashMode": "recursive", - "system": ":" - }, - "inputDrvs": {}, - "inputSrcs": [], - "outputs": { - "out": { - "hash": "08813cbee9903c62be4c5027726a418a300da4500b2d369d3af9286f4815ceba", - "hashAlgo": "r:sha256", - "path": "/nix/store/4q0pg5zpfmznxscq3avycvf9xdvx50n3-bar" - } - }, - "system": ":" -} diff --git a/tvix/derivation/src/tests/derivation_tests/292w8yzv5nn7nhdpxcs8b7vby2p27s09-nested-json.drv b/tvix/derivation/src/tests/derivation_tests/292w8yzv5nn7nhdpxcs8b7vby2p27s09-nested-json.drv deleted file mode 100644 index f0d9230a5a52..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/292w8yzv5nn7nhdpxcs8b7vby2p27s09-nested-json.drv +++ /dev/null @@ -1 +0,0 @@ -Derive([("out","/nix/store/pzr7lsd3q9pqsnb42r9b23jc5sh8irvn-nested-json","","")],[],[],":",":",[],[("builder",":"),("json","{\"hello\":\"moto\\n\"}"),("name","nested-json"),("out","/nix/store/pzr7lsd3q9pqsnb42r9b23jc5sh8irvn-nested-json"),("system",":")]) \ No newline at end of file diff --git a/tvix/derivation/src/tests/derivation_tests/292w8yzv5nn7nhdpxcs8b7vby2p27s09-nested-json.drv.json b/tvix/derivation/src/tests/derivation_tests/292w8yzv5nn7nhdpxcs8b7vby2p27s09-nested-json.drv.json deleted file mode 100644 index 9cb0b43b4c09..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/292w8yzv5nn7nhdpxcs8b7vby2p27s09-nested-json.drv.json +++ /dev/null @@ -1,19 +0,0 @@ -{ - "args": [], - "builder": ":", - "env": { - "builder": ":", - "json": "{\"hello\":\"moto\\n\"}", - "name": "nested-json", - "out": "/nix/store/pzr7lsd3q9pqsnb42r9b23jc5sh8irvn-nested-json", - "system": ":" - }, - "inputDrvs": {}, - "inputSrcs": [], - "outputs": { - "out": { - "path": "/nix/store/pzr7lsd3q9pqsnb42r9b23jc5sh8irvn-nested-json" - } - }, - "system": ":" -} diff --git a/tvix/derivation/src/tests/derivation_tests/4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv b/tvix/derivation/src/tests/derivation_tests/4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv deleted file mode 100644 index a2cf9d31f92e..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv +++ /dev/null @@ -1 +0,0 @@ -Derive([("out","/nix/store/5vyvcwah9l9kf07d52rcgdk70g2f4y13-foo","","")],[("/nix/store/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv",["out"])],[],":",":",[],[("bar","/nix/store/4q0pg5zpfmznxscq3avycvf9xdvx50n3-bar"),("builder",":"),("name","foo"),("out","/nix/store/5vyvcwah9l9kf07d52rcgdk70g2f4y13-foo"),("system",":")]) \ No newline at end of file diff --git a/tvix/derivation/src/tests/derivation_tests/4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv.json b/tvix/derivation/src/tests/derivation_tests/4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv.json deleted file mode 100644 index 957a85ccab82..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv.json +++ /dev/null @@ -1,23 +0,0 @@ -{ - "args": [], - "builder": ":", - "env": { - "bar": "/nix/store/4q0pg5zpfmznxscq3avycvf9xdvx50n3-bar", - "builder": ":", - "name": "foo", - "out": "/nix/store/5vyvcwah9l9kf07d52rcgdk70g2f4y13-foo", - "system": ":" - }, - "inputDrvs": { - "/nix/store/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv": [ - "out" - ] - }, - "inputSrcs": [], - "outputs": { - "out": { - "path": "/nix/store/5vyvcwah9l9kf07d52rcgdk70g2f4y13-foo" - } - }, - "system": ":" -} diff --git a/tvix/derivation/src/tests/derivation_tests/52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv b/tvix/derivation/src/tests/derivation_tests/52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv deleted file mode 100644 index bbe88c02c739..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv +++ /dev/null @@ -1 +0,0 @@ -Derive([("out","/nix/store/vgvdj6nf7s8kvfbl2skbpwz9kc7xjazc-unicode","","")],[],[],":",":",[],[("builder",":"),("letters","räksmörgås\nrødgrød med fløde\nLübeck\n肥猪\nこんにちは / 今日は\n🌮\n"),("name","unicode"),("out","/nix/store/vgvdj6nf7s8kvfbl2skbpwz9kc7xjazc-unicode"),("system",":")]) \ No newline at end of file diff --git a/tvix/derivation/src/tests/derivation_tests/52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv.json b/tvix/derivation/src/tests/derivation_tests/52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv.json deleted file mode 100644 index f8f33c1bba17..