From 853cee6c7765903dd8889819a18848835dbb0994 Mon Sep 17 00:00:00 2001 From: Thomas Petazzoni Date: Tue, 1 Sep 2020 08:26:23 -0500 Subject: [PATCH] audit: new package Signed-off-by: Thomas Petazzoni [strip library after adding it to openwrt repository] Signed-off-by: W. Michael Petullo --- utils/audit/Makefile | 144 ++++++++++++++++++ utils/audit/files/audit.init | 16 ++ ...tue-functions-for-strndupa-rawmemchr.patch | 133 ++++++++++++++++ utils/audit/patches/0002-fix-gcc-10.patch | 26 ++++ 4 files changed, 319 insertions(+) create mode 100644 utils/audit/Makefile create mode 100644 utils/audit/files/audit.init create mode 100644 utils/audit/patches/0001-Add-substitue-functions-for-strndupa-rawmemchr.patch create mode 100644 utils/audit/patches/0002-fix-gcc-10.patch diff --git a/utils/audit/Makefile b/utils/audit/Makefile new file mode 100644 index 000000000..f14f9d555 --- /dev/null +++ b/utils/audit/Makefile @@ -0,0 +1,144 @@ +# +# This is free software, licensed under the GNU General Public License v2. +# See /LICENSE for more information. +# + +include $(TOPDIR)/rules.mk + +PKG_NAME:=audit +PKG_VERSION:=2.8.5 +PKG_RELEASE:=1 + +PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz +PKG_SOURCE_URL:=http://people.redhat.com/sgrubb/audit +PKG_HASH:=0e5d4103646e00f8d1981e1cd2faea7a2ae28e854c31a803e907a383c5e2ecb7 + +PKG_MAINTAINER:=Thomas Petazzoni +PKG_LICENSE:=GPL-2.0-or-later +PKG_LICENSE_FILES:=COPYING +PKG_CPE_ID:=cpe:/a:linux_audit_project:linux_audit + +PKG_FIXUP:=autoreconf + +PKG_USE_MIPS16:=0 + +include $(INCLUDE_DIR)/package.mk +include $(INCLUDE_DIR)/host-build.mk + +define Package/audit/Default + TITLE:=Audit Daemon + URL:=http://people.redhat.com/sgrubb/audit/ +endef + +define Package/audit/Default/description + The audit package contains the user space utilities for + storing and searching the audit records generated by + the audit subsystem in the Linux 2.6 kernel +endef + +define Package/libauparse +$(call Package/audit/Default) + SECTION:=libs + CATEGORY:=Libraries + TITLE+= (parsing shared library) + DEPENDS:= +libaudit +endef + +define Package/libauparse/description +$(call Package/audit/Default/description) + This package contains the audit parsing shared library. +endef + +define Package/audit-utils +$(call Package/audit/Default) + SECTION:=utils + CATEGORY:=Utilities + TITLE+= (utilities) + DEPENDS:= +libaudit +libauparse +endef + +define Package/audit-utils/description +$(call Package/audit/Default/description) + This package contains the audit utilities. +endef + +define Package/audit +$(call Package/audit/Default) + SECTION:=utils + CATEGORY:=Utilities + TITLE+= (daemon) + DEPENDS:= +libaudit +libauparse +audit-utils +endef + +define Package/audit/description +$(call Package/audit/Default/description) + This package contains the audit daemon. +endef + +CONFIGURE_VARS += \ + LDFLAGS_FOR_BUILD="$(HOST_LDFLAGS)" \ + CPPFLAGS_FOR_BUILD="$(HOST_CPPFLAGS)" \ + CFLAGS_FOR_BUILD="$(HOST_CFLAGS)" \ + CC_FOR_BUILD="$(HOSTCC)" + +CONFIGURE_ARGS += \ + --without-libcap-ng \ + --disable-systemd \ + --without-python \ + --without-python3 \ + --disable-zos-remote + +ifeq ($(ARCH),aarch64) +CONFIGURE_ARGS += --with-aarch64 +else ifeq ($(ARCH),arm) +CONFIGURE_ARGS += --with-arm +endif + +# We can't use the default, as the default passes $(MAKE_ARGS), which +# overrides CC, CFLAGS, etc. and defeats the *_FOR_BUILD definitions +# passed in CONFIGURE_VARS +define Build/Compile + $(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR)/$(MAKE_PATH) +endef + +define Build/Install + $(call Build/Install/Default,install) + $(SED) 's%^dispatcher *=.