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import tigervnc-1.11.0-9.el8

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This commit is contained in:
CentOS Sources 2021-11-09 04:53:46 -05:00 committed by Stepan Oksanichenko
parent 23e227fbe7
commit cc3b8c58db
5 changed files with 271 additions and 17 deletions
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6
SOURCES/HOWTO.md
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@ -102,6 +102,12 @@ those you most likely copied to `/etc/systemd/system/vncserver@.service`,
otherwise this service file will be preferred over the new one installed with
latest Tigervnc.
If you want to use a remote NFS server for the home directories on this machine,
you must set the use_nfs_home_dirs boolean:
```
setsebool -P use_nfs_home_dirs on
```
# Limitations
You will not be able to start a Tigervnc server for a user who is already
logged into a graphical session. Avoid running the server as the `root` user as

39
SOURCES/tigervnc-selinux-missing-compression-and-correct-location.patch Normal file
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@ -0,0 +1,39 @@
From 6125695b80f6a43002f454786115b0a6c1730831 Mon Sep 17 00:00:00 2001
From: Jan Grulich <jgrulich@redhat.com>
Date: Mon, 17 May 2021 13:44:32 +0200
Subject: [PATCH] SELinux: Add missing compression and install policy to
correct directory
---
unix/vncserver/selinux/Makefile | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/unix/vncserver/selinux/Makefile b/unix/vncserver/selinux/Makefile
index 7497bf846..b23f20f60 100644
--- a/unix/vncserver/selinux/Makefile
+++ b/unix/vncserver/selinux/Makefile
@@ -10,15 +10,18 @@
PREFIX=/usr
DATADIR=$(PREFIX)/share
-all: vncsession.pp
+all: vncsession.pp.bz2
+
+%.pp.bz2: %.pp
+ bzip2 -9 $^
%.pp: %.te
make -f $(DATADIR)/selinux/devel/Makefile $@
clean:
- rm -f *.pp
+ rm -f *.pp *.pp.bz2
rm -rf tmp
-install: vncsession.pp
- mkdir -p $(DESTDIR)$(DATADIR)/selinux/packages
- install vncsession.pp $(DESTDIR)$(DATADIR)/selinux/packages/vncsession.pp
+install: vncsession.pp.bz2
+ mkdir -p $(DESTDIR)$(DATADIR)/selinux/packages/targeted/
+ install vncsession.pp.bz2 $(DESTDIR)$(DATADIR)/selinux/packages/targeted/vncsession.pp.bz2

