1 files changed, 48 insertions, 0 deletions
diff --git a/configd/src/apps/sentinel/logctl.cpp b/configd/src/apps/sentinel/logctl.cpp
new file mode 100644
index 00000000000..94759d4f102
--- /dev/null
+++ b/configd/src/apps/sentinel/logctl.cpp
@@ -0,0 +1,48 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+
+#include "logctl.h"
+
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <unistd.h>
+#include <stdio.h>
+
+#include <vespa/log/log.h>
+LOG_SETUP(".sentinel.logctl");
+
+namespace config::sentinel {
+
+void justRunLogctl(const char *cspec, const char *lspec)
+{
+    const char *progName = "vespa-logctl";
+    pid_t pid = fork();
+    if (pid == 0) {
+        LOG(debug, "running '%s' '%s' '%s'", progName, cspec, lspec);
+        int rv = execlp(progName, progName, "-c", cspec, lspec, nullptr);
+        if (rv != 0) {
+            LOG(warning, "execlp of '%s' failed: %s", progName, strerror(errno));
+        }
+    } else if (pid > 0) {
+        int wstatus = 0;
+        pid_t got = waitpid(pid, &wstatus, 0);
+        if (got == pid) {
+            if (WIFEXITED(wstatus)) {
+                int exitCode = WEXITSTATUS(wstatus);
+                if (exitCode != 0) {
+                    LOG(warning, "running '%s' failed (exit code %d)", progName, exitCode);
+                }
+            } else if (WIFSIGNALED(wstatus)) {
+                int termSig = WTERMSIG(wstatus);
+                LOG(warning, "running '%s' failed (got signal %d)", progName, termSig);
+            } else {
+                LOG(warning, "'%s' failure (wait status was %d)", progName, wstatus);
+            }
+        } else {
+            LOG(error, "waitpid() failed: %s", strerror(errno));
+        }
+    } else {
+        LOG(error, "fork() failed: %s", strerror(errno));
+    }
+}
+
+}