From 3a2319c9c58886a7938deabafc66ad4bc128c9f8 Mon Sep 17 00:00:00 2001 From: Christian Pointner Date: Sun, 31 May 2020 23:12:36 +0200 Subject: move core roles to subdir --- roles/base/vars/main.yml | 50 ------------------------------------------------ 1 file changed, 50 deletions(-) delete mode 100644 roles/base/vars/main.yml (limited to 'roles/base/vars/main.yml') diff --git a/roles/base/vars/main.yml b/roles/base/vars/main.yml deleted file mode 100644 index 9940d7a6..00000000 --- a/roles/base/vars/main.yml +++ /dev/null @@ -1,50 +0,0 @@ -# SYSTEM CONFIGURATION -# ==================== -# These are not meant to be modified by the user - -# -# To adjust these settings use base_sysctl_config_user dict -# -base_sysctl_config: - - # Enable RFC-recommended source validation feature. - net.ipv4.conf.all.rp_filter: 1 - net.ipv4.conf.default.rp_filter: 1 - - # Log packets with impossible addresses to kernel log? yes - net.ipv4.conf.all.log_martians: 1 - net.ipv4.conf.default.log_martians: 1 - - # Reduce the surface on SMURF attacks. - # Make sure to ignore ECHO broadcasts, which are only required in broad network analysis. - net.ipv4.icmp_echo_ignore_broadcasts: 1 - - # There is no reason to accept bogus error responses from ICMP, so ignore them instead. - net.ipv4.icmp_ignore_bogus_error_responses: 1 - - # Limit the amount of traffic the system uses for ICMP. - net.ipv4.icmp_ratelimit: 1000 - - # Send redirects, if router, but this is just server - net.ipv4.conf.all.send_redirects: 0 - net.ipv4.conf.default.send_redirects: 0 - net.ipv4.conf.all.accept_redirects: 0 - net.ipv4.conf.default.accept_redirects: 0 - net.ipv6.conf.all.accept_redirects: 0 - net.ipv6.conf.default.accept_redirects: 0 - net.ipv4.conf.all.secure_redirects: 0 - net.ipv4.conf.default.secure_redirects: 0 - - net.ipv4.conf.all.accept_source_route: 0 - net.ipv4.conf.default.accept_source_route: 0 - - # Protect against wrapping sequence numbers at gigabit speeds - net.ipv4.tcp_timestamps: 0 - - # Prevent against the common 'syn flood attack' - net.ipv4.tcp_syncookies: 1 - - # Disable Selective Acknowledgement (SACK) - # Workaround CVE-2019-11477, CVE-2019-11478, CVE-2019-11479 - # See https://github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-001.md - net.ipv4.tcp_sack: 0 -- cgit v1.2.3