#!/usr/bin/ksh93

#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#

#
# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
#ident	"@(#)install-apache2	1.21	09/08/31 SMI"
#

set -o errexit

. ${SRC}/tools/install.subr
. ${SRC}/cmd/apr/apr-1.3/apr.build.env
. ${SRC}/cmd/apr-util/apr-util-1.3/apr-util.build.env
. ${SRC}/cmd/apache2/apache.build.env

# functions - search for "START HERE" to find start of control flow

ins_file() {
    iprog=$1
    idir=$2
    imode=$3
    _install N ${iprog} ${idir}/${iprog} ${imode}
}

ins_file_modified() {
    iprog=$1
    idir=$2
    idestfile=$3
    imode=$4
    _install N ${iprog} ${idir}/${idestfile} ${imode}
}

disable_suexec() {
    cd ${BINDIR}
    if [ -f "./suexec" ]; then
        mv suexec suexec.disabled
    fi
}

fix_config_files() {
    set +e
    cd ${TOP}/Solaris
    ins_file modules-32.load ${CONFDIR}/conf.d 644

    cd ${CONFDIR}
    rm -f *.default

    # Strip the 32-bit LoadModule directives from httpd.conf and put them in a
    # separate file
    grep "^LoadModule " ${TOP}/Solaris/32/httpd.conf >> conf.d/modules-32.load
    sed -f ${TOP}/Solaris/32/loadmodules.sed conf.d/modules-32.load > conf.d/modules-32.load.new
    mv conf.d/modules-32.load.new conf.d/modules-32.load

    # Add <IfModule prefork.c> directives if they are missing
    HAS_PREFORK_CONFIG=`grep "IfModule prefork.c" httpd.conf`
    if [ "x${HAS_PREFORK_CONFIG}" = "x" ]; then
        sed -f ${TOP}/Solaris/httpdconf.sed httpd.conf > httpd.conf.new
        mv httpd.conf.new httpd.conf
    fi

    # Rename <sysconfdir>/extra directory to a more intuitive name as
    # <sysconfdir>/samples-conf.d and remove the duplicate configuration files
    # in <sysconfdir>/original/extra directory
    if [ -d ${CONFDIR}/samples-conf.d ]; then
        rm -rf ${CONFDIR}/samples-conf.d   
    fi
    mv extra samples-conf.d
    rm -rf ${CONFDIR}/original/extra
    

    # Rename all the httpd-*.conf files within <sysconfdir>/sample-conf.d dir to 
    # *.conf (no "httpd-" prefix)
    cd ${CONFDIR}/samples-conf.d
    for i in *.conf
    do
        NEW_CONF_NAME=`echo $i | sed -e '/^httpd-\(.*\).conf/s;^httpd-;;g'`
        mv $i $NEW_CONF_NAME
    done

    # Set the appropriate SSLCipherSuite and other values 
    # within ssl.conf file in <sysconfdir>/samples-conf.d directory
    sed -f ${TOP}/Solaris/sslconf.sed ssl.conf > ssl.conf.new
    mv ssl.conf.new ssl.conf

    cd ${BINDIR}
    if [ ! -f  ${CONFDIR}/envvars ]; then
        grep "^#" envvars > ${CONFDIR}/envvars
    fi

    # Add logic to source the user-customizable envvars file
    ENVVAR_INCLUDE=`grep "/envvars" envvars` 
    if [ "x${ENVVAR_INCLUDE}" = "x" ]; then
        sed -f ${TOP}/Solaris/envvars.sed envvars > envvars.1
        mv envvars.1 envvars
    fi
    set -e
}

install_real_bins() {
    cd ${TOP}/${APACHE_WORKER_DIR}/.libs
    ins_file_modified httpd ${BINDIR} httpd.worker 555

    cd ${TOP}/${APACHE_PREFORK_DIR}/.libs
    ins_file httpd ${BINDIR} 555

    cd ${TOP}/${APACHE_PREFORK_DIR}/support/.libs
    for i in \
            ab \
            checkgid \
            htcacheclean \
            htdbm \
            htdigest \
            htpasswd \
            httxt2dbm \
            logresolve \
            rotatelogs
    do
        ins_file ${i} ${BINDIR} 555
    done
}

install_smf_hooks() {
    cd ${TOP}/Solaris
    ins_file http-apache22.xml ${ROOT}/var/svc/manifest/network 444
}

install_auth_gss() {
    cd ${MOD_AUTH_GSS_DIR}
    ins_file mod_auth_gss.so ${LIBEXECDIR} 555
}

post_process() {
    cd ${BINDIR}
    for i in \
        ab \
        checkgid \
        htcacheclean \
        htdbm \
        htdigest \
        htpasswd \
        httpd \
        httpd.worker \
        httxt2dbm \
        logresolve \
        rotatelogs \
        suexec.disabled
    do
        chmod u+w ${i}
        ${SRC}/tools/post_process ${i}
        chmod u-w ${i}
    done

    cd ${LIBEXECDIR}
    for i in *.so
    do
        chmod u+w ${i}
        ${SRC}/tools/post_process_so ${i}
        chmod u-w ${i}
    done
}

cleanup_crud() {
    rm -rf ${ROOT}${VARDIR}
}

fix_apache_perms() {

    cd ${CONFDIR}
    find . -type f -exec chmod 644 {} \;

    cd ${PREFIX}
    APDIRS="man manual"
    find ${APDIRS} -type d -exec chmod 755 {} \;
    find ${APDIRS} -type f -exec chmod 644 {} \;

