730 lines
25 KiB
Rust
730 lines
25 KiB
Rust
use std::{
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collections::{HashMap, HashSet},
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fmt::Display,
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path::{Path, PathBuf},
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sync::Arc,
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};
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use gpui::AsyncWindowContext;
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use node_runtime::NodeRuntime;
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use serde::Deserialize;
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use settings::{DevContainerConnection, Settings as _};
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use smol::{fs, process::Command};
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use util::rel_path::RelPath;
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use workspace::Workspace;
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use crate::{DevContainerFeature, DevContainerSettings, DevContainerTemplate};
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/// Represents a discovered devcontainer configuration
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#[derive(Debug, Clone, PartialEq, Eq)]
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pub struct DevContainerConfig {
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/// Display name for the configuration (subfolder name or "default")
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pub name: String,
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/// Relative path to the devcontainer.json file from the project root
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pub config_path: PathBuf,
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}
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impl DevContainerConfig {
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pub fn default_config() -> Self {
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Self {
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name: "default".to_string(),
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config_path: PathBuf::from(".devcontainer/devcontainer.json"),
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}
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}
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}
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#[derive(Debug, Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct DevContainerUp {
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_outcome: String,
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container_id: String,
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remote_user: String,
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remote_workspace_folder: String,
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}
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#[derive(Debug, Deserialize)]
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#[serde(rename_all = "camelCase")]
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pub(crate) struct DevContainerApply {
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pub(crate) files: Vec<String>,
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}
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#[derive(Debug, Deserialize)]
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#[serde(rename_all = "camelCase")]
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pub(crate) struct DevContainerConfiguration {
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name: Option<String>,
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}
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#[derive(Debug, Deserialize)]
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pub(crate) struct DevContainerConfigurationOutput {
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configuration: DevContainerConfiguration,
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}
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#[derive(Debug, Clone, PartialEq, Eq)]
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pub enum DevContainerError {
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DockerNotAvailable,
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DevContainerCliNotAvailable,
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DevContainerTemplateApplyFailed(String),
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DevContainerUpFailed(String),
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DevContainerNotFound,
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DevContainerParseFailed,
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NodeRuntimeNotAvailable,
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NotInValidProject,
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}
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impl Display for DevContainerError {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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write!(
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f,
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"{}",
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match self {
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DevContainerError::DockerNotAvailable =>
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"docker CLI not found on $PATH".to_string(),
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DevContainerError::DevContainerCliNotAvailable =>
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"devcontainer CLI not found on path".to_string(),
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DevContainerError::DevContainerUpFailed(_) => {
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"DevContainer creation failed".to_string()
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}
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DevContainerError::DevContainerTemplateApplyFailed(_) => {
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"DevContainer template apply failed".to_string()
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}
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DevContainerError::DevContainerNotFound =>
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"No valid dev container definition found in project".to_string(),
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DevContainerError::DevContainerParseFailed =>
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"Failed to parse file .devcontainer/devcontainer.json".to_string(),
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DevContainerError::NodeRuntimeNotAvailable =>
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"Cannot find a valid node runtime".to_string(),
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DevContainerError::NotInValidProject => "Not within a valid project".to_string(),
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}
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)
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}
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}
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pub(crate) async fn read_devcontainer_configuration_for_project(
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cx: &mut AsyncWindowContext,
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node_runtime: &NodeRuntime,
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) -> Result<DevContainerConfigurationOutput, DevContainerError> {
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let (path_to_devcontainer_cli, found_in_path) = ensure_devcontainer_cli(&node_runtime).await?;
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let Some(directory) = project_directory(cx) else {
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return Err(DevContainerError::NotInValidProject);
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};
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devcontainer_read_configuration(
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&path_to_devcontainer_cli,
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found_in_path,
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node_runtime,
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&directory,
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None,
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use_podman(cx),
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)
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.await
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}
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pub(crate) async fn apply_dev_container_template(
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template: &DevContainerTemplate,
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options_selected: &HashMap<String, String>,
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features_selected: &HashSet<DevContainerFeature>,
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cx: &mut AsyncWindowContext,
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node_runtime: &NodeRuntime,
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) -> Result<DevContainerApply, DevContainerError> {
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let (path_to_devcontainer_cli, found_in_path) = ensure_devcontainer_cli(&node_runtime).await?;
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let Some(directory) = project_directory(cx) else {
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return Err(DevContainerError::NotInValidProject);
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};
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devcontainer_template_apply(
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template,
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options_selected,
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features_selected,
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&path_to_devcontainer_cli,
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found_in_path,
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node_runtime,
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&directory,
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false, // devcontainer template apply does not use --docker-path option
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)
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.await
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}
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fn use_podman(cx: &mut AsyncWindowContext) -> bool {
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cx.update(|_, cx| DevContainerSettings::get_global(cx).use_podman)
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.unwrap_or(false)
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}
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/// Finds all available devcontainer configurations in the project.
