diff options
Diffstat (limited to 'nonsystemd/openrc/sysctl.conf')
-rw-r--r-- | nonsystemd/openrc/sysctl.conf | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/nonsystemd/openrc/sysctl.conf b/nonsystemd/openrc/sysctl.conf index de238b937..0e09c78af 100644 --- a/nonsystemd/openrc/sysctl.conf +++ b/nonsystemd/openrc/sysctl.conf @@ -11,14 +11,31 @@ # of values and keys. # kernel.sysrq = 16 +# Append the PID to the core filename +# kernel.core_uses_pid = 1 + # Source route verification -net.ipv4.conf.all.rp_filter = 1 +#net.ipv4.conf.default.rp_filter = 2 +#net.ipv4.conf.*.rp_filter = 2 +-net.ipv4.conf.all.rp_filter = 1 # Do not accept source routing -net.ipv4.conf.all.accept_source_route = 0 +net.ipv4.conf.default.accept_source_route = 0 +# net.ipv4.conf.*.accept_source_route = 0 +-net.ipv4.conf.all.accept_source_route = 0 # Promote secondary addresses when the primary address is removed -net.ipv4.conf.all.promote_secondaries = 1 +#net.ipv4.conf.default.promote_secondaries = 1 +#net.ipv4.conf.*.promote_secondaries = 1 +-net.ipv4.conf.all.promote_secondaries = 1 + +# ping(8) without CAP_NET_ADMIN and CAP_NET_RAW +# The upper limit is set to 2^31-1. Values greater than that get rejected by +# the kernel because of this definition in linux/include/net/ping.h: +# #define GID_T_MAX (((gid_t)~0U) >> 1) +# That's not so bad because values between 2^31 and 2^32-1 are reserved on +# systemd-based systems anyway: https://systemd.io/UIDS-GIDS.html#summary +-net.ipv4.ping_group_range = 0 2147483647 # Fair Queue CoDel packet scheduler to fight bufferbloat net.core.default_qdisc = fq_codel @@ -26,3 +43,7 @@ net.core.default_qdisc = fq_codel # Enable hard and soft link protection fs.protected_hardlinks = 1 fs.protected_symlinks = 1 + +# Enable regular file and FIFO protection +fs.protected_regular = 1 +fs.protected_fifos = 1 |