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Diffstat (limited to 'roles/common/files/etc/strongswan.d/charon.conf')
| -rw-r--r-- | roles/common/files/etc/strongswan.d/charon.conf | 419 |
1 files changed, 419 insertions, 0 deletions
diff --git a/roles/common/files/etc/strongswan.d/charon.conf b/roles/common/files/etc/strongswan.d/charon.conf new file mode 100644 index 0000000..efb241c --- /dev/null +++ b/roles/common/files/etc/strongswan.d/charon.conf @@ -0,0 +1,419 @@ +# Options for the charon IKE daemon. +charon { + + # Deliberately violate the IKE standard's requirement and allow the use of + # private algorithm identifiers, even if the peer implementation is unknown. + # accept_private_algs = no + + # Accept unencrypted ID and HASH payloads in IKEv1 Main Mode. + # accept_unencrypted_mainmode_messages = no + + # Maximum number of half-open IKE_SAs (including unprocessed IKE_SA_INITs) + # for a single peer IP. + # block_threshold = 5 + + # Whether Certificate Revocation Lists (CRLs) fetched via HTTP or LDAP + # should be saved under a unique file name derived from the public key of + # the Certification Authority (CA) to /etc/ipsec.d/crls (stroke) or + # /etc/swanctl/x509crl (vici), respectively. + # cache_crls = no + + # Whether relations in validated certificate chains should be cached in + # memory. + # cert_cache = yes + + # Whether to use DPD to check if the current path still works after any + # changes to interfaces/addresses. + # check_current_path = no + + # Send the Cisco FlexVPN vendor ID payload (IKEv2 only). + # cisco_flexvpn = no + + # Send Cisco Unity vendor ID payload (IKEv1 only). + # cisco_unity = no + + # Close the IKE_SA if setup of the CHILD_SA along with IKE_AUTH failed. + # close_ike_on_child_failure = no + + # Number of half-open IKE_SAs (including unprocessed IKE_SA_INITs) that + # activate the cookie mechanism. + # cookie_threshold = 30 + + # Number of half-open IKE_SAs (including unprocessed IKE_SA_INITs) for a + # single peer IP that activate the cookie mechanism. + # cookie_threshold_ip = 3 + + # Delete CHILD_SAs right after they got successfully rekeyed (IKEv1 only). + # delete_rekeyed = no + + # Delay in seconds until inbound IPsec SAs are deleted after rekeyings + # (IKEv2 only). + # delete_rekeyed_delay = 5 + + # Use ANSI X9.42 DH exponent size or optimum size matched to cryptographic + # strength. + # dh_exponent_ansi_x9_42 = yes + + # Use RTLD_NOW with dlopen when loading plugins and IMV/IMCs to reveal + # missing symbols immediately. + # dlopen_use_rtld_now = no + + # DNS server assigned to peer via configuration payload (CP). + # dns1 = + + # DNS server assigned to peer via configuration payload (CP). + # dns2 = + + # Enable Denial of Service protection using cookies and aggressiveness + # checks. + # dos_protection = yes + + # Free objects during authentication (might conflict with plugins). + # flush_auth_cfg = no + + # Whether to follow IKEv2 redirects (RFC 5685). + # follow_redirects = yes + + # Violate RFC 5998 and use EAP-only authentication even if the peer did not + # send an EAP_ONLY_AUTHENTICATION notify during IKE_AUTH. + # force_eap_only_authentication = no + + # Maximum size (complete IP datagram size in bytes) of a sent IKE fragment + # when using proprietary IKEv1 or standardized IKEv2 fragmentation, defaults + # to 1280 (use 0 for address family specific default values, which uses a + # lower value for IPv4). If specified this limit is used for both IPv4 and + # IPv6. + # fragment_size = 1280 + + # Name of the group the daemon changes to after startup. + # group = + + # Timeout in seconds for connecting IKE_SAs (also see IKE_SA_INIT DROPPING). + # half_open_timeout = 30 + + # Enable hash and URL support. + # hash_and_url = no + + # Allow IKEv1 Aggressive Mode with pre-shared keys as responder. + # i_dont_care_about_security_and_use_aggressive_mode_psk = no + + # Whether to ignore the traffic selectors from the kernel's acquire events + # for IKEv2 connections (they are not used for IKEv1). + # ignore_acquire_ts = no + + # A space-separated list of routing tables to be excluded from route + # lookups. + # ignore_routing_tables = + + # Maximum number of IKE_SAs that can be established at the same time