183
SOURCES/tigervnc-selinux-policy-improvements.patch Normal file
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@ -0,0 +1,183 @@
From 386542e6d50eeaa68aa91f821c0725ddd0ab9b2a Mon Sep 17 00:00:00 2001
From: Vit Mojzis <vmojzis@redhat.com>
Date: Tue, 18 May 2021 12:23:15 +0200
Subject: [PATCH] selinux: Fix issues reported by SELint
Style guide [1] issues only. No impact on policy functionality.
[1] - https://github.com/TresysTechnology/refpolicy/wiki/StyleGuide
---
unix/vncserver/selinux/vncsession.te | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/unix/vncserver/selinux/vncsession.te b/unix/vncserver/selinux/vncsession.te
index a773fed39..63ad8a85f 100644
--- a/unix/vncserver/selinux/vncsession.te
+++ b/unix/vncserver/selinux/vncsession.te
@@ -17,7 +17,7 @@
# USA.
#
-policy_module(vncsession, 1.0.0);
+policy_module(vncsession, 1.0.0)
gen_require(`
attribute userdomain;
@@ -42,8 +42,8 @@ can_exec(vnc_session_t, vnc_session_exec_t)
userdom_spec_domtrans_all_users(vnc_session_t)
userdom_signal_all_users(vnc_session_t)
-allow vnc_session_t self:capability { kill chown dac_override dac_read_search fowner setgid setuid sys_resource };
-allow vnc_session_t self:process { getcap setsched setexec setrlimit };
+allow vnc_session_t self:capability { chown dac_override dac_read_search fowner kill setgid setuid sys_resource };
+allow vnc_session_t self:process { getcap setexec setrlimit setsched };
allow vnc_session_t self:fifo_file rw_fifo_file_perms;
manage_files_pattern(vnc_session_t, xdm_home_t, xdm_home_t)
@@ -65,4 +65,3 @@ logging_append_all_logs(vnc_session_t)
mcs_process_set_categories(vnc_session_t)
mcs_killall(vnc_session_t)
-
From 23cf514ac265a02dc666e8651dcc579022f0da77 Mon Sep 17 00:00:00 2001
From: Zdenek Pytela <zpytela@redhat.com>
Date: Tue, 18 May 2021 13:31:53 +0200
Subject: [PATCH] selinux: further style and comprehensibility improvements
Sections and rules blocks reordered according to the Style guide.
https://github.com/TresysTechnology/refpolicy/wiki/StyleGuide
---
unix/vncserver/selinux/vncsession.te | 59 +++++++++++++++++-----------
1 file changed, 36 insertions(+), 23 deletions(-)
diff --git a/unix/vncserver/selinux/vncsession.te b/unix/vncserver/selinux/vncsession.te
index 63ad8a85f..86fd6e5ef 100644
--- a/unix/vncserver/selinux/vncsession.te
+++ b/unix/vncserver/selinux/vncsession.te
@@ -20,48 +20,61 @@
policy_module(vncsession, 1.0.0)
gen_require(`
- attribute userdomain;
- type xdm_home_t;
+ attribute userdomain;
+ type xdm_home_t;
')
-type vnc_session_exec_t;
-corecmd_executable_file(vnc_session_exec_t)
type vnc_session_t;
+type vnc_session_exec_t;
init_daemon_domain(vnc_session_t, vnc_session_exec_t)
-auth_login_pgm_domain(vnc_session_t)
+can_exec(vnc_session_t, vnc_session_exec_t)
type vnc_session_var_run_t;
files_pid_file(vnc_session_var_run_t)
-allow vnc_session_t vnc_session_var_run_t:file manage_file_perms;
-files_pid_filetrans(vnc_session_t, vnc_session_var_run_t, file)
-
-auth_write_login_records(vnc_session_t)
-
-can_exec(vnc_session_t, vnc_session_exec_t)
-
-userdom_spec_domtrans_all_users(vnc_session_t)
-userdom_signal_all_users(vnc_session_t)
allow vnc_session_t self:capability { chown dac_override dac_read_search fowner kill setgid setuid sys_resource };