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///
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/// This function scans for:
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/// 1. `.devcontainer/devcontainer.json` (the default location)
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/// 2. `.devcontainer/<subfolder>/devcontainer.json` (named configurations)
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///
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/// Returns a list of found configurations, or an empty list if none are found.
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pub fn find_devcontainer_configs(cx: &mut AsyncWindowContext) -> Vec<DevContainerConfig> {
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let Some(workspace) = cx.window_handle().downcast::<Workspace>() else {
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log::debug!("find_devcontainer_configs: No workspace found");
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return Vec::new();
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};
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let Ok(configs) = workspace.update(cx, |workspace, _, cx| {
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let project = workspace.project().read(cx);
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let worktree = project
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.visible_worktrees(cx)
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.find_map(|tree| tree.read(cx).root_entry()?.is_dir().then_some(tree));
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let Some(worktree) = worktree else {
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log::debug!("find_devcontainer_configs: No worktree found");
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return Vec::new();
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};
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let worktree = worktree.read(cx);
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let mut configs = Vec::new();
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let devcontainer_path = RelPath::unix(".devcontainer").expect("valid path");
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let Some(devcontainer_entry) = worktree.entry_for_path(devcontainer_path) else {
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log::debug!("find_devcontainer_configs: .devcontainer directory not found in worktree");
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return Vec::new();
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};
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if !devcontainer_entry.is_dir() {
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log::debug!("find_devcontainer_configs: .devcontainer is not a directory");
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return Vec::new();
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}
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log::debug!("find_devcontainer_configs: Scanning .devcontainer directory");
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let devcontainer_json_path =
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RelPath::unix(".devcontainer/devcontainer.json").expect("valid path");
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for entry in worktree.child_entries(devcontainer_path) {
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log::debug!(
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"find_devcontainer_configs: Found entry: {:?}, is_file: {}, is_dir: {}",
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entry.path.as_unix_str(),
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entry.is_file(),
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entry.is_dir()
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);
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if entry.is_file() && entry.path.as_ref() == devcontainer_json_path {
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log::debug!("find_devcontainer_configs: Found default devcontainer.json");
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configs.push(DevContainerConfig::default_config());
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} else if entry.is_dir() {
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let subfolder_name = entry
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.path
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.file_name()
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.map(|n| n.to_string())
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.unwrap_or_default();
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let config_json_path = format!("{}/devcontainer.json", entry.path.as_unix_str());
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if let Ok(rel_config_path) = RelPath::unix(&config_json_path) {
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if worktree.entry_for_path(rel_config_path).is_some() {
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log::debug!(
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"find_devcontainer_configs: Found config in subfolder: {}",
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subfolder_name
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);
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configs.push(DevContainerConfig {
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name: subfolder_name,
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config_path: PathBuf::from(&config_json_path),
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});
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} else {
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log::debug!(
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"find_devcontainer_configs: Subfolder {} has no devcontainer.json",
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subfolder_name
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);
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}
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}
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}
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}
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log::info!(
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"find_devcontainer_configs: Found {} configurations",
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configs.len()
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);
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configs.sort_by(|a, b| {
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if a.name == "default" {
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std::cmp::Ordering::Less
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} else if b.name == "default" {
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std::cmp::Ordering::Greater
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} else {
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a.name.cmp(&b.name)
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}
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});
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configs
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}) else {
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log::debug!("find_devcontainer_configs: Failed to update workspace");
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return Vec::new();
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};
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configs
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}
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pub async fn start_dev_container_with_config(
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cx: &mut AsyncWindowContext,
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node_runtime: NodeRuntime,
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config: Option<DevContainerConfig>,
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) -> Result<(DevContainerConnection, String), DevContainerError> {
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let use_podman = use_podman(cx);
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check_for_docker(use_podman).await?;
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let (path_to_devcontainer_cli, found_in_path) = ensure_devcontainer_cli(&node_runtime).await?;
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let Some(directory) = project_directory(cx) else {
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return Err(DevContainerError::NotInValidProject);
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};
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let config_path = config.map(|c| directory.join(&c.config_path));
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match devcontainer_up(
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&path_to_devcontainer_cli,
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found_in_path,
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&node_runtime,
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directory.clone(),
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config_path.clone(),
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use_podman,
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)
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.await
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{
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Ok(DevContainerUp {
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container_id,
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remote_workspace_folder,
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remote_user,
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..
