2019-04-10 11:08:25 +08:00
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-- Copyright (C) Yuansheng Wang
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2019-04-11 15:00:59 +08:00
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local require = require
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2019-05-20 10:36:23 +08:00
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local core = require("apisix.core")
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2019-07-12 08:55:32 +08:00
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local router = require("apisix.http.route").get
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2019-05-27 17:14:06 +08:00
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local plugin = require("apisix.plugin")
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2019-07-12 09:57:34 +08:00
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local service_fetch = require("apisix.http.service").get
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local ssl_match = require("apisix.http.ssl").match
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2019-06-13 12:01:36 +08:00
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local admin_init = require("apisix.admin.init")
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local get_var = require("resty.ngxvar").fetch
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2019-04-11 14:36:53 +08:00
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local ngx = ngx
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2019-06-13 12:01:36 +08:00
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local get_method = ngx.req.get_method
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local ngx_exit = ngx.exit
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2019-06-22 10:44:07 +08:00
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local ngx_ERROR = ngx.ERROR
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2019-06-16 07:32:25 +08:00
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local math = math
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2019-06-19 12:41:38 +08:00
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local match_opts = {}
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2019-07-17 23:52:15 +08:00
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local error = error
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local load_balancer
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2019-04-11 12:02:16 +08:00
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2019-05-20 10:36:23 +08:00
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2019-05-17 17:29:37 +08:00
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local _M = {version = 0.1}
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2019-04-10 11:08:25 +08:00
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2019-05-20 10:36:23 +08:00
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2019-07-01 17:24:38 +08:00
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function _M.http_init()
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2019-04-11 15:00:59 +08:00
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require("resty.core")
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2019-06-03 14:16:27 +08:00
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if require("ffi").os == "Linux" then
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require("ngx.re").opt("jit_stack_size", 200 * 1024)
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end
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2019-04-11 15:00:59 +08:00
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require("jit.opt").start("minstitch=2", "maxtrace=4000",
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"maxrecord=8000", "sizemcode=64",
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"maxmcode=4000", "maxirconst=1000")
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2019-06-10 16:32:24 +08:00
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--
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local seed, err = core.utils.get_seed_from_urandom()
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if not seed then
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core.log.warn('failed to get seed from urandom: ', err)
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seed = ngx.now() * 1000 + ngx.worker.pid()
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end
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math.randomseed(seed)
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core.id.init()
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2019-04-10 11:08:25 +08:00
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end
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2019-05-20 10:36:23 +08:00
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2019-07-01 17:24:38 +08:00
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function _M.http_init_worker()
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2019-07-17 23:52:15 +08:00
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local we = require("resty.worker.events")
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local ok, err = we.configure({shm = "worker-events", interval = 0.1})
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if not ok then
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error("failed to init worker event: " .. err)
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end
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load_balancer = require("apisix.http.balancer").run
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2019-07-12 09:57:34 +08:00
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require("apisix.admin.init").init_worker()
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2019-07-12 08:55:32 +08:00
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require("apisix.http.route").init_worker()
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2019-07-12 09:57:34 +08:00
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require("apisix.http.service").init_worker()
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require("apisix.http.ssl").init_worker()
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2019-06-14 16:11:14 +08:00
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require("apisix.plugin").init_worker()
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2019-06-06 15:59:30 +08:00
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require("apisix.consumer").init_worker()
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2019-05-23 16:35:47 +08:00
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end
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2019-06-16 07:32:25 +08:00
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local function run_plugin(phase, plugins, api_ctx)
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2019-05-23 16:35:47 +08:00
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api_ctx = api_ctx or ngx.ctx.api_ctx
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2019-05-23 21:57:51 +08:00
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if not api_ctx then
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return
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end
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2019-06-16 07:32:25 +08:00
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plugins = plugins or api_ctx.plugins
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if not plugins then
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2019-05-29 10:29:40 +08:00
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return api_ctx
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end
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2019-07-24 09:01:06 +08:00
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if phase == "balancer" then
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local balancer_name = api_ctx.balancer_name
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local balancer_plugin = api_ctx.balancer_plugin
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if balancer_name and balancer_plugin then
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local phase_fun = balancer_plugin[phase]
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phase_fun(balancer_plugin, api_ctx)
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return api_ctx
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end
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for i = 1, #plugins, 2 do
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local phase_fun = plugins[i][phase]
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if phase_fun and
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(not balancer_name or balancer_name == plugins[i].name) then
