prosody
5ce6cbb5ce6a
util/error.lua

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody

Annotate

util/error.lua @ 10460:5ce6cbb5ce6a

mod_http: Log served URLs at 'info' level These are similar to the "activated service" messages from portmanager and similarily useful for the service admin to know even if they're not debugging anything.
author Kim Alvefur <zash@zash.se>
date Fri, 29 Nov 2019 21:30:08 +0100
parent 10365:744ca71a49f7
child 10493:d9132e7412b8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 local error_mt = { __name = "error" };
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 function error_mt:__tostring()
10069
6f317e51544d util.error: Fix traceback due to missing text field
Kim Alvefur <zash@zash.se>
parents: 9749
diff changeset
4 return ("error<%s:%s:%s>"):format(self.type, self.condition, self.text or "");
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7 local function is_err(e)
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 return getmetatable(e) == error_mt;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 local function new(e, context, registry)
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 local template = (registry and registry[e]) or e or {};
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 return setmetatable({
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 type = template.type or "cancel";
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 condition = template.condition or "undefined-condition";
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 text = template.text;
10365
744ca71a49f7 util.error: Add well-known field 'code' in error templates
Kim Alvefur <zash@zash.se>
parents: 10069
diff changeset
17 code = template.code or 500;
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 context = context or template.context or { _error_id = e };
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 }, error_mt);
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 local function coerce(ok, err, ...)
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 if ok or is_err(err) then
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 return ok, err, ...;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 local new_err = setmetatable({
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 native = err;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 type = "cancel";
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 condition = "undefined-condition";
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33 }, error_mt);
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 return ok, new_err, ...;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36
9749
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
37 local function from_stanza(stanza, context)
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
38 local error_type, condition, text = stanza:get_error();
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
39 return setmetatable({
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
40 type = error_type or "cancel";
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
41 condition = condition or "undefined-condition";
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
42 text = text;
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
43
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
44 context = context or { stanza = stanza };
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
45 }, error_mt);
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
46 end
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
47
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
48 return {
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
49 new = new;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
50 coerce = coerce;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
51 is_err = is_err;
9749
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
52 from_stanza = from_stanza;
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
53 }