Add reusable HTTP transport, serial gateway, and WASM file browser

1 files changed, 53 insertions, 0 deletions

diff --git a/build.zig b/build.zig
index 160efdf..3228cf2 100644
--- a/build.zig
+++ b/build.zig
@@ -9,6 +9,59 @@ pub fn build(b: *std.Build) void {
     });
     const tests = b.addTest(.{ .root_module = module });
     b.step("test", "Run protocol and session tests").dependOn(&b.addRunArtifact(tests).step);
+    const wasm_target = b.resolveTargetQuery(.{ .cpu_arch = .wasm32, .os_tag = .freestanding });
+    const wasm_core = b.createModule(.{
+        .root_source_file = b.path("src/root.zig"),
+        .target = wasm_target,
+        .optimize = optimize,
+    });
+    const wasm = b.addExecutable(.{ .name = "cloud9", .root_module = b.createModule(.{
+        .root_source_file = b.path("app/client.zig"),
+        .target = wasm_target,
+        .optimize = optimize,
+        .imports = &.{.{ .name = "cloud9", .module = wasm_core }},
+    }) });
+    wasm.entry = .disabled;
+    wasm.rdynamic = true;
+    wasm.export_memory = true;
+    wasm.stack_size = 256 * 1024;
+    wasm.initial_memory = 1024 * 1024;
+    wasm.max_memory = 1024 * 1024;
+    const web = b.step("web", "Install the standalone browser client into zig-out/web");
+    web.dependOn(&b.addInstallFileWithDir(wasm.getEmittedBin(), .{ .custom = "web/_cloud9" }, "cloud9.wasm").step);
+    for ([_][]const u8{ "index.html", "app.mjs", "client.mjs", "style.css" }) |file| {
+        web.dependOn(&b.addInstallFileWithDir(b.path(b.fmt("app/web/{s}", .{file})), .{ .custom = if (std.mem.eql(u8, file, "index.html")) "web" else "web/_cloud9" }, file).step);
+    }
+    const bridge = b.addExecutable(.{ .name = "cloud9-http", .root_module = b.createModule(.{
+        .root_source_file = b.path("app/main.zig"),
+        .target = target,
+        .optimize = optimize,
+        .link_libc = true,
+        .imports = &.{.{ .name = "cloud9", .module = module }},
+    }) });
+    bridge.root_module.addAnonymousImport("client.wasm", .{ .root_source_file = wasm.getEmittedBin() });
+    b.installArtifact(bridge);
+    const run_bridge = b.addRunArtifact(bridge);
+    if (b.args) |args| run_bridge.addArgs(args);
+    b.step("serve", "Run the HTTP/WebSocket bridge (--upstream tcp:127.0.0.1:564)").dependOn(&run_bridge.step);
+    const native_http = b.addExecutable(.{ .name = "cloud9-http-test", .root_module = b.createModule(.{
+        .root_source_file = b.path("test/web/native.zig"),
+        .target = target,
+        .optimize = optimize,
+        .link_libc = true,
+        .imports = &.{.{ .name = "cloud9", .module = module }},
+    }) });
+    const http_tests = b.addTest(.{ .root_module = b.createModule(.{
+        .root_source_file = b.path("test/http.zig"),
+        .target = target,
+        .optimize = optimize,
+        .imports = &.{.{ .name = "cloud9", .module = module }},
+    }) });
+    b.step("http-test", "Test HTTP WebSocket transport framing").dependOn(&b.addRunArtifact(http_tests).step);
+    const e2e = b.addSystemCommand(&.{ "node", "test/web/e2e.mjs" });
+    e2e.addArtifactArg(bridge);
+    e2e.addArtifactArg(native_http);
+    b.step("e2e", "Run Chromium through the bridge against a local go9p server").dependOn(&e2e.step);
     const probe = b.addExecutable(.{
         .name = "cloud9-probe",
         .root_module = b.createModule(.{