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Copy pathcurl.lua
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252 lines (211 loc) · 5.9 KB
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local M = {}
--- Build curl command arguments from options
--- @param opts table Options for the curl request
--- @return table args Array of curl command arguments
local function build_curl_args(opts)
local args = { 'curl', '-s', '--no-buffer' }
if opts.method and opts.method ~= 'GET' then
table.insert(args, '-X')
table.insert(args, opts.method)
end
if opts.headers then
for key, value in pairs(opts.headers) do
table.insert(args, '-H')
table.insert(args, key .. ': ' .. value)
end
end
if opts.body then
table.insert(args, '-d')
table.insert(args, '@-') -- Read from stdin
end
if opts.proxy and opts.proxy ~= '' then
table.insert(args, '--proxy')
table.insert(args, opts.proxy)
end
if opts.timeout then
table.insert(args, '--max-time')
table.insert(args, tostring(math.ceil(opts.timeout / 1000)))
end
table.insert(args, opts.url)
return args
end
-- Header names whose values should never be logged.
local SENSITIVE_HEADER_NAMES = {
authorization = true,
['proxy-authorization'] = true,
cookie = true,
}
-- Query parameters whose values should never be logged.
local SENSITIVE_QUERY_PARAMS = {
access_token = true,
token = true,
api_key = true,
key = true,
auth = true,
}
local function redact_query_params(str)
return str:gsub('([?&])([^=&]+)=([^&]*)', function(prefix, key)
if SENSITIVE_QUERY_PARAMS[key:lower()] then
return prefix .. key .. '=REDACTED'
end
return prefix .. key .. '='
end)
end
local function redact_url(url)
return redact_query_params(url:gsub('^(https?://)[^/@]+@', '%1REDACTED@'))
end
local function redact_header(header)
local name = header:match('^%s*([^:]+):')
if not name or not SENSITIVE_HEADER_NAMES[name:lower()] then
return header
end
return name .. ': REDACTED'
end
-- Returns a copy of `args` with sensitive values redacted for logging.
local function sanitize_args(args)
local out = {}
local i = 1
while i <= #args do
local arg = args[i]
if (arg == '-H' or arg == '--header') and args[i + 1] then
out[#out + 1] = arg
out[#out + 1] = redact_header(args[i + 1])
i = i + 2
elseif arg == '--url' and args[i + 1] then
out[#out + 1] = arg
out[#out + 1] = redact_url(args[i + 1])
i = i + 2
elseif type(arg) == 'string' then
out[#out + 1] = arg:match('^https?://') and redact_url(arg) or redact_query_params(arg)
i = i + 1
else
out[#out + 1] = arg
i = i + 1
end
end
return out
end
--- Parse HTTP response headers and body
--- @param output string Raw curl output with headers
--- @return table response Response object with status, headers, and body
local function parse_response(output)
local lines = vim.split(output, '\n')
local status = 200
local headers = {}
local body_start = 1
-- Find status line and headers
for i, line in ipairs(lines) do
if line:match('^HTTP/') then
status = math.floor(tonumber(line:match('HTTP/[%d%.]+%s+(%d+)')) or 200)
elseif line:match('^[%w%-]+:') then
local key, value = line:match('^([%w%-]+):%s*(.*)$')
if key and value then
headers[key:lower()] = value
end
elseif line == '' then
body_start = i + 1
break
end
end
local body_lines = {}
for i = body_start, #lines do
table.insert(body_lines, lines[i])
end
local body = table.concat(body_lines, '\n')
return {
status = status,
headers = headers,
body = body,
}
end
--- Make an HTTP request
--- @param opts table Request options
--- @return table|nil job Job object for streaming requests, nil for regular requests
function M.request(opts)
local args = build_curl_args(opts)
local log = require('opencode.log')
local safe_args = sanitize_args(args)
log.debug('curl.request: executing command: %s', table.concat(safe_args, ' '))
if opts.stream then
local buffer = ''
-- job.pid is not cleared on process exit
local is_running = true
local job_opts = {
stdout = function(err, chunk)
if err then
if opts.on_error then
opts.on_error({ message = err })
end
return
end
if chunk then
buffer = buffer .. chunk
-- Extract complete lines
while buffer:find('\n') do
local line, rest = buffer:match('([^\n]*\n)(.*)')
if line then
opts.stream(nil, line)
buffer = rest
else
break
end
end
end
end,
stderr = function(err, data)
if err and opts.on_error then
opts.on_error({ message = err })
end
end,
}
if opts.body then
job_opts.stdin = opts.body
end
local job = vim.system(args, job_opts, function(result)
is_running = false
if buffer and buffer ~= '' then
opts.stream(nil, buffer)
end
if opts.on_exit then
opts.on_exit(result.code, result.signal)
end
end)
return {
_job = job,
is_running = function()
return is_running
end,
shutdown = function()
-- Flip state before kill so callers immediately observe shutdown.
is_running = false
if job and job.pid then
pcall(function()
job:kill(15) -- SIGTERM
end)
end
end,
}
else
table.insert(args, 2, '-i')
local job_opts = {
text = true,
}
if opts.body then
job_opts.stdin = opts.body
end
vim.system(args, job_opts, function(result)
if result.code ~= 0 then
if opts.on_error then
local err_msg = (result.stderr and result.stderr ~= '') and result.stderr or 'curl failed'
opts.on_error({ message = err_msg })
end
return
end
local response = parse_response(result.stdout or '')
if opts.callback then
opts.callback(response)
end
end)
end
end
return M