use specific proxy env var

Signed-off-by: Sylvain Hellegouarch <sh@defuze.org>

Author: Lawouach

CHANGELOG.md

@@ -2,7 +2,13 @@
 
 ## [Unreleased][]
 
-[Unreleased]: https://github.com/chaostoolkit-incubator/chaostoolkit-reliably/compare/0.80.1...HEAD
+[Unreleased]: https://github.com/chaostoolkit-incubator/chaostoolkit-reliably/compare/0.80.2...HEAD
+
+## [0.80.2][]
+
+[0.80.2]: https://github.com/chaostoolkit-incubator/chaostoolkit-reliably/compare/0.80.1...0.80.2
+
+* Use a specific proxy environment variable to prevent mixing system proxy settings
 
 ## [0.80.1][]
 

chaosreliably/activities/load/actions.py

@@ -219,7 +219,7 @@ def run_load_test(
         f"{qps}",
     ]
 
-    proxy = os.getenv("HTTPS_PROXY", os.getenv("HTTP_PROXY"))
+    proxy = os.getenv("OHA_HTTPS_PROXY", os.getenv("OHA_HTTP_PROXY"))
     if proxy:
         cmd.extend(["-x", proxy])