openappsec/nodes/orchestration/scripts/cp-nano-makefile-generator.sh

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Executable File

#!/bin/bash
initializeEnviroment()
{
TMP_ENCODE=""
CURRENT_TIME=""
PACKAGE_VERSION=""
CUR_NGINX_ALREADY_SUPPORTED=false
NUMBER_OF_CONFIGURATION_FLAGS=0
TMP_NGINX_UNPARSED_CONFIGURATION="/tmp/nginx_unparsed_tmp_conf.txt"
TMP_NGINX_PARSED_CONFIGURATION_FLAGS="/tmp/nginx_parsed_conf_flags.txt"
TMP_DECODED_FILE_PATH="/tmp/decoded_file.txt"
IS_ALPINE=false
if [[ ! -z "$(cat /etc/*release | grep alpine)" ]]; then
IS_ALPINE=true
fi
if [[ $PRODUCT_TYPE == "kong" ]]; then
SERVER_TYPE="$PRODUCT_TYPE"
IS_KONG=true
nginx_cmd=nginx
if [[ -f $NGINX_INPUT_PATH ]]; then
nginx_cmd="$NGINX_INPUT_PATH"
fi
else
SERVER_TYPE="nginx"
IS_KONG=false
nginx_cmd=nginx
if [[ -n "$(command -v kong)" ]]; then
SERVER_TYPE="kong"
IS_KONG=true
if [[ -f /usr/local/openresty/nginx/sbin/nginx ]]; then
nginx_cmd='/usr/local/openresty/nginx/sbin/nginx'
fi
fi
fi
}
usage()
{
local IS_ERROR=$1
local option=$2
if [[ ${IS_ERROR} == true ]]; then
echo "Error: unsupported option '${option}'"
fi
echo "Usage:"
line_padding=" "
local debug_print_option="-h, --help"
printf "%s %s Print (this) help message\n" "$debug_print_option" "${line_padding:${#debug_print_option}}"
debug_print_option="-d, --debug"
printf "%s %s Enable debug mode\n" "$debug_print_option" "${line_padding:${#debug_print_option}}"
debug_print_option="-v, --verbose"
printf "%s %s show version and configure options\n" "$debug_print_option" "${line_padding:${#debug_print_option}}"
debug_print_option="-o, --output"
printf "%s %s change output file name into '${option}'\n" "$debug_print_option" "${line_padding:${#debug_print_option}}"
debug_print_option="-f, --force"
printf "%s %s force creation of makefile'\n" "$debug_print_option" "${line_padding:${#debug_print_option}}"
if [[ ${IS_ERROR} == true ]]; then
exit -1
else
exit 1
fi
}
debug()
{
local debug_message=$1
if [[ $IS_DEBUG_MODE_ACTIVE == true ]]; then
echo -e $debug_message
fi
}
check_flags_options()
{
local argc=$#
for (( i = 1; i <= $argc; i++ )); do
local option=${!i}
local IS_ERROR=false
if [[ "$option" == "--debug" || "$option" == "-d" ]]; then
IS_DEBUG_MODE_ACTIVE=true
elif [[ "$option" == "--verbose" || "$option" == "-v" ]]; then
IS_VERBOSE_MODE_ACTIVE=true
elif [[ "$option" == "--force" || "$option" == "-f" ]]; then
IS_FORCE_OUTPUT=true
elif [[ "$option" == "--overwrite-file" || "$option" == "-of" ]]; then
IS_OVERWRITE_FILE=true
elif [[ "$option" == "--output" || "$option" == "-o" ]]; then
IS_OUTPUT_NAME_MODE_ACTIVE=true
i=$((i+1))
FILE_NAME=${!i}
if [[ -z ${FILE_NAME} ]]; then
echo "Error: No file name was given for ${option} option."
exit -1
fi
elif [[ "$option" == "--product" || "$option" == "-p" ]]; then
i=$((i+1))
PRODUCT_TYPE=${!i}
if [[ -z ${PRODUCT_TYPE} ]]; then
echo "Error: No product name was given for ${option} option."
