mgr/DaemonHealthMetricCollector: replace boost::format with fmt::format

the latter is easier to use, and future proof in the sense that {fmt}
was included as a part of C++20 standard

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/mgr/DaemonHealthMetricCollector.cc b/src/mgr/DaemonHealthMetricCollector.cc
index 6467fed0497be06e6d45cdb773e93eece9e5cf85..4b51100ee2e7eacd132f99290b3b880daccea3fd 100644 (file)
--- a/src/mgr/DaemonHealthMetricCollector.cc
+++ b/src/mgr/DaemonHealthMetricCollector.cc
@@ -1,4 +1,4 @@
-#include <boost/format.hpp>
+#include <fmt/format.h>
 
 #include "include/health.h"
 #include "include/types.h"
@@ -30,7 +30,6 @@ class SlowOps final : public DaemonHealthMetricCollector {
     if (daemons.empty()) {
       return;
     }
-    static const char* fmt = "%1% slow ops, oldest one blocked for %2% sec, %3%";
     ostringstream ss;
     if (daemons.size() > 1) {
       if (daemons.size() > 10) {
@@ -42,7 +41,9 @@ class SlowOps final : public DaemonHealthMetricCollector {
     } else {
       ss << daemons.front() << " has slow ops";
     }
-    check.summary = boost::str(boost::format(fmt) % value.n1 % value.n2 % ss.str());
+    check.summary =
+        fmt::format("{} slow ops, oldest one blocked for {} sec, {}",
+                    value.n1, value.n2, ss.str());
     // No detail
   }
   vector<DaemonKey> daemons;
@@ -70,8 +71,7 @@ class PendingPGs final : public DaemonHealthMetricCollector {
     if (osds.empty()) {
       return;
     }
-    static const char* fmt = "%1% PGs pending on creation";
-    check.summary = boost::str(boost::format(fmt) % value.n);
+    check.summary = fmt::format("{} PGs pending on creation", value.n);
     ostringstream ss;
     if (osds.size() > 1) {
       ss << "osds " << osds << " have pending PGs.";