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}) => {
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let project_name = match devcontainer_read_configuration(
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&path_to_devcontainer_cli,
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found_in_path,
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&node_runtime,
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&directory,
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config_path.as_ref(),
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use_podman,
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)
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.await
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{
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Ok(DevContainerConfigurationOutput {
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configuration:
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DevContainerConfiguration {
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name: Some(project_name),
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},
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}) => project_name,
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_ => get_backup_project_name(&remote_workspace_folder, &container_id),
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};
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let connection = DevContainerConnection {
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name: project_name,
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container_id: container_id,
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use_podman,
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remote_user,
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};
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Ok((connection, remote_workspace_folder))
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}
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Err(err) => {
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let message = format!("Failed with nested error: {}", err);
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Err(DevContainerError::DevContainerUpFailed(message))
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}
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}
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}
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#[cfg(not(target_os = "windows"))]
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fn dev_container_cli() -> String {
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"devcontainer".to_string()
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}
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#[cfg(target_os = "windows")]
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fn dev_container_cli() -> String {
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"devcontainer.cmd".to_string()
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}
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fn dev_container_script() -> String {
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"devcontainer.js".to_string()
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}
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async fn check_for_docker(use_podman: bool) -> Result<(), DevContainerError> {
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let mut command = if use_podman {
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util::command::new_smol_command("podman")
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} else {
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util::command::new_smol_command("docker")
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};
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command.arg("--version");
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match command.output().await {
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Ok(_) => Ok(()),
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Err(e) => {
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log::error!("Unable to find docker in $PATH: {:?}", e);
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Err(DevContainerError::DockerNotAvailable)
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}
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}
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}
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async fn ensure_devcontainer_cli(
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node_runtime: &NodeRuntime,
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) -> Result<(PathBuf, bool), DevContainerError> {
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let mut command = util::command::new_smol_command(&dev_container_cli());
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command.arg("--version");
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if let Err(e) = command.output().await {
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log::error!(
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"Unable to find devcontainer CLI in $PATH. Checking for a zed installed version. Error: {:?}",
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e
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);
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let Ok(node_runtime_path) = node_runtime.binary_path().await else {
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return Err(DevContainerError::NodeRuntimeNotAvailable);
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};
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let datadir_cli_path = paths::devcontainer_dir()
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.join("node_modules")
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.join("@devcontainers")
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.join("cli")
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.join(&dev_container_script());