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phase_fun(plugins[i + 1], api_ctx)
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if api_ctx.balancer_name == plugins[i].name then
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api_ctx.balancer_plugin = plugins[i]
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return api_ctx
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end
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end
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end
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return api_ctx
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end
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2019-05-29 10:29:40 +08:00
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if phase ~= "log" then
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2019-06-16 07:32:25 +08:00
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for i = 1, #plugins, 2 do
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local phase_fun = plugins[i][phase]
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2019-05-29 10:29:40 +08:00
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if phase_fun then
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2019-06-16 07:32:25 +08:00
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local code, body = phase_fun(plugins[i + 1], api_ctx)
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2019-05-29 10:29:40 +08:00
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if code or body then
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core.response.exit(code, body)
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end
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end
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end
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return api_ctx
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2019-05-23 16:35:47 +08:00
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end
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2019-06-16 07:32:25 +08:00
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for i = 1, #plugins, 2 do
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local phase_fun = plugins[i][phase]
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2019-05-28 10:47:53 +08:00
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if phase_fun then
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2019-06-16 07:32:25 +08:00
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phase_fun(plugins[i + 1], api_ctx)
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2019-05-23 16:35:47 +08:00
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end
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end
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2019-05-29 10:29:40 +08:00
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return api_ctx
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2019-04-10 11:08:25 +08:00
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end
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2019-05-20 10:36:23 +08:00
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2019-07-01 17:24:38 +08:00
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function _M.http_ssl_phase()
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2019-06-22 10:44:07 +08:00
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local ngx_ctx = ngx.ctx
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local api_ctx = ngx_ctx.api_ctx
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if api_ctx == nil then
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api_ctx = core.tablepool.fetch("api_ctx", 0, 32)
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ngx_ctx.api_ctx = api_ctx
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end
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local ok, err = ssl_match(api_ctx)
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if not ok then
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if err then
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core.log.error("failed to fetch ssl config: ", err)
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end
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return ngx_exit(ngx_ERROR)
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end
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end
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2019-07-01 17:24:38 +08:00
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function _M.http_access_phase()
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2019-04-11 12:02:16 +08:00
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local ngx_ctx = ngx.ctx
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local api_ctx = ngx_ctx.api_ctx
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if api_ctx == nil then
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2019-05-29 10:29:40 +08:00
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api_ctx = core.tablepool.fetch("api_ctx", 0, 32)
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2019-06-22 10:44:07 +08:00
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ngx_ctx.api_ctx = api_ctx
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2019-04-11 12:02:16 +08:00
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end
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2019-05-28 10:47:53 +08:00
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core.ctx.set_vars_meta(api_ctx)
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2019-06-19 12:41:38 +08:00
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core.table.clear(match_opts)
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match_opts.method = api_ctx.var.method
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match_opts.host = api_ctx.var.host
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2019-06-22 10:44:07 +08:00
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local ok = router():dispatch2(nil, api_ctx.var.uri, match_opts, api_ctx)
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2019-04-11 12:02:16 +08:00
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if not ok then
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2019-05-31 15:50:53 +08:00
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core.log.info("not find any matched route")
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2019-05-23 21:57:51 +08:00
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return core.response.exit(404)
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2019-05-08 10:38:45 +08:00
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end
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2019-06-16 09:56:03 +08:00
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core.log.info("route: ",
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core.json.delay_encode(api_ctx.matched_route, true))
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2019-05-27 17:14:06 +08:00
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local route = api_ctx.matched_route
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2019-05-29 16:20:02 +08:00
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if not route then
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2019-06-15 22:34:26 +08:00
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return core.response.exit(404)
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2019-05-29 16:20:02 +08:00
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end
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2019-05-27 17:14:06 +08:00
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if route.value.service_id then
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2019-06-15 07:09:26 +08:00
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-- core.log.info("matched route: ", core.json.delay_encode(route.value))
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2019-05-27 17:14:06 +08:00
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local service = service_fetch(route.value.service_id)
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2019-06-14 17:56:13 +08:00
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if not service then
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2019-06-15 07:09:26 +08:00
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core.log.error("failed to fetch service configuration by ",
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2019-06-14 17:56:13 +08:00
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"id: ", route.value.service_id)
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2019-06-15 22:34:26 +08:00
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return core.response.exit(404)
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2019-06-14 17:56:13 +08:00
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end
