diff options
Diffstat (limited to 'hosts')
| -rw-r--r-- | hosts/vidhar/network/ruleset.nft | 206 |
1 files changed, 149 insertions, 57 deletions
diff --git a/hosts/vidhar/network/ruleset.nft b/hosts/vidhar/network/ruleset.nft index 9fb1d14d..bdd847db 100644 --- a/hosts/vidhar/network/ruleset.nft +++ b/hosts/vidhar/network/ruleset.nft | |||
| @@ -8,24 +8,33 @@ table arp filter { | |||
| 8 | rate over 1400 kbytes/second burst 1400 kbytes | 8 | rate over 1400 kbytes/second burst 1400 kbytes |
| 9 | } | 9 | } |
| 10 | 10 | ||
| 11 | counter arp-rx {} | ||
| 12 | counter arp-tx {} | ||
| 13 | |||
| 14 | counter arp-ratelimit-dsl-rx {} | ||
| 15 | counter arp-ratelimit-dsl-tx {} | ||
| 16 | |||
| 17 | counter arp-ratelimit-local-rx {} | ||
| 18 | counter arp-ratelimit-local-tx {} | ||
| 19 | |||
| 11 | chain input { | 20 | chain input { |
| 12 | type filter hook input priority filter | 21 | type filter hook input priority filter |
| 13 | policy accept | 22 | policy accept |
| 14 | 23 | ||
| 15 | iifname != dsl limit name lim_arp_local counter drop | 24 | iifname != dsl limit name lim_arp_local counter name arp-ratelimit-local-rx drop |
| 16 | iifname dsl limit name lim_arp_dsl counter drop | 25 | iifname dsl limit name lim_arp_dsl counter name arp-ratelimit-dsl-rx drop |
| 17 | 26 | ||
| 18 | counter | 27 | counter name arp-rx |
| 19 | } | 28 | } |
| 20 | 29 | ||
| 21 | chain output { | 30 | chain output { |
| 22 | type filter hook output priority filter | 31 | type filter hook output priority filter |
| 23 | policy accept | 32 | policy accept |
| 24 | 33 | ||
| 25 | oifname != dsl limit name lim_arp_local counter drop | 34 | oifname != dsl limit name lim_arp_local counter name arp-ratelimit-local-tx drop |
| 26 | oifname dsl limit name lim_arp_dsl counter drop | 35 | oifname dsl limit name lim_arp_dsl counter name arp-ratelimit-dsl-tx drop |
| 27 | 36 | ||
| 28 | counter | 37 | counter name arp-tx |
| 29 | } | 38 | } |
| 30 | } | 39 | } |
| 31 | 40 | ||
| @@ -41,38 +50,98 @@ table inet filter { | |||
| 41 | rate over 1400 kbytes/second burst 1400 kbytes | 50 | rate over 1400 kbytes/second burst 1400 kbytes |
| 42 | } | 51 | } |
| 43 | 52 | ||
| 53 | counter icmp-ratelimit-dsl-fw {} | ||
| 54 | counter icmp-ratelimit-local-fw {} | ||
| 55 | |||
| 56 | counter icmp-fw {} | ||
| 57 | |||
| 58 | counter invalid-fw {} | ||
| 59 | counter fw-lo {} | ||
| 60 | counter fw-lan {} | ||
| 61 | counter fw-dsl {} | ||
| 62 | |||
| 63 | counter reject-ratelimit-fw {} | ||
| 64 | counter reject-fw {} | ||
| 65 | counter reject-tcp-fw {} | ||
| 66 | counter reject-icmp-fw {} | ||
| 67 | |||
| 68 | |||
| 69 | counter invalid-rx {} | ||
| 70 | counter rx-lo {} | ||
| 71 | counter invalid-local4-rx {} | ||
| 72 | counter invalid-local6-rx {} | ||
| 73 | |||
| 74 | counter icmp-ratelimit-dsl-rx {} | ||
| 75 | counter icmp-ratelimit-local-rx {} | ||
| 76 | counter icmp-rx {} | ||
| 77 | |||
| 78 | counter ssh-rx {} | ||
| 79 | counter mosh-rx {} | ||
| 80 | counter dns-rx {} | ||
| 81 | counter wg-rx {} | ||
| 82 | counter yggdrasil-gre-rx {} | ||
| 83 | counter ipv6-pd-rx {} | ||
| 84 | counter ntp-rx {} | ||
| 85 | counter dhcp-rx {} | ||
| 86 | counter samba-rx {} | ||
| 87 | counter http-rx {} | ||
| 88 | |||
| 89 | counter established-rx {} | ||
| 90 | |||
