veb: extract constants into consts.v (#22132)

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Carlos Esquerdo Bernat 2024-08-30 12:53:31 +02:00 committed by GitHub
parent 01fd719116
commit d89e6df2a1
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2 changed files with 173 additions and 170 deletions

149
vlib/veb/consts.v Normal file
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@ -0,0 +1,149 @@
module veb
import net.http
// max read and write limits in bytes
const max_read = 8096
const max_write = 8096 * 2
pub const max_http_post_size = 1024 * 1024
pub const default_port = 8080
pub const methods_with_form = [http.Method.post, .put, .patch]
pub const headers_close = http.new_custom_header_from_map({
'Server': 'veb'
}) or { panic('should never fail') }
pub const http_302 = http.new_response(
status: .found
body: '302 Found'
header: headers_close
)
pub const http_400 = http.new_response(
status: .bad_request
body: '400 Bad Request'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const http_404 = http.new_response(
status: .not_found
body: '404 Not Found'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const http_408 = http.new_response(
status: .request_timeout
body: '408 Request Timeout'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const http_413 = http.new_response(
status: .request_entity_too_large
body: '413 Request entity is too large'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const http_500 = http.new_response(
status: .internal_server_error
body: '500 Internal Server Error'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const mime_types = {
'.aac': 'audio/aac'
'.abw': 'application/x-abiword'
'.arc': 'application/x-freearc'
'.avi': 'video/x-msvideo'
'.azw': 'application/vnd.amazon.ebook'
'.bin': 'application/octet-stream'
'.bmp': 'image/bmp'
'.bz': 'application/x-bzip'
'.bz2': 'application/x-bzip2'
'.cda': 'application/x-cdf'
'.csh': 'application/x-csh'
'.css': 'text/css'
'.csv': 'text/csv'
'.doc': 'application/msword'
'.docx': 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'
'.eot': 'application/vnd.ms-fontobject'
'.epub': 'application/epub+zip'
'.gz': 'application/gzip'
'.gif': 'image/gif'
'.htm': 'text/html'
'.html': 'text/html'
'.ico': 'image/vnd.microsoft.icon'
'.ics': 'text/calendar'
'.jar': 'application/java-archive'
'.jpeg': 'image/jpeg'
'.jpg': 'image/jpeg'
'.js': 'text/javascript'
'.json': 'application/json'
'.jsonld': 'application/ld+json'
'.mid': 'audio/midi audio/x-midi'
'.midi': 'audio/midi audio/x-midi'
'.mjs': 'text/javascript'
'.mp3': 'audio/mpeg'
'.mp4': 'video/mp4'
'.mpeg': 'video/mpeg'
'.mpkg': 'application/vnd.apple.installer+xml'
'.odp': 'application/vnd.oasis.opendocument.presentation'
'.ods': 'application/vnd.oasis.opendocument.spreadsheet'
'.odt': 'application/vnd.oasis.opendocument.text'
'.oga': 'audio/ogg'
'.ogv': 'video/ogg'
'.ogx': 'application/ogg'
'.opus': 'audio/opus'
'.otf': 'font/otf'
'.png': 'image/png'
'.pdf': 'application/pdf'
'.php': 'application/x-httpd-php'
'.ppt': 'application/vnd.ms-powerpoint'
'.pptx': 'application/vnd.openxmlformats-officedocument.presentationml.presentation'
'.rar': 'application/vnd.rar'
'.rtf': 'application/rtf'
'.sh': 'application/x-sh'
'.svg': 'image/svg+xml'
'.swf': 'application/x-shockwave-flash'
'.tar': 'application/x-tar'
'.tif': 'image/tiff'
'.tiff': 'image/tiff'
'.ts': 'video/mp2t'
'.ttf': 'font/ttf'
'.txt': 'text/plain'
'.vsd': 'application/vnd.visio'
'.wasm': 'application/wasm'
'.wav': 'audio/wav'
