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authorJeffWDH <jeffwdh@github.com>2023-10-28 09:42:07 -0400
committerJeffWDH <jeffwdh@github.com>2023-10-28 09:42:07 -0400
commite3f6196ffc904b6bfe349bac6dfb396c17535494 (patch)
treed1beb4ad93297ca328e50c1258ba6049b1d1006a /src
parentced9ddc3fa635b3bf79b506b0ddfd457b522f5c3 (diff)
downloadvyos-1x-e3f6196ffc904b6bfe349bac6dfb396c17535494.tar.gz
vyos-1x-e3f6196ffc904b6bfe349bac6dfb396c17535494.zip
T5661: Add show ssh dynamic-protection and show log ssh dynamic-protection
Diffstat (limited to 'src')
-rwxr-xr-xsrc/op_mode/ssh.py38
1 files changed, 38 insertions, 0 deletions
diff --git a/src/op_mode/ssh.py b/src/op_mode/ssh.py
index 4de9521b5..89db7b3d3 100755
--- a/src/op_mode/ssh.py
+++ b/src/op_mode/ssh.py
@@ -15,6 +15,7 @@
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
+import json
import sys
import glob
import vyos.opmode
@@ -60,3 +61,40 @@ def show_fingerprints(raw: bool, ascii: bool):
return []
else:
return "No SSH server public keys are found."
+
+def show_dynamic_protection(raw: bool):
+ config = ConfigTreeQuery()
+ if not config.exists("service ssh dynamic-protection"):
+ raise vyos.opmode.UnconfiguredSubsystem("SSH server dynamic-protection is not enabled.")
+
+ attackers = []
+ try:
+ # IPv4
+ attackers = attackers + json.loads(cmd("sudo nft -j list set ip sshguard attackers"))["nftables"][1]["set"]["elem"]
+ except:
+ pass
+ try:
+ # IPv6
+ attackers = attackers + json.loads(cmd("sudo nft -j list set ip6 sshguard attackers"))["nftables"][1]["set"]["elem"]
+ except:
+ pass
+ if attackers:
+ if raw:
+ return attackers
+ else:
+ output = "Blocked attackers:\n" + "\n".join(attackers)
+ return output
+ else:
+ if raw:
+ return []
+ else:
+ return "No blocked attackers."
+
+if __name__ == '__main__':
+ try:
+ res = vyos.opmode.run(sys.modules[__name__])
+ if res:
+ print(res)
+ except (ValueError, vyos.opmode.Error) as e:
+ print(e)
+ sys.exit(1)