| 91 | counter reject-ratelimit-rx {} | ||
| 92 | counter reject-rx {} | ||
| 93 | counter reject-tcp-rx {} | ||
| 94 | counter reject-icmp-rx {} | ||
| 95 | |||
| 96 | |||
| 97 | counter tx-lo {} | ||
| 98 | |||
| 99 | counter icmp-ratelimit-dsl-tx {} | ||
| 100 | counter icmp-ratelimit-local-tx {} | ||
| 101 | counter icmp-tx {} | ||
| 102 | |||
| 103 | counter ssh-tx {} | ||
| 104 | counter mosh-tx {} | ||
| 105 | counter dns-tx {} | ||
| 106 | counter wg-tx {} | ||
| 107 | counter yggdrasil-gre-tx {} | ||
| 108 | counter ipv6-pd-tx {} | ||
| 109 | counter ntp-tx {} | ||
| 110 | counter dhcp-tx {} | ||
| 111 | counter samba-tx {} | ||
| 112 | counter http-tx {} | ||
| 113 | |||
| 114 | counter tx {} | ||
| 115 | |||
| 44 | 116 | ||
| 45 | chain forward_icmp_accept { | 117 | chain forward_icmp_accept { |
| 46 | oifname dsl limit name lim_icmp_dsl counter drop | 118 | oifname dsl limit name lim_icmp_dsl counter name icmp-ratelimit-dsl-fw drop |
| 47 | iifname dsl limit name lim_icmp_dsl counter drop | 119 | iifname dsl limit name lim_icmp_dsl counter name icmp-ratelimit-dsl-fw drop |
| 48 | oifname != dsl limit name lim_icmp_local counter drop | 120 | oifname != dsl limit name lim_icmp_local counter name icmp-ratelimit-local-fw drop |
| 49 | iifname != dsl limit name lim_icmp_local counter drop | 121 | iifname != dsl limit name lim_icmp_local counter name icmp-ratelimit-local-fw drop |
| 50 | counter accept | 122 | counter name icmp-fw accept |
| 51 | } | 123 | } |
| 52 | chain forward { | 124 | chain forward { |
| 53 | type filter hook forward priority filter | 125 | type filter hook forward priority filter |
| 54 | policy drop | 126 | policy drop |
| 55 | 127 | ||
| 56 | 128 | ||
| 57 | ct state invalid log prefix "drop invalid forward: " counter drop | 129 | ct state invalid log prefix "drop invalid forward: " counter name invalid-fw drop |
| 58 | 130 | ||
| 59 | 131 | ||
| 60 | iifname lo counter accept | 132 | iifname lo counter name fw-lo accept |
| 61 | 133 | ||
| 62 | oifname {lan, dsl} meta l4proto $icmp_protos jump forward_icmp_accept | 134 | oifname {lan, dsl} meta l4proto $icmp_protos jump forward_icmp_accept |
| 63 | 135 | ||
| 64 | iifname lan oifname dsl counter accept | 136 | iifname lan oifname dsl counter name fw-lan accept |
| 65 | iifname dsl oifname lan ct state {established, related} counter accept | 137 | iifname dsl oifname lan ct state {established, related} counter name fw-dsl accept |
| 66 | |||
| 67 | 138 | ||
| 68 | 139 | ||
| 69 | limit name lim_reject log prefix "drop forward: " counter drop | ||
| 70 | log prefix "reject forward: " counter | ||
| 71 | meta l4proto tcp ct state new counter reject with tcp reset | ||
| 72 | ct state new counter reject | ||
| 73 | 140 | ||
| 74 | 141 | limit name lim_reject log prefix "drop forward: " counter name reject-ratelimit-fw drop | |
| 75 | counter | 142 | log prefix "reject forward: " counter name reject-fw |
| 143 | meta l4proto tcp ct state new counter name reject-tcp-fw reject with tcp reset | ||
| 144 | ct state new counter name reject-icmp-fw reject | ||
| 76 | } | 145 | } |
| 77 | 146 | ||
| 78 | chain input { | 147 | chain input { |
| @@ -80,48 +149,45 @@ table inet filter { | |||
| 80 | policy drop | 149 | policy drop |
| 81 | 150 | ||
| 82 | 151 | ||