exit -1
fi
elif [[ "$option" == "--product-version" || "$option" == "-pv" ]]; then
i=$((i+1))
PRODUCT_VERSION=${!i}
if [[ -z ${PRODUCT_VERSION} ]]; then
echo "Error: No product version was given for ${option} option."
exit -1
fi
elif [[ "$option" == "--product-nginx-path" || "$option" == "-n" ]]; then
i=$((i+1))
NGINX_INPUT_PATH=${!i}
if [[ -z "$NGINX_INPUT_PATH" ]]; then
echo "Error: No nginx input path was given for ${option} option."
exit -1
fi
elif [[ "$option" == "--help" || "$option" == "-h" ]]; then
usage ${IS_ERROR} ${option}
elif [[ ! -z $option ]]; then
IS_ERROR=true
usage ${IS_ERROR} ${option}
fi
done
}
_main()
{
echo "Starting verification of Check Point support with local nginx server"
initializeEnviroment
getNginxVersion
${nginx_cmd} -V &> "$TMP_NGINX_UNPARSED_CONFIGURATION"
if [[ $IS_VERBOSE_MODE_ACTIVE == true ]]; then
echo ""
cat ${TMP_NGINX_UNPARSED_CONFIGURATION}
echo ""
fi
while IFS= read -ra UNPARSED_CONFIGURATION_LINE <&3; do
if [[ ${UNPARSED_CONFIGURATION_LINE} =~ ^"nginx version:" ]]; then
openFile
elif [[ ${UNPARSED_CONFIGURATION_LINE} =~ ^"built by gcc" ]]; then
addBuiltConfiguration "${UNPARSED_CONFIGURATION_LINE}"
elif [[ ${UNPARSED_CONFIGURATION_LINE} =~ ^"configure arguments:" ]]; then
IFS="'"
addAndCutOptionalFlags ${UNPARSED_CONFIGURATION_LINE}
IFS=" "
addRequiredFlags ${CONFIGURATION_FLAGES_NEED_TO_BE_PARSED}
fi
done 3<"$TMP_NGINX_UNPARSED_CONFIGURATION"
if [[ ${COMBINED_CONFIGURATION_FLAGS} =~ "--with-cc="* ]]; then
PARSED_CONFIGURATION="CONFIGURE_OPT=${COMBINED_CONFIGURATION_FLAGS}"
NUMBER_OF_CONFIGURATION_FLAGS=$((NUMBER_OF_CONFIGURATION_FLAGS-1))
else
PARSED_CONFIGURATION="CONFIGURE_OPT=${BUILT_BY_GCC_FLAG}${COMBINED_CONFIGURATION_FLAGS}"
fi
local local_pwd=$(pwd)
if [[ ${local_pwd:0:2} == "//" ]]; then
local_pwd=${local_pwd:1}
fi
debug "Moving parsed configuration to target ${local_pwd}/${FILE_NAME} configuration file"
echo -e ${PARSED_CONFIGURATION} > ${FILE_NAME}
add_nginx_and_release_versions
if [[ $IS_FORCE_OUTPUT != true ]]; then
checkFile
fi
if [[ $CUR_NGINX_ALREADY_SUPPORTED == true ]]; then
tearDown
echo -e "Check Point Nano Agent already supported on this environment"
else
tearDown
echo -e "Extracted environment data to $(pwd)/${FILE_NAME} \nPlease send file to nano-agent-attachments-support@checkpoint.com"
fi
}
tearDown()
{
rm -f ${TMP_NGINX_UNPARSED_CONFIGURATION}
rm -f ${TMP_NGINX_PARSED_CONFIGURATION_FLAGS}
rm -f ${TMP_DECODED_FILE_PATH}
rm -f ${TMP_NGINX_VERSION_FILE}
}
getNginxVersion()
{
TMP_NGINX_VERSION_FILE="/tmp/nginx_version_file.txt"
${nginx_cmd} -v &> "$TMP_NGINX_VERSION_FILE"
while IFS= read -ra UNPARSED_VERSION_CONFIGURATION_LINE <&3; do
if [[ ${UNPARSED_VERSION_CONFIGURATION_LINE} =~ ^"nginx version:" ]]; then
