Packaging: Add Debian packaging support and install target

Makefile

@@ -131,3 +131,15 @@ uts.o: uts.h nsjail.h config.pb.h logs.h
 user.o: user.h nsjail.h config.pb.h logs.h macros.h subproc.h util.h
 util.o: util.h nsjail.h config.pb.h logs.h macros.h
 config.pb.o: config.pb.h
+
+# Install
+PREFIX ?= /usr
+BINDIR ?= $(PREFIX)/bin
+MANDIR ?= $(PREFIX)/share/man/man1
+
+.PHONY: install
+install: $(BIN)
+	install -m 755 -d $(DESTDIR)$(BINDIR)
+	install -m 755 $(BIN) $(DESTDIR)$(BINDIR)
+	install -m 755 -d $(DESTDIR)$(MANDIR)
+	install -m 644 nsjail.1 $(DESTDIR)$(MANDIR)

debian/changelog

@@ -0,0 +1,5 @@
+nsjail (3.0-1) unstable; urgency=medium
+
+  * Initial release. (Closes: #210)
+
+ -- Ishan Patel <ishan.patel1998@gmail.com>  Fri, 30 Jan 2026 23:45:00 +0530

debian/compat

@@ -0,0 +1 @@
+10

debian/control

@@ -0,0 +1,15 @@
+Source: nsjail
+Section: utils
+Priority: optional
+Maintainer: Ishan Patel <ishan.patel1998@gmail.com>
+Build-Depends: debhelper (>= 10), protobuf-compiler, libprotobuf-dev, libnl-route-3-dev, pkg-config, bison, flex, g++, make
+Standards-Version: 4.0.0
+Homepage: https://github.com/google/nsjail
+
+Package: nsjail
+Architecture: any
+Depends: ${shlibs:Depends}, ${misc:Depends}
+Description: A light-weight process isolation tool
+ NsJail is a process isolation tool for Linux. It makes use of Linux
+ namespaces and seccomp-bpf syscall filters (with help of the kafel
+ library) to sandbox processes.

debian/copyright

@@ -0,0 +1,21 @@
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Upstream-Name: nsjail
+Source: https://github.com/google/nsjail
+
+Files: *
+Copyright: 2014 Google Inc. All Rights Reserved.
+License: Apache-2.0
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+ .
+ http://www.apache.org/licenses/LICENSE-2.0
+ .
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ .
+ On Debian systems, the complete text of the Apache version 2.0 license
+ can be found in "/usr/share/common-licenses/Apache-2.0".

debian/rules

@@ -0,0 +1,3 @@
+#!/usr/bin/make -f
+%:
+	dh $@

debian/source/format

@@ -0,0 +1 @@
+3.0 (native)