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Merge pull request #11440 from jan-cerny/RHEL-14484-rebased
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Support drop-in config in journald rules on RHEL
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teacup-on-rockingchair authored Jan 21, 2024
2 parents 909f710 + 06d6189 commit 4dca425
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Showing 18 changed files with 68 additions and 8 deletions.
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Expand Up @@ -37,21 +37,27 @@ ocil: |-
Storing logs with compression can help avoid filling the system disk.
Run the following command to verify that journald is compressing logs.
<pre>
{{%- if product in ["fedora", "rhel8", "rhel9", "sle15"] %}}
grep "^\sCompress" /etc/systemd/journald.conf {{{ journald_conf_dir_path }}}/*.conf
{{% else %}}
grep "^\sCompress" /etc/systemd/journald.conf
{{% endif %}}
</pre>
and it should return
<pre>
Compress=yes
</pre>
{{%- if product == "sle15" %}}

{{%- if product in ["fedora", "rhel8", "rhel9", "sle15"] %}}
template:
name: systemd_dropin_configuration
vars:
component: journald
master_cfg_file: /etc/systemd/journald.conf
dropin_dir: /etc/systemd/journal.d/
dropin_dir: {{{ journald_conf_dir_path }}}
param: Compress
value: yes
no_quotes: 'true'
{{% else %}}
template:
name: shell_lineinfile
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Expand Up @@ -37,22 +37,27 @@ ocil: |-
Storing logs remotely protects the integrity of the data from local attacks.
Run the following command to verify that journald is forwarding logs to a remote host.
<pre>
{{%- if product in ["rhel8", "rhel9", "sle15"] %}}
grep "^\sForwardToSyslog" /etc/systemd/journald.conf {{{ journald_conf_dir_path }}}/*.conf
{{% else %}}
grep "^\sForwardToSyslog" /etc/systemd/journald.conf
{{% endif %}}
</pre>
and it should return
<pre>
ForwardToSyslog=yes
</pre>

{{%- if product == "sle15" %}}
{{%- if product in ["rhel8", "rhel9", "sle15"] %}}
template:
name: systemd_dropin_configuration
vars:
component: journald
master_cfg_file: /etc/systemd/journald.conf
dropin_dir: /etc/systemd/journal.d/
dropin_dir: {{{ journald_conf_dir_path }}}
param: ForwardToSyslog
value: yes
no_quotes: 'true'
{{% else %}}
template:
name: shell_lineinfile
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Expand Up @@ -36,22 +36,27 @@ ocil: |-
Storing logs with persistent storage ensures they are available after a reboot or system crash.
Run the command below to verify that logs are being persistently stored to disk.
<pre>
{{%- if product in ["fedora", "rhel8", "rhel9", "sle15"] %}}
grep "^\sStorage" /etc/systemd/journald.conf {{{ journald_conf_dir_path }}}/*.conf
{{% else %}}
grep "^\sStorage" /etc/systemd/journald.conf
{{% endif %}}
</pre>
and it should return
<pre>
Storage=persistent
</pre>

{{%- if product == "sle15" %}}
{{%- if product in ["fedora", "rhel8", "rhel9", "sle15"] %}}
template:
name: systemd_dropin_configuration
vars:
component: journald
master_cfg_file: /etc/systemd/journald.conf
dropin_dir: /etc/systemd/journal.d/
dropin_dir: {{{ journald_conf_dir_path }}}
param: Storage
value: persistent
no_quotes: 'true'
{{% else %}}
template:
name: shell_lineinfile
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2 changes: 2 additions & 0 deletions products/fedora/product.yml
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Expand Up @@ -82,3 +82,5 @@ previous_pkg_release: "6112bcdc"
# Mapping of CPE platform to package
platform_package_overrides:
login_defs: "shadow-utils"

journald_conf_dir_path: /etc/systemd/journald.conf.d
2 changes: 2 additions & 0 deletions products/rhel8/product.yml
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Expand Up @@ -106,3 +106,5 @@ centos_major_version: "8"

reference_uris:
cis: 'https://www.cisecurity.org/benchmark/red_hat_linux/'

journald_conf_dir_path: /etc/systemd/journald.conf.d
2 changes: 2 additions & 0 deletions products/rhel9/product.yml
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Expand Up @@ -58,3 +58,5 @@ reference_uris:
centos_pkg_release: "5ccc5b19"
centos_pkg_version: "8483c65d"
centos_major_version: "9"

journald_conf_dir_path: /etc/systemd/journald.conf.d
1 change: 1 addition & 0 deletions products/sle15/product.yml
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Expand Up @@ -48,3 +48,4 @@ reference_uris:
dconf_gdm_dir: "gdm.d"

sysctl_remediate_drop_in_file: "true"
journald_conf_dir_path: /etc/systemd/journal.d
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Expand Up @@ -30,7 +30,7 @@

