Start work on new http pkg

This commit is contained in:
jaina heartles 2022-06-08 23:37:09 -07:00
parent 0f7754802d
commit 687fd6ef9d
4 changed files with 788 additions and 132 deletions

20
src/http/lib.zig Normal file
View file

@ -0,0 +1,20 @@
const std = @import("std");
const ciutf8 = @import("util").ciutf8;
pub const Status = std.http.Status;
pub const Method = std.http.Method;
pub const ResponseStream = @import("./response_stream.zig").ResponseStream;
pub const Headers = std.HashMap([]const u8, []const u8, struct {
pub fn eql(_: @This(), a: []const u8, b: []const u8) bool {
return ciutf8.eql(a, b);
}
pub fn hash(_: @This(), str: []const u8) u64 {
return ciutf8.hash(str);
}
}, std.hash_map.default_max_load_percentage);
test {
_ = ResponseStream;
}

View file

@ -0,0 +1,376 @@
const std = @import("std");
const http = @import("./lib.zig");
const Status = http.Status;
const Headers = http.Headers;
const chunk_size = 16 * 1024;
pub fn openResponse(
alloc: std.mem.Allocator,
writer: anytype,
headers: *const Headers,
status: Status,
) !ResponseStream(@TypeOf(writer)) {
const buf = try alloc.alloc(u8, chunk_size);
errdefer alloc.free(buf);
try writeStatusLine(writer, status);
try writeHeaders(writer, headers);
return ResponseStream(@TypeOf(writer)){
.allocator = alloc,
.base_writer = writer,
.headers = headers,
.buffer = buf,
};
}
fn writeStatusLine(writer: anytype, status: Status) !void {
const status_text = status.phrase() orelse "";
try writer.print("HTTP/1.1 {} {s}\r\n", .{ @enumToInt(status), status_text });
}
fn writeHeaders(writer: anytype, headers: *const Headers) !void {
var iter = headers.iterator();
while (iter.next()) |header| {
for (header.value_ptr.*) |ch| {
if (ch == '\r' or ch == '\n') @panic("newlines not yet supported in headers");
}
try writer.print("{s}: {s}\r\n", .{ header.key_ptr.*, header.value_ptr.* });
}
}
fn writeChunk(writer: anytype, contents: []const u8) @TypeOf(writer).Error!void {
try writer.print("{x}\r\n", .{contents.len});
try writer.writeAll(contents);
try writer.writeAll("\r\n");
}
fn writeLastChunk(writer: anytype) writer.Error!void {
try writer.writeAll("0\r\n");
}
pub fn ResponseStream(comptime BaseWriter: type) type {
return struct {
const Self = @This();
const Error = BaseWriter.Error;
const Writer = std.io.Writer(*Self, Error, write);
allocator: std.mem.Allocator,
base_writer: BaseWriter,
headers: *const Headers,
buffer: []u8,
buffer_pos: usize = 0,
chunked: bool = false,
fn writeToBuffer(self: *Self, bytes: []const u8) void {
std.mem.copy(u8, self.buffer[self.buffer_pos..], bytes);
self.buffer_pos += bytes.len;
}
fn startChunking(self: *Self) Error!void {
try self.base_writer.writeAll("Transfer-Encoding: chunked\r\n\r\n");
self.chunked = true;
}
fn flushChunk(self: *Self) Error!void {
try writeChunk(self.base_writer, self.buffer[0..self.buffer_pos]);
self.buffer_pos = 0;
}
fn writeToChunks(self: *Self, bytes: []const u8) Error!void {
var cursor: usize = 0;
while (true) {
const remaining_in_chunk = self.buffer.len - self.buffer_pos;
const remaining_to_write = bytes.len - cursor;
if (remaining_to_write <= remaining_in_chunk) {
self.writeToBuffer(bytes[cursor..]);
return;
}
std.debug.print("{}\n", .{cursor});
self.writeToBuffer(bytes[cursor .. cursor + remaining_in_chunk]);
cursor += remaining_in_chunk;
try self.flushChunk();
}
}
fn write(self: *Self, bytes: []const u8) Error!usize {
