- move SELinux context logging to mod_systemd from httpd binary
This commit is contained in:
Joe Orton
parent
b0e7cd798e
commit
8c54e332bb
@ -14,9 +14,9 @@ Subject: [PATCH] Check and use gettid() directly with glibc 2.30+.
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diff --git a/configure.in b/configure.in
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index 423d58d4b9a..60cbf7b7f81 100644
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--- httpd-2.4.43/configure.in.gettid
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+++ httpd-2.4.43/configure.in
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@@ -478,7 +500,8 @@
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--- httpd-2.4.54/configure.in.gettid
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+++ httpd-2.4.54/configure.in
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@@ -502,22 +502,26 @@
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timegm \
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getpgid \
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fopen64 \
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@ -26,9 +26,7 @@ index 423d58d4b9a..60cbf7b7f81 100644
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)
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dnl confirm that a void pointer is large enough to store a long integer
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@@ -489,16 +512,19 @@
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APR_ADDTO(HTTPD_LIBS, [-lselinux])
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])
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APACHE_CHECK_VOID_PTR_LEN
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-AC_CACHE_CHECK([for gettid()], ac_cv_gettid,
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+if test $ac_cv_func_gettid = no; then
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@ -50,8 +48,8 @@ index 423d58d4b9a..60cbf7b7f81 100644
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fi
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dnl ## Check for the tm_gmtoff field in struct tm to get the timezone diffs
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--- httpd-2.4.43/server/log.c.gettid
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+++ httpd-2.4.43/server/log.c
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--- httpd-2.4.54/server/log.c.gettid
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+++ httpd-2.4.54/server/log.c
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@@ -55,7 +55,7 @@
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#include "ap_mpm.h"
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#include "ap_listen.h"
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@ -61,7 +59,7 @@ index 423d58d4b9a..60cbf7b7f81 100644
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#include <sys/syscall.h>
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#include <sys/types.h>
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#endif
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@@ -625,14 +625,18 @@
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@@ -627,14 +627,18 @@
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#if APR_HAS_THREADS
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int result;
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#endif
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@ -82,7 +80,7 @@ index 423d58d4b9a..60cbf7b7f81 100644
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#if APR_HAS_THREADS
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if (ap_mpm_query(AP_MPMQ_IS_THREADED, &result) == APR_SUCCESS
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&& result != AP_MPMQ_NOT_SUPPORTED)
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@@ -966,7 +970,7 @@
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@@ -968,7 +972,7 @@
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#if APR_HAS_THREADS
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field_start = len;
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len += cpystrn(buf + len, ":tid ", buflen - len);
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@ -1,24 +1,22 @@
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diff --git a/configure.in b/configure.in
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index 74015ca..8c0ee10 100644
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--- a/configure.in
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+++ b/configure.in
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@@ -508,6 +508,11 @@ getloadavg
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dnl confirm that a void pointer is large enough to store a long integer
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APACHE_CHECK_VOID_PTR_LEN
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+AC_CHECK_LIB(selinux, is_selinux_enabled, [
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+ AC_DEFINE(HAVE_SELINUX, 1, [Defined if SELinux is supported])
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+ APR_ADDTO(HTTPD_LIBS, [-lselinux])
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+])
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+
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AC_CACHE_CHECK([for gettid()], ac_cv_gettid,
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[AC_TRY_RUN(#define _GNU_SOURCE
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#include <unistd.h>
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diff --git a/server/core.c b/server/core.c
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index a6fa2fb..cf4cba4 100644
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--- a/server/core.c
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+++ b/server/core.c
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@@ -65,6 +65,10 @@
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--- httpd-2.4.54/modules/arch/unix/config5.m4.selinux
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+++ httpd-2.4.54/modules/arch/unix/config5.m4
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@@ -23,6 +23,11 @@
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AC_MSG_WARN([Your system does not support systemd.])
