import ceph quincy 17.2.4

[ceph.git] / ceph / src / exporter / util.cc

diff --git a/ceph/src/exporter/util.cc b/ceph/src/exporter/util.cc
new file mode 100644 (file)
index 0000000..0ae190c
--- /dev/null
+++ b/ceph/src/exporter/util.cc
@@ -0,0 +1,48 @@
+#include "util.h"
+#include "common/debug.h"
+#include <boost/algorithm/string/classification.hpp>
+#include <cctype>
+#include <chrono>
+#include <fstream>
+#include <iostream>
+#include <sstream>
+
+#define dout_context g_ceph_context
+#define dout_subsys ceph_subsys_ceph_exporter
+
+BlockTimer::BlockTimer(std::string file, std::string function)
+       : file(file), function(function), stopped(false) {
+       t1 = std::chrono::high_resolution_clock::now();
+}
+BlockTimer::~BlockTimer() {
+  dout(20) << file << ":" << function << ": " << ms.count() << "ms" << dendl;
+}
+
+// useful with stop
+double BlockTimer::get_ms() {
+       return ms.count();
+}
+
+// Manually stop the timer as you might want to get the time
+void BlockTimer::stop() {
+       if (!stopped) {
+               stopped = true;
+               t2 = std::chrono::high_resolution_clock::now();
+               ms = t2 - t1;
+       }
+}
+
+bool string_is_digit(std::string s) {
+       size_t i = 0;
+       while (std::isdigit(s[i]) && i < s.size()) {
+               i++;
+       }
+       return i >= s.size();
+}
+
+std::string read_file_to_string(std::string path) {
+       std::ifstream is(path);
+       std::stringstream buffer;
+       buffer << is.rdbuf();
+       return buffer.str();
+}