From 49b5f8cf77b604b09324b3dc231c06110abfee1f Mon Sep 17 00:00:00 2001
From: Denis Shevchenko <denis.shevchenko@iohk.io>
Date: Tue, 31 Mar 2020 16:59:56 +0400
Subject: [PATCH] Activate TraceForwarder plugin if needed.

---
 cabal.project                                | 7 +++++++
 cardano-config/cardano-config.cabal          | 1 +
 cardano-config/src/Cardano/Config/Logging.hs | 6 ++++++
 stack.yaml                                   | 1 +
 4 files changed, 15 insertions(+)

diff --git a/cabal.project b/cabal.project
index e086790f636..18499f13c7f 100644
--- a/cabal.project
+++ b/cabal.project
@@ -190,6 +190,13 @@ source-repository-package
   --sha256: 17brigssa3yjys75izczpwh10m1ai4rja2wgkx95nvm6krizrkh7
   subdir:   plugins/backend-monitoring
 
+source-repository-package
+  type: git
+  location: https://github.com/input-output-hk/iohk-monitoring-framework
+  tag: 10877fbae54aa7a4c04ae3b5d87c825a4019e9e9
+  --sha256: 17brigssa3yjys75izczpwh10m1ai4rja2wgkx95nvm6krizrkh7
+  subdir:   plugins/backend-trace-forwarder
+
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/iohk-monitoring-framework
diff --git a/cardano-config/cardano-config.cabal b/cardano-config/cardano-config.cabal
index f9c6b5ab7b5..9e9d7ab8cc2 100644
--- a/cardano-config/cardano-config.cabal
+++ b/cardano-config/cardano-config.cabal
@@ -43,6 +43,7 @@ library
                      , lobemo-backend-aggregation
                      , lobemo-backend-ekg
                      , lobemo-backend-monitoring
+                     , lobemo-backend-trace-forwarder
                      , lobemo-scribe-systemd
                      , network
                      , network-mux
diff --git a/cardano-config/src/Cardano/Config/Logging.hs b/cardano-config/src/Cardano/Config/Logging.hs
index 81f86729605..f71fa48da52 100644
--- a/cardano-config/src/Cardano/Config/Logging.hs
+++ b/cardano-config/src/Cardano/Config/Logging.hs
@@ -34,6 +34,7 @@ import           Control.Monad.Trans.Except.Extra (catchIOExceptT)
 import           Cardano.BM.Backend.Aggregation (plugin)
 import           Cardano.BM.Backend.EKGView (plugin)
 import           Cardano.BM.Backend.Monitoring (plugin)
+import           Cardano.BM.Backend.TraceForwarder (plugin)
 import qualified Cardano.BM.Backend.Switchboard as Switchboard
 import           Cardano.BM.Configuration (Configuration)
 import qualified Cardano.BM.Configuration as Config
@@ -223,6 +224,11 @@ loggingCardanoFeatureInit ver disabled' conf = do
           Cardano.BM.Backend.EKGView.plugin logConfig trace switchBoard
               >>= loadPlugin switchBoard
 
+  Config.getForwardTo logConfig >>= \forwardTo ->
+    when (isJust forwardTo) $
+      Cardano.BM.Backend.TraceForwarder.plugin logConfig trace switchBoard
+        >>= loadPlugin switchBoard
+
   Cardano.BM.Backend.Aggregation.plugin logConfig trace switchBoard
       >>= loadPlugin switchBoard
   Cardano.BM.Backend.Monitoring.plugin logConfig trace switchBoard
diff --git a/stack.yaml b/stack.yaml
index d829a96d610..f872bd4c573 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -107,6 +107,7 @@ extra-deps:
       - plugins/backend-aggregation
       - plugins/backend-ekg
       - plugins/backend-monitoring
+      - plugins/backend-trace-forwarder
       - plugins/scribe-systemd
       - tracer-transformers