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv.json +++ /dev/null @@ -1,19 +0,0 @@ -{ - "outputs": { - "out": { - "path": "/nix/store/vgvdj6nf7s8kvfbl2skbpwz9kc7xjazc-unicode" - } - }, - "inputSrcs": [], - "inputDrvs": {}, - "system": ":", - "builder": ":", - "args": [], - "env": { - "builder": ":", - "letters": "räksmörgås\nrødgrød med fløde\nLübeck\n肥猪\nこんにちは / 今日は\n🌮\n", - "name": "unicode", - "out": "/nix/store/vgvdj6nf7s8kvfbl2skbpwz9kc7xjazc-unicode", - "system": ":" - } -} diff --git a/tvix/derivation/src/tests/derivation_tests/9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv b/tvix/derivation/src/tests/derivation_tests/9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv deleted file mode 100644 index 4b9338c0b953..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv +++ /dev/null @@ -1 +0,0 @@ -Derive([("out","/nix/store/6a39dl014j57bqka7qx25k0vb20vkqm6-structured-attrs","","")],[],[],":",":",[],[("__json","{\"builder\":\":\",\"name\":\"structured-attrs\",\"system\":\":\"}"),("out","/nix/store/6a39dl014j57bqka7qx25k0vb20vkqm6-structured-attrs")]) \ No newline at end of file diff --git a/tvix/derivation/src/tests/derivation_tests/9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv.json b/tvix/derivation/src/tests/derivation_tests/9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv.json deleted file mode 100644 index 74e3d7df55c5..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv.json +++ /dev/null @@ -1,16 +0,0 @@ -{ - "args": [], - "builder": ":", - "env": { - "__json": "{\"builder\":\":\",\"name\":\"structured-attrs\",\"system\":\":\"}", - "out": "/nix/store/6a39dl014j57bqka7qx25k0vb20vkqm6-structured-attrs" - }, - "inputDrvs": {}, - "inputSrcs": [], - "outputs": { - "out": { - "path": "/nix/store/6a39dl014j57bqka7qx25k0vb20vkqm6-structured-attrs" - } - }, - "system": ":" -} diff --git a/tvix/derivation/src/tests/derivation_tests/ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv b/tvix/derivation/src/tests/derivation_tests/ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv deleted file mode 100644 index 1699c2a75e48..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv +++ /dev/null @@ -1 +0,0 @@ -Derive([("out","/nix/store/fhaj6gmwns62s6ypkcldbaj2ybvkhx3p-foo","","")],[("/nix/store/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv",["out"])],[],":",":",[],[("bar","/nix/store/mp57d33657rf34lzvlbpfa1gjfv5gmpg-bar"),("builder",":"),("name","foo"),("out","/nix/store/fhaj6gmwns62s6ypkcldbaj2ybvkhx3p-foo"),("system",":")]) \ No newline at end of file diff --git a/tvix/derivation/src/tests/derivation_tests/ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv.json b/tvix/derivation/src/tests/derivation_tests/ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv.json deleted file mode 100644 index 831d27956d86..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv.json +++ /dev/null @@ -1,23 +0,0 @@ -{ - "args": [], - "builder": ":", - "env": { - "bar": "/nix/store/mp57d33657rf34lzvlbpfa1gjfv5gmpg-bar", - "builder": ":", - "name": "foo", - "out": "/nix/store/fhaj6gmwns62s6ypkcldbaj2ybvkhx3p-foo", - "system": ":" - }, - "inputDrvs": { - "/nix/store/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv": [ - "out" - ] - }, - "inputSrcs": [], - "outputs": { - "out": { - "path": "/nix/store/fhaj6gmwns62s6ypkcldbaj2ybvkhx3p-foo" - } - }, - "system": ":" -} diff --git a/tvix/derivation/src/tests/derivation_tests/h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv b/tvix/derivation/src/tests/derivation_tests/h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv deleted file mode 100644 index 523612238c76..