    cd ${PREFIX}
    APDIRS="bin build include lib libexec"
    find ${APDIRS} -type d -exec chmod 755 {} \;
    find ${APDIRS} -type f -exec chmod 555 {} \;

    cd ${BINDIR}
    find . -type f -name envvars -exec chmod 644 {} \;
    find . -type f -name envvars-std -exec chmod 444 {} \;
    find . -type f -name suexec.disabled -exec chmod 700 {} \;

    cd ${INCLUDEDIR}
    find . -type f -exec chmod 644 {} \;

    cd ${VARDIR}
    APDIRS="cgi-bin error htdocs icons logs proxy"
    find ${APDIRS} -type d -exec chmod 755 {} \;
    find ${APDIRS} -type f -exec chmod 644 {} \;

    chmod 755 ${VARDIR}/proxy
    chmod 755 ${VARDIR}/logs
}

# apache2 stores all kinds of info about the build environment
# in $ROOT/usr/apache2/build.  We need to massage this so it
# is all relative to an installed machine, rather than a build
# proto area.
fix_build_config() {
    cd ${BUILDDIR}
    ${GPATCH} ${GPATCH_FLAGS} < ${TOP}/patches/32/rules.mk.patch.install
    ${GPATCH} ${GPATCH_FLAGS} < ${TOP}/patches/32/special.mk.patch.install
}

fix_perl_paths() {
    cd ${VARDIR}
    _fixup_perl cgi-bin/printenv
}

# install Apache commonly used man pages
install_man_files() {
    cd ${MAN8DIR}
    for i in *.8
    do
        ins_file $i ${ROOT}/usr/share/man/man8 444
    done

    cd ${TOP}/Solaris
    ins_file_modified apache2.1m.sunman ${ROOT}/usr/share/man/man1m apache2.1m 444
}

# install favicon files under default docroot 
install_favicon_files() {
    cd ${TOP}/Solaris
    ins_file favicon.gif ${VARDIR}/htdocs 644
    ins_file favicon.ico ${VARDIR}/htdocs 644
}

# create soft links to the binaries in ${BINDIR} from /usr/bin
# e.g.,  /usr/bin/ab --> /usr/apache2/2.2/bin/ab
create_bin_links() {
    cd ${BINDIR}
    for i in \
            ab \
            apxs \
            dbmmanage \
            htcacheclean \
            htdbm \
            htdigest \
            htpasswd \
            httxt2dbm \
            logresolve \
            mp2bug \
            rotatelogs
    do
        _install L ../${APACHE_DIR_PREFIX}/bin/${i} ${ROOT}/usr/bin/${i}
    done
}

# replace build environment specific paths 
replace_build_path() {
    cd ${BUILDDIR}
    for i in `ls -Lp | grep -v '/$'`; do
        sed -e "s;${ROOT};;g" \
            -e "s;-M ${MAPFILE_NOEXSTK} ;;g" \
            -e "s;${SPRO_VROOT}/bin/;;g" \
            -e "s;${APR_SRC_DIR32};${APR_USR_PREFIX};g" \
            -e "s;${APR_UTIL_SRC_DIR32};${APR_UTIL_USR_PREFIX};g" \
            -e "s;${APACHE_SRC_PREFORK_DIR32};${APACHE_USR_PREFIX};g" \
            -e "s;${APACHE_SRC_WORKER_DIR32};${APACHE_USR_PREFIX};g" < ${i} > ${i}.tmp
        cp -f ${i}.tmp ${i}
        rm -f ${i}.tmp
    done
}

# START HERE - actual script processing starts here

# Even though this is called "install-apache", it doesn't really
# install the whole thing.  Much of apache itself is installed by
# make install - we need to fix permissions.  What we install here
# are modules that apache won't install as part of its normal build.
# Each install task is a function, so it's relatively easy to add new
# stuff.

TOP=`pwd`

PREFIX=${ROOT}${APACHE_USR_PREFIX}
CONFDIR=${ROOT}${APACHE_ETC_PREFIX}
VARDIR=${ROOT}${APACHE_VAR_PREFIX}
INCLUDEDIR=${PREFIX}/include
HTDOCS=${VARDIR}/htdocs
MANUAL_HTDOCS=${PREFIX}/manual
MANDIR=${PREFIX}/man
MAN1DIR=${MANDIR}/man1
MAN3DIR=${MANDIR}/man3
MAN8DIR=${MANDIR}/man8
ETC=${ROOT}/etc
RIGHTSDIR=${ROOT}/etc/security

BINDIR=${PREFIX}/bin
BUILDDIR=${PREFIX}/build
LIBDIR=${PREFIX}/lib
LIBEXECDIR=${PREFIX}/libexec
MOD_AUTH_GSS_DIR=${TOP}/mod_auth_gss/.libs
APACHE_SRC_PREFORK_DIR32=${TOP}/${APACHE_PREFORK_DIR}
APACHE_SRC_WORKER_DIR32=${TOP}/${APACHE_WORKER_DIR}
APR_SRC_DIR32=${SRC}/cmd/apr/apr-${APR_VERSION_DIR}/${APR_DIR32}
APR_UTIL_SRC_DIR32=${SRC}/cmd/apr-util/apr-util-${APR_UTIL_VERSION_DIR}/${APR_UTIL_DIR32}

disable_suexec
install_real_bins
fix_config_files
install_smf_hooks
install_auth_gss
post_process
cleanup_crud
fix_build_config
fix_perl_paths
install_man_files
install_favicon_files
replace_build_path

# all installation should be done before this point, so the functions
# that fixup permissions can get everything that is installed.

fix_apache_perms
create_bin_links

exit 0