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Check that package are installed before launching check (#69)

Browse Source 
* FIX(1.6.1,1.7.1.x): check if apparmor and grub is installed

* FIX(2.2.15): check package install

* FIX(4.2.x): check package install

* FIX(5.1.x): check crontab files exist

* FIX(5.2.1): check package install

* FIX(99.3.3.x): check conf file exist

* Remove useless SUDO_CMD

* Deal with non existant /run/shm

* Replace exit code 128 by exit code 2

fix #65

Co-authored-by: GoldenKiwi <thibault.dewailly@corp.ovh.com>
This commit is contained in:
Thibault Ayanides
2021-03-25 14:01:57 +01:00
committed by GitHub
parent f8ac58700d
commit 1c51e4cec4
24 changed files with 561 additions and 409 deletions
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135
bin/hardening/4.2.1.4_syslog_ng_logfiles_perm.sh
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@ -19,6 +19,7 @@ DESCRIPTION="Create and set permissions on syslog-ng logfiles."
# Note: this is not exacly the same check as the one described in CIS PDF
PACKAGE='syslog-ng'
PERMISSIONS=''
USER=''
GROUP=''
@ -26,14 +27,71 @@ EXCEPTIONS=''
# This function will be called if the script status is on enabled / audit mode
audit() {
FILES=$(grep "file(" "$SYSLOG_BASEDIR"/syslog-ng.conf | grep '"' | cut -d'"' -f 2)
for FILE in $FILES; do
does_file_exist "$FILE"
if [ "$FNRET" != 0 ]; then
warn "$FILE does not exist"
else
is_pkg_installed "$PACKAGE"
if [ "$FNRET" != 0 ]; then
crit "$PACKAGE is not installed!"
else
FILES=$(grep "file(" "$SYSLOG_BASEDIR"/syslog-ng.conf | grep '"' | cut -d'"' -f 2)
for FILE in $FILES; do
does_file_exist "$FILE"
if [ "$FNRET" != 0 ]; then
warn "$FILE does not exist"
else
FOUND_EXC=0
if grep -q "$FILE" <(tr ' ' '\n' <<<"$EXCEPTIONS" | cut -d ":" -f 1); then
debug "$FILE is found in exceptions"
debug "Setting special user:group:perm"
FOUND_EXC=1
local user_bak="$USER"
local group_bak="$GROUP"
local perm_bak="$PERMISSIONS"
USER="$(tr ' ' '\n' <<<"$EXCEPTIONS" | grep "$FILE" | cut -d':' -f 2)"
GROUP="$(tr ' ' '\n' <<<"$EXCEPTIONS" | grep "$FILE" | cut -d':' -f 3)"
PERMISSIONS="$(tr ' ' '\n' <<<"$EXCEPTIONS" | grep "$FILE" | cut -d':' -f 4)"
fi
has_file_correct_ownership "$FILE" "$USER" "$GROUP"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct ownership ($USER:$GROUP)"
else
crit "$FILE ownership was not set to $USER:$GROUP"
fi
has_file_correct_permissions "$FILE" "$PERMISSIONS"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct permissions ($PERMISSIONS)"
else
crit "$FILE permissions were not set to $PERMISSIONS"
fi
if [ "$FOUND_EXC" = 1 ]; then
debug "Resetting user:group:perm"
USER="$user_bak"
GROUP="$group_bak"
PERMISSIONS="$perm_bak"
fi
fi
done
fi
}
# This function will be called if the script status is on enabled mode
apply() {
is_pkg_installed "$PACKAGE"
if [ "$FNRET" != 0 ]; then
crit "$PACKAGE is not installed!"
else
for FILE in $FILES; do
does_file_exist "$FILE"
if [ "$FNRET" != 0 ]; then
info "$FILE does not exist"
filedir=$(dirname "${FILE#/var/log/}")
if [ ! "$filedir" = "." ] && [ ! -d /var/log/"$filedir" ]; then
debug "Creating /var/log/$filedir for $FILE"
debug "mkdir -p /var/log/$filedir"
mkdir -p /var/log/"$filedir"
fi
touch "$FILE"
fi
FOUND_EXC=0
if grep -q "$FILE" <(tr ' ' '\n' <<<"$EXCEPTIONS" | cut -d ":" -f 1); then
if grep "$FILE" <(tr ' ' '\n' <<<"$EXCEPTIONS" | cut -d ":" -f 1); then
debug "$FILE is found in exceptions"
debug "Setting special user:group:perm"
FOUND_EXC=1
@ -46,15 +104,17 @@ audit() {
fi
has_file_correct_ownership "$FILE" "$USER" "$GROUP"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct ownership ($USER:$GROUP)"
ok "$FILE has correct ownership"
else
crit "$FILE ownership was not set to $USER:$GROUP"
warn "fixing $FILE ownership to $USER:$GROUP"
chown "$USER":"$GROUP" "$FILE"
fi
has_file_correct_permissions "$FILE" "$PERMISSIONS"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct permissions ($PERMISSIONS)"
ok "$FILE has correct permissions"
else
crit "$FILE permissions were not set to $PERMISSIONS"
info "fixing $FILE permissions to $PERMISSIONS"
chmod 0"$PERMISSIONS" "$FILE"
fi
if [ "$FOUND_EXC" = 1 ]; then
debug "Resetting user:group:perm"
@ -62,57 +122,8 @@ audit() {
GROUP="$group_bak"
PERMISSIONS="$perm_bak"
fi
fi
done
}
# This function will be called if the script status is on enabled mode
apply() {
for FILE in $FILES; do
does_file_exist "$FILE"
if [ "$FNRET" != 0 ]; then
info "$FILE does not exist"
filedir=$(dirname "${FILE#/var/log/}")
if [ ! "$filedir" = "." ] && [ ! -d /var/log/"$filedir" ]; then
debug "Creating /var/log/$filedir for $FILE"
debug "mkdir -p /var/log/$filedir"
mkdir -p /var/log/"$filedir"
fi
touch "$FILE"
fi
FOUND_EXC=0
if grep "$FILE" <(tr ' ' '\n' <<<"$EXCEPTIONS" | cut -d ":" -f 1); then
debug "$FILE is found in exceptions"
debug "Setting special user:group:perm"
FOUND_EXC=1
local user_bak="$USER"
local group_bak="$GROUP"
local perm_bak="$PERMISSIONS"
USER="$(tr ' ' '\n' <<<"$EXCEPTIONS" | grep "$FILE" | cut -d':' -f 2)"
GROUP="$(tr ' ' '\n' <<<"$EXCEPTIONS" | grep "$FILE" | cut -d':' -f 3)"
PERMISSIONS="$(tr ' ' '\n' <<<"$EXCEPTIONS" | grep "$FILE" | cut -d':' -f 4)"
fi
has_file_correct_ownership "$FILE" "$USER" "$GROUP"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct ownership"
else
warn "fixing $FILE ownership to $USER:$GROUP"
chown "$USER":"$GROUP" "$FILE"
fi
has_file_correct_permissions "$FILE" "$PERMISSIONS"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct permissions"
else
info "fixing $FILE permissions to $PERMISSIONS"
chmod 0"$PERMISSIONS" "$FILE"
fi
if [ "$FOUND_EXC" = 1 ]; then
debug "Resetting user:group:perm"
USER="$user_bak"
GROUP="$group_bak"
PERMISSIONS="$perm_bak"
fi
done
done
fi
}
# This function will create the config file for this check with default values