From 50a3a765d2cc12da5b4b98b6274077be478c2b32 Mon Sep 17 00:00:00 2001
From: medina5 <emmanuel.medina@univ-lorraine.fr>
Date: Sun, 7 Dec 2025 20:40:40 +0100
Subject: [PATCH] Lib prometheus et paho.mqtt

---
 .devcontainer/Dockerfile | 15 +++++++++++++--
 CMakeLists.txt           |  4 +++-
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 5a21f97..943e5ee 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -15,14 +15,25 @@ RUN set -eux; \
     libmicrohttpd-dev \
     libcurl4-openssl-dev \
     zlib1g-dev \
-    prometheus-cpp-dev
+    prometheus-cpp-dev \
+    nlohmann-json3-dev
 
 RUN set -eux; \
   apt-get update; \
   apt-get install -y \
     libpaho-mqtt-dev
 
-  RUN set -eux; \
+RUN set -eux; \
+  git clone https://github.com/eclipse/paho.mqtt.cpp.git; \
+  cd paho.mqtt.cpp; \
+  git submodule init; \
+  git submodule update; \
+  mkdir build && cd build; \
+  cmake -DPAHO_WITH_MQTT_C=ON ..; \
+  cmake --build . --target install; \
+  ldconfig;
+  
+RUN set -eux; \
   apt-get update; \
   apt-get install -y \
     librabbitmq4 \
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1a2b47a..73b9cd9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,6 +34,7 @@ find_library(NCURSESW_LIB ncursesw REQUIRED)
 find_library(RABBITMQ_LIB rabbitmq REQUIRED)
 
 # Paho MQTT C client
+find_library(PAHO_MQTTPP3_LIB paho-mqttpp3 REQUIRED)
 find_library(PAHO_MQTT3C_LIB paho-mqtt3c REQUIRED)
 
 # -------------------------------
@@ -53,5 +54,6 @@ target_link_libraries(geii_exporter
     ${Z_LIB}
     ${NCURSESW_LIB}
     ${RABBITMQ_LIB}
-    ${PAHO_MQTT3C_LIB}
+    ${PAHO_MQTT3C_LIB}     # dépendance C
+    ${PAHO_MQTTPP3_LIB}    # lib C++
 )