explicitly collect binary versions

There is no generic way to retrieve the version of a binary.
Not everyone followes GNU cli guidelines and supports "--version".
The larson benchmark for example reads input from stdin when
started with "larson --version" blocking the Benchmark.prepare() call.

1 files changed, 7 insertions, 0 deletions

diff --git a/src/benchmarks/httpd.py b/src/benchmarks/httpd.py
index 4569500..7284e2e 100644
--- a/src/benchmarks/httpd.py
+++ b/src/benchmarks/httpd.py
@@ -20,6 +20,7 @@
 import re
 
 from src.benchmark import Benchmark
+import src.facter
 
 
 class BenchmarkHTTPD(Benchmark):
@@ -42,6 +43,12 @@ class BenchmarkHTTPD(Benchmark):
 
         super().__init__(name)
 
+    def prepare(self):
+        super().prepare()
+
+        self.results["facts"]["versions"]["nginx"] = src.facter.exe_version("nginx", "-v")
+        self.results["facts"]["versions"]["ab"] = src.facter.exe_version("ab", "-V")
+
     @staticmethod
     def process_output(result, stdout, stderr, allocator, perm):
         result["time"] = re.search("Time taken for tests:\\s*(\\d*\\.\\d*) seconds", stdout).group(1)