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.. embed/ event/ test/ ui/ command.zig diff3.zig event.zig find.zig fork.zig lib.zig main.zig main_wasm.zig markdown.zig patch.zig progress.zig push.zig search.zig search_commit.zig search_thread.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 │ ╰─────────────────────────────────╯
2686 if (!isToken(token_hex)) return; 2687 self.dir.deleteFile(self.io, token_hex) catch {}; 2688 } 2689 2690 // leave `token_hex`'s session for visitors arriving without one. only the 2691 // `try` fixture writes one. the name can't collide with a session token. 2692 pub fn offerAutoLogin(self: SessionStore, token_hex: *const [token_hex_len]u8) !void { 2693 const file = try self.dir.createFile(self.io, auto_login_name, .{}); 2694 defer file.close(self.io); 2695 try file.writeStreamingAll(self.io, token_hex); 2696 } 2697 2698 pub fn autoLogin(self: SessionStore, out: *[token_hex_len]u8) bool { 2699 out.* = self.auto_login orelse return false; 2700 return true; 2701 } 2702 2703 const auto_login_name = "auto-login"; 2704 2705 // a token is exactly token_hex_len hex chars. validating before using the 2706 // value as a path keeps attacker-supplied cookies from escaping the 2707 // sessions dir (e.g. via "/" or ".." bytes). 2708 fn isToken(token_hex: []const u8) bool { 2709 if (token_hex.len != token_hex_len) return false; 2710 for (token_hex) |c| if (!std.ascii.isHex(c)) return false; 2711 return true; 2712 } 2713 }; 2714