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv +++ /dev/null @@ -1 +0,0 @@ -Derive([("lib","/nix/store/2vixb94v0hy2xc6p7mbnxxcyc095yyia-has-multi-out-lib","",""),("out","/nix/store/55lwldka5nyxa08wnvlizyqw02ihy8ic-has-multi-out","","")],[],[],":",":",[],[("builder",":"),("lib","/nix/store/2vixb94v0hy2xc6p7mbnxxcyc095yyia-has-multi-out-lib"),("name","has-multi-out"),("out","/nix/store/55lwldka5nyxa08wnvlizyqw02ihy8ic-has-multi-out"),("outputs","out lib"),("system",":")]) \ No newline at end of file diff --git a/tvix/derivation/src/tests/derivation_tests/h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv.json b/tvix/derivation/src/tests/derivation_tests/h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv.json deleted file mode 100644 index 0bd7a2991cc7..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv.json +++ /dev/null @@ -1,23 +0,0 @@ -{ - "args": [], - "builder": ":", - "env": { - "builder": ":", - "lib": "/nix/store/2vixb94v0hy2xc6p7mbnxxcyc095yyia-has-multi-out-lib", - "name": "has-multi-out", - "out": "/nix/store/55lwldka5nyxa08wnvlizyqw02ihy8ic-has-multi-out", - "outputs": "out lib", - "system": ":" - }, - "inputDrvs": {}, - "inputSrcs": [], - "outputs": { - "lib": { - "path": "/nix/store/2vixb94v0hy2xc6p7mbnxxcyc095yyia-has-multi-out-lib" - }, - "out": { - "path": "/nix/store/55lwldka5nyxa08wnvlizyqw02ihy8ic-has-multi-out" - } - }, - "system": ":" -} diff --git a/tvix/derivation/src/tests/derivation_tests/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv b/tvix/derivation/src/tests/derivation_tests/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv deleted file mode 100644 index 559e93ed0ed6..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv +++ /dev/null @@ -1 +0,0 @@ -Derive([("out","/nix/store/mp57d33657rf34lzvlbpfa1gjfv5gmpg-bar","r:sha1","0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33")],[],[],":",":",[],[("builder",":"),("name","bar"),("out","/nix/store/mp57d33657rf34lzvlbpfa1gjfv5gmpg-bar"),("outputHash","0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33"),("outputHashAlgo","sha1"),("outputHashMode","recursive"),("system",":")]) \ No newline at end of file diff --git a/tvix/derivation/src/tests/derivation_tests/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv.json b/tvix/derivation/src/tests/derivation_tests/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv.json deleted file mode 100644 index e297d271592f..000000000000 --- a/tvix/derivation/src/tests/derivation_tests/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv.json +++ /dev/null @@ -1,23 +0,0 @@ -{ - "args": [], - "builder": ":", - "env": { - "builder": ":", - "name": "bar", - "out": "/nix/store/mp57d33657rf34lzvlbpfa1gjfv5gmpg-bar", - "outputHash": "0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33", - "outputHashAlgo": "sha1", - "outputHashMode": "recursive", - "system": ":" - }, - "inputDrvs": {}, - "inputSrcs": [], - "outputs": { - "out": { - "hash": "0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33", - "hashAlgo": "r:sha1", - "path": "/nix/store/mp57d33657rf34lzvlbpfa1gjfv5gmpg-bar" - } - }, - "system": ":" -} diff --git a/tvix/derivation/src/tests/mod.rs b/tvix/derivation/src/tests/mod.rs deleted file mode 100644 index 2906bae1f76a..000000000000 --- a/tvix/derivation/src/tests/mod.rs +++ /dev/null @@ -1,343 +0,0 @@ -use crate::derivation::Derivation; -use crate::output::{Hash, Output}; -use nix_compat::store_path::StorePath; -use std::collections::BTreeSet; -use std::fs::File; -use std::io::Read; -use std::path::Path; -use test_case::test_case; -use test_generator::test_resources; - -const RESOURCES_PATHS: &str = "src/tests/derivation_tests"; - -fn read_file(path: &str) -> String { - let path = Path::new(path); - let mut file = File::open(path).unwrap(); - let mut data = String::new(); - - file.read_to_string(&mut data).unwrap(); - - return data; -} - -#[test_resources("src/tests/derivation_tests/*.drv")] -fn check_serizaliation(path_to_drv_file: &str) { - let data = read_file(&format!("{}.json", path_to_drv_file)); - let derivation: Derivation = serde_json::from_str(&data).expect("JSON was not well-formatted"); - - let mut serialized_derivation = String::new(); - derivation.serialize(&mut serialized_derivation).unwrap(); - - let expected = read_file(path_to_drv_file); - - assert_eq!