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log::debug!(
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"devcontainer not found in path, using local location: ${}",
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datadir_cli_path.display()
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);
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let mut command =
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util::command::new_smol_command(node_runtime_path.as_os_str().display().to_string());
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command.arg(datadir_cli_path.display().to_string());
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command.arg("--version");
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match command.output().await {
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Err(e) => log::error!(
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"Unable to find devcontainer CLI in Data dir. Will try to install. Error: {:?}",
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e
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),
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Ok(output) => {
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if output.status.success() {
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log::info!("Found devcontainer CLI in Data dir");
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return Ok((datadir_cli_path.clone(), false));
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} else {
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log::error!(
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"Could not run devcontainer CLI from data_dir. Will try once more to install. Output: {:?}",
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output
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);
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}
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}
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}
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if let Err(e) = fs::create_dir_all(paths::devcontainer_dir()).await {
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log::error!("Unable to create devcontainer directory. Error: {:?}", e);
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return Err(DevContainerError::DevContainerCliNotAvailable);
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}
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if let Err(e) = node_runtime
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.npm_install_packages(
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&paths::devcontainer_dir(),
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&[("@devcontainers/cli", "latest")],
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)
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.await
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{
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log::error!(
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"Unable to install devcontainer CLI to data directory. Error: {:?}",
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e
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);
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return Err(DevContainerError::DevContainerCliNotAvailable);
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};
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let mut command =
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util::command::new_smol_command(node_runtime_path.as_os_str().display().to_string());
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command.arg(datadir_cli_path.display().to_string());
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command.arg("--version");
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if let Err(e) = command.output().await {
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log::error!(
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"Unable to find devcontainer cli after NPM install. Error: {:?}",
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e
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);
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Err(DevContainerError::DevContainerCliNotAvailable)
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} else {
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Ok((datadir_cli_path, false))
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}
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} else {
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log::info!("Found devcontainer cli on $PATH, using it");
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Ok((PathBuf::from(&dev_container_cli()), true))
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}
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}
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async fn devcontainer_up(
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path_to_cli: &PathBuf,
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found_in_path: bool,
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node_runtime: &NodeRuntime,
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path: Arc<Path>,
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config_path: Option<PathBuf>,
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use_podman: bool,
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) -> Result<DevContainerUp, DevContainerError> {
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let Ok(node_runtime_path) = node_runtime.binary_path().await else {
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log::error!("Unable to find node runtime path");
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return Err(DevContainerError::NodeRuntimeNotAvailable);
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};
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let mut command =