| 83 | ct state invalid log prefix "drop invalid input: " counter drop | 152 | ct state invalid log prefix "drop invalid input: " counter name invalid-rx drop |
| 84 | 153 | ||
| 85 | 154 | ||
| 86 | iifname lo counter accept | 155 | iifname lo counter name rx-lo accept |
| 87 | iif != lo ip daddr 127.0.0.1/8 counter reject | 156 | iif != lo ip daddr 127.0.0.1/8 counter name invalid-local4-rx reject |
| 88 | iif != lo ip6 daddr ::1/128 counter reject | 157 | iif != lo ip6 daddr ::1/128 counter name invalid-local6-rx reject |
| 89 | |||
| 90 | iifname dsl meta l4proto $icmp_protos limit name lim_icmp_dsl counter drop | ||
| 91 | iifname != dsl meta l4proto $icmp_protos limit name lim_icmp_local counter drop | ||
| 92 | meta l4proto $icmp_protos counter accept | ||
| 93 | 158 | ||
| 94 | tcp dport 22 counter accept | 159 | iifname dsl meta l4proto $icmp_protos limit name lim_icmp_dsl counter name icmp-ratelimit-dsl-rx drop |
| 95 | udp dport 60001-61000 counter accept | 160 | iifname != dsl meta l4proto $icmp_protos limit name lim_icmp_local counter name icmp-ratelimit-local-rx drop |
| 161 | meta l4proto $icmp_protos counter name icmp-rx accept | ||
| 96 | 162 | ||
| 97 | iifname lan tcp dport 53 counter accept | 163 | tcp dport 22 counter name ssh-rx accept |
| 98 | iifname lan udp dport 53 counter accept | 164 | udp dport 60001-61000 counter name mosh-rx accept |
| 99 | 165 | ||
| 100 | meta protocol ip udp dport 51820 counter accept | 166 | iifname lan tcp dport 53 counter name dns-rx accept |
| 101 | meta protocol ip6 udp dport 51821 counter accept | 167 | iifname lan udp dport 53 counter name dns-rx accept |
| 102 | iifname "yggdrasil-wg-*" meta l4proto gre counter accept | ||
| 103 | 168 | ||
| 104 | iifname dsl meta protocol ip6 udp dport 546 udp sport 547 counter accept | 169 | meta protocol ip udp dport 51820 counter name wg-rx accept |
| 170 | meta protocol ip6 udp dport 51821 counter name wg-rx accept | ||
| 171 | iifname "yggdrasil-wg-*" meta l4proto gre counter name yggdrasil-gre-rx accept | ||
| 105 | 172 | ||
| 106 | iifname mgmt udp dport 123 counter accept | 173 | iifname dsl meta protocol ip6 udp dport 546 udp sport 547 counter name ipv6-pd-rx accept |
| 107 | 174 | ||
| 108 | iifname {lan, mgmt} udp dport 67 counter accept | 175 | iifname mgmt udp dport 123 counter name ntp-rx accept |
| 109 | 176 | ||
| 110 | iifname lan udp dport { 137, 138, 3702 } counter accept | 177 | iifname {lan, mgmt} udp dport 67 counter name dhcp-rx accept |
| 111 | iifname lan tcp dport { 445, 139, 5357 } counter accept | ||
| 112 | 178 | ||
| 113 | iifname yggdrasil tcp dport 80 counter accept | 179 | iifname lan udp dport { 137, 138, 3702 } counter name samba-rx accept |
| 180 | iifname lan tcp dport { 445, 139, 5357 } counter name samba-rx accept | ||
| 114 | 181 | ||
| 115 | ct state {established, related} counter accept | 182 | iifname yggdrasil tcp dport 80 counter name http-rx accept |
| 116 | 183 | ||
| 184 | ct state {established, related} counter name established-rx accept | ||
| 117 | 185 | ||
| 118 | limit name lim_reject log prefix "drop input: " counter drop | ||
| 119 | log prefix "reject input: " counter | ||
| 120 | meta l4proto tcp ct state new counter reject with tcp reset | ||
| 121 | ct state new counter reject | ||
| 122 | 186 | ||
