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IMP(shellcheck): remove $() in if condition (SC2091)

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This commit is contained in:
Thibault Ayanides 2020-12-10 08:16:23 +01:00
parent 99ac9339f4
commit 1c56bd9930
2 changed files with 13 additions and 13 deletions
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4
bin/hardening/2.2.15_mta_localhost.sh
View File

@ -29,7 +29,7 @@ audit() {
ok "Nothing listens on 25 port, probably unix socket configured"
else
info "Checking $RESULT"
if $(grep -q "127.0.0.1" <<<"$RESULT"); then
if grep -q "127.0.0.1" <<<"$RESULT"; then
ok "MTA is configured to localhost only"
else
crit "MTA listens worldwide"
@ -47,7 +47,7 @@ apply() {
ok "Nothing listens on 25 port, probably unix socket configured"
else
info "Checking $RESULT"
if $(grep -q "127.0.0.1" <<<"$RESULT"); then
if grep -q "127.0.0.1" <<<"$RESULT"; then
ok "MTA is configured to localhost only"
else
warn "MTA listens worldwide, correct this considering your MTA"

22
lib/utils.sh
View File

@ -52,7 +52,7 @@ set_sysctl_param() {
does_pattern_exist_in_dmesg() {
local PATTERN=$1
if $($SUDO_CMD dmesg | grep -qE "$PATTERN"); then
if $SUDO_CMD dmesg | grep -qE "$PATTERN"; then
FNRET=0
else
FNRET=1
@ -117,7 +117,7 @@ _does_pattern_exist_in_file() {
debug "Checking if $PATTERN is present in $FILE"
if $SUDO_CMD [ -r "$FILE" ]; then
debug "$SUDO_CMD grep -q $OPTIONS -- '$PATTERN' $FILE"
if $($SUDO_CMD grep -q "$OPTIONS" -- "$PATTERN" "$FILE"); then
if $SUDO_CMD grep -q "$OPTIONS" -- "$PATTERN" "$FILE"; then
debug "Pattern found in $FILE"
FNRET=0
else
@ -148,7 +148,7 @@ does_pattern_exist_in_file_multiline() {
debug "Checking if multiline pattern: $PATTERN is present in $FILE"
if $SUDO_CMD [ -r "$FILE" ]; then
debug "$SUDO_CMD grep -v '^[[:space:]]*#' $FILE | tr '\n' ' ' | grep -Pq -- "$PATTERN""
if $($SUDO_CMD grep -v '^[[:space:]]*#' "$FILE" | tr '\n' ' ' | grep -Pq -- "$PATTERN"); then
if $SUDO_CMD grep -v '^[[:space:]]*#' "$FILE" | tr '\n' ' ' | grep -Pq -- "$PATTERN"; then
debug "Pattern found in $FILE"
FNRET=0
else
@ -214,7 +214,7 @@ delete_line_in_file() {
does_user_exist() {
local USER=$1
if $(getent passwd "$USER" >/dev/null 2>&1); then
if getent passwd "$USER" >/dev/null 2>&1; then
FNRET=0
else
FNRET=1
@ -223,7 +223,7 @@ does_user_exist() {
does_group_exist() {
local GROUP=$1
if $(getent group "$GROUP" >/dev/null 2>&1); then
if getent group "$GROUP" >/dev/null 2>&1; then
FNRET=0
else
FNRET=1
@ -302,7 +302,7 @@ is_a_partition() {
local PARTITION_NAME=$1
FNRET=128
if $(grep "[[:space:]]$1[[:space:]]" /etc/fstab | grep -vqE "^#"); then
if grep "[[:space:]]$1[[:space:]]" /etc/fstab | grep -vqE "^#"; then
debug "$PARTITION found in fstab"
FNRET=0
else
@ -314,7 +314,7 @@ is_a_partition() {
# Verify that $1 is mounted at runtime
is_mounted() {
local PARTITION_NAME=$1
if $(grep -q "[[:space:]]$1[[:space:]]" /proc/mounts); then
if grep -q "[[:space:]]$1[[:space:]]" /proc/mounts; then
debug "$PARTITION found in /proc/mounts, it's mounted"
FNRET=0
else
@ -327,12 +327,12 @@ is_mounted() {
has_mount_option() {
local PARTITION=$1
local OPTION=$2
if $(grep "[[:space:]]${PARTITION}[[:space:]]" /etc/fstab | grep -vE "^#" | awk '{print $4}' | grep -q "bind"); then
if grep "[[:space:]]${PARTITION}[[:space:]]" /etc/fstab | grep -vE "^#" | awk '{print $4}' | grep -q "bind"; then
local actual_partition="$(grep "[[:space:]]${PARTITION}[[:space:]]" /etc/fstab | grep -vE "^#" | awk '{print $1}')"
debug "$PARTITION is a bind mount of $actual_partition"
PARTITION="$actual_partition"
fi
if $(grep "[[:space:]]${PARTITION}[[:space:]]" /etc/fstab | grep -vE "^#" | awk '{print $4}' | grep -q "$OPTION"); then
if grep "[[:space:]]${PARTITION}[[:space:]]" /etc/fstab | grep -vE "^#" | awk '{print $4}' | grep -q "$OPTION"; then
debug "$OPTION has been detected in fstab for partition $PARTITION"
FNRET=0
else
@ -345,7 +345,7 @@ has_mount_option() {
has_mounted_option() {
local PARTITION=$1
local OPTION=$2
if $(grep "[[:space:]]$1[[:space:]]" /proc/mounts | awk '{print $4}' | grep -q "$2"); then
if grep "[[:space:]]$1[[:space:]]" /proc/mounts | awk '{print $4}' | grep -q "$2"; then
debug "$OPTION has been detected in /proc/mounts for partition $PARTITION"
FNRET=0
else
@ -419,7 +419,7 @@ apt_install() {
is_pkg_installed() {
PKG_NAME=$1
if $(dpkg -s "$PKG_NAME" 2>/dev/null | grep -q '^Status: install '); then
if dpkg -s "$PKG_NAME" 2>/dev/null | grep -q '^Status: install '; then
debug "$PKG_NAME is installed"
FNRET=0
else