Add instrumentation config to TOML files

- Enable exometer and prometheus for now. It would be needed to pass tests. - In the future we would most likely only enable prometheus by default. - Prometheus HTTP endpoint is exposed by default.
esl · Feb 15, 2024 · 35204ed · 35204ed
1 parent 9302206
commit 35204ed
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diff --git a/rel/fed1.vars-toml.config b/rel/fed1.vars-toml.config
@@ -12,6 +12,7 @@
 {http_graphql_api_user_endpoint_port, 5566}.
 {http_api_endpoint_port, 5294}.
 {http_api_client_endpoint_port, 8095}.
+{http_prometheus_endpoint_port, 9095}.
 
 %% This node is for s2s testing.
 %% "localhost" host should NOT be defined.

diff --git a/rel/files/mongooseim.toml b/rel/files/mongooseim.toml
@@ -117,6 +117,16 @@
     host = "_"
     path = "/api/graphql"
     schema_endpoint = "user"
+{{#http_prometheus_endpoint}}
+
+[[listen.http]]
+  {{{http_prometheus_endpoint}}}
+  transport.num_acceptors = 10
+
+  [[listen.http.handlers.mongoose_prometheus_handler]]
+    host = "_"
+    path = "/metrics"
+{{/http_prometheus_endpoint}}
 
 [[listen.c2s]]
   port = {{{c2s_port}}}
@@ -259,6 +269,8 @@
 
 [modules.mod_carboncopy]
 
+{{{instrumentation}}}
+
 [shaper.normal]
   max_rate = 1000
 

diff --git a/rel/mim1.vars-toml.config b/rel/mim1.vars-toml.config
@@ -16,6 +16,7 @@
 {http_graphql_api_user_endpoint_port, 5561}.
 {http_api_endpoint_port, 8088}.
 {http_api_client_endpoint_port, 8089}.
+{http_prometheus_endpoint_port, 9091}.
 
 {hosts, "\"localhost\", \"anonymous.localhost\", \"localhost.bis\""}.
 {host_types, "\"test type\", \"dummy auth\", \"anonymous\""}.

diff --git a/rel/mim2.vars-toml.config b/rel/mim2.vars-toml.config
@@ -14,6 +14,7 @@
 {http_graphql_api_admin_endpoint_port, 5552}.
 {http_graphql_api_domain_admin_endpoint_port, 5542}.
 {http_graphql_api_user_endpoint_port, 5562}.
+{http_prometheus_endpoint_port, 9092}.
 
 {hosts, "\"localhost\", \"anonymous.localhost\", \"localhost.bis\""}.
 {host_types, "\"test type\", \"dummy auth\""}.

diff --git a/rel/mim3.vars-toml.config b/rel/mim3.vars-toml.config
@@ -14,6 +14,7 @@
 {http_graphql_api_user_endpoint_port, 5563}.
 {http_api_endpoint_port, 8092}.
 {http_api_client_endpoint_port, 8193}.
+{http_prometheus_endpoint_port, 9093}.
 
 "./vars-toml.config".
 

diff --git a/rel/prod.vars-toml.config b/rel/prod.vars-toml.config
@@ -13,6 +13,7 @@
 {http_graphql_api_user_endpoint_port, 5561}.
 {http_api_endpoint_port, 8088}.
 {http_api_client_endpoint_port, 8089}.
+{http_prometheus_endpoint_port, 9091}.
 
 {hosts, "\"localhost\""}.
 {default_server_domain, "\"localhost\""}.

diff --git a/rel/reg1.vars-toml.config b/rel/reg1.vars-toml.config
@@ -13,6 +13,7 @@
 {http_graphql_api_user_endpoint_port, 5564}.
 {http_api_endpoint_port, 8074}.
 {http_api_client_endpoint_port, 8075}.
+{http_prometheus_endpoint_port, 9094}.
 
 %% This node is for global distribution testing.
 %% reg is short for region.

diff --git a/rel/vars-toml.config b/rel/vars-toml.config
@@ -15,10 +15,16 @@
 {http_api_endpoint, "ip_address = \"127.0.0.1\"
   port = {{http_api_endpoint_port}}"}.
 {http_api_client_endpoint, "port = {{ http_api_client_endpoint_port }}"}.
+{http_prometheus_endpoint, "port = {{ http_prometheus_endpoint_port }}"}.
 {s2s_use_starttls, "\"optional\""}.
 {s2s_certfile, "\"priv/ssl/fake_server.pem\""}.
 {internal_databases, "[internal_databases.mnesia]"}.
 
+%% This is temporary, and most likely we will only enable Prometheus by default
+{instrumentation, "[instrumentation.exometer]
+
+[instrumentation.prometheus]"}.
+
 "./configure.vars.config".
 
 %% Defined by appending configure.vars.config