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authorGuilhem Moulin <guilhem@fripost.org>2014-03-13 16:43:50 +0100
committerGuilhem Moulin <guilhem@fripost.org>2015-06-07 02:51:43 +0200
commitd72d516f2647a3e03b5e11d891c6ec4e9ddcf9cf (patch)
tree3d8e0f75a74d710aa1f0d84ce27daea302acb6e1 /roles/common
parent984708466b7c368e98a8b51c00acff5e6b870bd2 (diff)
Make use of Ansible 1.5 new features.
Most notably pipelining=True and sysctl_set=yes.
Diffstat (limited to 'roles/common')
-rw-r--r--roles/common/files/etc/logcheck/ignore.d.server/common.local4
-rw-r--r--roles/common/files/etc/logcheck/violations.ignore.d/logcheck-sudo7
-rw-r--r--roles/common/tasks/logging.yml1
-rw-r--r--roles/common/tasks/rkhunter.yml2
-rw-r--r--roles/common/tasks/sysctl.yml2
5 files changed, 14 insertions, 2 deletions
diff --git a/roles/common/files/etc/logcheck/ignore.d.server/common.local b/roles/common/files/etc/logcheck/ignore.d.server/common.local
index 22fe621..331edeb 100644
--- a/roles/common/files/etc/logcheck/ignore.d.server/common.local
+++ b/roles/common/files/etc/logcheck/ignore.d.server/common.local
@@ -1,6 +1,8 @@
# Ansible Managed
# Do NOT edit this file directly!
#
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: subsystem request for sftp by user [^[:space:]]+$
^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix/master\[[[:digit:]]+\]: reload -- version
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sudo:[[:space:]]+[_[:alnum:].-]+ : TTY=(unknown|(pts/|tty|vc/)[[:digit:]]+) ; PWD=[^;]+ ; USER=[._[:alnum:]-]+ (; ENV=([_a-zA-Z]+=\S* )+)?; COMMAND=(/(usr|etc|bin|sbin)/|sudoedit )
# Ansible logs everything into syslog
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ ansible-[a-z]+: Invoked
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ ansible-([a-z]+|<stdin>): Invoked with
diff --git a/roles/common/files/etc/logcheck/violations.ignore.d/logcheck-sudo b/roles/common/files/etc/logcheck/violations.ignore.d/logcheck-sudo
new file mode 100644
index 0000000..e474019
--- /dev/null
+++ b/roles/common/files/etc/logcheck/violations.ignore.d/logcheck-sudo
@@ -0,0 +1,7 @@
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sudo: pam_krb5\(sudo:auth\): user [[:alnum:]-]+ authenticated as [[:alnum:]-]+@[.A-Z]+$
+# ignore sudo with custom ENV
+#^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sudo:[[:space:]]+[_[:alnum:].-]+ : TTY=(unknown|console|(pts/|tty|vc/)[[:digit:]]+) ; PWD=[^;]+ ; USER=[._[:alnum:]-]+ ; COMMAND=((/(usr|etc|bin|sbin)/|sudoedit ).*|list)$
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sudo:[[:space:]]+[_[:alnum:].-]+ : TTY=(unknown|console|(pts/|tty|vc/)[[:digit:]]+) ; PWD=[^;]+ ; USER=[._[:alnum:]-]+ (; ENV=([_a-zA-Z]+=\S* )+)?; COMMAND=((/(usr|etc|bin|sbin)/|sudoedit ).*|list)$
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sudo:[[:space:]]+[_[:alnum:].-]+ : \(command continued\).*$
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sudo: pam_[[:alnum:]]+\(sudo:session\): session opened for user [[:alnum:]-]+ by ([[:alnum:]-]+)?\(uid=[0-9]+\)$
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sudo: pam_[[:alnum:]]+\(sudo:session\): session closed for user [[:alnum:]-]+$
diff --git a/roles/common/tasks/logging.yml b/roles/common/tasks/logging.yml
index 06f06b0..d25a75e 100644
--- a/roles/common/tasks/logging.yml
+++ b/roles/common/tasks/logging.yml
@@ -20,6 +20,7 @@
with_items:
- logcheck.conf
- ignore.d.server/common.local
+ - violations.ignore.d/logcheck-sudo
- name: Minimal logging policy (1)
lineinfile: dest=/etc/logrotate.d/rsyslog
diff --git a/roles/common/tasks/rkhunter.yml b/roles/common/tasks/rkhunter.yml
index f6a4d71..78eec90 100644
--- a/roles/common/tasks/rkhunter.yml
+++ b/roles/common/tasks/rkhunter.yml
@@ -8,6 +8,8 @@
- unhide
- unhide.rb
+# To test the configuration:
+# ansible all -m command -a '/usr/bin/rkhunter -c --nomow --rwo'
- name: Configure rkhunter
copy: src=etc/{{ item }}
dest=/etc/{{ item }}
diff --git a/roles/common/tasks/sysctl.yml b/roles/common/tasks/sysctl.yml
index 9adeece..6ac7feb 100644
--- a/roles/common/tasks/sysctl.yml
+++ b/roles/common/tasks/sysctl.yml
@@ -1,4 +1,4 @@
-- sysctl: name={{ item.name }} value={{ item.value }}
+- sysctl: name={{ item.name }} "value={{ item.value }}" sysctl_set=yes
with_items:
- { name: 'kernel.domainname', value: '{{ ansible_domain }}' }