(expected, serialized_derivation); -} - -#[test_resources("src/tests/derivation_tests/*.drv")] -fn validate(path_to_drv_file: &str) { - let data = read_file(&format!("{}.json", path_to_drv_file)); - let derivation: Derivation = serde_json::from_str(&data).expect("JSON was not well-formatted"); - - derivation - .validate(true) - .expect("derivation failed to validate") -} - -#[test_resources("src/tests/derivation_tests/*.drv")] -fn check_to_string(path_to_drv_file: &str) { - let data = read_file(&format!("{}.json", path_to_drv_file)); - let derivation: Derivation = serde_json::from_str(&data).expect("JSON was not well-formatted"); - - let expected = read_file(path_to_drv_file); - - assert_eq!(expected, derivation.to_string()); -} - -#[test_case("bar","0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv"; "fixed_sha256")] -#[test_case("foo", "4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv"; "simple-sha256")] -#[test_case("bar", "ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv"; "fixed-sha1")] -#[test_case("foo", "ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv"; "simple-sha1")] -#[test_case("has-multi-out", "h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv"; "multiple-outputs")] -#[test_case("structured-attrs", "9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv"; "structured-attrs")] -#[test_case("unicode", "52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv"; "unicode")] -fn derivation_path(name: &str, expected_path: &str) { - let data = read_file(&format!("{}/{}.json", RESOURCES_PATHS, expected_path)); - let derivation: Derivation = serde_json::from_str(&data).expect("JSON was not well-formatted"); - - assert_eq!( - derivation.calculate_derivation_path(name).unwrap(), - StorePath::from_string(expected_path).unwrap() - ); -} - -/// This trims all outputs from a Derivation struct, -/// by setting outputs[$outputName].path and environment[$outputName] to the empty string. -fn derivation_with_trimmed_outputs(derivation: &Derivation) -> Derivation { - let mut trimmed_env = derivation.environment.clone(); - let mut trimmed_outputs = derivation.outputs.clone(); - - for (output_name, output) in &derivation.outputs { - trimmed_env.insert(output_name.clone(), "".to_string()); - assert!(trimmed_outputs.contains_key(output_name)); - trimmed_outputs.insert( - output_name.to_string(), - Output { - path: "".to_string(), - ..output.clone() - }, - ); - } - - // replace environment and outputs with the trimmed variants - Derivation { - environment: trimmed_env, - outputs: trimmed_outputs, - ..derivation.clone() - } -} - -#[test_case("0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv", "724f3e3634fce4cbbbd3483287b8798588e80280660b9a63fd13a1bc90485b33"; "fixed_sha256")] -#[test_case("ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv", "c79aebd0ce3269393d4a1fde2cbd1d975d879b40f0bf40a48f550edc107fd5df";"fixed-sha1")] -fn replacement_drv_path(drv_path: &str, expected_replacement_str: &str) { - // read in the fixture - let data = read_file(&format!("{}/{}.json", RESOURCES_PATHS, drv_path)); - let drv: Derivation = serde_json::from_str(&data).expect("must deserialize"); - - let drv_replacement_str = drv.calculate_drv_replacement_str(|_| panic!("must not be called")); - - assert_eq!(expected_replacement_str, drv_replacement_str); -} - -#[test_case("bar","0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv"; "fixed_sha256")] -#[test_case("foo", "4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv"; "simple-sha256")] -#[test_case("bar", "ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv"; "fixed-sha1")] -#[test_case("foo", "ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv"; "simple-sha1")] -#[test_case("has-multi-out", "h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv"; "multiple-outputs")] -#[test_case("structured-attrs", "9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv"; "structured-attrs")] -#[test_case("unicode", "52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv"; "unicode")] -fn output_paths(name: &str, drv_path: &str) { - // read in the fixture - let data = read_file(&format!