Merge pull request #11166 from lafirest/feat/porti_uuid_el_v4

feat(ruleengine): port random && uuid_v4 functions from v4

apps/emqx_rule_engine/src/emqx_rule_engine.app.src

@@ -5,7 +5,7 @@
     {vsn, "5.0.20"},
     {modules, []},
     {registered, [emqx_rule_engine_sup, emqx_rule_engine]},
-    {applications, [kernel, stdlib, rulesql, getopt, emqx_ctl]},
+    {applications, [kernel, stdlib, rulesql, getopt, emqx_ctl, uuid]},
     {mod, {emqx_rule_engine_app, []}},
     {env, []},
     {licenses, ["Apache-2.0"]},

apps/emqx_rule_engine/src/emqx_rule_funcs.erl

@@ -242,6 +242,13 @@
     mongo_date/2
 ]).
 
+%% Random Funcs
+-export([
+    random/0,
+    uuid_v4/0,
+    uuid_v4_no_hyphen/0
+]).
+
 %% Proc Dict Func
 -export([
     proc_dict_get/1,
@@ -1021,6 +1028,18 @@ term_encode(Term) ->
 term_decode(Data) when is_binary(Data) ->
     erlang:binary_to_term(Data).
 
+%%------------------------------------------------------------------------------
+%% Random Funcs
+%%------------------------------------------------------------------------------
+random() ->
+    rand:uniform().
+
+uuid_v4() ->
+    uuid_str(uuid:get_v4(), binary_standard).
+
+uuid_v4_no_hyphen() ->
+    uuid_str(uuid:get_v4(), binary_nodash).
+
 %%------------------------------------------------------------------------------
 %% Dict Funcs
 %%------------------------------------------------------------------------------
@@ -1186,3 +1205,6 @@ convert_timestamp(MillisecondsTimestamp) ->
     Secs = MicroTimestamp div 1000_000 - MegaSecs * 1000_000,
     MicroSecs = MicroTimestamp rem 1000_000,
     {MegaSecs, Secs, MicroSecs}.
+
+uuid_str(UUID, DisplyOpt) ->
+    uuid:uuid_to_string(UUID, DisplyOpt).

changes/ce/feat-11166.en.md

@@ -0,0 +1,4 @@
+Added 3 random SQL functions to the rule engine. 
+  - random(): Generates a random number between 0 and 1 (0.0 =< X < 1.0).
+  - uuid_v4(): Generates a random UUID (version 4) string.
+  - uuid_v4_no_hyphen(): Generates a random UUID (version 4) string without hyphens.

mix.exs

@@ -97,7 +97,9 @@ defmodule EMQXUmbrella.MixProject do
       {:gpb, "4.19.7", override: true, runtime: false},
       {:hackney, github: "emqx/hackney", tag: "1.18.1-1", override: true},
       # set by hackney (dependency)
-      {:ssl_verify_fun, "1.1.6", override: true}
+      {:ssl_verify_fun, "1.1.6", override: true},
+      {:uuid, github: "okeuday/uuid", tag: "v2.0.6", override: true},
+      {:quickrand, github: "okeuday/quickrand", tag: "v2.0.6", override: true}
     ] ++
       emqx_apps(profile_info, version) ++
       enterprise_deps(profile_info) ++ bcrypt_dep() ++ jq_dep() ++ quicer_dep()

rebar.config

@@ -83,6 +83,7 @@
     , {hackney, {git, "https://github.com/emqx/hackney.git", {tag, "1.18.1-1"}}}
     %% in conflict by erlavro and rocketmq
     , {jsone, {git, "https://github.com/emqx/jsone.git", {tag, "1.7.1"}}}
+    , {uuid, {git, "https://github.com/okeuday/uuid.git", {tag, "v2.0.6"}}}
     ]}.
 
 {xref_ignores,