if [[ $IS_ALPINE == true ]]; then
NGINX_VERSION=`echo ${UNPARSED_VERSION_CONFIGURATION_LINE} | grep -oE [0-9]+.[0-9]+.[0-9]+`
else
NGINX_VERSION=`echo ${UNPARSED_VERSION_CONFIGURATION_LINE} | grep -oP [0-9]+.[0-9]+.[0-9]+`
fi
fi
done 3<"$TMP_NGINX_VERSION_FILE"
if [[ ${SERVER_TYPE} == "kong" ]]; then
if [[ -z ${PRODUCT_VERSION} ]]; then
KONG_VERSION="$(echo $(kong version) | cut -d" " -f3)"
else
KONG_VERSION="$PRODUCT_VERSION"
fi
fi
}
openFile()
{
if [[ ${IS_OUTPUT_NAME_MODE_ACTIVE} != true ]]; then
if [ ${SERVER_TYPE} == "kong" ]; then
FILE_NAME="${SERVER_TYPE}_${NGINX_VERSION}.mk"
else
FILE_NAME="${NGINX_VERSION}.mk"
fi
debug "Trying to create an empty ${NGINX_VERSION} file"
FILE_NAME_PATH="$(pwd)/${FILE_NAME}"
if [[ -z ${FILE_NAME_PATH} || ! ( ${FILE_NAME} =~ [0-9]+.[0-9]+.[0-9]+.mk ) ]]; then
echo "ERROR: can't find nginx version."
exit -1
fi
if [[ -f "${FILE_NAME_PATH}" ]]; then
if [[ ${IS_OVERWRITE_FILE} != true ]]; then
echo "The output file: ${FILE_NAME} already exists. Do you want to overwrite this file? [y/N]"
read answer
if [[ ${answer} != "y" ]]; then
echo -e "Stopping after the operation was cancelled.\nIf you wish to use other output file name you can use option -o or --output"
exit -1
fi
fi
fi
else
debug "Trying to create an empty ${FILE_NAME} file"
FILE_NAME_PATH="${FILE_NAME}"
fi
touch ${FILE_NAME_PATH} &> /dev/null
if [ ! -e ${FILE_NAME_PATH} ];then
echo "Failed to create ${FILE_NAME_PATH}"
exit -1
fi
debug "Created an empty ${FILE_NAME} file"
}
checkFile()
{
echo -e ${BUILT_BY_GCC_FLAG} > ${TMP_NGINX_PARSED_CONFIGURATION_FLAGS}
echo -e ${CONFIGURATION_FLAGS} >> ${TMP_NGINX_PARSED_CONFIGURATION_FLAGS}
echo "$TMP_ENCODE" | base64 --decode > ${TMP_DECODED_FILE_PATH}
while IFS='|' read -a db_line; do
local parsed_db_gcc_version=`echo ${db_line[1]} | tr -d -c 0-9`
local parsed_db_optional_flag=`echo ${db_line[2]}`
if [[ ${NGINX_VERSION} != ${db_line[0]} ]]; then
continue
elif [[ ${GCC_VERSION##*gcc-} != "" ]] && [[ ${GCC_VERSION##*gcc-} != ${parsed_db_gcc_version} ]]; then
continue
elif [[ ${CC_OPTIONAL_FLAGS} != ${parsed_db_optional_flag} ]]; then
continue
else
if [[ ${GCC_VERSION##*gcc-} == "" ]] && [[ ${db_line[1]} == 5 ]]; then
NUMBER_OF_CONFIGURATION_FLAGS=$((NUMBER_OF_CONFIGURATION_FLAGS+1))
fi
IFS='|'
checkAllDBLineFlags ${db_line[@]}
if [[ ${EQUAL_FLAGS} == true ]]; then
CUR_NGINX_ALREADY_SUPPORTED=true
break
fi
fi
done < ${TMP_DECODED_FILE_PATH}
}
checkAllDBLineFlags()
{
local argc=$#
local argv=("$@")
local number_of_db_line_flags=$((argc-3))
local gcc_version_prefix="--with-cc="
if [[ ${number_of_db_line_flags} == ${NUMBER_OF_CONFIGURATION_FLAGS} ]]; then
for ((i = 3; i < ${argc}; i++)); do
if [[ ${argv[i]} =~ ^"${gcc_version_prefix}"* ]]; then
continue