("{}/{}.json", RESOURCES_PATHS, drv_path)); - let expected_derivation: Derivation = serde_json::from_str(&data).expect("must deserialize"); - - let mut derivation = derivation_with_trimmed_outputs(&expected_derivation); - - // calculate the drv replacement string. - // We don't expect the lookup function to be called for most derivations. - let replacement_str = derivation.calculate_drv_replacement_str(|drv_name| { - // 4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv may lookup /nix/store/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv - // ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv may lookup /nix/store/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv - if name == "foo" - && ((drv_path == "4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv" - && drv_name == "/nix/store/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv") - || (drv_path == "ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv" - && drv_name == "/nix/store/ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv")) - { - // do the lookup, by reading in the fixture of the requested - // drv_name, and calculating its drv replacement (on the non-stripped version) - // In a real-world scenario you would have already done this during construction. - - let data = read_file(&format!( - "{}/{}.json", - RESOURCES_PATHS, - Path::new(drv_name).file_name().unwrap().to_string_lossy() - )); - - let drv: Derivation = serde_json::from_str(&data).expect("must deserialize"); - - // calculate replacement string. These don't trigger any subsequent requests, as they're both FOD. - drv.calculate_drv_replacement_str(|_| panic!("must not lookup")) - } else { - // we only expect this to be called in the "foo" testcase, for the "bar derivations" - panic!("may only be called for foo testcase on bar derivations"); - } - }); - - // We need to calculate the replacement_str, as fixed-sha1 does use it. - derivation - .calculate_output_paths(&name, &replacement_str) - .unwrap(); - - // The derivation should now look like it was before - assert_eq!(expected_derivation, derivation); -} - -/// Exercises the output path calculation functions like a constructing client -/// (an implementation of builtins.derivation) would do: -/// -/// ```nix -/// rec { -/// bar = builtins.derivation { -/// name = "bar"; -/// builder = ":"; -/// system = ":"; -/// outputHash = "08813cbee9903c62be4c5027726a418a300da4500b2d369d3af9286f4815ceba"; -/// outputHashAlgo = "sha256"; -/// outputHashMode = "recursive"; -/// }; -/// -/// foo = builtins.derivation { -/// name = "foo"; -/// builder = ":"; -/// system = ":"; -/// inherit bar; -/// }; -/// } -/// ``` -/// It first assembles the bar derivation, does the output path calculation on -/// it, then continues with the foo derivation. -/// -/// The code ensures the resulting Derivations match our fixtures. -#[test] -fn output_path_construction() { - // create the bar derivation - let mut bar_drv = Derivation { - builder: ":".to_string(), - system: ":".to_string(), - ..Default::default() - }; - - // assemble bar env - let bar_env = &mut bar_drv.environment; - bar_env.insert("builder".to_string(), ":".to_string()); - bar_env.insert("name".to_string(), "bar".to_string()); - bar_env.insert("out".to_string(), "".to_string()); // will be calculated - bar_env.insert( - "outputHash".to_string(), - "08813cbee9903c62be4c5027726a418a300da4500b2d369d3af9286f4815ceba".to_string(), - ); - bar_env.insert("outputHashAlgo".to_string(), "sha256".to_string()); - bar_env.insert("outputHashMode".to_string(), "recursive".to_string()); - bar_env.insert("system".to_string(), ":".to_string()); - - // assemble bar outputs - bar_drv.outputs.insert( - "out".to_string(), - Output { - path: "".to_string(), // will be calculated - hash: Some(Hash { - digest: "08813cbee9903c62be4c5027726a418a300da4500b2d369d3af9286f4815ceba" - .to_string(), - algo: "r:sha256".to_string(), - }), - }, - ); - - // calculate bar output paths - let bar_calc_result = bar_drv.calculate_output_paths( - "bar", - &bar_drv.calculate_drv_replacement_str(|_| panic!