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2019-05-27 17:14:06 +08:00
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local changed
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route, changed = plugin.merge_service_route(service, route)
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2019-06-05 11:33:37 +08:00
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api_ctx.matched_route = route
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2019-05-27 17:14:06 +08:00
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if changed then
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api_ctx.conf_type = "route&service"
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api_ctx.conf_version = route.modifiedIndex .. "&"
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.. service.modifiedIndex
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api_ctx.conf_id = route.value.id .. "&"
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.. service.value.id
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else
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2019-06-05 11:33:37 +08:00
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api_ctx.conf_type = "service"
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2019-06-14 17:56:13 +08:00
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api_ctx.conf_version = service.modifiedIndex
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api_ctx.conf_id = service.value.id
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2019-05-27 17:14:06 +08:00
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end
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2019-05-20 16:50:43 +08:00
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else
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api_ctx.conf_type = "route"
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2019-05-27 17:14:06 +08:00
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api_ctx.conf_version = route.modifiedIndex
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api_ctx.conf_id = route.value.id
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2019-05-20 16:50:43 +08:00
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end
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2019-06-16 07:32:25 +08:00
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local plugins = core.tablepool.fetch("plugins", 32, 0)
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api_ctx.plugins = plugin.filter(route, plugins)
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2019-05-08 11:30:16 +08:00
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2019-06-16 07:32:25 +08:00
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run_plugin("rewrite", plugins, api_ctx)
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run_plugin("access", plugins, api_ctx)
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2019-04-10 11:08:25 +08:00
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end
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2019-06-13 12:01:36 +08:00
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2019-07-01 17:24:38 +08:00
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function _M.http_header_filter_phase()
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2019-05-23 16:35:47 +08:00
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run_plugin("header_filter")
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2019-04-10 11:08:25 +08:00
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end
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2019-06-13 12:01:36 +08:00
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2019-07-01 17:24:38 +08:00
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function _M.http_log_phase()
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2019-05-29 10:29:40 +08:00
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local api_ctx = run_plugin("log")
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if api_ctx then
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2019-06-22 10:44:07 +08:00
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if api_ctx.uri_parse_param then
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core.tablepool.release("uri_parse_param", api_ctx.uri_parse_param)
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end
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2019-05-29 10:29:40 +08:00
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core.ctx.release_vars(api_ctx)
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2019-06-16 07:32:25 +08:00
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if api_ctx.plugins then
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core.tablepool.release("plugins", api_ctx.plugins)
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end
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2019-06-22 10:44:07 +08:00
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2019-05-29 10:29:40 +08:00
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core.tablepool.release("api_ctx", api_ctx)
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end
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2019-04-10 11:08:25 +08:00
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end
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2019-06-13 12:01:36 +08:00
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2019-07-01 17:24:38 +08:00
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function _M.http_balancer_phase()
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2019-05-17 15:58:15 +08:00
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local api_ctx = ngx.ctx.api_ctx
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2019-06-16 07:32:25 +08:00
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if not api_ctx then
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core.log.error("invalid api_ctx")
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return core.response.exit(500)
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2019-05-17 15:58:15 +08:00
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end
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2019-07-24 09:01:06 +08:00
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-- first time
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if not api_ctx.balancer_name then
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run_plugin("balancer", nil, api_ctx)
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if api_ctx.balancer_name then
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return
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end
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end
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if api_ctx.balancer_name and api_ctx.balancer_name ~= "default" then
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return run_plugin("balancer", nil, api_ctx)
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end
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api_ctx.balancer_name = "default"
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2019-05-23 22:38:08 +08:00
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load_balancer(api_ctx.matched_route, api_ctx)
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2019-05-17 15:58:15 +08:00
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end
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2019-06-13 12:01:36 +08:00
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do
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local router
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2019-07-01 17:24:38 +08:00
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function _M.http_admin()
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2019-06-13 12:01:36 +08:00
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if not router then
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router = admin_init.get()
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end
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-- core.log.info("uri: ", get_var("uri"), " method: ", get_method())
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2019-06-19 12:41:38 +08:00
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local ok = router:dispatch(get_var("uri"), get_method())
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2019-06-13 12:01:36 +08:00
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if not ok then
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ngx_exit(404)
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end
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end
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end -- do
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2019-04-10 11:08:25 +08:00
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return _M
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