'.weba': 'audio/webm'
'.webm': 'video/webm'
'.webp': 'image/webp'
'.woff': 'font/woff'
'.woff2': 'font/woff2'
'.xhtml': 'application/xhtml+xml'
'.xls': 'application/vnd.ms-excel'
'.xlsx': 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
'.xml': 'application/xml'
'.xul': 'application/vnd.mozilla.xul+xml'
'.zip': 'application/zip'
'.3gp': 'video/3gpp'
'.3g2': 'video/3gpp2'
'.7z': 'application/x-7z-compressed'
'.m3u8': 'application/vnd.apple.mpegurl'
'.vsh': 'text/x-vlang'
'.v': 'text/x-vlang'
}

View file

@ -9,10 +9,6 @@ import time
import strings
import picoev
// max read and write limits in bytes
const max_read = 8096
const max_write = 8096 * 2
// A type which doesn't get filtered inside templates
pub type RawHtml = string
@ -26,150 +22,6 @@ pub fn no_result() Result {
return Result{}
}
pub const methods_with_form = [http.Method.post, .put, .patch]
pub const headers_close = http.new_custom_header_from_map({
'Server': 'veb'
}) or { panic('should never fail') }
pub const http_302 = http.new_response(
status: .found
body: '302 Found'
header: headers_close
)
pub const http_400 = http.new_response(
status: .bad_request
body: '400 Bad Request'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const http_404 = http.new_response(
status: .not_found
body: '404 Not Found'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const http_408 = http.new_response(
status: .request_timeout
body: '408 Request Timeout'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const http_413 = http.new_response(
status: .request_entity_too_large
body: '413 Request entity is too large'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const http_500 = http.new_response(
status: .internal_server_error
body: '500 Internal Server Error'
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(headers_close)
)
pub const mime_types = {
'.aac': 'audio/aac'
'.abw': 'application/x-abiword'
'.arc': 'application/x-freearc'
'.avi': 'video/x-msvideo'
'.azw': 'application/vnd.amazon.ebook'
'.bin': 'application/octet-stream'
'.bmp': 'image/bmp'
'.bz': 'application/x-bzip'
'.bz2': 'application/x-bzip2'
'.cda': 'application/x-cdf'
'.csh': 'application/x-csh'
'.css': 'text/css'
'.csv': 'text/csv'
'.doc': 'application/msword'
'.docx': 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'
'.eot': 'application/vnd.ms-fontobject'
'.epub': 'application/epub+zip'
'.gz': 'application/gzip'
'.gif': 'image/gif'
'.htm': 'text/html'
'.html': 'text/html'
'.ico': 'image/vnd.microsoft.icon'
'.ics': 'text/calendar'
'.jar': 'application/java-archive'
'.jpeg': 'image/jpeg'
'.jpg': 'image/jpeg'
'.js': 'text/javascript'
'.json': 'application/json'
'.jsonld': 'application/ld+json'
'.mid': 'audio/midi audio/x-midi'
'.midi': 'audio/midi audio/x-midi'
'.mjs': 'text/javascript'
'.mp3': 'audio/mpeg'
'.mp4': 'video/mp4'
'.mpeg': 'video/mpeg'
'.mpkg': 'application/vnd.apple.installer+xml'
'.odp': 'application/vnd.oasis.opendocument.presentation'
'.ods': 'application/vnd.oasis.opendocument.spreadsheet'
'.odt': 'application/vnd.oasis.opendocument.text'
'.oga': 'audio/ogg'
'.ogv': 'video/ogg'
'.ogx': 'application/ogg'
'.opus': 'audio/opus'
'.otf': 'font/otf'
'.png': 'image/png'
'.pdf': 'application/pdf'
'.php': 'application/x-httpd-php'
'.ppt': 'application/vnd.ms-powerpoint'
'.pptx': 'application/vnd.openxmlformats-officedocument.presentationml.presentation'
'.rar': 'application/vnd.rar'
'.rtf': 'application/rtf'
'.sh': 'application/x-sh'
'.svg': 'image/svg+xml'
'.swf': 'application/x-shockwave-flash'