("is FOD, should not lookup")), - ); - assert!(bar_calc_result.is_ok()); - - // ensure it matches our bar fixture - let bar_data = read_file(&format!( - "{}/{}.json", - RESOURCES_PATHS, "0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv" - )); - let bar_drv_expected: Derivation = serde_json::from_str(&bar_data).expect("must deserialize"); - assert_eq!(bar_drv_expected, bar_drv); - - // now construct foo, which requires bar_drv - // Note how we refer to the output path, drv name and replacement_str (with calculated output paths) of bar. - let bar_output_path = &bar_drv.outputs.get("out").expect("must exist").path; - let bar_drv_replacement_str = - &bar_drv.calculate_drv_replacement_str(|_| panic!("is FOD, should not lookup")); - - let bar_drv_path = bar_drv - .calculate_derivation_path("bar") - .expect("must succeed"); - - // create foo derivation - let mut foo_drv = Derivation { - builder: ":".to_string(), - system: ":".to_string(), - ..Default::default() - }; - - // assemble foo env - let foo_env = &mut foo_drv.environment; - foo_env.insert("bar".to_string(), bar_output_path.to_string()); - foo_env.insert("builder".to_string(), ":".to_string()); - foo_env.insert("name".to_string(), "foo".to_string()); - foo_env.insert("out".to_string(), "".to_string()); // will be calculated - foo_env.insert("system".to_string(), ":".to_string()); - - // asssemble foo outputs - foo_drv.outputs.insert( - "out".to_string(), - Output { - path: "".to_string(), // will be calculated - hash: None, - }, - ); - - // assemble foo input_derivations - foo_drv.input_derivations.insert( - bar_drv_path.to_absolute_path(), - BTreeSet::from(["out".to_string()]), - ); - - // calculate foo output paths - let foo_calc_result = foo_drv.calculate_output_paths( - "foo", - &foo_drv.calculate_drv_replacement_str(|drv_name| { - if drv_name != "/nix/store/0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv" { - panic!("lookup called with unexpected drv_name: {}", drv_name); - } - bar_drv_replacement_str.clone() - }), - ); - assert!(foo_calc_result.is_ok()); - - // ensure it matches our foo fixture - let foo_data = read_file(&format!( - "{}/{}.json", - RESOURCES_PATHS, "4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv", - )); - let foo_drv_expected: Derivation = serde_json::from_str(&foo_data).expect("must deserialize"); - assert_eq!(foo_drv_expected, foo_drv); - - assert_eq!( - StorePath::from_string("4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv").expect("must succeed"), - foo_drv - .calculate_derivation_path("foo") - .expect("must succeed") - ); -} - -#[test] -fn path_with_zero_references() { - // This hash should match `builtins.toFile`, e.g.: - // - // nix-repl> builtins.toFile "foo" "bar" - // "/nix/store/vxjiwkjkn7x4079qvh1jkl5pn05j2aw0-foo" - - let store_path = crate::path_with_references("foo", "bar", Vec::<String>::new()) - .expect("path_with_references() should succeed"); - - assert_eq!( - store_path.to_absolute_path().as_str(), - "/nix/store/vxjiwkjkn7x4079qvh1jkl5pn05j2aw0-foo" - ); -} - -#[test] -fn path_with_non_zero_references() { - // This hash should match: - // - // nix-repl> builtins.toFile "baz" "${builtins.toFile "foo" "bar"}" - // "/nix/store/5xd714cbfnkz02h2vbsj4fm03x3f15nf-baz" - - let inner = crate::path_with_references("foo", "bar", Vec::<String>::new()) - .expect("path_with_references() should succeed"); - let inner_path = inner.to_absolute_path(); - - let outer = crate::path_with_references("baz", &inner_path, vec![inner_path.as_str()]) - .expect("path_with_references() should succeed"); - - assert_eq!