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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,177 @@ | ||
| use anyhow::Result; | ||
| use clap::Args; | ||
| use figment::{ | ||
| providers::{Env, Serialized}, | ||
| Figment, | ||
| }; | ||
| use itertools::iproduct; | ||
| use once_cell::sync::Lazy; | ||
| use serde::{Deserialize, Serialize}; | ||
| use serde_with::{ | ||
| formats::{CommaSeparator, Separator}, | ||
| serde_as, skip_serializing_none, BoolFromInt, PickFirst, StringWithSeparator, | ||
| }; | ||
| use std::{ | ||
| env, fs, | ||
| io::{Error, ErrorKind}, | ||
| path::{Path, PathBuf}, | ||
| }; | ||
|
|
||
| static COMPOSE_FILE_NAMES: Lazy<Vec<String>> = Lazy::new(|| { | ||
| iproduct!(["compose", "docker-compose"], ["yaml", "yml"]) | ||
| .map(|name| format!("{}.{}", name.0, name.1)) | ||
| .collect() | ||
| }); | ||
|
|
||
| pub(crate) struct PathSeparator; | ||
|
|
||
| impl Separator for PathSeparator { | ||
| fn separator() -> &'static str { | ||
| Box::leak( | ||
| env::var("COMPOSE_PATH_SEPARATOR") | ||
| .unwrap_or_else(|_| { | ||
| String::from(if cfg!(unix) { | ||
| ":" | ||
| } else if cfg!(windows) { | ||
| ";" | ||
| } else { | ||
| unreachable!() | ||
| }) | ||
| }) | ||
| .into_boxed_str(), | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| #[skip_serializing_none] | ||
| #[serde_as] | ||
| #[derive(Args, Serialize, Deserialize, Debug)] | ||
| pub(crate) struct Config { | ||
| /// Project name | ||
| #[arg(short, long)] | ||
| pub(crate) project_name: Option<String>, | ||
|
|
||
| /// Compose configuration files | ||
| #[arg(short, long)] | ||
| #[serde_as(as = "Option<PickFirst<(_, StringWithSeparator::<PathSeparator, String>)>>")] | ||
| pub(crate) file: Option<Vec<String>>, | ||
|
|
||
| /// Specify a profile to enable | ||
| #[arg(long)] | ||
| #[serde_as(as = "Option<PickFirst<(_, StringWithSeparator::<CommaSeparator, String>)>>")] | ||
| #[serde(rename = "profiles")] | ||
| pub(crate) profile: Option<Vec<String>>, | ||
|
|
||
| /// Specify an alternate environment file | ||
| #[arg(long)] | ||
| pub(crate) env_file: Option<String>, | ||
|
|
||
| /// Specify an alternate working directory | ||
| #[arg(long)] | ||
| pub(crate) project_directory: Option<String>, | ||
|
|
||
| #[arg(skip)] | ||
| #[serde_as(as = "Option<PickFirst<(_, BoolFromInt)>>")] | ||
| pub(crate) convert_windows_paths: Option<bool>, | ||
|
|
||
| #[arg(skip)] | ||
| pub(crate) path_separator: Option<String>, | ||
|
|
||
| #[arg(skip)] | ||
| #[serde_as(as = "Option<PickFirst<(_, BoolFromInt)>>")] | ||
| pub(crate) ignore_orphans: Option<bool>, | ||
| } | ||
|
|
||
| fn find(directory: &Path, files: &Vec<String>) -> Result<PathBuf> { | ||
| let paths = files | ||
| .iter() | ||
| .map(|file| directory.join(file)) | ||
| .collect::<Vec<_>>(); | ||
|
|
||
| for path in paths { | ||
| if path.is_file() { | ||
| return Ok(path); | ||
| } | ||
| } | ||
|
|
||
| if let Some(parent) = directory.parent() { | ||
| find(parent, files) | ||
| } else { | ||
| Err(Error::new( | ||
| ErrorKind::NotFound, | ||
| "Compose file not found in the working directory or its parent directories", | ||
| ))? | ||
| } | ||
| } | ||
|
|
||
| fn resolve(config: &Config) -> Result<Config> { | ||
| let mut config = Figment::new() | ||
| .merge(Env::prefixed("COMPOSE_").ignore(&["env_file", "project_directory"])) | ||
| .merge(Serialized::defaults(config)) | ||
| .extract::<Config>()?; | ||
| let file = find(env::current_dir()?.as_path(), &COMPOSE_FILE_NAMES)?; | ||
| println!("2"); | ||
|
|
||
| for file in config.file.get_or_insert_with(|| { | ||
| let override_file = file.with_extension(format!( | ||
| "override.{}", | ||
| file.extension().unwrap().to_string_lossy() | ||
| )); | ||
|
|
||
| if override_file.is_file() { | ||
| vec![&file, &override_file] | ||
| } else { | ||
| vec![&file] | ||
| } | ||
| .into_iter() | ||
| .map(|file| file.to_string_lossy().to_string()) | ||
| .collect() | ||
| }) { | ||
| *file = fs::canonicalize(&file)?.to_string_lossy().to_string(); | ||
| } | ||
|
|
||
| if let Some(file) = config | ||
| .file | ||
| .get_or_insert_with(|| { | ||
| let override_file = file.with_extension(format!( | ||
| "override.{}", | ||
| file.extension().unwrap().to_string_lossy() | ||
| )); | ||
|
|
||
| if override_file.is_file() { | ||
| vec![&file, &override_file] | ||
| } else { | ||
| vec![&file] | ||
| } | ||
| .into_iter() | ||
| .map(|file| file.to_string_lossy().to_string()) | ||
| .collect() | ||
| }) | ||
| .first() | ||
| { | ||
| config.project_directory.get_or_insert_with(|| { | ||
| Path::new(file) | ||
| .parent() | ||
| .map(|parent| parent.to_string_lossy().to_string()) | ||
| .unwrap_or_default() | ||
| }); | ||
| } | ||
|
|
||
| config.env_file.get_or_insert_with(|| { | ||
| config | ||
| .project_directory | ||
| .to_owned() | ||
| .map(PathBuf::from) | ||
| .unwrap_or_default() | ||
| .join(".env") | ||
| .to_string_lossy() | ||
| .to_string() | ||
| }); | ||
|
|
||
| Ok(config) | ||
| } | ||
|
|
||
| pub(crate) fn parse(config: &Config) -> Result<Config> { | ||
| dotenvy::from_filename(resolve(config)?.env_file.unwrap()).ok(); | ||
| resolve(config) | ||
| } |
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