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enable_systemd="no"
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else
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+ AC_CHECK_LIB(selinux, is_selinux_enabled, [
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+ AC_DEFINE(HAVE_SELINUX, 1, [Defined if SELinux is supported])
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+ APR_ADDTO(MOD_SYSTEMD_LDADD, [-lselinux])
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+ ])
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+
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APR_ADDTO(MOD_SYSTEMD_LDADD, [$SYSTEMD_LIBS])
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fi
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])
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--- httpd-2.4.54/modules/arch/unix/mod_systemd.c.selinux
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+++ httpd-2.4.54/modules/arch/unix/mod_systemd.c
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@@ -35,6 +35,10 @@
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#include <unistd.h>
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#endif
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@ -26,35 +24,38 @@ index a6fa2fb..cf4cba4 100644
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+#include <selinux/selinux.h>
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+#endif
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+
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/* LimitRequestBody handling */
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#define AP_LIMIT_REQ_BODY_UNSET ((apr_off_t) -1)
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#define AP_DEFAULT_LIMIT_REQ_BODY ((apr_off_t) 1<<30) /* 1GB */
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@@ -5150,6 +5154,28 @@ static int core_post_config(apr_pool_t *pconf, apr_pool_t *plog, apr_pool_t *pte
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}
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#endif
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APR_DECLARE_OPTIONAL_FN(int,
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ap_find_systemd_socket, (process_rec *, apr_port_t));
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+#ifdef HAVE_SELINUX
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+ {
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+ static int already_warned = 0;
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+ int is_enabled = is_selinux_enabled() > 0;
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+
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+ if (is_enabled && !already_warned) {
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+ security_context_t con;
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+
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+ if (getcon(&con) == 0) {
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+
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+ ap_log_error(APLOG_MARK, APLOG_NOTICE, 0, NULL,
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+ "SELinux policy enabled; "
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+ "httpd running as context %s", con);
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+
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+ already_warned = 1;
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+
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+ freecon(con);
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+ }
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+ }
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+ }
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+#endif
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+
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return OK;
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@@ -70,6 +74,20 @@
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return apr_psprintf(p, "%s port %u", addr, sa->port);
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}
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+#ifdef HAVE_SELINUX
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+static void log_selinux_context(void)
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+{
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+ char *con;
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+
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+ if (is_selinux_enabled() && getcon(&con) == 0) {
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+ ap_log_error(APLOG_MARK, APLOG_NOTICE, 0, NULL,
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+ "SELinux policy enabled; "
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+ "httpd running as context %s", con);
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+ freecon(con);
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+ }
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+}
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+#endif
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+
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/* Report the service is ready in post_config, which could be during
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* startup or after a reload. The server could still hit a fatal
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* startup error after this point during ap_run_mpm(), so this is
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@@ -87,6 +105,10 @@
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if (ap_state_query(AP_SQ_MAIN_STATE) == AP_SQ_MS_CREATE_PRE_CONFIG)
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return OK;
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+#ifdef HAVE_SELINUX
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+ log_selinux_context();
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+#endif
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+
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for (lr = ap_listeners; lr; lr = lr->next) {
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char *s = dump_listener(lr, ptemp);
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18
httpd.spec
18
httpd.spec
@ -24,7 +24,7 @@
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Summary: Apache HTTP Server
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Name: httpd
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Version: 2.4.54
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Release: 8%{?dist}
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Release: 9%{?dist}
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URL: https://httpd.apache.org/
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Source0: https://www.apache.org/dist/httpd/httpd-%{version}.tar.bz2
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Source1: https://www.apache.org/dist/httpd/httpd-%{version}.tar.bz2.asc
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@ -86,7 +86,7 @@ Patch22: httpd-2.4.43-mod_systemd.patch
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Patch23: httpd-2.4.53-export.patch
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Patch24: httpd-2.4.43-corelimit.patch
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Patch25: httpd-2.4.54-selinux.patch
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Patch26: httpd-2.4.43-gettid.patch
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Patch26: httpd-2.4.54-gettid.patch
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Patch27: httpd-2.4.54-icons.patch
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Patch30: httpd-2.4.43-cachehardmax.patch
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Patch34: httpd-2.4.43-socket-activation.patch
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@ -150,7 +150,7 @@ The httpd-core package contains essential httpd binaries.
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%package devel
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Summary: Development interfaces for the Apache HTTP Server
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Requires: apr-devel, apr-util-devel, pkgconfig, libtool
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Requires: httpd-core = %{version}-%{release}
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Requires: httpd-core = 0:%{version}-%{release}
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%description devel
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The httpd-devel package contains the APXS binary and other files
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@ -254,7 +254,6 @@ written in the Lua programming language.
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%patch22 -p1 -b .mod_systemd
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%patch23 -p1 -b .export
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%patch24 -p1 -b .corelimit
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%patch25 -p1 -b .selinux
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%patch26 -p1 -b .gettid
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%patch27 -p1 -b .icons
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%patch30 -p1 -b .cachehardmax
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@ -266,6 +265,7 @@ written in the Lua programming language.
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%patch42 -p1 -b .r1828172+
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%patch45 -p1 -b .logjournal
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%patch46 -p1 -b .separatesystemd
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%patch25 -p1 -b .selinux
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%patch60 -p1 -b .enable-sslv3
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%patch61 -p1 -b .r1878890
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@ -384,6 +384,13 @@ export LYNX_PATH=/usr/bin/links
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--disable-http2 \
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--disable-md \
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$*
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if grep -q ac_cv_have_threadsafe_pollset=no config.log; then
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cat config.log
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: Failed to find thread-safe APR.
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exit 1
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fi
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%make_build
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%install
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@ -840,6 +847,9 @@ exit $rv
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%{_rpmconfigdir}/macros.d/macros.httpd
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%changelog
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* Mon Dec 19 2022 Joe Orton <jorton@redhat.com> - 2.4.54-9
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- move SELinux context logging to mod_systemd
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* Mon Dec 19 2022 Joe Orton <jorton@redhat.com> - 2.4.54-8
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- define _httpd_statedir macro
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