2 ###############################################################################
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2017 IPFire Network Development Team #
7 # This program is free software: you can redistribute it and/or modify #
8 # it under the terms of the GNU General Public License as published by #
9 # the Free Software Foundation, either version 3 of the License, or #
10 # (at your option) any later version. #
12 # This program is distributed in the hope that it will be useful, #
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of #
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15 # GNU General Public License for more details. #
17 # You should have received a copy of the GNU General Public License #
18 # along with this program. If not, see <http://www.gnu.org/licenses/>. #
20 ###############################################################################
22 VPN_SECURITY_POLICIES_CONFIG_SETTINGS
="CIPHER COMPRESSION GROUP_TYPE INTEGRITY KEY_EXCHANGE LIFETIME PFS"
23 VPN_SECURITY_POLICIES_READONLY
="system"
25 VPN_DEFAULT_SECURITY_POLICY
="system"
27 declare -A VPN_SUPPORTED_CIPHERS
=(
29 [3DES-CBC
]="168 bit 3DES-EDE-CBC"
32 [AES256-CBC
]="256 bit AES-CBC"
33 [AES192-CBC
]="192 bit AES-CBC"
34 [AES128-CBC
]="128 bit AES-CBC"
37 [AES256-CTR
]="256 bit AES-COUNTER"
38 [AES192-CTR
]="192 bit AES-COUNTER"
39 [AES128-CTR
]="128 bit AES-COUNTER"
42 [AES256-GCM128
]="256 bit AES-GCM with 128 bit ICV"
43 [AES192-GCM128
]="192 bit AES-GCM with 128 bit ICV"
44 [AES128-GCM128
]="128 bit AES-GCM with 128 bit ICV"
45 [AES256-GCM96
]="256 bit AES-GCM with 96 bit ICV"
46 [AES192-GCM96
]="192 bit AES-GCM with 96 bit ICV"
47 [AES128-GCM96
]="128 bit AES-GCM with 96 bit ICV"
48 [AES256-GCM64
]="256 bit AES-GCM with 64 bit ICV"
49 [AES192-GCM64
]="192 bit AES-GCM with 64 bit ICV"
50 [AES128-GCM64
]="128 bit AES-GCM with 64 bit ICV"
53 [AES256-CCM128
]="256 bit AES-CCM with 128 bit ICV"
54 [AES192-CCM128
]="192 bit AES-CCM with 128 bit ICV"
55 [AES128-CCM128
]="128 bit AES-CCM with 128 bit ICV"
56 [AES256-CCM96
]="256 bit AES-CCM with 96 bit ICV"
57 [AES192-CCM96
]="192 bit AES-CCM with 96 bit ICV"
58 [AES128-CCM96
]="128 bit AES-CCM with 96 bit ICV"
59 [AES256-CCM64
]="256 bit AES-CCM with 64 bit ICV"
60 [AES192-CCM64
]="192 bit AES-CCM with 64 bit ICV"
61 [AES128-CCM64
]="128 bit AES-CCM with 64 bit ICV"
64 [CAMELLIA256-CBC
]="256 bit CAMELLIA-CBC"
65 [CAMELLIA192-CBC
]="192 bit CAMELLIA-CBC"
66 [CAMELLIA128-CBC
]="128 bit CAMELLIA-CBC"
69 [CAMELLIA256-CTR
]="256 bit CAMELLIA-COUNTER"
70 [CAMELLIA192-CTR
]="192 bit CAMELLIA-COUNTER"
71 [CAMELLIA128-CTR
]="128 bit CAMELLIA-COUNTER"