before + # new connection attempts are blocked. + # ikesa_limit = 0 + + # Number of exclusively locked segments in the hash table. + # ikesa_table_segments = 1 + + # Size of the IKE_SA hash table. + # ikesa_table_size = 1 + + # Whether to close IKE_SA if the only CHILD_SA closed due to inactivity. + inactivity_close_ike = yes + + # Limit new connections based on the current number of half open IKE_SAs, + # see IKE_SA_INIT DROPPING in strongswan.conf(5). + # init_limit_half_open = 0 + + # Limit new connections based on the number of queued jobs. + # init_limit_job_load = 0 + + # Causes charon daemon to ignore IKE initiation requests. + # initiator_only = no + + # Install routes into a separate routing table for established IPsec + # tunnels. + install_routes = no + + # Install virtual IP addresses. + install_virtual_ip = no + + # The name of the interface on which virtual IP addresses should be + # installed. + # install_virtual_ip_on = + + # Check daemon, libstrongswan and plugin integrity at startup. + # integrity_test = no + + # A comma-separated list of network interfaces that should be ignored, if + # interfaces_use is specified this option has no effect. + # interfaces_ignore = + + # A comma-separated list of network interfaces that should be used by + # charon. All other interfaces are ignored. + # interfaces_use = + + # NAT keep alive interval. + # keep_alive = 20s + + # Number of seconds the keep alive interval may be exceeded before a DPD is + # sent instead of a NAT keep alive (0 to disable). This is only useful if a + # clock is used that includes time spent suspended (e.g. CLOCK_BOOTTIME). + # keep_alive_dpd_margin = 0s + + # Plugins to load in the IKE daemon charon. + # load = + + # Determine plugins to load via each plugin's load option. + # load_modular = no + + # Initiate IKEv2 reauthentication with a make-before-break scheme. + # make_before_break = no + + # Maximum number of IKEv1 phase 2 exchanges per IKE_SA to keep state about + # and track concurrently. + # max_ikev1_exchanges = 3 + + # Maximum packet size accepted by charon. + # max_packet = 10000 + + # Enable multiple authentication exchanges (RFC 4739). + # multiple_authentication = yes + + # WINS servers assigned to peer via configuration payload (CP). + # nbns1 = + + # WINS servers assigned to peer via configuration payload (CP). + # nbns2 = + + # UDP port used locally. If set to 0 a random port will be allocated. + # port = 500 + + # UDP port used locally in case of NAT-T. If set to 0 a random port will be + # allocated. Has to be different from charon.port, otherwise a random port + # will be allocated. + # port_nat_t = 4500 + + # Whether to prefer updating SAs to the path with the best route. + # prefer_best_path = no + + # Prefer locally configured proposals for IKE/IPsec over supplied ones as + # responder (disabling this can avoid keying retries due to + # INVALID_KE_PAYLOAD notifies). + # prefer_configured_proposals = yes + + # Controls whether permanent or temporary IPv6 addresses are used as source, + # or announced as additional addresses if MOBIKE is used. + # prefer_temporary_addrs = no + + # Process RTM_NEWROUTE and RTM_DELROUTE events. + # process_route = yes + + # How RDNs in subject DNs of certificates are matched against configured + # identities (strict, reordered, or relaxed). + # rdn_matching = strict + + # Delay in ms for receiving packets, to simulate larger RTT. + # receive_delay = 0 + + # Delay request messages. + # receive_delay_request = yes + + # Delay response messages. + # receive_delay_response = yes + + # Specific IKEv2 message type to delay, 0 for any. + # receive_delay_type = 0 + + # Size of the AH/ESP replay window, in packets. + # replay_window = 32 + + # Base to use for calculating exponential back off, see IKEv2 RETRANSMISSION + # in strongswan.conf(5). + # retransmit_base = 1.8 + + # Maximum jitter in percent to apply randomly to calculated retransmission + # timeout (0 to disable). + # retransmit_jitter = 0 + + # Upper limit in seconds for calculated retransmission timeout (0 to + # disable). + # retransmit_limit = 0 + + # Timeout in seconds before sending first retransmit. + # retransmit_timeout = 4.0 + + # Number of times to retransmit a packet