1 files changed, 43 insertions, 0 deletions
diff --git a/src/cmd/ip/dhcpd/dhcpleases.c b/src/cmd/ip/dhcpd/dhcpleases.c
new file mode 100755
index 00000000..71719649
--- /dev/null
+++ b/src/cmd/ip/dhcpd/dhcpleases.c
@@ -0,0 +1,43 @@
+#include <u.h>
+#include <libc.h>
+#include <bio.h>
+#include <ndb.h>
+#include <ip.h>
+#include "dat.h"
+
+extern	char *binddir;
+	long now;
+	char *blog = "ipboot";
+	int minlease = MinLease;
+
+void
+main(void)
+{
+	Dir *all;
+	int i, nall, fd;
+	Binding b;
+
+	fmtinstall('E', eipfmt);
+	fmtinstall('I', eipfmt);
+	fmtinstall('V', eipfmt);
+	fmtinstall('M', eipfmt);
+
+	fd = open(binddir, OREAD);
+	if(fd < 0)
+		sysfatal("opening %s: %r", binddir);
+	nall = dirreadall(fd, &all);
+	if(nall < 0)
+		sysfatal("reading %s: %r", binddir);
+	close(fd);
+
+	b.boundto = 0;
+	b.lease = b.offer = 0;
+	now = time(0);
+	for(i = 0; i < nall; i++){
+		parseip(b.ip, all[i].name);
+		if(syncbinding(&b, 0) < 0)
+			continue;
+		if(b.lease > now)
+			print("%I leased by %s until %s", b.ip, b.boundto, ctime(b.lease));
+	}		
+}