fi
checkFlag ${argv[i]}
if [[ ${found_equal_flag} == false ]]; then
EQUAL_FLAGS=false
return
fi
done
else return
fi
EQUAL_FLAGS=true
}
checkFlag()
{
found_equal_flag=false
db_flag=$1
while IFS='\' read -ra flag; do
if [[ "${flag}" == "${db_flag}" ]] || [[ "${flag} " == "${db_flag}" ]]; then
found_equal_flag=true
break
fi
done < ${TMP_NGINX_PARSED_CONFIGURATION_FLAGS}
}
addBuiltConfiguration()
{
BUILT_BY_GCC_FLAG_PREFIX="--with-cc=/usr/bin/"
if [[ $IS_ALPINE == true ]]; then
GCC_VERSION=`echo "$1" | grep -oE "gcc "[0-9]+ | tr ' ' '-'`
else
GCC_VERSION=`echo "$1" | grep -oP "gcc "[0-9]+ | tr ' ' '-'`
fi
if [[ "$GCC_VERSION" == "gcc-4" ]]; then
GCC_VERSION=gcc-5
elif [[ "$GCC_VERSION" == "gcc-10" ]] || [[ "$GCC_VERSION" == "gcc-11" ]] || [[ "$GCC_VERSION" == "gcc-12" ]] || [[ "$GCC_VERSION" == "gcc-13" ]]; then
GCC_VERSION=gcc-8
fi
BUILT_BY_GCC_FLAG=" \\\\\n${BUILT_BY_GCC_FLAG_PREFIX}${GCC_VERSION}"
NUMBER_OF_CONFIGURATION_FLAGS=$((NUMBER_OF_CONFIGURATION_FLAGS+1))
}
addAndCutOptionalFlags()
{
debug "Parsing all nginx configuration flags"
CC_EXTRA_PREFIX="EXTRA_CC_OPT="
CC_OPTIONAL_FLAG_PREFIX="--with-cc-opt="
LD_OPTIONAL_FLAG_PREFIX="--with-ld-opt="
local argc=$#
local argv=("$@")
for (( i = 0; i < $argc; i++ )); do
if [[ ${argv[i]} == *"${CC_OPTIONAL_FLAG_PREFIX}"* ]]; then
debug "Successfully added compilation flags"
CONFIGURATION_FLAGES_NEED_TO_BE_PARSED="${CONFIGURATION_FLAGES_NEED_TO_BE_PARSED}${argv[i]}"
i=$((i+1))
IFS=" "
addCCFlagsWithoutSpecsLocalFlag ${argv[i]}
CC_OPTIONAL_FLAGS="${CC_EXTRA_PREFIX}${CC_OPTIONAL_FLAGS}"
elif [[ ${argv[i]} == *"${LD_OPTIONAL_FLAG_PREFIX}"* ]]; then
CONFIGURATION_FLAGES_NEED_TO_BE_PARSED="${CONFIGURATION_FLAGES_NEED_TO_BE_PARSED}${argv[i]}"
i=$((i+1))
else CONFIGURATION_FLAGES_NEED_TO_BE_PARSED="${CONFIGURATION_FLAGES_NEED_TO_BE_PARSED}${argv[i]}"
fi
done
debug "Successfully finished adding optional flags"
}
addCCFlagsWithoutSpecsLocalFlag()
{
local argc=$#
local argv=("$@")
SPECS_FLAG_PREFIX="-specs="
NO_ERROR_PREFIX="-Wno-error="
FCF_PROTECTION_PREFIX="-fcf-protection"
FSTACK_PREFIX="-fstack-clash-protection"
BAZEL_PREFIX="-I/home/runner/.cache/bazel"
FFILE_PREFIX="-ffile-prefix-map"
TMP_KONG_INCLUDE="-I/tmp/build/usr/local/kong/include"
for (( j = 0; j < $argc; j++ )); do
if [[ ${argv[j]} =~ ^${FFILE_PREFIX} ]] ;
then
CC_OPTIONAL_FLAGS="${CC_OPTIONAL_FLAGS} ${FFILE_PREFIX}"
elif [[ ! ${argv[j]} =~ ^${SPECS_FLAG_PREFIX} ]] && \
[[ ! ${argv[j]} =~ ^${NO_ERROR_PREFIX} ]] && \
[[ ! ${argv[j]} =~ ^${FSTACK_PREFIX} ]] && \
[[ ! ${argv[j]} =~ ^${FCF_PROTECTION_PREFIX} ]] && \
[[ ! ($IS_KONG == true && ("${argv[j]}" =~ ^${BAZEL_PREFIX})) ]] && \
[[ ! ($IS_KONG == true && ("${argv[j]}" =~ ^${TMP_KONG_INCLUDE})) ]] ; \
then
