lua-resty-auto-ssl-storage-adapter-consul (#25): debug helpers, more …

…centralzed this time (not really need in the end product, but I need to inspect lua things without killing openresty

files/resty/auto-ssl/storage_adapters/.gitignore

@@ -1 +1,5 @@
-doc
+doc
+
+DataDumper.lua
+# ansible -m copy -a "src=./DataDumper.lua dest=/usr/local/share/lua/5.1/resty/auto-ssl/storage_adapters/DataDumper.lua" aguia-pescadora-delta.etica.ai,aguia-pescadora-echo.etica.ai,aguia-pescadora-foxtrot.etica.ai
+# ansible -m copy -a "src=./debughelpers.lua dest=/usr/local/share/lua/5.1/resty/auto-ssl/storage_adapters/debughelpers.lua" aguia-pescadora-delta.etica.ai,aguia-pescadora-echo.etica.ai,aguia-pescadora-foxtrot.etica.ai

files/resty/auto-ssl/storage_adapters/consul.lua

@@ -38,6 +38,18 @@
 local consul = require('resty.consul')
 -- local consul = require('resty.auto-ssl.storage_adapters.consul')
 
+-- @TODO: remove this line after finished debugging the consul.lua
+-- http://lua-users.org/wiki/DataDumper
+-- local DataDumper = require("DataDumper")
+require 'DataDumper'
+require 'debughelpers'
+
+local function dump(value, varname)
+  --- print(DataDumper(...), "\n---")
+  -- ngx.log(ngx.ERR, DataDumper(value, varname, false, 2))
+  ngx.log(ngx.ERR, dumpvar(value, varname, false, 2))
+end
+
 -- @module storage_adapter_consul
 local _M = {}
 
@@ -172,9 +184,11 @@ function _M.get(self, key)
   local res_read_body, res_err = res:read_body()
   -- ngx.log(ngx.ERR, '_M.get ', type(res_read_body), ' ', type(res_err))
   -- ngx.log(ngx.ERR, '_M.get ', res_read_body, ' ', res_err)
-  ngx.log(ngx.ERR, '_M.get ', type(res), ' ', type(res_read_body), ' ', res.body)
-  local plpretty = require "pl.pretty"
-  plpretty.dump(res)
+  -- dump('oioioi', res)
+  dump(res)
+  -- dump(res, '_M.get res')
+  -- ngx.log(ngx.ERR, '_M.get: [type(res): ', type(res), '] ', type(res_read_body), ' ', res.body)
+  --- local plpretty = require "pl.pretty"
   -- ngx.log(ngx.ERR, '_M.get', cjson.encode(res_err), cjson.encode(res_err))
   -- ngx.log(ngx.ERR, cjson.encode(res))
 

files/resty/auto-ssl/storage_adapters/debughelpers.lua

@@ -0,0 +1,33 @@
+-- https://pastebin.com/A7JScXWk
+function dumpvar(data)
+    -- cache of tables already printed, to avoid infinite recursive loops
+    local tablecache = {}
+    local buffer = ""
+    local padder = "    "
+
+    local function _dumpvar(d, depth)
+        local t = type(d)
+        local str = tostring(d)
+        if (t == "table") then
+            if (tablecache[str]) then
+                -- table already dumped before, so we dont
+                -- dump it again, just mention it
+                buffer = buffer.."<"..str..">\n"
+            else
+                tablecache[str] = (tablecache[str] or 0) + 1
+                buffer = buffer.."("..str..") {\n"
+                for k, v in pairs(d) do
+                    buffer = buffer..string.rep(padder, depth+1).."["..k.."] => "
+                    _dumpvar(v, depth+1)
+                end
+                buffer = buffer..string.rep(padder, depth).."}\n"
+            end
+        elseif (t == "number") then
+            buffer = buffer.."("..t..") "..str.."\n"
+        else
+            buffer = buffer.."("..t..") \""..str.."\"\n"
+        end
+    end
+    _dumpvar(data, 0)
+    return buffer
+  end

templates/openresty/nginx/conf/nginx.conf.j2

@@ -85,7 +85,7 @@ http {
       -- so this must be configured.
       auto_ssl:set("allow_domain", function(domain)
 
-        ngx.log(ngx.WARN, "allow_domain will try domain:", domain)
+        ngx.log(ngx.WARN, "allow_domain started. Will evaluate if should or not obtain certificates to ", domain)
 
         -- Fail first if domain seems to be an IP.
         -- @see https://github.com/GUI/lua-resty-auto-ssl/issues/26#issuecomment-366919522