From mboxrd@z Thu Jan 1 00:00:00 1970 From: Clayton Shotwell Date: Fri, 10 Jul 2015 18:27:51 -0500 Subject: [Buildroot] [PATCH v8 05/16] linux-pam: selinux support In-Reply-To: <1436570882-56442-1-git-send-email-clayton.shotwell@rockwellcollins.com> References: <1436570882-56442-1-git-send-email-clayton.shotwell@rockwellcollins.com> Message-ID: <1436570882-56442-6-git-send-email-clayton.shotwell@rockwellcollins.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net From: Matt Weber Signed-off-by: Matthew Weber --- Changes v7 -> v8: - Removed sub-shell around the config file install block and refactored the block to use absolute paths for the copying (Suggested by Samuel) - Changed the enable-db=no configure option to disable-db to be consistent with the rest of the configure options (Suggested by Samuel) Changes v6 -> v7: - Added missing host-pkgconf dependency and removed unneeded host-autoconf dependency(Clayton S.) Changes v5 -> v6: - No changes Changes v4 -> v5: - Dropping unneeded patch (Clayton S.) Changes v1 -> v4: - Did not exist --- package/linux-pam/linux-pam.mk | 56 +++++++++++++++++++++++++++++++++++++- package/linux-pam/system-auth.pamd | 15 ++++++++++ 2 files changed, 70 insertions(+), 1 deletion(-) create mode 100644 package/linux-pam/system-auth.pamd diff --git a/package/linux-pam/linux-pam.mk b/package/linux-pam/linux-pam.mk index 26b627e..72ead8e 100644 --- a/package/linux-pam/linux-pam.mk +++ b/package/linux-pam/linux-pam.mk @@ -8,6 +8,9 @@ LINUX_PAM_VERSION = 1.1.8 LINUX_PAM_SOURCE = Linux-PAM-$(LINUX_PAM_VERSION).tar.bz2 LINUX_PAM_SITE = http://linux-pam.org/library LINUX_PAM_INSTALL_STAGING = YES + +# lckpwdf is included with shadow +# cracklib and libdb are not currently present in buildroot LINUX_PAM_CONF_OPTS = \ --disable-prelude \ --disable-isadir \ @@ -15,8 +18,10 @@ LINUX_PAM_CONF_OPTS = \ --disable-db \ --disable-regenerate-docu \ --enable-securedir=/lib/security \ + --disable-cracklib \ --libdir=/lib -LINUX_PAM_DEPENDENCIES = flex host-flex host-pkgconf + +LINUX_PAM_DEPENDENCIES = flex host-flex host-pkgconf host-linux-pam LINUX_PAM_AUTORECONF = YES LINUX_PAM_LICENSE = BSD-3c LINUX_PAM_LICENSE_FILES = Copyright @@ -26,12 +31,61 @@ LINUX_PAM_DEPENDENCIES += gettext LINUX_PAM_MAKE_OPTS += LIBS=-lintl endif +ifeq ($(BR2_PACKAGE_LIBSELINUX),y) + LINUX_PAM_CONF_OPTS += --enable-selinux + LINUX_PAM_DEPENDENCIES += libselinux +else + LINUX_PAM_CONF_OPTS += --disable-selinux +endif + +ifeq ($(BR2_PACKAGE_AUDIT),y) + LINUX_PAM_CONF_OPTS += --enable-audit + LINUX_PAM_DEPENDENCIES += audit +else + LINUX_PAM_CONF_OPTS += --disable-audit +endif + # Install default pam config (deny everything) define LINUX_PAM_INSTALL_CONFIG $(INSTALL) -m 0644 -D package/linux-pam/other.pam \ $(TARGET_DIR)/etc/pam.d/other endef +# Use the host-pam pam_conv1 app to create the pam.d files +define LINUX_PAM_CONFIG_FILE_TARGET_INSTALL + if [ -d $(TARGET_DIR)/etc/pam.d/ ]; then \ + mv $(TARGET_DIR)/etc/pam.d/ $(TARGET_DIR)/etc/pam.d.orig/; \ + fi; \ + cd $(TARGET_DIR)/etc/ && \ + cat $(@D)/conf/pam.conf | $(HOST_DIR)/usr/bin/pam_conv1; \ + if [ -d $(TARGET_DIR)/etc/pam.d.orig ]; then \ + cp -a $(TARGET_DIR)/etc/pam.d/* $(TARGET_DIR)/etc/pam.d.orig/; \ + rm -rf $(TARGET_DIR)/etc/pam.d/; \ + mv $(TARGET_DIR)/etc/pam.d.orig/ $(TARGET_DIR)/etc/pam.d/; \ + fi; + $(INSTALL) -D -m 0644 package/linux-pam/system-auth.pamd $(TARGET_DIR)/etc/pam.d/system-auth +endef + +LINUX_PAM_POST_INSTALL_TARGET_HOOKS += LINUX_PAM_CONFIG_FILE_TARGET_INSTALL LINUX_PAM_POST_INSTALL_TARGET_HOOKS += LINUX_PAM_INSTALL_CONFIG +HOST_LINUX_PAM_DEPENDENCIES = host-flex host-pkgconf + +HOST_LINUX_PAM_CONF_OPTS = --disable-rpath \ + --enable-read-both-confs \ + --disable-regenerate-docu \ + --disable-isadir \ + --disable-nis \ + --enable-securedir=/lib/security \ + --disable-prelude \ + --disable-cracklib \ + --disable-lckpwdf \ + --disable-db \ + --disable-selinux \ + --disable-audit \ + +define HOST_LINUX_PAM_INSTALL_CMDS + $(INSTALL) -m 755 $(@D)/conf/pam_conv1/pam_conv1 $(HOST_DIR)/usr/bin/ +endef $(eval $(autotools-package)) +$(eval $(host-autotools-package)) diff --git a/package/linux-pam/system-auth.pamd b/package/linux-pam/system-auth.pamd new file mode 100644 index 0000000..2fa116a --- /dev/null +++ b/package/linux-pam/system-auth.pamd @@ -0,0 +1,15 @@ +#%PAM-1.0 +auth required pam_env.so +auth sufficient pam_unix.so +auth required pam_deny.so + +account required pam_unix.so + +#password required pam_cracklib.so try_first_pass retry=3 +password sufficient pam_unix.so md5 shadow try_first_pass +password required pam_deny.so + +session optional pam_keyinit.so revoke +session required pam_limits.so +session [success=1 default=ignore] pam_succeed_if.so service in crond quiet use_uid +session required pam_unix.so -- 1.9.1