before giving up. + # retransmit_tries = 5 + + # Interval in seconds to use when retrying to initiate an IKE_SA (e.g. if + # DNS resolution failed), 0 to disable retries. + # retry_initiate_interval = 0 + + # Initiate CHILD_SA within existing IKE_SAs (always enabled for IKEv1). + # reuse_ikesa = yes + + # Numerical routing table to install routes to. + # routing_table = + + # Priority of the routing table. + # routing_table_prio = + + # Whether to use RSA with PSS padding instead of PKCS#1 padding by default. + # rsa_pss = no + + # Whether to encode an explicit trailerField value of 0x01 in the RSA-PSS + # algorithmIdentifier (CONTEXT3) or using the DEFAULT value by omitting it. + # rsa_pss_trailerfield = no + + # Delay in ms for sending packets, to simulate larger RTT. + # send_delay = 0 + + # Delay request messages. + # send_delay_request = yes + + # Delay response messages. + # send_delay_response = yes + + # Specific IKEv2 message type to delay, 0 for any. + # send_delay_type = 0 + + # Send strongSwan vendor ID payload + # send_vendor_id = no + + # Whether to enable Signature Authentication as per RFC 7427. + # signature_authentication = yes + + # Whether to enable constraints against IKEv2 signature schemes. + # signature_authentication_constraints = yes + + # Value mixed into the local IKE SPIs after applying spi_mask. + # spi_label = 0x0000000000000000 + + # Mask applied to local IKE SPIs before mixing in spi_label (bits set will + # be replaced with spi_label). + # spi_mask = 0x0000000000000000 + + # The upper limit for SPIs requested from the kernel for IPsec SAs. + # spi_max = 0xcfffffff + + # The lower limit for SPIs requested from the kernel for IPsec SAs. + # spi_min = 0xc0000000 + + # Number of worker threads in charon. + # threads = 16 + + # Name of the user the daemon changes to after startup. + # user = + + crypto_test { + + # Benchmark crypto algorithms and order them by efficiency. + # bench = no + + # Buffer size used for crypto benchmark. + # bench_size = 1024 + + # Time in ms during which crypto algorithm performance is measured. + # bench_time = 50 + + # Test crypto algorithms during registration (requires test vectors + # provided by the test-vectors plugin). + # on_add = no + + # Test crypto algorithms on each crypto primitive instantiation. + # on_create = no + + # Strictly require at least one test vector to enable an algorithm. + # required = no + + # Whether to test RNG with TRUE quality; requires a lot of entropy. + # rng_true = no + + } + + host_resolver { + + # Maximum number of concurrent resolver threads (they are terminated if + # unused). + # max_threads = 3 + + # Minimum number of resolver threads to keep around. + # min_threads = 0 + + } + + leak_detective { + + # Includes source file names and line numbers in leak detective output. + # detailed = yes + + # Threshold in bytes for allocations to be included in usage reports (0 + # to include all). + # usage_threshold = 10240 + + # Threshold in number of allocations for allocations to be included in + # usage reports (0 to include all). + # usage_threshold_count = 0 + + } + + processor { + + # Section to configure the number of reserved threads per priority class + # see JOB PRIORITY MANAGEMENT in strongswan.conf(5). + priority_threads { + + } + + } + + # Section containing a list of scripts (name = path) that are executed when + # the daemon is started. + start-scripts { + + } + + # Section containing a list of scripts (name = path) that are executed when + # the daemon is terminated. + stop-scripts { + + } + + tls { + + # List of TLS encryption ciphers. + # cipher = + + # List of TLS key exchange groups. + # ke_group = + + # List of TLS key exchange methods. + # key_exchange = + + # List of TLS MAC algorithms. + # mac = + + # Whether to include CAs in a server's CertificateRequest message. + # send_certreq_authorities = yes + + # List of TLS signature schemes. + # signature = + + # List of TLS cipher suites. + # suites = + + # Maximum TLS version to negotiate. + # version_max = 1.2 + + # Minimum TLS version to negotiate. + # version_min = 1.2 + + } + + x509 { + + # Discard certificates with unsupported or unknown critical extensions. + # enforce_critical = yes + + } + +} + |