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100 lines
3.2 KiB
Bash
Executable File
100 lines
3.2 KiB
Bash
Executable File
#!/bin/bash
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# run-shellcheck
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#
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# CIS Debian Hardening
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#
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#
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# 4.2.2.2 Ensure journald is configured to compress large files (Scored)
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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# shellcheck disable=2034
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HARDENING_LEVEL=3
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# shellcheck disable=2034
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DESCRIPTION="Configure journald to send logs to syslog-ng."
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FILE='/etc/systemd/journald.conf'
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OPTIONS='Compress=yes'
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# This function will be called if the script status is on enabled / audit mode
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audit() {
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does_file_exist "$FILE"
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if [ "$FNRET" != 0 ]; then
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crit "$FILE does not exist"
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else
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ok "$FILE exists, checking configuration"
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for JOURNALD_OPTION in $OPTIONS; do
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JOURNALD_PARAM=$(echo "$JOURNALD_OPTION" | cut -d= -f 1)
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JOURNALD_VALUE=$(echo "$JOURNALD_OPTION" | cut -d= -f 2)
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PATTERN="^$JOURNALD_PARAM=$JOURNALD_VALUE"
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debug "$JOURNALD_PARAM should be set to $JOURNALD_VALUE"
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does_pattern_exist_in_file "$FILE" "$PATTERN"
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if [ "$FNRET" != 0 ]; then
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crit "$PATTERN is not present in $FILE"
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else
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ok "$PATTERN is present in $FILE"
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fi
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done
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fi
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}
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# This function will be called if the script status is on enabled mode
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apply() {
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does_file_exist "$FILE"
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if [ "$FNRET" != 0 ]; then
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warn "$FILE does not exist, creating it"
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touch "$FILE"
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else
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ok "$FILE exists"
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fi
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for JOURNALD_OPTION in $OPTIONS; do
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JOURNALD_PARAM=$(echo "$JOURNALD_OPTION" | cut -d= -f 1)
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JOURNALD_VALUE=$(echo "$JOURNALD_OPTION" | cut -d= -f 2)
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debug "$JOURNALD_PARAM should be set to $JOURNALD_VALUE"
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PATTERN="^$JOURNALD_PARAM=$JOURNALD_VALUE"
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does_pattern_exist_in_file "$FILE" "$PATTERN"
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if [ "$FNRET" != 0 ]; then
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warn "$PATTERN is not present in $FILE, adding it"
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does_pattern_exist_in_file "$FILE" "^$JOURNALD_PARAM"
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if [ "$FNRET" != 0 ]; then
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info "Parameter $JOURNALD_PARAM seems absent from $FILE, adding at the end"
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add_end_of_file "$FILE" "$JOURNALD_PARAM = $JOURNALD_VALUE"
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else
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info "Parameter $JOURNALD_PARAM is present but with the wrong value -- Fixing"
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replace_in_file "$FILE" "^$JOURNALD_PARAM=.*" "$JOURNALD_PARAM=$JOURNALD_VALUE"
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fi
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else
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ok "$PATTERN is present in $FILE"
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fi
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done
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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# shellcheck source=../../debian/default
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. /etc/default/cis-hardening
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fi
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if [ -z "$CIS_ROOT_DIR" ]; then
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echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
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echo "Cannot source CIS_ROOT_DIR variable, aborting."
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exit 128
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fi
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# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
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if [ -r "$CIS_ROOT_DIR"/lib/main.sh ]; then
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# shellcheck source=../../lib/main.sh
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. "$CIS_ROOT_DIR"/lib/main.sh
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else
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echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
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exit 128
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fi
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