server: initial support for daemonizing
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/server.c b/server.c
index 648758e..727666c 100644
--- a/server.c
+++ b/server.c
@@ -12,6 +12,7 @@
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
+#include <syslog.h>
#include "fio.h"
#include "server.h"
@@ -363,7 +364,7 @@
return exitval;
}
-int fio_server(void)
+static int fio_server(void)
{
struct sockaddr_in saddr_in;
struct sockaddr addr;
@@ -435,3 +436,28 @@
return fio_server_text_output(buffer, len);
}
+
+int fio_start_server(int daemonize)
+{
+ pid_t pid;
+
+ if (!daemonize)
+ return fio_server();
+
+ openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER);
+ pid = fork();
+ if (pid < 0) {
+ syslog(LOG_ERR, "failed server fork");
+ return 1;
+ } else if (pid)
+ exit(0);
+
+ setsid();
+ close(STDIN_FILENO);
+ close(STDOUT_FILENO);
+ close(STDERR_FILENO);
+ f_out = NULL;
+ f_err = NULL;
+ log_syslog = 1;
+ return fio_server();
+}