| 123 | 187 | limit name lim_reject log prefix "drop input: " counter name reject-ratelimit-rx drop | |
| 124 | counter | 188 | log prefix "reject input: " counter name reject-rx |
| 189 | meta l4proto tcp ct state new counter name reject-tcp-rx reject with tcp reset | ||
| 190 | ct state new counter name reject-icmp-rx reject | ||
| 125 | } | 191 | } |
| 126 | 192 | ||
| 127 | chain output { | 193 | chain output { |
| @@ -129,33 +195,59 @@ table inet filter { | |||
| 129 | policy accept | 195 | policy accept |
| 130 | 196 | ||
| 131 | 197 | ||
| 132 | oifname lo counter accept | 198 | oifname lo counter name tx-lo accept |
| 199 | |||
| 200 | oifname dsl meta l4proto $icmp_protos limit name lim_icmp_dsl counter name icmp-ratelimit-dsl-tx drop | ||
| 201 | oifname != dsl meta l4proto $icmp_protos limit name lim_icmp_local counter name icmp-ratelimit-local-tx drop | ||
| 202 | meta l4proto $icmp_protos counter name icmp-tx accept | ||
| 203 | |||
| 204 | |||
| 205 | tcp sport 22 counter name ssh-tx | ||
| 206 | udp sport 60001-61000 counter name mosh-tx | ||
| 133 | 207 | ||
| 134 | oifname dsl meta l4proto $icmp_protos limit name lim_icmp_dsl counter drop | 208 | tcp sport 53 counter name dns-tx |
| 135 | oifname != dsl meta l4proto $icmp_protos limit name lim_icmp_local counter drop | 209 | udp sport 53 counter name dns-tx |
| 136 | meta l4proto $icmp_protos counter accept | ||
| 137 | 210 | ||
| 211 | meta protocol ip udp sport 51820 counter name wg-tx | ||
| 212 | meta protocol ip6 udp sport 51821 counter name wg-tx | ||
| 213 | iifname "yggdrasil-wg-*" meta l4proto gre counter name yggdrasil-gre-tx | ||
| 138 | 214 | ||
| 139 | counter | 215 | meta protocol ip6 udp sport 546 udp dport 547 counter name ipv6-pd-tx |
| 216 | |||
| 217 | udp sport 123 counter name ntp-tx accept | ||
| 218 | |||
| 219 | udp sport 67 counter name dhcp-tx accept | ||
| 220 | |||
| 221 | udp sport { 137, 138, 3702 } counter name samba-tx accept | ||
| 222 | tcp sport { 445, 139, 5357 } counter name samba-tx accept | ||
| 223 | |||
| 224 | tcp sport 80 counter name http-tx accept | ||
| 225 | |||
| 226 | |||
| 227 | counter name tx | ||
| 140 | } | 228 | } |
| 141 | } | 229 | } |
| 142 | 230 | ||
| 143 | table ip nat { | 231 | table ip nat { |
| 232 | counter dsl-nat {} | ||
| 233 | |||
| 144 | chain postrouting { | 234 | chain postrouting { |
| 145 | type nat hook postrouting priority srcnat | 235 | type nat hook postrouting priority srcnat |
| 146 | policy accept | 236 | policy accept |
| 147 | 237 | ||
| 148 | 238 | ||
| 149 | oifname dsl counter masquerade | 239 | oifname dsl counter name dsl-nat masquerade |
| 150 | } | 240 | } |
| 151 | } | 241 | } |
| 152 | 242 | ||
| 153 | table ip mss_clamp { | 243 | table ip mss_clamp { |
| 244 | counter dsl-mss-clamp {} | ||
| 245 | |||
| 154 | chain postrouting { | 246 | chain postrouting { |
| 155 | type filter hook postrouting priority mangle | 247 | type filter hook postrouting priority mangle |
| 156 | policy accept | 248 | policy accept |
| 157 | 249 | ||
| 158 | 250 | ||
| 159 | oifname dsl tcp flags & (syn|rst) == syn counter tcp option maxseg size set rt mtu | 251 | oifname dsl tcp flags & (syn|rst) == syn counter name dsl-mss-clamp tcp option maxseg size set rt mtu |
| 160 | } | 252 | } |
| 161 | } \ No newline at end of file | 253 | } \ No newline at end of file |