'.tar': 'application/x-tar'
'.tif': 'image/tiff'
'.tiff': 'image/tiff'
'.ts': 'video/mp2t'
'.ttf': 'font/ttf'
'.txt': 'text/plain'
'.vsd': 'application/vnd.visio'
'.wasm': 'application/wasm'
'.wav': 'audio/wav'
'.weba': 'audio/webm'
'.webm': 'video/webm'
'.webp': 'image/webp'
'.woff': 'font/woff'
'.woff2': 'font/woff2'
'.xhtml': 'application/xhtml+xml'
'.xls': 'application/vnd.ms-excel'
'.xlsx': 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
'.xml': 'application/xml'
'.xul': 'application/vnd.mozilla.xul+xml'
'.zip': 'application/zip'
'.3gp': 'video/3gpp'
'.3g2': 'video/3gpp2'
'.7z': 'application/x-7z-compressed'
'.m3u8': 'application/vnd.apple.mpegurl'
'.vsh': 'text/x-vlang'
'.v': 'text/x-vlang'
}
pub const max_http_post_size = 1024 * 1024
pub const default_port = 8080
struct Route {
methods []http.Method
path string
@ -312,9 +164,11 @@ pub fn run_at[A, X](mut global_app A, params RunParams) ! {
pico_context.idx = []int{len: picoev.max_fds}
// reserve space for read and write buffers
pico_context.buf = unsafe { malloc_noscan(picoev.max_fds * veb.max_read + 1) }
pico_context.buf = unsafe { malloc_noscan(picoev.max_fds * max_read + 1) }
defer {
unsafe { free(pico_context.buf) }
unsafe {
free(pico_context.buf)
}
}
pico_context.incomplete_requests = []http.Request{len: picoev.max_fds}
pico_context.file_responses = []FileResponse{len: picoev.max_fds}
@ -383,7 +237,7 @@ fn handle_timeout(mut pv picoev.Picoev, mut params RequestParams, fd int) {
is_blocking: false
}
fast_send_resp(mut conn, veb.http_408) or {}
fast_send_resp(mut conn, http_408) or {}
pv.close_conn(fd)
params.request_done(fd)
@ -398,8 +252,8 @@ fn handle_write_file(mut pv picoev.Picoev, mut params RequestParams, fd int) {
bytes_written := sendfile(fd, params.file_responses[fd].file.fd, bytes_to_write)
params.file_responses[fd].pos += bytes_written
} $else {
if bytes_to_write > veb.max_write {
bytes_to_write = veb.max_write
if bytes_to_write > max_write {
bytes_to_write = max_write
}
data := unsafe { malloc(bytes_to_write) }
@ -439,8 +293,8 @@ fn handle_write_file(mut pv picoev.Picoev, mut params RequestParams, fd int) {
fn handle_write_string(mut pv picoev.Picoev, mut params RequestParams, fd int) {
mut bytes_to_write := int(params.string_responses[fd].str.len - params.string_responses[fd].pos)
if bytes_to_write > veb.max_write {
bytes_to_write = veb.max_write
if bytes_to_write > max_write {
bytes_to_write = max_write
}
mut conn := &net.TcpConn{
@ -480,7 +334,7 @@ fn handle_read[A, X](mut pv picoev.Picoev, mut params RequestParams, fd int) {
}
// cap the max_read to 8KB
mut reader := io.new_buffered_reader(reader: conn, cap: veb.max_read)
mut reader := io.new_buffered_reader(reader: conn, cap: max_read)
defer {
unsafe {
reader.free()
@ -509,11 +363,11 @@ fn handle_read[A, X](mut pv picoev.Picoev, mut params RequestParams, fd int) {
params.incomplete_requests[fd] = http.Request{}
return
}
if reader.total_read >= veb.max_read {
if reader.total_read >= max_read {
// throw an error when the request header is larger than 8KB
// same limit that apache handles
eprintln('[veb] error parsing request: too large')
fast_send_resp(mut conn, veb.http_413) or {}
fast_send_resp(mut conn, http_413) or {}
pv.close_conn(fd)
params.incomplete_requests[fd] = http.Request{}
@ -524,16 +378,16 @@ fn handle_read[A, X](mut pv picoev.Picoev, mut params RequestParams, fd int) {
// check if the request has a body
content_length := req.header.get(.content_length) or { '0' }