CC_OPTIONAL_FLAGS="${CC_OPTIONAL_FLAGS} ${argv[j]}"
fi
done
CC_OPTIONAL_FLAGS=`echo $CC_OPTIONAL_FLAGS | grep ^"-"`
}
addRequiredFlags()
{
local argc=$#
local argv=("$@")
CC_OPTIONAL_FLAG_PREFIX="--with-cc-opt="
LD_OPTIONAL_FLAG_PREFIX="--with-ld-opt="
ADDITIONAL_MODULE_FLAG_PREFIX="--add-module="
DYNAMIC_MODULE_FLAG_PREFIX="--add-dynamic-module="
BUILD_FLAG_PREFIX="--build="
OPENSSL_VERSION_PREFIX="--with-openssl="
OPENSSL_OPT_PREFIX="--with-openssl-opt="
ZLIB_VERSION_PREFIX="--with-zlib="
HPACK_ENC_PREFIX="--with-http_v2_hpack_enc"
AUTH_JWT_PREFIX="--with-http_auth_jwt_module"
F4F_PREFIX="--with-http_f4f_module"
HLS_PREFIX="--with-http_hls_module"
SESSION_LOG_PREFIX="--with-http_session_log_module"
COMMON_PREFIX="--"
PCRE_PREFIX="--with-pcre="
PCRE_OPT_PREFIX="--with-pcre-opt="
NGINX_PATH_PREFIX="--prefix="
for (( i = 1; i < $argc; i++ )); do
if [[ "${argv[i]}" =~ ^${COMMON_PREFIX} ]] && \
[[ ! ("${argv[i]}" =~ ^${CC_OPTIONAL_FLAG_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ^${LD_OPTIONAL_FLAG_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${ADDITIONAL_MODULE_FLAG_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${OPENSSL_VERSION_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${OPENSSL_OPT_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${ZLIB_VERSION_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${DYNAMIC_MODULE_FLAG_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${BUILD_FLAG_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${AUTH_JWT_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${F4F_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${HLS_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${SESSION_LOG_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${PCRE_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${PCRE_OPT_PREFIX}) ]] && \
[[ ! ("${argv[i]}" =~ ${HPACK_ENC_PREFIX}) ]] && \
[[ ! ($IS_KONG == true && ("${argv[i]}" =~ ${NGINX_PATH_PREFIX})) ]] ; \
then
debug "Adding configuration flag: ${argv[i]}\n"
NUMBER_OF_CONFIGURATION_FLAGS=$((NUMBER_OF_CONFIGURATION_FLAGS+1))
CONFIGURATION_FLAGS="${CONFIGURATION_FLAGS} \\\\\n${argv[i]}"
fi
done
COMBINED_CONFIGURATION_FLAGS="${CONFIGURATION_FLAGS}\n\n${CC_OPTIONAL_FLAGS}"
debug "Successfully added nginx configuration flags"
}
add_nginx_and_release_versions()
{
echo -e "NGINX_VERSION=${NGINX_VERSION}" >> ${FILE_NAME}
[ -n "${KONG_VERSION}" ] && echo -e "KONG_VERSION=${KONG_VERSION}" >> "${FILE_NAME}"
RELEASE_VERSION=`cat /etc/*-release | grep -i "PRETTY_NAME\|Gaia" | cut -d"\"" -f2`
echo -e "RELEASE_VERSION=${RELEASE_VERSION}" >> ${FILE_NAME}
}
echo -e "Check Point Nano Agent Nginx compatibility verifier version ${PACKAGE_VERSION}\n"
check_flags_options "$@"
initializeEnviroment
_main