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landline
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a few examples for testing purposes; basic unicode validation for paths (less 500s on invalid unicode spam)

This commit is contained in:
Yessiest 2025-01-25 01:16:56 +00:00
parent 8284c58509
commit d098f239a1
7 changed files with 84 additions and 17 deletions
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17
examples/fileserving.ru Normal file
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@ -0,0 +1,17 @@
# frozen_string_literal: true
require 'landline'
class App < Landline::App
path "/outer" do
path "/inner" do
get "/oucher" do
"Hello world"
end
remap __dir__
serve "*"
end
end
end
run App.new

10
examples/uploader/files/.bashrc
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@ -1,10 +0,0 @@
#
# ~/.bashrc
#
# If not running interactively, don't do anything
[[ $- != *i* ]] && return
# alias ls='ls --color=auto'
# alias grep='grep --color=auto'
# PS1='[\u@\h \W]\$ '

6
examples/uploader/form.ru
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@ -3,8 +3,10 @@
$LOAD_PATH.unshift("#{File.dirname(__FILE__)}/lib") $LOAD_PATH.unshift("#{File.dirname(__FILE__)}/lib")
require 'landline' require 'landline'
ROOT=__dir__
app = Landline::Server.new do app = Landline::Server.new do
root ENV["PWD"] root ROOT
index ["index.html"] index ["index.html"]
post "/" do post "/" do
formdata = form if form? formdata = form if form?
@ -12,7 +14,7 @@ app = Landline::Server.new do
if formdata if formdata
formdata["form_files"].each do |file| formdata["form_files"].each do |file|
filename = file.filename.split("/").last filename = file.filename.split("/").last
`mv #{file.tempfile.path} $PWD/files/#{filename}` `mv #{file.tempfile.path} #{ROOT}/files/#{filename}`
files[file.filename] = "<a href=\"files/#{filename}\">#{filename}</a>" files[file.filename] = "<a href=\"files/#{filename}\">#{filename}</a>"
end end
end end

43
examples/uploader/index.rhtml
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@ -1,4 +1,4 @@
<!DOCTYPE> <!DOCTYPE html>
<html> <html>
<head> <head>
<title>Form upload test</title> <title>Form upload test</title>
@ -7,6 +7,42 @@
</style> </style>
</head> </head>
<body> <body>
<script>
function postFile() {
let progress = document.getElementById('progress')
progress.style.display = 'block';
let formdata = new FormData();
let files = document.getElementById('form_files').files;
for (const file of files)
{
formdata.append('form_files[]', file);
}
let request = new XMLHttpRequest();
let filesize = 0;
for (const file of files) {
filesize = filesize + file.size;
}
console.log(filesize);
request.upload.addEventListener("progress", function(e) {
console.log(e.loaded);
if (e.loaded <= filesize) {
let percent = Math.round(e.loaded / filesize * 100);
progress.innerHTML = `${e.loaded} / ${filesize}`;
} else {
progress.innerHTML = 'Upload finished!';
}
});
request.open('post', '/');
request.send(formdata);
}
</script>
<h1>File uploader</h1> <h1>File uploader</h1>
<hr/> <hr/>
<p> Add files here: <p> <p> Add files here: <p>
@ -15,8 +51,11 @@
enctype="multipart/form-data"> enctype="multipart/form-data">
<input id="form_files" type="file" name="form_files[]" multiple> <input id="form_files" type="file" name="form_files[]" multiple>
<label for="form_files">Attach file</label> <label for="form_files">Attach file</label>
<input type="submit" value="Send form"> <button type="button" onclick="postFile();">"Send form"</button>
</form> </form>
<p id="progress" style="display: none;">
Loading
</p>
<% if (defined? formdata) and formdata %> <% if (defined? formdata) and formdata %>
<hr> <hr>
<ul> <ul>

4
landline.gemspec
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@ -2,7 +2,7 @@
Gem::Specification.new do |spec| Gem::Specification.new do |spec|
spec.name = "landline" spec.name = "landline"
spec.version = "0.13.0" spec.version = "0.13.1"
spec.summary = "Elegant HTTP DSL" spec.summary = "Elegant HTTP DSL"
spec.description = <<~DESC spec.description = <<~DESC
Landline is a no-hard-dependencies HTTP routing DSL that was made entirely for fun. Landline is a no-hard-dependencies HTTP routing DSL that was made entirely for fun.
@ -15,5 +15,5 @@ Gem::Specification.new do |spec|
spec.homepage = "https://adastra7.net/git/Yessiest/landline" spec.homepage = "https://adastra7.net/git/Yessiest/landline"
spec.files = Dir["lib/**/*"] spec.files = Dir["lib/**/*"]
spec.extra_rdoc_files = Dir["*.md"] spec.extra_rdoc_files = Dir["*.md"]
spec.required_ruby_version = ">= 3.0.6" spec.required_ruby_version = ">= 3.0.0"
end end

2
lib/landline.rb
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@ -12,7 +12,7 @@ require_relative 'landline/app'
# Landline is a backend framework born as a by-product of experimentation # Landline is a backend framework born as a by-product of experimentation
module Landline module Landline
# Landline version # Landline version
VERSION = '0.13.0 "Realign" (pre-alpha)' VERSION = '0.13.1 "EDM Death Machine" (pre-alpha)'
# Landline branding and version # Landline branding and version
VLINE = "Landline/#{Landline::VERSION} (Ruby/#{RUBY_VERSION}/#{RUBY_RELEASE_DATE})\n".freeze VLINE = "Landline/#{Landline::VERSION} (Ruby/#{RUBY_VERSION}/#{RUBY_RELEASE_DATE})\n".freeze

19
lib/landline/server.rb
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@ -27,6 +27,9 @@ module Landline
def call(env) def call(env)
request = Landline::Request.new(env) request = Landline::Request.new(env)
failed_msg = check_unicode(request)
return failed_msg.finalize if failed_msg
response = handle_jumps(request) response = handle_jumps(request)
request.run_postprocessors(response) request.run_postprocessors(response)
resp = response.finalize resp = response.finalize
@ -54,6 +57,22 @@ module Landline
response response
end end
# Check that all important parameters are actually valid unicode
def check_unicode(request)
return false if request.path.valid_encoding? &&
request.query.query.valid_encoding? &&
request.server_name.valid_encoding?
response = Landline::Response.convert(
@properties["handle.default"].call(
400,
backtrace: ["Invalid unicode string"]
)
)
response.status = 400
response
end
# Inititalization block for property setup # Inititalization block for property setup
def setup_properties(*_args, **_opts) def setup_properties(*_args, **_opts)
{ {