if (!self.chunked and bytes.len > self.buffer.len - self.buffer_pos) {
try self.startChunking();
}
if (self.chunked) {
try self.writeToChunks(bytes);
} else {
self.writeToBuffer(bytes);
}
return bytes.len;
}
fn flushBodyUnchunked(self: *Self) Error!void {
if (self.buffer_pos != 0) {
try self.base_writer.print("Content-Length: {}\r\n", .{self.buffer_pos});
}
try self.base_writer.writeAll("\r\n");
if (self.buffer_pos != 0) {
try self.base_writer.writeAll(self.buffer[0..self.buffer_pos]);
}
self.buffer_pos = 0;
}
pub fn writer(self: *Self) Writer {
return Writer{ .context = self };
}
pub fn finish(self: *Self) Error!void {
if (!self.chunked) {
try self.flushBodyUnchunked();
} else {
if (self.buffer_pos != 0) {
try self.flushChunk();
}
try self.base_writer.writeAll("0\r\n");
}
}
pub fn close(self: *const Self) void {
self.allocator.free(self.buffer);
}
};
}
test {
_ = _tests;
}
const _tests = struct {
fn toCrlf(comptime str: []const u8) []const u8 {
comptime {
var buf: [str.len * 2]u8 = undefined;
@setEvalBranchQuota(@as(u32, str.len * 2));
var len: usize = 0;
for (str) |ch| {
if (ch == '\n') {
buf[len] = '\r';
len += 1;
}
buf[len] = ch;
len += 1;
}
return buf[0..len];
}
}
const test_buffer_size = chunk_size * 4;
test "ResponseStream no headers empty body" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = Headers.init(std.testing.allocator);
defer headers.deinit();
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.finish();
}
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\
\\
),
buffer[0..(try test_stream.getPos())],
);
}
test "ResponseStream empty body" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = Headers.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.finish();
}
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\Content-Type: text/plain
\\
\\
),
buffer[0..(try test_stream.getPos())],
);
}
test "ResponseStream not 200 OK" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = Headers.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.not_found,
);
defer stream.close();
try stream.finish();
}
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 404 Not Found
\\Content-Type: text/plain
\\
\\
),
buffer[0..(try test_stream.getPos())],
);
}
test "ResponseStream small body" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = Headers.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.writer().writeAll("Index Page");
try stream.finish();
}
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\Content-Type: text/plain
\\Content-Length: 10
\\
\\Index Page
),
buffer[0..(try test_stream.getPos())],
);
}
test "ResponseStream large body" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = Headers.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.writer().writeAll("quuz" ** 6000);
try stream.finish();
}
// zig fmt: off
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\Content-Type: text/plain
\\Transfer-Encoding: chunked
\\
\\
++ "4000\n"
++ "quuz" ** 4096 ++ "\n"
++ "1dc0\n"
++ "quuz" ** (1904) ++ "\n"
++ "0\n"
),
buffer[0..(try test_stream.getPos())],
);
// zig fmt: on
}
test "ResponseStream large body ending on chunk boundary" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = Headers.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.writer().writeAll("quuz" ** (chunk_size / 2));
try stream.finish();
}
// zig fmt: off