( - outer.to_absolute_path().as_str(), - "/nix/store/5xd714cbfnkz02h2vbsj4fm03x3f15nf-baz" - ); -} diff --git a/tvix/derivation/src/validate.rs b/tvix/derivation/src/validate.rs deleted file mode 100644 index 05f1e1ad713b..000000000000 --- a/tvix/derivation/src/validate.rs +++ /dev/null @@ -1,127 +0,0 @@ -use crate::{derivation::Derivation, DerivationError}; -use nix_compat::store_path::StorePath; - -impl Derivation { - /// validate ensures a Derivation struct is properly populated, - /// and returns a [ValidateDerivationError] if not. - /// if `validate_output_paths` is set to false, the output paths are - /// excluded from validation. - /// This is helpful to validate struct population before invoking - /// [Derivation::calculate_output_paths]. - pub fn validate(&self, validate_output_paths: bool) -> Result<(), DerivationError> { - // Ensure the number of outputs is > 1 - if self.outputs.is_empty() { - return Err(DerivationError::NoOutputs()); - } - - // Validate all outputs - for (output_name, output) in &self.outputs { - // empty output names are invalid. - // - // `drv` is an invalid output name too, as this would cause - // a `builtins.derivation` call to return an attrset with a - // `drvPath` key (which already exists) and has a different - // meaning. - // - // Other output names that don't match the name restrictions from - // [StorePath] will fail the [StorePath::validate_name] check. - if output_name.is_empty() - || output_name == "drv" - || StorePath::validate_name(&output_name).is_err() - { - return Err(DerivationError::InvalidOutputName(output_name.to_string())); - } - - if output.is_fixed() { - if self.outputs.len() != 1 { - return Err(DerivationError::MoreThanOneOutputButFixed()); - } - if output_name != "out" { - return Err(DerivationError::InvalidOutputNameForFixed( - output_name.to_string(), - )); - } - - break; - } - - if let Err(e) = output.validate(validate_output_paths) { - return Err(DerivationError::InvalidOutput(output_name.to_string(), e)); - } - } - - // Validate all input_derivations - for (input_derivation_path, output_names) in &self.input_derivations { - // Validate input_derivation_path - if let Err(e) = StorePath::from_absolute_path(input_derivation_path) { - return Err(DerivationError::InvalidInputDerivationPath( - input_derivation_path.to_string(), - e, - )); - } - - if !input_derivation_path.ends_with(".drv") { - return Err(DerivationError::InvalidInputDerivationPrefix( - input_derivation_path.to_string(), - )); - } - - if output_names.is_empty() { - return Err(DerivationError::EmptyInputDerivationOutputNames( - input_derivation_path.to_string(), - )); - } - - for output_name in output_names.iter() { - // empty output names are invalid. - // - // `drv` is an invalid output name too, as this would cause - // a `builtins.derivation` call to return an attrset with a - // `drvPath` key (which already exists) and has a different - // meaning. - // - // Other output names that don't match the name restrictions from - // [StorePath] will fail the [StorePath::validate_name] check. - if output_name.is_empty() - || output_name == "drv" - || StorePath::validate_name(&output_name).is_err() - { - return Err(DerivationError::InvalidInputDerivationOutputName( - input_derivation_path.to_string(), - output_name.to_string(), - )); - } - } - } - - // Validate all input_sources - for input_source in self.input_sources.iter() { - if let Err(e) = StorePath::from_absolute_path(input_source) { - return Err(DerivationError::InvalidInputSourcesPath( - input_source.to_string(), - e, - )); - } - } - - // validate platform - if self.system.is_empty() { - return Err(DerivationError::InvalidPlatform(self.system.to_string())); - } - - // validate builder - if self.builder.is_empty() { - return Err(DerivationError::InvalidBuilder(self.builder.to_string())); - } - - // validate env, none of the keys may be empty. - // We skip the `name` validation seen in go-nix. - for k in self.environment.keys() { - if k.is_empty() { - return Err(DerivationError::InvalidEnvironmentKey(k.to_string())); - } - } - - Ok(()) - } -} diff --git a/tvix/derivation/src/write.rs b/tvix/derivation/src/write.rs deleted file mode 100644 index fd8800abd82c..000000000000 --- a/tvix/derivation/src/write.rs +++ /dev/null @@ -1,184 +0,0 @@ -//! This module implements