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╭─────────────╮ │scroll to top│ ╰─────────────╯ ╭ serve_http.zig ───────────────────────────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯

╭────╮ ╭ clone ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╮ │http│ ssh │ │ ╰────╯ ╰ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╯

.. embed/ event/ test/ ui/ command.zig event.zig lib.zig main.zig main_wasm.zig serve.zig serve_common.zig ╭─────────────────────────────────╮ │serve_http.zig │ ╰─────────────────────────────────╯ serve_ssh.zig serve_ssh_protocol.zig test.zig testnet.zig try.zig ui.zig web.zig

177 // a bare open() creates the directory while probing for the repo, so only 178 // attempt it when the path already exists 179 std.Io.Dir.accessAbsolute(io, repo_path, .{}) catch return false; 180 181 if (any_repo_opts.hash) |hash_kind| { 182 var repo = rp.Repo(repo_kind, any_repo_opts.toRepoOptsWithHash(hash_kind)).open(io, allocator, .{ .path = repo_path }) catch |open_err| switch (open_err) { 183 error.RepoNotFound => return false, 184 else => |e| return e, 185 }; 186 defer repo.deinit(io, allocator); 187 try service.serve(repo_kind, any_repo_opts.toRepoOptsWithHash(hash_kind), &repo, io, allocator); 188 } else { 189 var any_repo = rp.AnyRepo(repo_kind, any_repo_opts).open(io, allocator, .{ .path = repo_path }) catch |open_err| switch (open_err) { 190 error.RepoNotFound => return false, 191 else => |e| return e, 192 }; 193 defer any_repo.deinit(io, allocator); 194 switch (any_repo) { 195 inline else => |*repo| try service.serve(repo.self_repo_kind, repo.self_repo_opts, repo, io, allocator), 196 } 197 } 198 return true; 199 } 200 201 const GitService = struct { 202 body_reader: *std.Io.Reader, 203 writer: *std.Io.Writer, 204 options: xit.net_server_http_backend.Options, 205 206 fn serve( 207 self: @This(), 208 comptime repo_kind: rp.RepoKind, 209 comptime repo_opts: rp.RepoOpts(repo_kind), 210 repo: *rp.Repo(repo_kind, repo_opts), 211 io: std.Io, 212 allocator: std.mem.Allocator, 213 ) !void { 214 try repo.httpBackend(io, allocator, self.body_reader, self.writer, .http, self.options); 215 } 216 }; 217 218 fn isReceivePack( 219 handler: xit.net_server_http_backend.HandlerKind, 220 suffix: []const u8, 221 query: ?std.Uri.Component, 222 ) bool { 223 return switch (handler) { 224 .run_service => std.mem.eql(u8, suffix, "/git-receive-pack"), 225 .get_info_refs => if (query) |q| 226 std.mem.startsWith(u8, q.percent_encoded, "service=git-receive-pack") 227 else 228 false, 229 }; 230 } 231 232 fn decodeAndValidateRepoPath(allocator: std.mem.Allocator, encoded: []const u8) ![]const u8 { 233 if (encoded.len == 0) return error.InvalidRepoPath; 234 235 const mutable = try allocator.dupe(u8, encoded); 236 errdefer allocator.free(mutable); 237 const decoded = std.Uri.percentDecodeInPlace(mutable); 238 239 var iter = std.fs.path.componentIterator(decoded); 240 while (iter.next()) |component| { 241 if (component.name.len == 0 or std.mem.eql(u8, component.name, ".") or std.mem.eql(u8, component.name, "..")) { 242 return error.InvalidRepoPath; 243 } 244 } 245 246 return try allocator.realloc(mutable, decoded.len); 247 } 248 249 fn normalizeMethod(method: std.http.Method) std.http.Method { 250 return if (method == .HEAD) .GET else method; 251 } 252 253 fn protocolVersionFromHeader(header: ?[]const u8) xit.net_server_common.ProtocolVersion { 254 const git_protocol = header orelse return .v0; 255 var version: xit.net_server_common.ProtocolVersion = .v0; 256 var iter = std.mem.splitScalar(u8, git_protocol, ':'); 257 while (iter.next()) |entry| { 258 const value = std.mem.trimStart(u8, entry, " "); 259 if (std.mem.startsWith(u8, value, "version=")) { 260 const v = value["version=".len..]; 261 if (std.mem.eql(u8, v, "2")) { 262 version = .v2; 263 } else if (std.mem.eql(u8, v, "1") and version != .v2) { 264 version = .v1; 265 } 266 } 267 } 268 return version; 269 } 270 271 fn findHeader(request: *std.http.Server.Request, name: []const u8) ?[]const u8 { 272 var it = request.iterateHeaders(); 273 while (it.next()) |header| { 274 if (std.ascii.eqlIgnoreCase(header.name, name)) return header.value; 275 } 276 return null; 277 } 278 279 fn writeSimpleResponse( 280 http_server: *std.http.Server, 281 code: u16, 282 message: []const u8, 283 content_type: []const u8, 284 body: []const u8, 285 ) !void { 286 try http_server.out.print( 287 "HTTP/1.1 {d} {s}\r\nContent-Type: {s}\r\nContent-Length: {d}\r\n\r\n{s}", 288 .{ code, message, content_type, body.len, body }, 289 ); 290 } 291