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\Content-Type: text/plain
\\Transfer-Encoding: chunked
\\
\\
++ "4000\n"
++ "quuz" ** 4096 ++ "\n"
++ "4000\n"
++ "quuz" ** 4096 ++ "\n"
++ "0\n"
),
buffer[0..(try test_stream.getPos())],
);
// zig fmt: on
}
};

View file

@ -3,10 +3,11 @@ const root = @import("root");
const ciutf8 = @import("./util.zig").ciutf8;
const Reader = std.net.Stream.Reader;
const Writer = std.net.Stream.Writer;
//const Writer = std.net.Stream.Writer;
const Status = std.http.Status;
const Method = std.http.Method;
const Connection = std.net.StreamServer.Connection;
pub const Handler = fn (*Context) anyerror!Response;
const HeaderMap = std.HashMap([]const u8, []const u8, struct {
@ -18,18 +19,19 @@ const HeaderMap = std.HashMap([]const u8, []const u8, struct {
return ciutf8.hash(str);
}
}, std.hash_map.default_max_load_percentage);
pub const Headers = HeaderMap;
fn handleBadRequest(writer: Writer) !void {
fn handleBadRequest(writer: std.net.Stream.Writer) !void {
std.log.info("400 Bad Request", .{});
try writer.writeAll("HTTP/1.1 400 Bad Request");
}
fn handleNotImplemented(writer: Writer) !void {
fn handleNotImplemented(writer: std.net.Stream.Writer) !void {
std.log.info("501", .{});
try writer.writeAll("HTTP/1.1 501 Not Implemented");
}
fn handleInternalError(writer: Writer) !void {
fn handleInternalError(writer: std.net.Stream.Writer) !void {
std.log.info("500", .{});
try writer.writeAll("HTTP/1.1 500 Internal Server Error");
}
@ -117,27 +119,25 @@ fn parseHeaders(allocator: std.mem.Allocator, reader: Reader) !HeaderMap {
return map;
}
pub fn handleConnection(conn: std.net.StreamServer.Connection, handler: Handler) void {
const ConnectionId = u64;
var next_connection_id = std.atomic.Atomic(ConnectionId).init(1);
pub fn handleConnection(
base_alloc: std.mem.Allocator,
conn: std.net.StreamServer.Connection,
handler: Handler,
) void {
const conn_id = next_connection_id.fetchAdd(1, .SeqCst);
defer conn.stream.close();
const reader = conn.stream.reader();
const writer = conn.stream.writer();
std.log.debug("New connection conn={}", .{conn_id});
handleRequest(reader, writer, handler) catch |err| std.log.err("unhandled error processing connection: {}", .{err});
_ = base_alloc;
handleRequest(conn.stream.reader(), conn.stream.writer(), handler) catch |err| std.log.err("conn={}; Unhandled error processing connection {}. Closing", .{ conn_id, err });
std.log.debug("Terminating connection conn={}", .{conn_id});
}
fn handleRequest(reader: Reader, writer: Writer, handler: Handler) !void {
handleHttpRequest(reader, writer, handler) catch |err| switch (err) {
error.BadRequest, error.UnknownProtocol => try handleBadRequest(writer),
error.MethodNotImplemented, error.HttpVersionNotSupported => try handleNotImplemented(writer),
else => {
std.log.err("unknown error handling request: {}", .{err});
try handleInternalError(writer);
},
};
}
fn handleHttpRequest(reader: Reader, writer: Writer, handler: Handler) anyerror!void {
fn handleRequest(reader: Reader, writer: std.net.Stream.Writer, handler: Handler) anyerror!void {
const method = try parseHttpMethod(reader);
std.log.debug("Request recieved", .{});
var header_buf: [1 << 16]u8 = undefined;
var fba = std.heap.FixedBufferAllocator.init(&header_buf);
@ -186,80 +186,393 @@ fn handleHttpRequest(reader: Reader, writer: Writer, handler: Handler) anyerror!