*%dispatcher = /usr/sbin/audispd%' $(PKG_INSTALL_DIR)/etc/audit/auditd.conf +endef + +define Build/InstallDev + $(INSTALL_DIR) $(1)/usr/include + $(CP) $(PKG_INSTALL_DIR)/usr/include/* $(1)/usr/include/ + $(INSTALL_DIR) $(1)/usr/lib/pkgconfig + $(INSTALL_DATA) $(PKG_INSTALL_DIR)/usr/lib/pkgconfig/*.pc $(1)/usr/lib/pkgconfig/ + $(INSTALL_DIR) $(1)/usr/lib + $(CP) $(PKG_INSTALL_DIR)/usr/lib/* $(1)/usr/lib/ +endef + +define Package/libauparse/install + $(INSTALL_DIR) $(1)/usr/lib + $(CP) $(PKG_INSTALL_DIR)/usr/lib/libauparse.so.* $(1)/usr/lib/ +endef + +define Package/audit-utils/install + $(INSTALL_DIR) $(1)/usr/bin + $(CP) $(PKG_INSTALL_DIR)/usr/bin/* $(1)/usr/bin/ + $(INSTALL_DIR) $(1)/usr/sbin + $(CP) \ + $(PKG_INSTALL_DIR)/usr/sbin/{augenrules,audispd,audisp-remote,auditctl,autrace,aureport,ausearch} \ + $(1)/usr/sbin/ +endef + +define Package/audit/install + $(INSTALL_DIR) $(1)/etc/audit + $(CP) $(PKG_INSTALL_DIR)/etc/audit/* $(1)/etc/audit/ + $(INSTALL_DIR) $(1)/etc/init.d + $(INSTALL_BIN) ./files/audit.init $(1)/etc/init.d/audit + $(INSTALL_DIR) $(1)/usr/sbin + $(CP) $(PKG_INSTALL_DIR)/usr/sbin/auditd $(1)/usr/sbin/ +endef + +$(eval $(call HostBuild)) +$(eval $(call BuildPackage,libauparse)) +$(eval $(call BuildPackage,audit-utils)) +$(eval $(call BuildPackage,audit)) diff --git a/utils/audit/files/audit.init b/utils/audit/files/audit.init new file mode 100644 index 000000000..4a9f53884 --- /dev/null +++ b/utils/audit/files/audit.init @@ -0,0 +1,16 @@ +#!/bin/sh /etc/rc.common +# Copyright (c) 2014 OpenWrt.org + +START=11 + +USE_PROCD=1 +PROG=/usr/sbin/auditd + +start_service() { + mkdir -p /var/log/audit + procd_open_instance + procd_set_param command "$PROG" -n + procd_set_param respawn + procd_close_instance + test -f /etc/audit/rules.d/audit.rules && /usr/sbin/auditctl -R /etc/audit/rules.d/audit.rules +} diff --git a/utils/audit/patches/0001-Add-substitue-functions-for-strndupa-rawmemchr.patch b/utils/audit/patches/0001-Add-substitue-functions-for-strndupa-rawmemchr.patch new file mode 100644 index 000000000..ac292c57d --- /dev/null +++ b/utils/audit/patches/0001-Add-substitue-functions-for-strndupa-rawmemchr.patch @@ -0,0 +1,133 @@ +From c39a071e7c021f6ff3554aca2758e97b47a9777c Mon Sep 17 00:00:00 2001 +From: Steve Grubb +Date: Tue, 26 Feb 2019 18:33:33 -0500 +Subject: [PATCH] Add substitue functions for strndupa & rawmemchr + +(cherry picked from commit d579a08bb1cde71f939c13ac6b2261052ae9f77e) +Signed-off-by: Thomas Petazzoni +--- + auparse/auparse.c | 12 +++++++++++- + auparse/interpret.c | 9 ++++++++- + configure.ac | 14 +++++++++++++- + src/ausearch-lol.c | 12 +++++++++++- + 4 files changed, 43 insertions(+), 4 deletions(-) + +diff --git a/auparse/auparse.c b/auparse/auparse.c +index 650db02..2e1c737 100644 +--- a/auparse/auparse.c ++++ b/auparse/auparse.c +@@ -1,5 +1,5 @@ + /* auparse.c -- +- * Copyright 2006-08,2012-17 Red Hat Inc., Durham, North Carolina. ++ * Copyright 2006-08,2012-19 Red Hat Inc., Durham, North Carolina. + * All Rights Reserved. + * + * This library is free software; you can redistribute it and/or +@@ -1118,6 +1118,16 @@ static int str2event(char *s, au_event_t *e) + return 0; + } + ++#ifndef HAVE_STRNDUPA ++static inline char *strndupa(const char *old, size_t n) ++{ ++ size_t len = strnlen(old, n); ++ char *tmp = alloca(len + 1); ++ tmp[len] = 0; ++ return memcpy(tmp, old, len); ++} ++#endif ++ + /* Returns 0 on success and 1 on error */ + static int extract_timestamp(const char *b, au_event_t *e) + { +diff --git a/auparse/interpret.c b/auparse/interpret.c +index 51c4a5e..67b7b77 100644 +--- a/auparse/interpret.c ++++ b/auparse/interpret.c +@@ -853,6 +853,13 @@ err_out: + return