the serialisation of derivations into the -//! [ATerm][] format used by C++ Nix. -//! -//! [ATerm]: http://program-transformation.org/Tools/ATermFormat.html - -use crate::output::Output; -use crate::string_escape::escape_string; -use std::collections::BTreeSet; -use std::{collections::BTreeMap, fmt, fmt::Write}; - -pub const DERIVATION_PREFIX: &str = "Derive"; -pub const PAREN_OPEN: char = '('; -pub const PAREN_CLOSE: char = ')'; -pub const BRACKET_OPEN: char = '['; -pub const BRACKET_CLOSE: char = ']'; -pub const COMMA: char = ','; -pub const QUOTE: char = '"'; - -fn write_array_elements( - writer: &mut impl Write, - quote: bool, - open: &str, - closing: &str, - elements: Vec<&str>, -) -> Result<(), fmt::Error> { - writer.write_str(open)?; - - for (index, element) in elements.iter().enumerate() { - if index > 0 { - writer.write_char(COMMA)?; - } - - if quote { - writer.write_char(QUOTE)?; - } - - writer.write_str(element)?; - - if quote { - writer.write_char(QUOTE)?; - } - } - - writer.write_str(closing)?; - - Ok(()) -} - -pub fn write_outputs( - writer: &mut impl Write, - outputs: &BTreeMap<String, Output>, -) -> Result<(), fmt::Error> { - writer.write_char(BRACKET_OPEN)?; - for (ii, (output_name, output)) in outputs.iter().enumerate() { - if ii > 0 { - writer.write_char(COMMA)?; - } - - let mut elements: Vec<&str> = vec![output_name, &output.path]; - - match &output.hash { - Some(hash) => { - elements.push(&hash.algo); - elements.push(&hash.digest); - } - None => { - elements.push(""); - elements.push(""); - } - } - - write_array_elements( - writer, - true, - &PAREN_OPEN.to_string(), - &PAREN_CLOSE.to_string(), - elements, - )? - } - writer.write_char(BRACKET_CLOSE)?; - - Ok(()) -} - -pub fn write_input_derivations( - writer: &mut impl Write, - input_derivations: &BTreeMap<String, BTreeSet<String>>, -) -> Result<(), fmt::Error> { - writer.write_char(COMMA)?; - writer.write_char(BRACKET_OPEN)?; - - for (ii, (input_derivation_path, input_derivation)) in input_derivations.iter().enumerate() { - if ii > 0 { - writer.write_char(COMMA)?; - } - - writer.write_char(PAREN_OPEN)?; - writer.write_char(QUOTE)?; - writer.write_str(input_derivation_path.as_str())?; - writer.write_char(QUOTE)?; - writer.write_char(COMMA)?; - - write_array_elements( - writer, - true, - &BRACKET_OPEN.to_string(), - &BRACKET_CLOSE.to_string(), - input_derivation.iter().map(|s| &**s).collect(), - )?; - - writer.write_char(PAREN_CLOSE)?; - } - - writer.write_char(BRACKET_CLOSE)?; - - Ok(()) -} - -pub fn write_input_sources( - writer: &mut impl Write, - input_sources: &BTreeSet<String>, -) -> Result<(), fmt::Error> { - writer.write_char(COMMA)?; - - write_array_elements( - writer, - true, - &BRACKET_OPEN.to_string(), - &BRACKET_CLOSE.to_string(), - input_sources.iter().map(|s| &**s).collect(), - )?; - - Ok(()) -} - -pub fn write_system(writer: &mut impl Write, platform: &str) -> Result<(), fmt::Error> { - writer.write_char(COMMA)?; - writer.write_str(escape_string(platform).as_str())?; - Ok(()) -} - -pub fn write_builder(writer: &mut impl Write, builder: &str) -> Result<(), fmt::Error> { - writer.write_char(COMMA)?; - writer.write_str(escape_string(builder).as_str())?; - Ok(()) -} -pub fn write_arguments(writer: &mut impl Write, arguments: &[String]) -> Result<(), fmt::Error> { - writer.write_char(COMMA)?; - write_array_elements( - writer, - true, - &BRACKET_OPEN.to_string(), - &BRACKET_CLOSE.to_string(), - arguments.iter().map(|s| &**s).collect(), - )?; - - Ok(()) -} - -pub fn write_enviroment( - writer: &mut impl Write, - environment: &BTreeMap<String, String>, -) -> Result<(), fmt::Error> { - writer.write_char(COMMA)?; - writer.write_char(BRACKET_OPEN)?; - - for (ii, (key, environment)) in environment.iter().enumerate() { - if ii > 0 { - writer.write_char(COMMA)?; - } - - write_array_elements( - writer, - false, - &PAREN_OPEN.to_string(), - &PAREN_CLOSE.to_string(), - vec![&escape_string(key), &escape_string(environment)], - )?; - } - - writer.write_char(BRACKET_CLOSE)?; - - Ok(()) -} |