_ = ctx;
//try handler(&ctx);
const response = try handler(&ctx);
const status_text = response.status.phrase() orelse "";
try writer.print("HTTP/1.1 {} {s}\r\n", .{ @enumToInt(response.status), status_text });
var iter = response.headers.iterator();
while (iter.next()) |it| {
try writer.print("{s}: {s}\r\n", .{ it.key_ptr.*, it.value_ptr.* });
} else try writer.writeAll("\r\n");
if (response.body) |body| {
try writer.writeAll(body);
}
_ = handler;
_ = writer;
_ = path;
}
pub const Context = struct {
request: Request2,
allocator: std.mem.Allocator,
};
pub const Context = struct {};
pub const Response = struct {
const chunk_size = 16 * 1024;
pub fn openResponse(
alloc: std.mem.Allocator,
writer: anytype,
headers: *const HeaderMap,
status: Status,
headers: HeaderMap,
body: ?[]const u8 = null,
};
) !ResponseStream(@TypeOf(writer)) {
const buf = try alloc.alloc(u8, chunk_size);
errdefer alloc.free(buf);
pub const Request2 = struct {
method: Method,
path: []const u8,
headers: HeaderMap,
body: ?[]const u8 = null,
};
try writeStatusLine(writer, status);
try writeHeaders(writer, headers);
const ResponseOld = struct {
headers: HeaderMap,
writer: Writer,
return ResponseStream(@TypeOf(writer)){
.allocator = alloc,
.base_writer = writer,
.headers = headers,
.buffer = buf,
};
}
fn writeHeaders(self: *Response) !void {
var iter = self.headers.iterator();
var it = iter.next();
while (it != null) : (it = iter.next()) {
try self.writer.print("{s}: {s}\r\n", .{ it.?.key_ptr.*, it.?.value_ptr.* });
fn writeStatusLine(writer: anytype, status: Status) !void {
const status_text = status.phrase() orelse "";
try writer.print("HTTP/1.1 {} {s}\r\n", .{ @enumToInt(status), status_text });
}
fn writeHeaders(writer: anytype, headers: *const HeaderMap) !void {
var iter = headers.iterator();
while (iter.next()) |header| {
for (header.value_ptr.*) |ch| {
if (ch == '\r' or ch == '\n') @panic("newlines not yet supported in headers");
}
try writer.print("{s}: {s}\r\n", .{ header.key_ptr.*, header.value_ptr.* });
}
}
fn statusText(status: u16) []const u8 {
return switch (status) {
200 => "OK",
204 => "No Content",
404 => "Not Found",
else => "",
};
}
fn writeChunk(writer: anytype, contents: []const u8) @TypeOf(writer).Error!void {
try writer.print("{x}\r\n", .{contents.len});
try writer.writeAll(contents);
try writer.writeAll("\r\n");
}
fn openInternal(self: *Response, status: u16) !void {
try self.writer.print("HTTP/1.1 {} {s}\r\n", .{ status, statusText(status) });
try self.writeHeaders();
try self.writer.writeAll("Connection: close\r\n"); // TODO
}
fn writeLastChunk(writer: anytype) writer.Error!void {
try writer.writeAll("0\r\n");
}
pub fn open(self: *Response, status: u16) !Writer {
try self.openInternal(status);
try self.writer.writeAll("\r\n");
fn ResponseStream(comptime BaseWriter: type) type {
return struct {
const Self = @This();
const Error = BaseWriter.Error;
const Writer = std.io.Writer(*Self, Error, write);
return self.writer;
}
allocator: std.mem.Allocator,
base_writer: BaseWriter,
headers: *const HeaderMap,
buffer: []u8,
buffer_pos: usize = 0,
chunked: bool = false,
pub fn write(self: *Response, status: u16, body: []const u8) !void {
try self.openInternal(status);
if (body.len != 0) {
try self.writer.print("Content-Length: {}\r\n", .{body.len});
if (self.headers.get("Content-Type") == null) {
try self.writer.writeAll("Content-Type: application/octet-stream\r\n");
fn writeToBuffer(self: *Self, bytes: []const u8) void {
std.mem.copy(u8, self.buffer[self.buffer_pos..], bytes);
self.buffer_pos += bytes.len;
}
fn startChunking(self: *Self) Error!void {
try self.base_writer.writeAll("Transfer-Encoding: chunked\r\n\r\n");
