!30 do not create allow file while the command does not exist

From: @angela7
Reviewed-by: @gys66,@zhujianwei001
Signed-off-by: @zhujianwei001

do-not-create-allow-file-while-the-command-does-not-.patch

@@ -0,0 +1,99 @@
+From 66e565d8feb88d0729d81c4705d567cfaee97ff0 Mon Sep 17 00:00:00 2001
+From: guoxiaoqi <guoxiaoqi2@huawei.com>
+Date: Thu, 18 Mar 2021 10:51:25 +0800
+Subject: [PATCH] do not create allow file while the command does not exist
+
+Signed-off-by: guoxiaoqi <guoxiaoqi2@huawei.com>
+---
+ security-tool.sh | 37 +++++++++++++++++++++++++++++++++++++
+ security.conf    | 12 +++---------
+ 2 files changed, 40 insertions(+), 9 deletions(-)
+
+diff --git a/security-tool.sh b/security-tool.sh
+index c6bc4e7..e8619f5 100644
+--- a/security-tool.sh
++++ b/security-tool.sh
+@@ -675,6 +675,35 @@ function fn_handle_ln()
+     return $?
+ }
+ 
++#=============================================================================
++# Function Name: fn_handle_allow
++# Returns      : 0 on success, otherwise on fail
++#=============================================================================
++function fn_handle_allow()
++{
++    fn_test_params_num 2
++
++    local rpmname=$1
++    local prename=$2
++    local ret=0
++
++    rpm -q "$rpmname"
++    if [ $? -eq 0 ]; then
++        local denyfile="$ROOTFS/etc/$prename.deny"
++        local allowfile="$ROOTFS/etc/$prename.allow"
++        rm -rf "$denyfile"
++        touch "$allowfile"
++        chown root:root "$allowfile"
++        chmod og-rwx "$allowfile"
++
++    else
++        ret=1
++        fn_error "package $rpmname does not exist"
++    fi
++
++    return $ret
++}
++
+ 
+ #=============================================================================
+ # Function Name: fn_harden_rootfs
+@@ -759,6 +788,10 @@ function fn_harden_rootfs()
+             fn_handle_ln "$f3" "$f4" "$f5"
+             status=$?
+             ;;
++        allow)
++            fn_handle_allow "$f3" "$f4"
++            status=$?
++            ;;
+         *)
+             fn_handle_command "$f2" "$f3"
+             status=$?
+@@ -861,6 +894,10 @@ IFS=$PRE_IFS
+             fn_handle_ln "$f3" "$f4" "$f5"
+             status=$?
+             ;;
++        allow)
++            fn_handle_allow "$f3" "$f4"
++            status=$?
++            ;;
+         *)
+             fn_handle_command "$f2" "$f3"
+             status=$?
+diff --git a/security.conf b/security.conf
+index 30b9f54..72bb91e 100644
+--- a/security.conf
++++ b/security.conf
+@@ -140,15 +140,9 @@
+ 213@chown root:root @/etc/cron.monthly
+ 213@chmod og-rwx @/etc/cron.monthly
+ 
+-214@rm -f @/etc/at.deny
+-214@touch @/etc/at.allow
+-214@chown root:root @/etc/at.allow
+-214@chmod og-rwx @/etc/at.allow
+-
+-215@rm -f @/etc/cron.deny
+-215@touch @/etc/cron.allow
+-215@chown root:root @/etc/cron.allow
+-215@chmod og-rwx @/etc/cron.allow
++# limit command permissions
++214@allow@at@at
++215@allow@cronie@cron
+ 
+ #rpm initscripts drop /etc/sysconfig/init defaultly
+ 216@touch @/etc/sysconfig/init
+-- 
+1.8.3.1
+

security-tool.spec

@@ -1,7 +1,7 @@
 Summary: openEuler Security Tool
 Name   : security-tool
 Version: 2.0
-Release: 1.50
+Release: 1.51
 Source0: https://gitee.com/openeuler/security-tool/repository/archive/v2.0.tar.gz
 License: Mulan PSL v2
 URL: https://gitee.com/openeuler/security-tool
@@ -13,7 +13,8 @@ Requires(preun): systemd-units
 Requires(postun): systemd-units
 BuildRequires: xauth
 
-Patch: Use-secure-MACs-and-KexAlgorithms.patch
+Patch0: Use-secure-MACs-and-KexAlgorithms.patch
+Patch1: do-not-create-allow-file-while-the-command-does-not-.patch
 
 %description
 openEuler Security Tool
@@ -118,6 +119,9 @@ fi
 %attr(0500,root,root) %{_sbindir}/security-tool.sh
 
 %changelog
+* Thu Mar 18 2021 openEuler Buildteam <buildteam@openEuler.org> - 2.0-1.51
+- do not create allow file while the command does not exist
+
 * Fri Oct 9 2020 gaoyusong <gaoyusong1@huawei.com> - 2.0-1.50
 - Use secure MACs and KexAlgorithms