configs/xchat-with-net.cfg

# Example config for nsjail

name: "xchat-with-net"

description: "This policy allows to run xchat inside a jail. Access to networking is"
description: "permitted with this setup (clone_newnet: false)."
description: ""
description: "The only permitted home directory is $HOME/.xchat2 and $HOME/Documents."
description: "The rest of available on the FS files/dires are libs and X-related files/dirs."
description: ""
description: "Run as:"
description: "./nsjail --config configs/xchat-with-net.cfg"

mode: ONCE
hostname: "XCHAT"
cwd: "/user"
daemon: true

time_limit: 0

envar: "HOME=/user"
envar: "DISPLAY"
envar: "TMP=/tmp"
envar: "FONTCONFIG_FILE=/etc/fonts/fonts.conf"
envar: "FC_CONFIG_FILE=/etc/fonts/fonts.conf"
envar: "LANG"

rlimit_as: 4096
rlimit_cpu_type: INF
rlimit_fsize: 4096
rlimit_nofile: 128

clone_newnet: false

mount {
	dst: "/proc"
	fstype: "proc"
}

mount {
	src: "/lib"
	dst: "/lib"
	is_bind: true
}

mount {
	src: "/usr/lib"
	dst: "/usr/lib"
	is_bind: true
}

mount {
	src: "/lib64"
	dst: "/lib64"
	is_bind: true
	mandatory: false
}

mount {
	src: "/lib32"
	dst: "/lib32"
	is_bind: true
	mandatory: false
}

mount {
	src_content: "<?xml version=\"1.0\"?>\n<!DOCTYPE fontconfig SYSTEM \"fonts.dtd\">\n<fontconfig><dir>/usr/share/fonts</dir><cachedir>/tmp/fontconfig</cachedir></fontconfig>"
	dst: "/etc/fonts/fonts.conf"
}

mount {
	src: "/usr/share"
	dst: "/usr/share"
	is_bind: true
}

mount {
	src: "/dev/urandom"
	dst: "/dev/urandom"
	is_bind: true
	rw: true
}

mount {
	src: "/etc/resolv.conf"
	dst: "/etc/resolv.conf"
	is_bind: true
	mandatory: false
}

mount {
	dst: "/tmp"
	fstype: "tmpfs"
	rw: true
	is_bind: false
}

mount {
	dst: "/dev/shm"
	fstype: "tmpfs"
	rw: true
	is_bind: false
}

mount {
	dst: "/user"
	fstype: "tmpfs"
	rw: true
}

mount {
	prefix_src_env: "HOME"
	src: "/Documents"
	dst: "/user/Documents"
	rw: true
	is_bind: true
	mandatory: false
}

mount {
	prefix_src_env: "HOME"
	src: "/.xchat2"
	dst: "/user/.xchat2"
	is_bind: true
	rw: true
	mandatory: false
}

mount {
	src: "/tmp/.X11-unix/X0"
	dst: "/tmp/.X11-unix/X0"
	is_bind: true
}

seccomp_string: "KILL_PROCESS {"
seccomp_string: "	ptrace,"
seccomp_string: "	process_vm_readv,"
seccomp_string: "	process_vm_writev"
seccomp_string: "}"
seccomp_string: "DEFAULT ALLOW"

exec_bin {
        path: "/usr/bin/xchat"
        exec_fd: true
}