self.chunked = true;
}
fn flushChunk(self: *Self) Error!void {
try writeChunk(self.base_writer, self.buffer[0..self.buffer_pos]);
self.buffer_pos = 0;
}
fn writeToChunks(self: *Self, bytes: []const u8) Error!void {
var cursor: usize = 0;
while (true) {
const remaining_in_chunk = self.buffer.len - self.buffer_pos;
const remaining_to_write = bytes.len - cursor;
if (remaining_to_write <= remaining_in_chunk) {
self.writeToBuffer(bytes[cursor..]);
return;
}
std.debug.print("{}\n", .{cursor});
self.writeToBuffer(bytes[cursor .. cursor + remaining_in_chunk]);
cursor += remaining_in_chunk;
try self.flushChunk();
}
}
try self.writer.writeAll("\r\n");
if (body.len != 0) {
try self.writer.writeAll(body);
fn write(self: *Self, bytes: []const u8) Error!usize {
if (!self.chunked and bytes.len > self.buffer.len - self.buffer_pos) {
try self.startChunking();
}
if (self.chunked) {
try self.writeToChunks(bytes);
} else {
self.writeToBuffer(bytes);
}
return bytes.len;
}
fn flushBodyUnchunked(self: *Self) Error!void {
if (self.buffer_pos != 0) {
try self.base_writer.print("Content-Length: {}\r\n", .{self.buffer_pos});
}
try self.base_writer.writeAll("\r\n");
if (self.buffer_pos != 0) {
try self.base_writer.writeAll(self.buffer[0..self.buffer_pos]);
}
self.buffer_pos = 0;
}
pub fn writer(self: *Self) Writer {
return Writer{ .context = self };
}
pub fn finish(self: *Self) Error!void {
if (!self.chunked) {
try self.flushBodyUnchunked();
} else {
if (self.buffer_pos != 0) {
try self.flushChunk();
}
try self.base_writer.writeAll("0\r\n");
}
}
pub fn close(self: *const Self) void {
self.allocator.free(self.buffer);
}
};
}
test {
_ = _tests;
}
const _tests = struct {
fn toCrlf(comptime str: []const u8) []const u8 {
comptime {
var buf: [str.len * 2]u8 = undefined;
@setEvalBranchQuota(@as(u32, str.len * 2));
var len: usize = 0;
for (str) |ch| {
if (ch == '\n') {
buf[len] = '\r';
len += 1;
}
buf[len] = ch;
len += 1;
}
return buf[0..len];
}
}
pub fn statusOnly(self: *Response, status: u16) !void {
try self.openInternal(status);
const test_buffer_size = chunk_size * 4;
test "ResponseStream no headers empty body" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = HeaderMap.init(std.testing.allocator);
defer headers.deinit();
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.finish();
}
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\
\\
),
buffer[0..(try test_stream.getPos())],
);
}
test "ResponseStream empty body" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = HeaderMap.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.finish();
}
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\Content-Type: text/plain
\\
\\
),
buffer[0..(try test_stream.getPos())],
);
}
test "ResponseStream not 200 OK" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = HeaderMap.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.not_found,
);
defer stream.close();
try stream.finish();
}
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 404 Not Found
\\Content-Type: text/plain
\\
\\
),
buffer[0..(try test_stream.getPos())],
);
}
test "ResponseStream small body" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = HeaderMap.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.writer().writeAll("Index Page");
try stream.finish();
}
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\Content-Type: text/plain
\\Content-Length: 10
\\
\\Index Page
),
buffer[0..(try test_stream.getPos())],
);
}
test "ResponseStream large body" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = HeaderMap.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.writer().writeAll("quuz" ** 6000);
try stream.finish();
}
// zig fmt: off
