132 lines
4.2 KiB
Diff
132 lines
4.2 KiB
Diff
From 3ef6369a22691e8e11cbf63f37b114941b3577a1 Mon Sep 17 00:00:00 2001
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From: Vit Mojzis <vmojzis@redhat.com>
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Date: Mon, 16 Apr 2018 20:46:20 +0200
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Subject: [PATCH] Add support for SCTP protocol
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Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1568333
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Signed-off-by: Vit Mojzis <vmojzis@redhat.com>
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---
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libqpol/include/qpol/linux_types.h | 1 +
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libqpol/policy_define.c | 5 +++++
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setools/perm_map | 30 ++++++++++++++++++++++++++++++
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setools/policyrep/netcontext.py | 5 +++++
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4 files changed, 41 insertions(+)
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diff --git a/libqpol/include/qpol/linux_types.h b/libqpol/include/qpol/linux_types.h
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index c3c056b..0985162 100644
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--- a/libqpol/include/qpol/linux_types.h
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+++ b/libqpol/include/qpol/linux_types.h
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@@ -12,6 +12,7 @@ typedef uint16_t __u16;
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#define s6_addr32 __u6_addr32
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#define IPPROTO_DCCP 33
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+#define IPPROTO_SCTP 132
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#endif
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#endif
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diff --git a/libqpol/policy_define.c b/libqpol/policy_define.c
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index dcc69fc..1e623a3 100644
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--- a/libqpol/policy_define.c
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+++ b/libqpol/policy_define.c
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@@ -44,6 +44,9 @@
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#ifndef IPPROTO_DCCP
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#define IPPROTO_DCCP 33
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#endif
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+#ifndef IPPROTO_SCTP
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+#define IPPROTO_SCTP 132
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+#endif
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#include <arpa/inet.h>
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#include <stdlib.h>
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#include <limits.h>
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@@ -4933,6 +4936,8 @@ int define_port_context(unsigned int low, unsigned int high)
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protocol = IPPROTO_UDP;
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} else if ((strcmp(id, "dccp") == 0) || (strcmp(id, "DCCP") == 0)) {
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protocol = IPPROTO_DCCP;
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+ } else if ((strcmp(id, "sctp") == 0) || (strcmp(id, "SCTP") == 0)) {
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+ protocol = IPPROTO_SCTP;
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} else {
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yyerror2("unrecognized protocol %s", id);
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goto bad;
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diff --git a/setools/perm_map b/setools/perm_map
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index 0a9f91c..25fae09 100644
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--- a/setools/perm_map
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+++ b/setools/perm_map
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@@ -385,6 +385,8 @@ class node 11
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udp_send w 10
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dccp_recv r 10
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dccp_send w 10
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+ sctp_recv r 10
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+ sctp_send w 10
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enforce_dest n 1
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sendto w 10
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recvfrom r 10
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@@ -699,6 +701,32 @@ class dccp_socket 24
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relabelto w 10
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listen r 1
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+class sctp_socket 24
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+ node_bind n 1
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+ name_connect w 10
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+ append w 10
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+ bind w 1
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+ connect w 1
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+ create w 1
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+ write w 10
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+ relabelfrom r 10
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+ ioctl n 1
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+ name_bind n 1
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+ sendto w 10
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+ recv_msg r 10
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+ send_msg w 10
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+ getattr r 7
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+ setattr w 7
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+ accept r 1
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+ getopt r 1
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+ read r 10
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+ setopt w 1
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+ shutdown w 1
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+ recvfrom r 10
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+ lock n 1
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+ relabelto w 10
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+ listen r 1
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+
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class netlink_firewall_socket 24
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nlmsg_write w 10
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nlmsg_read r 10
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@@ -984,6 +1012,8 @@ class netif 10
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udp_send w 10
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dccp_recv r 10
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dccp_send w 10
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+ sctp_recv r 10
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+ sctp_send w 10
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class packet_socket 22
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append w 10
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diff --git a/setools/policyrep/netcontext.py b/setools/policyrep/netcontext.py
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index c7076d2..2d890f3 100644
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--- a/setools/policyrep/netcontext.py
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+++ b/setools/policyrep/netcontext.py
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@@ -38,6 +38,10 @@ try:
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IPPROTO_DCCP = getprotobyname("dccp")
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except socket.error:
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IPPROTO_DCCP = 33
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+try:
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+ IPPROTO_SCTP = getprotobyname("sctp")
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+except socket.error:
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+ IPPROTO_SCTP = 132
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def netifcon_factory(policy, name):
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@@ -196,6 +200,7 @@ class PortconProtocol(int, PolicyEnum):
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tcp = IPPROTO_TCP
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udp = IPPROTO_UDP
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dccp = IPPROTO_DCCP
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+ sctp = IPPROTO_SCTP
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class Portcon(NetContext):
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--
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2.14.3
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