1 files changed, 76 insertions, 0 deletions
diff --git a/usr.bin/procstat/procstat_rlimitusage.c b/usr.bin/procstat/procstat_rlimitusage.c
new file mode 100644
index 000000000000..f589edd23b02
--- /dev/null
+++ b/usr.bin/procstat/procstat_rlimitusage.c
@@ -0,0 +1,76 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (c) 2024 The FreeBSD Foundation
+ *
+ * This software was developed by Konstantin Belousov <kib@FreeBSD.org>
+ * under sponsorship from the FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/param.h>
+#include <sys/sysctl.h>
+#define _RLIMIT_IDENT
+#include <sys/resource.h>
+#include <sys/user.h>
+
+#include <err.h>
+#include <errno.h>
+#include <libprocstat.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <libutil.h>
+
+#include "procstat.h"
+
+static const char ru[] = "resource_usage";
+
+void
+procstat_rlimitusage(struct procstat *procstat, struct kinfo_proc *kipp)
+{
+	rlim_t *resuse;
+	unsigned int cnt, i;
+
+	if ((procstat_opts & PS_OPT_NOHEADER) == 0)
+		xo_emit("{T:/%7s %12s %4s %18s}\n",
+		    "PID", "RESOURCE", "ID", "USAGE");
+
+	xo_emit("{ek:process_id/%d}", kipp->ki_pid);
+
+	resuse = procstat_getrlimitusage(procstat, kipp, &cnt);
+	if (resuse == NULL)
+		return;
+	xo_open_list(ru);
+	for (i = 0; i < cnt; i++) {
+		xo_open_instance(ru);
+		xo_emit("{dk:process_id/%7d} ", kipp->ki_pid);
+		xo_emit("{:resource/%12s} ", i < nitems(rlimit_ident) ?
+		    rlimit_ident[i] : "unknown");
+		xo_emit("{:resid/%4d} ", i);
+		xo_emit("{:usage/%18jd}\n", (intmax_t)resuse[i]);
+		xo_close_instance(ru);
+	}
+	xo_close_list(ru);
+	procstat_freerlimitusage(procstat, resuse);
+}