tests/shell: add new testcases for commit/rollback

New simple testcases for kernel commit/rollback operations.

* ruleset A is loaded (good ruleset)
* ruleset B is loaded (bad ruleset): fail is expected
* ruleset A should remain in the kernel

Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/tests/shell/testcases/nft-f/0002rollback_rule_0 b/tests/shell/testcases/nft-f/0002rollback_rule_0
new file mode 100755 (executable)
index 0000000..a3f6676
--- /dev/null
+++ b/tests/shell/testcases/nft-f/0002rollback_rule_0
@@ -0,0 +1,66 @@
+#!/bin/bash
+
+# test a kernel rollback operation
+# fail reason: rule
+
+MKTEMP=$(which mktemp)
+if [ -x $MKTEMP ] ; then
+       tmpfile=$(${MKTEMP})
+else
+       tmpfile=$(/tmp/${RANDOM})
+fi
+
+if [ ! -w $tmpfile ] ; then
+       echo "Failed to create tmp file" >&2
+       exit 0
+fi
+
+trap "rm -rf $tmpfile" EXIT # cleanup if aborted
+
+GOOD_RULESET="table ip t {
+       set t {
+               type ipv4_addr
+               elements = { 1.1.1.1}
+       }
+
+       chain c {
+               ct state new
+               tcp dport { 22222}
+               ip saddr @t drop
+               jump other
+       }
+
+       chain other {
+       }
+}"
+
+BAD_RULESET="flush ruleset
+table ip t2 {
+       chain c2 {
+               this is an invalid rule
+       }
+}"
+
+echo "$GOOD_RULESET" > $tmpfile
+$NFT -f $tmpfile
+if [ $? -ne 0 ] ; then
+       echo "E: unable to load good ruleset" >&2
+       exit 1
+fi
+
+echo "$BAD_RULESET" > $tmpfile
+$NFT -f $tmpfile 2>/dev/null
+if [ $? -eq 0 ]        ; then
+       echo "E: bogus ruleset loaded?" >&2
+       exit 1
+fi
+
+KERNEL_RULESET="$($NFT list ruleset)"
+
+if [ "$GOOD_RULESET" != "$KERNEL_RULESET" ] ; then
+        DIFF="$(which diff)"
+        [ -x $DIFF ] && $DIFF -u <(echo "$GOOD_RULESET") <(echo "$KERNEL_RULESET")
+        exit 1
+fi
+
+exit 0

diff --git a/tests/shell/testcases/nft-f/0003rollback_jump_0 b/tests/shell/testcases/nft-f/0003rollback_jump_0
new file mode 100755 (executable)
index 0000000..b3ebe94
--- /dev/null
+++ b/tests/shell/testcases/nft-f/0003rollback_jump_0
@@ -0,0 +1,66 @@
+#!/bin/bash
+
+# test a kernel rollback operation
+# fail reason: invalid jump
+
+MKTEMP=$(which mktemp)
+if [ -x $MKTEMP ] ; then
+       tmpfile=$(${MKTEMP})
+else
+       tmpfile=$(/tmp/${RANDOM})
+fi
+
+if [ ! -w $tmpfile ] ; then
+       echo "Failed to create tmp file" >&2
+       exit 0
+fi
+
+trap "rm -rf $tmpfile" EXIT # cleanup if aborted
+
+GOOD_RULESET="table ip t {
+       set t {
+               type ipv4_addr
+               elements = { 1.1.1.1}
+       }
+
+       chain c {
+               ct state new
+               tcp dport { 22222}
+               ip saddr @t drop
+               jump other
+       }
+
+       chain other {
+       }
+}"
+
+BAD_RULESET="flush ruleset
+table ip t2 {
+       chain c2 {
+               jump other
+       }
+}"
+
+echo "$GOOD_RULESET" > $tmpfile
+$NFT -f $tmpfile
+if [ $? -ne 0 ] ; then
+       echo "E: unable to load good ruleset" >&2
+       exit 1
+fi
+
+echo "$BAD_RULESET" > $tmpfile
+$NFT -f $tmpfile 2>/dev/null
+if [ $? -eq 0 ]        ; then
+       echo "E: bogus ruleset loaded?" >&2
+       exit 1
+fi
+
+KERNEL_RULESET="$($NFT list ruleset)"
+
+if [ "$GOOD_RULESET" != "$KERNEL_RULESET" ] ; then
+        DIFF="$(which diff)"
+        [ -x $DIFF ] && $DIFF -u <(echo "$GOOD_RULESET") <(echo "$KERNEL_RULESET")
+        exit 1
+fi
+
+exit 0