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devcontainer_cli_command(path_to_cli, found_in_path, &node_runtime_path, use_podman);
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command.arg("up");
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command.arg("--workspace-folder");
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command.arg(path.display().to_string());
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if let Some(config) = config_path {
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command.arg("--config");
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command.arg(config.display().to_string());
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}
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log::info!("Running full devcontainer up command: {:?}", command);
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match command.output().await {
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Ok(output) => {
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if output.status.success() {
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let raw = String::from_utf8_lossy(&output.stdout);
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parse_json_from_cli(&raw)
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} else {
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let message = format!(
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"Non-success status running devcontainer up for workspace: out: {}, err: {}",
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String::from_utf8_lossy(&output.stdout),
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String::from_utf8_lossy(&output.stderr)
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);
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log::error!("{}", &message);
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Err(DevContainerError::DevContainerUpFailed(message))
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}
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}
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Err(e) => {
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let message = format!("Error running devcontainer up: {:?}", e);
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log::error!("{}", &message);
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Err(DevContainerError::DevContainerUpFailed(message))
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}
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}
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}
|
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|
|
async fn devcontainer_read_configuration(
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path_to_cli: &PathBuf,
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found_in_path: bool,
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node_runtime: &NodeRuntime,
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path: &Arc<Path>,
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config_path: Option<&PathBuf>,
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use_podman: bool,
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) -> Result<DevContainerConfigurationOutput, DevContainerError> {
|
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let Ok(node_runtime_path) = node_runtime.binary_path().await else {
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log::error!("Unable to find node runtime path");
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return Err(DevContainerError::NodeRuntimeNotAvailable);
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};
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let mut command =
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devcontainer_cli_command(path_to_cli, found_in_path, &node_runtime_path, use_podman);
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command.arg("read-configuration");
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command.arg("--workspace-folder");
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command.arg(path.display().to_string());
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|
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if let Some(config) = config_path {
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command.arg("--config");
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command.arg(config.display().to_string());
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}
|
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|
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match command.output().await {
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Ok(output) => {
|
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if output.status.success() {
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let raw = String::from_utf8_lossy(&output.stdout);
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parse_json_from_cli(&raw)
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} else {
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let message = format!(
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"Non-success status running devcontainer read-configuration for workspace: out: {:?}, err: {:?}",
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String::from_utf8_lossy(&output.stdout),
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String::from_utf8_lossy(&output.stderr)
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);
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log::error!("{}", &message);
|
|
Err(DevContainerError::DevContainerNotFound)
|
|
}
|
|
}
|
|
Err(e) => {
|
|
let message = format!("Error running devcontainer read-configuration: {:?}", e);
|
|
log::error!("{}", &message);
|
|
Err(DevContainerError::DevContainerNotFound)
|
|
}
|
|
}
|
|
}
|
|
|
|
async fn devcontainer_template_apply(
|
|
template: &DevContainerTemplate,
|
|
template_options: &HashMap<String, String>,
|
|
features_selected: &HashSet<DevContainerFeature>,
|
|
path_to_cli: &PathBuf,
|
|