if content_length.int() > 0 {
mut max_bytes_to_read := veb.max_read - reader.total_read
mut max_bytes_to_read := max_read - reader.total_read
mut bytes_to_read := content_length.int() - params.idx[fd]
// cap the bytes to read to 8KB for the body, including the request headers if any
if bytes_to_read > veb.max_read - reader.total_read {
bytes_to_read = veb.max_read - reader.total_read
if bytes_to_read > max_read - reader.total_read {
bytes_to_read = max_read - reader.total_read
}
mut buf_ptr := params.buf
unsafe {
buf_ptr += fd * veb.max_read // pointer magic
buf_ptr += fd * max_read // pointer magic
}
// convert to []u8 for BufferedReader
mut buf := unsafe { buf_ptr.vbytes(max_bytes_to_read) }
@ -556,7 +410,7 @@ fn handle_read[A, X](mut pv picoev.Picoev, mut params RequestParams, fd int) {
header: http.new_header(
key: .content_type
value: 'text/plain'
).join(veb.headers_close)
).join(headers_close)
)) or {}
pv.close_conn(fd)
@ -601,7 +455,7 @@ fn handle_read[A, X](mut pv picoev.Picoev, mut params RequestParams, fd int) {
// small optimization: if the response is small write it immediately
// the socket is most likely able to write all the data without blocking.
// See Context.send_file for why we use max_read instead of max_write.
if completed_context.res.body.len < veb.max_read {
if completed_context.res.body.len < max_read {
fast_send_resp(mut conn, completed_context.res) or {}
handle_complete_request(completed_context.client_wants_to_close, mut
pv, fd)
@ -614,7 +468,7 @@ fn handle_read[A, X](mut pv picoev.Picoev, mut params RequestParams, fd int) {
if res == -1 {
// should not happen
params.string_responses[fd].done()
fast_send_resp(mut conn, veb.http_500) or {}
fast_send_resp(mut conn, http_500) or {}
handle_complete_request(completed_context.client_wants_to_close, mut
pv, fd)
return
@ -626,13 +480,13 @@ fn handle_read[A, X](mut pv picoev.Picoev, mut params RequestParams, fd int) {
.file {
// save file information
length := completed_context.res.header.get(.content_length) or {
fast_send_resp(mut conn, veb.http_500) or {}
fast_send_resp(mut conn, http_500) or {}
return
}
params.file_responses[fd].total = length.i64()
params.file_responses[fd].file = os.open(completed_context.return_file) or {
// Context checks if the file is valid, so this should never happen
fast_send_resp(mut conn, veb.http_500) or {}
fast_send_resp(mut conn, http_500) or {}
params.file_responses[fd].done()
pv.close_conn(fd)
return
@ -643,7 +497,7 @@ fn handle_read[A, X](mut pv picoev.Picoev, mut params RequestParams, fd int) {
// picoev error
if res == -1 {
// should not happen
fast_send_resp(mut conn, veb.http_500) or {}
fast_send_resp(mut conn, http_500) or {}
params.file_responses[fd].done()
pv.close_conn(fd)
return
@ -689,7 +543,7 @@ fn handle_request[A, X](mut conn net.TcpConn, req http.Request, params &RequestP
form, files := parse_form_from_request(req) or {
// Bad request
eprintln('[veb] error parsing form: ${err.msg()}')
conn.write(veb.http_400.bytes()) or {}
conn.write(http_400.bytes()) or {}
return none
}
@ -981,7 +835,7 @@ fn serve_if_static[A, X](app &A, mut user_context X, url urllib.URL, host string
// StaticHandler ensures that the mime type exists on either the App or in veb
ext := os.file_ext(static_file)
mut mime_type := app.static_mime_types[ext] or { veb.mime_types[ext] }
mut mime_type := app.static_mime_types[ext] or { mime_types[ext] }
static_host := app.static_hosts[asked_path] or { '' }
if static_file == '' || mime_type == '' {