allow vnc_session_t self:process { getcap setexec setrlimit setsched };
allow vnc_session_t self:fifo_file rw_fifo_file_perms;
+allow vnc_session_t vnc_session_var_run_t:file manage_file_perms;
+files_pid_filetrans(vnc_session_t, vnc_session_var_run_t, file)
+
manage_files_pattern(vnc_session_t, xdm_home_t, xdm_home_t)
manage_fifo_files_pattern(vnc_session_t, xdm_home_t, xdm_home_t)
manage_sock_files_pattern(vnc_session_t, xdm_home_t, xdm_home_t)
manage_lnk_files_pattern(vnc_session_t, xdm_home_t, xdm_home_t)
-userdom_user_home_dir_filetrans(vnc_session_t, xdm_home_t, dir, ".vnc")
-userdom_admin_home_dir_filetrans(vnc_session_t, xdm_home_t, dir, ".vnc")
-
-# This also affects other tools, e.g. vncpasswd
-userdom_admin_home_dir_filetrans(userdomain, xdm_home_t, dir, ".vnc")
-userdom_user_home_dir_filetrans(userdomain, xdm_home_t, dir, ".vnc")
-
-miscfiles_read_localization(vnc_session_t)
kernel_read_kernel_sysctls(vnc_session_t)
-logging_append_all_logs(vnc_session_t)
+corecmd_executable_file(vnc_session_exec_t)
mcs_process_set_categories(vnc_session_t)
mcs_killall(vnc_session_t)
+
+optional_policy(`
+ auth_login_pgm_domain(vnc_session_t)
+ auth_write_login_records(vnc_session_t)
+')
+
+optional_policy(`
+ logging_append_all_logs(vnc_session_t)
+')
+
+optional_policy(`
+ miscfiles_read_localization(vnc_session_t)
+')
+
+optional_policy(`
+ userdom_spec_domtrans_all_users(vnc_session_t)
+ userdom_signal_all_users(vnc_session_t)
+
+ userdom_user_home_dir_filetrans(vnc_session_t, xdm_home_t, dir, ".vnc")
+ userdom_admin_home_dir_filetrans(vnc_session_t, xdm_home_t, dir, ".vnc")
+
+ # This also affects other tools, e.g. vncpasswd
+ gen_require(`
+ attribute userdomain;
+ ')
+ userdom_admin_home_dir_filetrans(userdomain, xdm_home_t, dir, ".vnc")
+ userdom_user_home_dir_filetrans(userdomain, xdm_home_t, dir, ".vnc")
+')
From 3c8622691abfb377b48bf3749dd629c5a7120cf4 Mon Sep 17 00:00:00 2001
From: Zdenek Pytela <zpytela@redhat.com>
Date: Tue, 18 May 2021 13:39:11 +0200
Subject: [PATCH] Allow vnc_session_t manage nfs dirs and files conditionally
The permissions set to manage directories and files with the nfs_t type
is allowed when the use_nfs_home_dirs boolean is turned on.
Resolves: https://github.com/TigerVNC/tigervnc/issues/1189
---
unix/vncserver/selinux/vncsession.te | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/unix/vncserver/selinux/vncsession.te b/unix/vncserver/selinux/vncsession.te
index 86fd6e5ef..46e699117 100644
--- a/unix/vncserver/selinux/vncsession.te
+++ b/unix/vncserver/selinux/vncsession.te
@@ -51,6 +51,11 @@ corecmd_executable_file(vnc_session_exec_t)
mcs_process_set_categories(vnc_session_t)
mcs_killall(vnc_session_t)
+tunable_policy(`use_nfs_home_dirs',`
+ fs_manage_nfs_dirs(vnc_session_t)
+ fs_manage_nfs_files(vnc_session_t)
+')
+
optional_policy(`
auth_login_pgm_domain(vnc_session_t)
auth_write_login_records(vnc_session_t)
diff --git a/unix/vncserver/selinux/vncsession.te b/unix/vncserver/selinux/vncsession.te
index 46e69911..f1108ec8 100644
--- a/unix/vncserver/selinux/vncsession.te
+++ b/unix/vncserver/selinux/vncsession.te
@@ -20,7 +20,6 @@
policy_module(vncsession, 1.0.0)
gen_require(`
- attribute userdomain;
type xdm_home_t;
')