print_escaped(id->val); + } + ++// rawmemchr is faster. Let's use it if we have it. ++#ifdef HAVE_RAWMEMCHR ++#define STRCHR rawmemchr ++#else ++#define STRCHR strchr ++#endif ++ + static const char *print_proctitle(const char *val) + { + char *out = (char *)print_escaped(val); +@@ -863,7 +870,7 @@ static const char *print_proctitle(const char *val) + // Proctitle has arguments separated by NUL bytes + // We need to write over the NUL bytes with a space + // so that we can see the arguments +- while ((ptr = rawmemchr(ptr, '\0'))) { ++ while ((ptr = STRCHR(ptr, '\0'))) { + if (ptr >= end) + break; + *ptr = ' '; +diff --git a/configure.ac b/configure.ac +index 6e345f1..6f3007e 100644 +--- a/configure.ac ++++ b/configure.ac +@@ -1,7 +1,7 @@ + dnl + define([AC_INIT_NOTICE], + [### Generated automatically using autoconf version] AC_ACVERSION [ +-### Copyright 2005-18 Steve Grubb ++### Copyright 2005-19 Steve Grubb + ### + ### Permission is hereby granted, free of charge, to any person obtaining a + ### copy of this software and associated documentation files (the "Software"), +@@ -72,6 +72,18 @@ dnl; posix_fallocate is used in audisp-remote + AC_CHECK_FUNCS([posix_fallocate]) + dnl; signalfd is needed for libev + AC_CHECK_FUNC([signalfd], [], [ AC_MSG_ERROR([The signalfd system call is necessary for auditd]) ]) ++dnl; check if rawmemchr is available ++AC_CHECK_FUNCS([rawmemchr]) ++dnl; check if strndupa is available ++AC_LINK_IFELSE( ++ [AC_LANG_SOURCE( ++ [[ ++ #define _GNU_SOURCE ++ #include ++ int main() { (void) strndupa("test", 10); return 0; }]])], ++ [AC_DEFINE(HAVE_STRNDUPA, 1, [Let us know if we have it or not])], ++ [] ++) + + ALLWARNS="" + ALLDEBUG="-g" +diff --git a/src/ausearch-lol.c b/src/ausearch-lol.c +index 5d17a72..758c33e 100644 +--- a/src/ausearch-lol.c ++++ b/src/ausearch-lol.c +@@ -1,6 +1,6 @@ + /* + * ausearch-lol.c - linked list of linked lists library +-* Copyright (c) 2008,2010,2014,2016 Red Hat Inc., Durham, North Carolina. ++* Copyright (c) 2008,2010,2014,2016,2019 Red Hat Inc., Durham, North Carolina. + * All Rights Reserved. + * + * This software may be freely redistributed and/or modified under the +@@ -152,6 +152,16 @@ static int compare_event_time(event *e1, event *e2) + return 0; + } + ++#ifndef HAVE_STRNDUPA ++static inline char *strndupa(const char *old, size_t n) ++{ ++ size_t len = strnlen(old, n); ++ char *tmp = alloca(len + 1); ++ tmp[len] = 0; ++ return memcpy(tmp, old, len); ++} ++#endif ++ + /* + * This function will look at the line and pick out pieces of it. + */ +-- +2.21.0 + diff --git a/utils/audit/patches/0002-fix-gcc-10.patch b/utils/audit/patches/0002-fix-gcc-10.patch new file mode 100644 index 000000000..5986cf0e4 --- /dev/null +++ b/utils/audit/patches/0002-fix-gcc-10.patch @@ -0,0 +1,26 @@ +From 017e6c6ab95df55f34e339d2139def83e5dada1f Mon Sep 17 00:00:00 2001 +From: Steve Grubb +Date: Fri, 10 Jan 2020 21:13:50 -0500 +Subject: [PATCH 01/30] Header definitions need to be external when building + with -fno-common (which is default in GCC 10) - Tony Jones + +--- + src/ausearch-common.h | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/src/ausearch-common.h b/src/ausearch-common.h +index 6669203..3040547 100644 +--- a/src/ausearch-common.h ++++ b/src/ausearch-common.h +@@ -50,7 +50,7 @@ extern pid_t event_pid; + extern int event_exact_match; + extern uid_t event_uid, event_euid, event_loginuid; + extern const char *event_tuid, *event_teuid, *event_tauid; +-slist *event_node_list; ++extern slist *event_node_list; + extern const char *event_comm; + extern const char *event_filename; + extern const char *event_hostname; +-- +2.26.2 +