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131 lines
3.7 KiB
Rust
131 lines
3.7 KiB
Rust
use std::{io, path::PathBuf};
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use miette::Diagnostic;
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use thiserror::Error;
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pub type AppResult<T> = std::result::Result<T, AppError>;
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#[derive(Error, Debug)]
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pub enum AppError {
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#[error("Missing config")]
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MissingConfig,
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#[error("IO Error: {0}")]
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Io(#[from] io::Error),
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#[error("JSON deserialization error {0}")]
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JSON(#[from] serde_json::Error),
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#[error(transparent)]
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Script(#[from] ScriptError),
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#[error(transparent)]
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DistroConfig(#[from] DistroConfigError),
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#[error(transparent)]
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Schema(#[from] SchemaError),
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#[error(transparent)]
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OSConfig(#[from] OSConfigError),
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#[error(transparent)]
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Chroot(#[from] ChrootError),
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}
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#[derive(Error, Debug, Diagnostic)]
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pub enum ScriptError {
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#[error("IO Error when trying to read script file: {0}")]
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#[diagnostic(code(trm::script::io_error))]
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Io(#[from] io::Error),
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#[error("Could not find the script file at {0}")]
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#[diagnostic(code(trm::script::not_found))]
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ScriptNotFound(PathBuf),
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#[error("Could not find the main method in the script file: {0}")]
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#[diagnostic(code(trm::script::no_main))]
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MissingMain(PathBuf),
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}
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#[derive(Error, Debug)]
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pub enum DistroConfigError {
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#[error("IO Error when trying to read distro config: {0}")]
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Io(#[from] io::Error),
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#[error("Encountered invalid Toml when parsing distro config: {0}")]
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InvalidToml(#[from] toml::de::Error),
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}
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#[derive(Error, Debug, Diagnostic)]
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pub enum SchemaError {
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#[diagnostic(code(trm::schema::io))]
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#[error("IO Error when trying to read json-schema file: {0}")]
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Io(#[from] io::Error),
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#[error("Encountered invalid JSON when parsing json-schema: {0}")]
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#[diagnostic(code(trm::schema::invalid_json))]
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InvalidJson(#[from] serde_json::Error),
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#[error("Failed to parse the json-schema: {0}")]
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#[diagnostic(code(trm::schema::invalid_schema))]
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ParseSchema(#[from] valico::json_schema::SchemaError),
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}
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#[derive(Error, Debug, Diagnostic)]
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pub enum OSConfigError {
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#[diagnostic(code(trm::os_config::io))]
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#[error("IO Error when trying to read OSConfig file: {0}")]
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Io(#[from] io::Error),
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#[diagnostic(code(trm::os_config::invalid_json))]
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#[error("Encountered invalid JSON when parsing OSConfig: {0}")]
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InvalidJson(#[from] serde_json::Error),
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#[diagnostic(code(trm::os_config::invalid))]
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#[error("The os config is invalid:\n{0}")]
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Validation(String),
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#[diagnostic(code(trm::os_config::missing_key))]
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#[error("Missing config key {0}")]
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MissingConfigKey(String),
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}
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#[derive(Error, Debug, Diagnostic)]
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pub enum ChrootError {
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#[diagnostic(code(trm::chroot::not_found))]
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#[error("Could not find chroot directory {0}")]
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NotFound(PathBuf),
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#[error("Failed to unshare FS resources with parent: {0}")]
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#[diagnostic(code(trm::chroot::unshare))]
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Unshare(io::Error),
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#[error("Failed to create chroot dir: {0}")]
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#[diagnostic(code(trm::chroot::create))]
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CreateChroot(io::Error),
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#[error("Failed to chroot: {0}")]
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#[diagnostic(code(trm::chroot::enter))]
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Chroot(io::Error),
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#[error("Failed to mount directory {0} in chroot: {1}")]
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#[diagnostic(code(trm::chroot::mount))]
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Mount(PathBuf, io::Error),
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#[error("Failed to create symlink to {0} in chroot: {1}")]
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#[diagnostic(code(trm::chroot::symlink))]
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Link(PathBuf, io::Error),
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#[error("Failed to remove symlink in chroot: {0}")]
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#[diagnostic(code(trm::chroot::unlink))]
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Unlink(io::Error),
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#[error("Failed to copy file {0} to chroot: {1}")]
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#[diagnostic(code(trm::chroot::copy_file))]
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Copy(PathBuf, io::Error),
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#[error("Failed to change process working directory: {0}")]
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#[diagnostic(code(trm::chroot::chdir))]
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ChDir(io::Error),
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}
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