diff --git a/tests/shell/testcases/nft-f/0004rollback_set_0 b/tests/shell/testcases/nft-f/0004rollback_set_0
new file mode 100755 (executable)
index 0000000..55043ef
--- /dev/null
+++ b/tests/shell/testcases/nft-f/0004rollback_set_0
@@ -0,0 +1,66 @@
+#!/bin/bash
+
+# test a kernel rollback operation
+# fail reason: invalid set
+
+MKTEMP=$(which mktemp)
+if [ -x $MKTEMP ] ; then
+       tmpfile=$(${MKTEMP})
+else
+       tmpfile=$(/tmp/${RANDOM})
+fi
+
+if [ ! -w $tmpfile ] ; then
+       echo "Failed to create tmp file" >&2
+       exit 0
+fi
+
+trap "rm -rf $tmpfile" EXIT # cleanup if aborted
+
+GOOD_RULESET="table ip t {
+       set t {
+               type ipv4_addr
+               elements = { 1.1.1.1}
+       }
+
+       chain c {
+               ct state new
+               tcp dport { 22222}
+               ip saddr @t drop
+               jump other
+       }
+
+       chain other {
+       }
+}"
+
+BAD_RULESET="flush ruleset
+table ip t2 {
+       set s2 {
+               type invalid
+       }
+}"
+
+echo "$GOOD_RULESET" > $tmpfile
+$NFT -f $tmpfile
+if [ $? -ne 0 ] ; then
+       echo "E: unable to load good ruleset" >&2
+       exit 1
+fi
+
+echo "$BAD_RULESET" > $tmpfile
+$NFT -f $tmpfile 2>/dev/null
+if [ $? -eq 0 ]        ; then
+       echo "E: bogus ruleset loaded?" >&2
+       exit 1
+fi
+
+KERNEL_RULESET="$($NFT list ruleset)"
+
+if [ "$GOOD_RULESET" != "$KERNEL_RULESET" ] ; then
+        DIFF="$(which diff)"
+        [ -x $DIFF ] && $DIFF -u <(echo "$GOOD_RULESET") <(echo "$KERNEL_RULESET")
+        exit 1
+fi
+
+exit 0

diff --git a/tests/shell/testcases/nft-f/0005rollback_map_0 b/tests/shell/testcases/nft-f/0005rollback_map_0
new file mode 100755 (executable)
index 0000000..38018f6
--- /dev/null
+++ b/tests/shell/testcases/nft-f/0005rollback_map_0
@@ -0,0 +1,69 @@
+#!/bin/bash
+
+# test a kernel rollback operation
+# fail reason: invalid map
+
+MKTEMP=$(which mktemp)
+if [ -x $MKTEMP ] ; then
+       tmpfile=$(${MKTEMP})
+else
+       tmpfile=$(/tmp/${RANDOM})
+fi
+
+if [ ! -w $tmpfile ] ; then
+       echo "Failed to create tmp file" >&2
+       exit 0
+fi
+
+trap "rm -rf $tmpfile" EXIT # cleanup if aborted
+
+GOOD_RULESET="table ip t {
+       set t {
+               type ipv4_addr
+               elements = { 1.1.1.1}
+       }
+
+       chain c {
+               ct state new
+               tcp dport { 22222}
+               ip saddr @t drop
+               jump other
+       }
+
+       chain other {
+       }
+}"
+
+BAD_RULESET="flush ruleset
+table ip t2 {
+       chain c2 {
+               tcp dport map {22222: jump other, 11111: jump invalid}
+       }
+
+       chain other {
+       }
+}"
+
+echo "$GOOD_RULESET" > $tmpfile
+$NFT -f $tmpfile
+if [ $? -ne 0 ] ; then
+       echo "E: unable to load good ruleset" >&2
+       exit 1
+fi
+
+echo "$BAD_RULESET" > $tmpfile
+$NFT -f $tmpfile 2>/dev/null
+if [ $? -eq 0 ]        ; then
+       echo "E: bogus ruleset loaded?" >&2
+       exit 1
+fi
+
+KERNEL_RULESET="$($NFT list ruleset)"
+
+if [ "$GOOD_RULESET" != "$KERNEL_RULESET" ] ; then
+        DIFF="$(which diff)"
+        [ -x $DIFF ] && $DIFF -u <(echo "$GOOD_RULESET") <(echo "$KERNEL_RULESET")
+        exit 1
+fi
+
+exit 0