- name: Deduplicate values from {{{ COMPONENT }}} {{{ PARAM }}} dropin configuration
ansible.builtin.lineinfile:
path: "{{ item }}"
path: "{{ item.path }}"
create: false
regexp: ^\s*{{{ PARAM }}}=
state: absent
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5 changes: 4 additions & 1 deletion shared/templates/systemd_dropin_configuration/bash.template
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Expand Up @@ -6,7 +6,7 @@

function remove_{{{ COMPONENT }}}_{{{ PARAM }}}_configuration {
local COMPONENT_PARAM_CONFIG
COMPONENT_PARAM_CONFIG=$(ls {{{ DROPIN_DIR }}}/*.conf)
mapfile -t COMPONENT_PARAM_CONFIG < <(ls {{{ DROPIN_DIR }}}/*.conf)
COMPONENT_PARAM_CONFIG+=("{{{ MASTER_CFG_FILE }}}")

for f in "${COMPONENT_PARAM_CONFIG[@]}"
Expand All @@ -23,6 +23,9 @@ function {{{ COMPONENT }}}_{{{ PARAM }}}_add_configuration {
mkdir -p "{{{ DROPIN_DIR }}}"
COMPONENT_PARAM_REMEDY_CFG="{{{ DROPIN_DIR }}}/oscap-remedy.conf"

if [ ! -f "${COMPONENT_PARAM_REMEDY_CFG}" ] ; then
touch "${COMPONENT_PARAM_REMEDY_CFG}"
fi
cp "${COMPONENT_PARAM_REMEDY_CFG}" "${COMPONENT_PARAM_REMEDY_CFG}.bak"
# Insert before the line matching the regex '^#\s*Compress'.
line_number="$(LC_ALL=C grep -n "^#\s*{{{ PARAM }}}" "${COMPONENT_PARAM_REMEDY_CFG}.bak" | LC_ALL=C sed 's/:.*//g')"
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@@ -0,0 +1,6 @@
#!/bin/bash
PARAM="{{{ PARAM }}}"
VALUE="{{{ VALUE }}}"
DROPIN_DIR="{{{ DROPIN_DIR }}}"
[ -d $DROPIN_DIR ] || mkdir -p $DROPIN_DIR
echo "$PARAM=$VALUE" >> "$DROPIN_DIR/ssg.conf"
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@@ -0,0 +1,5 @@
#!/bin/bash
PARAM="{{{ PARAM }}}"
VALUE="{{{ VALUE }}}"
MASTER_CFG_FILE="{{{ MASTER_CFG_FILE }}}"
echo "$PARAM=$VALUE" >> "$MASTER_CFG_FILE"
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@@ -0,0 +1,9 @@
#!/bin/bash
PARAM="{{{ PARAM }}}"
VALUE="{{{ VALUE }}}"
DROPIN_DIR="{{{ DROPIN_DIR }}}"
MASTER_CFG_FILE="{{{ MASTER_CFG_FILE }}}"
[ -d $DROPIN_DIR ] || mkdir -p $DROPIN_DIR
echo "$PARAM=$VALUE" >> "$DROPIN_DIR/ssg.conf"
echo "$PARAM=badval" >> "$DROPIN_DIR/gss.conf"
echo "$PARAM=foobarzoo" >> "$MASTER_CFG_FILE"
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@@ -0,0 +1,5 @@
#!/bin/bash
PARAM="{{{ PARAM }}}"
DROPIN_DIR="{{{ DROPIN_DIR }}}"
[ -d $DROPIN_DIR ] || mkdir -p $DROPIN_DIR
echo "$PARAM=badval" >> "$DROPIN_DIR/ssg.conf"
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@@ -0,0 +1,5 @@
#!/bin/bash
PARAM="{{{ PARAM }}}"
VALUE="{{{ VALUE }}}"
MASTER_CFG_FILE="{{{ MASTER_CFG_FILE }}}"
echo "$PARAM=badval" >> "$MASTER_CFG_FILE"
1 change: 1 addition & 0 deletions tests/data/product_stability/fedora.yml
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Expand Up @@ -46,6 +46,7 @@ grub2_boot_path: /boot/grub2
grub2_uefi_boot_path: /boot/grub2
grub_helper_executable: grubby
init_system: systemd
journald_conf_dir_path: /etc/systemd/journald.conf.d
latest_pkg_release: 6202d9c6
latest_pkg_version: eb10b464
latest_release_fingerprint: 6A51BBABBA3D5467B6171221809A8D7CEB10B464
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1 change: 1 addition & 0 deletions tests/data/product_stability/rhel8.yml
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Expand Up @@ -79,6 +79,7 @@ grub2_boot_path: /boot/grub2
grub2_uefi_boot_path: /boot/efi/EFI/redhat
grub_helper_executable: grubby
init_system: systemd
journald_conf_dir_path: /etc/systemd/journald.conf.d
major_version_ordinal: 8
nobody_gid: 65534
nobody_uid: 65534
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1 change: 1 addition & 0 deletions tests/data/product_stability/rhel9.yml
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Expand Up @@ -35,6 +35,7 @@ grub2_boot_path: /boot/grub2
grub2_uefi_boot_path: /boot/grub2
grub_helper_executable: grubby
init_system: systemd
journald_conf_dir_path: /etc/systemd/journald.conf.d
major_version_ordinal: 9
nobody_gid: 65534
nobody_uid: 65534
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1 change: 1 addition & 0 deletions tests/data/product_stability/sle15.yml
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Expand Up @@ -29,6 +29,7 @@ grub2_boot_path: /boot/grub2
grub2_uefi_boot_path: /boot/grub2
grub_helper_executable: grub2-mkconfig
init_system: systemd
journald_conf_dir_path: /etc/systemd/journal.d
major_version_ordinal: 15
nobody_gid: 65534
nobody_uid: 65534
Expand Down

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