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\Content-Type: text/plain
\\Transfer-Encoding: chunked
\\
\\
++ "4000\n"
++ "quuz" ** 4096 ++ "\n"
++ "1dc0\n"
++ "quuz" ** (1904) ++ "\n"
++ "0\n"
),
buffer[0..(try test_stream.getPos())],
);
// zig fmt: on
}
test "ResponseStream large body ending on chunk boundary" {
var buffer: [test_buffer_size]u8 = undefined;
var test_stream = std.io.fixedBufferStream(&buffer);
var headers = HeaderMap.init(std.testing.allocator);
defer headers.deinit();
try headers.put("Content-Type", "text/plain");
{
var stream = try openResponse(
std.testing.allocator,
test_stream.writer(),
&headers,
.ok,
);
defer stream.close();
try stream.writer().writeAll("quuz" ** (chunk_size / 2));
try stream.finish();
}
// zig fmt: off
try std.testing.expectEqualStrings(
toCrlf(
\\HTTP/1.1 200 OK
\\Content-Type: text/plain
\\Transfer-Encoding: chunked
\\
\\
++ "4000\n"
++ "quuz" ** 4096 ++ "\n"
++ "4000\n"
++ "quuz" ** 4096 ++ "\n"
++ "0\n"
),
buffer[0..(try test_stream.getPos())],
);
// zig fmt: on
}
};

View file

@ -8,65 +8,13 @@ pub const routing = @import("./routing.zig");
pub const Uuid = util.Uuid;
pub const ciutf8 = util.ciutf8;
//pub const io_mode = .evented;
fn testHandler(ctx: *const http.Context) !void {
const stream = try ctx.response.open(.ok);
defer stream.close();
pub const router = routing.makeRouter(*http.Context, &[_]routing.RouteFn(*http.Context){
//routing.makeRoute(.GET, "/", staticString("Index Page")),
//routing.makeRoute(.GET, "/abc", staticString("abc")),
//routing.makeRoute(.GET, "/user/:id", getUser),
//routing.makeRoute(.POST, "/note/", postNote),
});
const this_scheme = "http";
const this_host = "localhost:8080";
fn postNote(ctx: *http.Context, _: struct {}) anyerror!void {
const id = try db.createNote(.{
.author = Uuid.randV4(util.getRandom()),
.content = "test post",
});
var writer = try ctx.response.open(200);
try writer.writeAll("{\"id\":\"");
try writer.print("{}", .{id});
try writer.writeAll("\"}");
try stream.writer().writeAll("Index page");
}
fn getUser(ctx: *http.Context, args: struct { id: []const u8 }) anyerror!void {
const host = ctx.request.headers.get("host") orelse {
return;
};
const uuid = Uuid.parse(args.id) catch {
try ctx.response.statusOnly(400);
return;
};
const actor = try db.getActorById(args.id);
if (actor == null or !std.mem.eql(u8, actor.?.host, host)) {
try ctx.response.statusOnly(404);
return;
}
try ctx.response.headers.put("Content-Type", "application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"");
var writer = try ctx.response.open(200);
try writer.writeAll("{\"type\":\"Person\",");
try writer.print("\"id\":\"{s}://{s}/user/{}\",", .{ this_scheme, this_host, uuid });
try writer.print("\"preferredUsername\":\"{s}\"", .{actor.?.handle});
try writer.writeAll("}");
}
const DummyArgs = struct {};
fn staticString(comptime str: []const u8) fn (*http.Context, DummyArgs) anyerror!void {
return (struct {
fn func(ctx: *http.Context, _: DummyArgs) anyerror!void {
try ctx.response.headers.put("Content-Type", "text/plain");
try ctx.response.write(200, str);
}
}).func;
}
pub fn main() anyerror!void {
var srv = std.net.StreamServer.init(.{ .reuse_address = true });
defer srv.deinit();
@ -80,10 +28,9 @@ pub fn main() anyerror!void {
const conn = try srv.accept();
// todo: keep track of connections
_ = async http.handleConnection(conn, struct {
fn func(ctx: *http.Context) anyerror!http.Response {
return try router(ctx.request.method, ctx.request.path, ctx);
//_ = ctx;
_ = async http.handleConnection(std.heap.page_allocator, conn, struct {
fn func(ctx: *const http.Context) !void {
return testHandler(ctx);
}
}.func);
}