found_in_path: bool,
|
|
node_runtime: &NodeRuntime,
|
|
path: &Arc<Path>,
|
|
use_podman: bool,
|
|
) -> Result<DevContainerApply, DevContainerError> {
|
|
let Ok(node_runtime_path) = node_runtime.binary_path().await else {
|
|
log::error!("Unable to find node runtime path");
|
|
return Err(DevContainerError::NodeRuntimeNotAvailable);
|
|
};
|
|
|
|
let mut command =
|
|
devcontainer_cli_command(path_to_cli, found_in_path, &node_runtime_path, use_podman);
|
|
|
|
let Ok(serialized_options) = serde_json::to_string(template_options) else {
|
|
log::error!("Unable to serialize options for {:?}", template_options);
|
|
return Err(DevContainerError::DevContainerParseFailed);
|
|
};
|
|
|
|
command.arg("templates");
|
|
command.arg("apply");
|
|
command.arg("--workspace-folder");
|
|
command.arg(path.display().to_string());
|
|
command.arg("--template-id");
|
|
command.arg(format!(
|
|
"{}/{}",
|
|
template
|
|
.source_repository
|
|
.as_ref()
|
|
.unwrap_or(&String::from("")),
|
|
template.id
|
|
));
|
|
command.arg("--template-args");
|
|
command.arg(serialized_options);
|
|
command.arg("--features");
|
|
command.arg(template_features_to_json(features_selected));
|
|
|
|
log::debug!("Running full devcontainer apply command: {:?}", command);
|
|
|
|
match command.output().await {
|
|
Ok(output) => {
|
|
if output.status.success() {
|
|
let raw = String::from_utf8_lossy(&output.stdout);
|
|
parse_json_from_cli(&raw)
|
|
} else {
|
|
let message = format!(
|
|
"Non-success status running devcontainer templates apply for workspace: out: {:?}, err: {:?}",
|
|
String::from_utf8_lossy(&output.stdout),
|
|
String::from_utf8_lossy(&output.stderr)
|
|
);
|
|
|
|
log::error!("{}", &message);
|
|
Err(DevContainerError::DevContainerTemplateApplyFailed(message))
|
|
}
|
|
}
|
|
Err(e) => {
|
|
let message = format!("Error running devcontainer templates apply: {:?}", e);
|
|
log::error!("{}", &message);
|
|
Err(DevContainerError::DevContainerTemplateApplyFailed(message))
|
|
}
|
|
}
|
|
}
|
|
// Try to parse directly first (newer versions output pure JSON)
|
|
// If that fails, look for JSON start (older versions have plaintext prefix)
|
|
fn parse_json_from_cli<T: serde::de::DeserializeOwned>(raw: &str) -> Result<T, DevContainerError> {
|
|
serde_json::from_str::<T>(&raw)
|
|
.or_else(|e| {
|
|
log::error!("Error parsing json: {} - will try to find json object in larger plaintext", e);
|
|
let json_start = raw
|
|
.find(|c| c == '{')
|
|
.ok_or_else(|| {
|
|
log::error!("No JSON found in devcontainer up output");
|
|
DevContainerError::DevContainerParseFailed
|
|
})?;
|
|
|
|
serde_json::from_str(&raw[json_start..]).map_err(|e| {
|
|
log::error!(
|
|
"Unable to parse JSON from devcontainer up output (starting at position {}), error: {:?}",
|
|
json_start,
|
|
e
|
|
);
|
|
DevContainerError::DevContainerParseFailed
|
|
})
|
|
})
|
|
}
|
|
|
|
fn devcontainer_cli_command(
|
|
path_to_cli: &PathBuf,
|
|
found_in_path: bool,
|
|
node_runtime_path: &PathBuf,
|
|
use_podman: bool,
|
|
) -> Command {
|
|
let mut command = if found_in_path {
|
|
util::command::new_smol_command(path_to_cli.display().to_string())
|
|
} else {
|
|
let mut command =
|
|
util::command::new_smol_command(node_runtime_path.as_os_str().display().to_string());
|
|
command.arg(path_to_cli.display().to_string());
|
|
command
|
|
};
|
|
|
|
if use_podman {
|
|
command.arg("--docker-path");
|
|
command.arg("podman");
|
|
}
|
|
command
|
|
}
|
|
|
|
fn get_backup_project_name(remote_workspace_folder: &str, container_id: &str) -> String {
|
|
Path::new(remote_workspace_folder)
|
|
.file_name()
|
|
.and_then(|name| name.to_str())
|
|
.map(|string| string.to_string())
|
|
.unwrap_or_else(|| container_id.to_string())
|
|
}
|
|
|
|
fn project_directory(cx: &mut AsyncWindowContext) -> Option<Arc<Path>> {
|
|
let Some(workspace) = cx.window_handle().downcast::<Workspace>() else {
|
|
return None;
|
|
};
|
|
|
|
match workspace.update(cx, |workspace, _, cx| {
|
|
workspace.project().read(cx).active_project_directory(cx)
|
|
}) {
|
|
Ok(dir) => dir,
|
|
Err(e) => {
|
|
log::error!("Error getting project directory from workspace: {:?}", e);
|
|
None
|
|
}
|
|
}
|
|
}
|
|
|
|
fn template_features_to_json(features_selected: &HashSet<DevContainerFeature>) -> String {
|
|
let features_map = features_selected
|
|
.iter()
|
|
.map(|feature| {
|
|
let mut map = HashMap::new();
|
|
map.insert(
|
|
"id",
|
|
format!(
|
|
"{}/{}:{}",
|
|
feature
|
|
.source_repository
|
|
.as_ref()
|
|
.unwrap_or(&String::from("")),
|
|
feature.id,
|
|
feature.major_version()
|
|
),
|
|
);
|
|
map
|
|
})
|
|
.collect::<Vec<HashMap<&str, String>>>();
|
|
serde_json::to_string(&features_map).unwrap()
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use crate::devcontainer_api::{DevContainerUp, parse_json_from_cli};
|
|
|
|
#[test]
|
|
fn should_parse_from_devcontainer_json() {
|
|
let json = r#"{"outcome":"success","containerId":"826abcac45afd412abff083ab30793daff2f3c8ce2c831df728baf39933cb37a","remoteUser":"vscode","remoteWorkspaceFolder":"/workspaces/zed"}"#;
|
|
let up: DevContainerUp = parse_json_from_cli(json).unwrap();
|
|
assert_eq!(up._outcome, "success");
|
|
assert_eq!(
|
|
up.container_id,
|
|
"826abcac45afd412abff083ab30793daff2f3c8ce2c831df728baf39933cb37a"
|
|
);
|
|
assert_eq!(up.remote_user, "vscode");
|
|
assert_eq!(up.remote_workspace_folder, "/workspaces/zed");
|
|
|
|
let json_in_plaintext = r#"[2026-01-22T16:19:08.802Z] @devcontainers/cli 0.80.1. Node.js v22.21.1. darwin 24.6.0 arm64.
|
|
{"outcome":"success","containerId":"826abcac45afd412abff083ab30793daff2f3c8ce2c831df728baf39933cb37a","remoteUser":"vscode","remoteWorkspaceFolder":"/workspaces/zed"}"#;
|
|
let up: DevContainerUp = parse_json_from_cli(json_in_plaintext).unwrap();
|
|
assert_eq!(up._outcome, "success");
|
|
assert_eq!(
|
|
up.container_id,
|
|
"826abcac45afd412abff083ab30793daff2f3c8ce2c831df728baf39933cb37a"
|
|
);
|
|
assert_eq!(up.remote_user, "vscode");
|
|
assert_eq!(up.remote_workspace_folder, "/workspaces/zed");
|
|
}
|
|
}
|