Build the Apple Container extension

Turns the empty scaffold into a working Nova extension for Apple Container
and container-compose, in the shape of the Docker Suite extension.

Sidebar (Scripts/Sidebar):
- System, Containers, Images, Volumes and Networks sections
- Containers grouped into compose projects via the com.docker.compose.project
  label container-compose stamps; project rows drive compose up/down/build
  against the matching workspace file
- Lifecycle, shell, logs, inspect, browse and copy commands per resource
- Apple Container publishes no event stream, so the sidebar polls while
  visible and only reloads a section when a fingerprint of its data changes,
  which keeps selection and expansion intact

Hostnames (Scripts/Hostnames.js):
- A container's hostname is <name>.<domain> and the domain lives in Apple
  Container's config.toml, which has no CLI setter, so the Hostname Domain
  preference reads and writes that file directly
- Changing it offers to register the domain with macOS and restart the
  services; the write preserves the file's other tables and its mode

Language support:
- Dockerfile and Compose syntaxes backed by tree-sitter grammars built by
  Tools/build-syntaxes.sh, pinned to revisions that generate ABI 14
- The Compose syntax is named dockercompose because that is the languageId
  docker-language-server recognises compose files by
- docker-language-server is downloaded on first use rather than bundled, at
  roughly 40 MB

Icons are generated by Tools/make-icons.py so they can be regenerated rather
than hand-maintained.

Co-Authored-By: Claude Opus 5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01UnSBcR5Lywz5Fbj5FmVbfc
This commit is contained in:
2026-08-18 22:45:14 -03:00
co-authored by Claude Opus 5
parent 0879e5a163
commit 0506f44db3
80 changed files with 5201 additions and 3 deletions
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//
// Containers, and the compose projects they are grouped into.
//
// container-compose stamps com.docker.compose.project and
// com.docker.compose.service on the containers it creates, which is the only
// link back to a project; containers created any other way fall into an
// ungrouped bucket.
//
const { Element } = require("./Element");
const format = require("../../Utilities/Format");
const PROJECT_LABEL = "com.docker.compose.project";
const SERVICE_LABEL = "com.docker.compose.service";
const UNGROUPED = "Containers";
class ContainerModel extends Element {
constructor(json) {
let configuration = (json && json.configuration) || {};
let status = (json && json.status) || {};
super(`container:${configuration.id || json.id}`);
this.id = configuration.id || json.id;
this.name = this.id;
this.state = typeof status.state === "string" ? status.state : "unknown";
this.labels = configuration.labels || {};
this.image = (configuration.image && configuration.image.reference) || "";
this.imageName = format.reference(this.image).short;
this.platform = configuration.platform || {};
this.startedDate = status.startedDate || null;
this.project = this.labels[PROJECT_LABEL] || null;
this.service = this.labels[SERVICE_LABEL] || null;
this.cpus = (configuration.resources && configuration.resources.cpus) || null;
this.memory = (configuration.resources && configuration.resources.memoryInBytes) || null;
this.ports = (configuration.publishedPorts || []).map((port) => ({
hostAddress: port.hostAddress,
hostPort: port.hostPort,
containerPort: port.containerPort,
proto: port.proto || "tcp"
}));
this.mounts = (configuration.mounts || []).map((mount) => ({
destination: mount.destination,
source: mount.source,
volume: mount.type && mount.type.volume ? mount.type.volume.name : null
}));
// Addresses only exist while the container is running.
this.addresses = (status.networks || []).map((attachment) => ({
network: attachment.network,
hostname: stripTrailingDot(attachment.hostname),
address: stripPrefix(attachment.ipv4Address)
}));
this.hostname = this.addresses.length > 0 ? this.addresses[0].hostname : null;
this.address = this.addresses.length > 0 ? this.addresses[0].address : null;
}
get running() {
return this.state === "running";
}
get revision() {
return `${this.state}:${this.address || ""}:${this.portSummary}`;
}
get portSummary() {
return this.ports
.map((port) => `${port.hostPort}${port.containerPort}/${port.proto}`)
.join(" ");
}
// Every way this container can be reached over HTTP, most useful first:
// published ports resolve from the host unconditionally, while the DNS
// hostname only resolves once its domain is registered with macOS.
get urls() {
let urls = this.ports
.filter((port) => port.proto === "tcp")
.map((port) => {
let host =
!port.hostAddress || port.hostAddress === "0.0.0.0" ? "localhost" : port.hostAddress;
return {
url: `http://${host}:${port.hostPort}`,
label: `http://${host}:${port.hostPort} → container port ${port.containerPort}`
};
});
if (this.running && this.hostname) {
urls.push({ url: `http://${this.hostname}`, label: `http://${this.hostname} (DNS name)` });
}
if (this.running && this.address) {
urls.push({ url: `http://${this.address}`, label: `http://${this.address} (container IP)` });
}
return urls;
}
get url() {
let urls = this.urls;
return urls.length > 0 ? urls[0].url : null;
}
get tooltip() {
let lines = [
`Name:\t${this.name}`,
`Image:\t${this.image}`,
`State:\t${this.state}`
];
if (this.service) {
lines.push(`Service:\t${this.service}`);
}
if (this.address) {
lines.push(`Address:\t${this.address}`);
}
if (this.hostname) {
lines.push(`Hostname:\t${this.hostname}`);
}
if (this.ports.length > 0) {
lines.push(`Ports:\t${this.portSummary}`);
}
if (this.memory) {
lines.push(`Memory:\t${format.bytes(this.memory)}`);
}
if (this.cpus) {
lines.push(`CPUs:\t${this.cpus}`);
}
if (this.startedDate) {
lines.push(`Started:\t${format.age(this.startedDate)}`);
}
return lines.join("\n");
}
}
class ProjectModel extends Element {
constructor(name, compose) {
super(`project:${name}`);
this.name = name;
// A compose project is one the sidebar can also drive with
// container-compose; the ungrouped bucket is not.
this.compose = compose;
this.file = null;
this.expanded = true;
}
get running() {
return this.children.some((child) => child.running);
}
get summary() {
let running = this.children.filter((child) => child.running).length;
return `${running}/${this.children.length} running`;
}
get revision() {
return `${this.file || ""}:${this.summary}`;
}
}
function stripTrailingDot(hostname) {
if (!hostname) {
return null;
}
return String(hostname).replace(/\.$/, "");
}
function stripPrefix(cidr) {
if (!cidr) {
return null;
}
return String(cidr).split("/")[0];
}
// Builds the container tree. Returns projects when grouping is on, and a flat
// list of containers when it is off.
function build(list, options = {}) {
let containers = (list || []).map((entry) => new ContainerModel(entry));
containers.sort((left, right) => left.name.localeCompare(right.name));
if (!options.group) {
return containers;
}
let projects = new Map();
for (let container of containers) {
let name = container.project || UNGROUPED;
if (!projects.has(name)) {
projects.set(name, new ProjectModel(name, container.project !== null));
}
projects.get(name).addChild(container);
}
// Ungrouped containers sort last, everything else alphabetically.
return [...projects.values()].sort((left, right) => {
if (left.compose !== right.compose) {
return left.compose ? -1 : 1;
}
return left.name.localeCompare(right.name);
});
}
module.exports = { ContainerModel, ProjectModel, build, PROJECT_LABEL, SERVICE_LABEL };