9
SOURCES/vncserver
View File

@ -60,7 +60,14 @@ $defaultXStartup
= ("#!/bin/sh\n\n".
"unset SESSION_MANAGER\n".
"unset DBUS_SESSION_BUS_ADDRESS\n".
"exec /etc/X11/xinit/xinitrc\n");
"/etc/X11/xinit/xinitrc\n".
"# Assume either Gnome will be started by default when installed\n".
"# We want to kill the session automatically in this case when user logs out. In case you modify\n".
"# /etc/X11/xinit/Xclients or ~/.Xclients yourself to achieve a different result, then you should\n".
"# be responsible to modify below code to avoid that your session will be automatically killed\n".
"if [ -e /usr/bin/gnome-session ]; then\n".
" vncserver -kill \$DISPLAY\n".
"fi\n");
$defaultConfig
= ("## Supported server options to pass to vncserver upon invocation can be listed\n".

51
SPECS/tigervnc.spec
View File

@ -1,6 +1,11 @@
#defining macros needed by SELinux
%global selinuxtype targeted
%global modulename vncsession
Name: tigervnc
Version: 1.11.0
Release: 6%{?dist}
Release: 9%{?dist}
Summary: A TigerVNC remote display system
%global _hardened_build 1
@ -31,6 +36,8 @@ Patch13: tigervnc-use-gnome-as-default-session.patch
Patch50: tigervnc-tolerate-specifying-boolparam.patch
Patch51: tigervnc-systemd-service.patch
Patch52: tigervnc-correctly-start-vncsession-as-daemon.patch
Patch53: tigervnc-selinux-missing-compression-and-correct-location.patch
Patch54: tigervnc-selinux-policy-improvements.patch
# This is tigervnc-%%{version}/unix/xserver116.patch rebased on the latest xorg
Patch100: tigervnc-xserver120.patch
@ -77,7 +84,7 @@ server.
Summary: A TigerVNC server
Requires: perl-interpreter
Requires: tigervnc-server-minimal = %{version}-%{release}
Requires: tigervnc-selinux = %{version}-%{release}
Requires: (%{name}-selinux if selinux-policy-%{selinuxtype})
Requires: xorg-x11-xauth
Requires: xorg-x11-xinit
Requires(post): systemd
@ -132,10 +139,11 @@ This package contains icons for TigerVNC viewer
%package selinux
Summary: SELinux module for TigerVNC
BuildArch: noarch
Requires(pre): libselinux-utils
Requires(post): selinux-policy >= %{_selinux_policy_version}
Requires(post): policycoreutils
Requires(post): libselinux-utils
BuildRequires: selinux-policy-devel
Requires: selinux-policy-%{selinuxtype}
Requires(post): selinux-policy-%{selinuxtype}
BuildRequires: selinux-policy-devel
%{?selinux_requires}
%description selinux
This package provides the SELinux policy module to ensure TigerVNC
@ -179,6 +187,8 @@ popd
%patch50 -p1 -b .tolerate-specifying-boolparam
%patch51 -p1 -b .systemd-service
%patch52 -p1 -b .correctly-start-vncsession-as-daemon
%patch53 -p1 -b .selinux-missing-compression-and-correct-location
%patch54 -p1 -b .selinux-policy-improvements
%build
%ifarch sparcv9 sparc64 s390 s390x
@ -277,19 +287,16 @@ install -m 644 %{SOURCE4} %{buildroot}/%{_docdir}/tigervnc/HOWTO.md
%systemd_postun xvnc.socket
%pre selinux
%selinux_relabel_pre
%selinux_relabel_pre -s %{selinuxtype}
%post selinux
%selinux_modules_install %{_datadir}/selinux/packages/vncsession.pp
%selinux_relabel_post
%posttrans selinux
%selinux_relabel_post
%selinux_modules_install -s %{selinuxtype} %{_datadir}/selinux/packages/%{selinuxtype}/%{modulename}.pp.bz2
%selinux_relabel_post -s %{selinuxtype}
%postun selinux
%selinux_modules_uninstall vncsession
if [ $1 -eq 0 ]; then
%selinux_relabel_post
%selinux_modules_uninstall -s %{selinuxtype} %{modulename}
%selinux_relabel_post -s %{selinuxtype}
fi
@ -336,10 +343,22 @@ fi
%{_datadir}/icons/hicolor/*/apps/*
%files selinux
%{_datadir}/selinux/packages/vncsession.pp
%{_datadir}/selinux/packages/%{selinuxtype}/%{modulename}.pp.*
%ghost %verify(not md5 size mtime) %{_sharedstatedir}/selinux/%{selinuxtype}/active/modules/200/%{modulename}
%changelog
* Mon Jul 19 2021 Jan Grulich <jgrulich@redhat.com> - 1.11.0-9
- Fix logout from VNC session using vncserver
Resolves: bz#1983706
* Tue Jun 01 2021 Jan Grulich <jgrulich@redhat.com> - 1.11.0-8
- Run all SELinux RPM macros on correct package
Resolves: bz#1907963
* Mon May 17 2021 Jan Grulich <jgrulich@redhat.com> - 1.11.0-7
- SELinux improvements
Resolves: bz#1907963
* Tue Dec 15 2020 Jan Grulich <jgrulich@redhat.com> - 1.11.0-6
- Use GNOME as default session
Resolves: bz#1853608