74 [CAMELLIA256-GCM128
]="256 bit CAMELLIA-GCM with 128 bit ICV"
75 [CAMELLIA192-GCM128
]="192 bit CAMELLIA-GCM with 128 bit ICV"
76 [CAMELLIA128-GCM128
]="128 bit CAMELLIA-GCM with 128 bit ICV"
77 [CAMELLIA256-GCM96
]="256 bit CAMELLIA-GCM with 96 bit ICV"
78 [CAMELLIA192-GCM96
]="192 bit CAMELLIA-GCM with 96 bit ICV"
79 [CAMELLIA128-GCM96
]="128 bit CAMELLIA-GCM with 96 bit ICV"
80 [CAMELLIA256-GCM64
]="256 bit CAMELLIA-GCM with 64 bit ICV"
81 [CAMELLIA192-GCM64
]="192 bit CAMELLIA-GCM with 64 bit ICV"
82 [CAMELLIA128-GCM64
]="128 bit CAMELLIA-GCM with 64 bit ICV"
85 [CAMELLIA256-CCM128
]="256 bit CAMELLIA-CCM with 128 bit ICV"
86 [CAMELLIA192-CCM128
]="192 bit CAMELLIA-CCM with 128 bit ICV"
87 [CAMELLIA128-CCM128
]="128 bit CAMELLIA-CCM with 128 bit ICV"
88 [CAMELLIA256-CCM96
]="256 bit CAMELLIA-CCM with 96 bit ICV"
89 [CAMELLIA192-CCM96
]="192 bit CAMELLIA-CCM with 96 bit ICV"
90 [CAMELLIA128-CCM96
]="128 bit CAMELLIA-CCM with 96 bit ICV"
91 [CAMELLIA256-CCM64
]="256 bit CAMELLIA-CCM with 64 bit ICV"
92 [CAMELLIA192-CCM64
]="192 bit CAMELLIA-CCM with 64 bit ICV"
93 [CAMELLIA128-CCM64
]="128 bit CAMELLIA-CCM with 64 bit ICV"
96 declare -A CIPHER_TO_STRONGSWAN
=(
101 [AES256-CBC
]="aes256"
102 [AES192-CBC
]="aes192"
103 [AES128-CBC
]="aes128"
106 [AES256-CTR
]="aes256ctr"
107 [AES192-CTR
]="aes192ctr"
108 [AES128-CTR
]="aes128ctr"
111 [AES256-GCM128
]="aes256gcm128"
112 [AES192-GCM128
]="aes192gcm128"
113 [AES128-GCM128
]="aes128gcm128"
114 [AES256-GCM96
]="aes256gcm96"
115 [AES192-GCM96
]="aes192gcm96"
116 [AES128-GCM96
]="aes128gcm96"
117 [AES256-GCM64
]="aes256gcm64"
118 [AES192-GCM64
]="aes192gcm64"
119 [AES128-GCM64
]="aes128gcm64"
122 [AES256-CCM128
]="aes256ccm128"
123 [AES192-CCM128
]="aes192ccm128"
124 [AES128-CCM128
]="aes128ccm128"
125 [AES256-CCM96
]="aes256ccm96"
126 [AES192-CCM96
]="aes192ccm96"
127 [AES128-CCM96
]="aes128ccm96"
128 [AES256-CCM64
]="aes256ccm64"
129 [AES192-CCM64
]="aes192ccm64"
130 [AES128-CCM64
]="aes128ccm64"
133 [CAMELLIA256-CBC
]="camellia256"
134 [CAMELLIA192-CBC
]="camellia192"
135 [CAMELLIA128-CBC
]="camellia128"
138 [CAMELLIA256-CTR
]="camellia256ctr"
139 [CAMELLIA192-CTR
]="camellia192ctr"
140 [CAMELLIA128-CTR
]="camellia128ctr"
143 [CAMELLIA256-GCM128
]="camellia256gcm128"
144 [CAMELLIA192-GCM128
]="camellia192gcm128"
145 [CAMELLIA128-GCM128
]="camellia128gcm128"
146 [CAMELLIA256-GCM96
]="camellia256gcm96"
147 [CAMELLIA192-GCM96
]="camellia192gcm96"
148 [CAMELLIA128-GCM96
]="camellia128gcm96"
149 [CAMELLIA256-GCM64
]="camellia256gcm64"
150 [CAMELLIA192-GCM64
]="camellia192gcm64"
151 [CAMELLIA128-GCM64
]="camellia128gcm64"
154 [CAMELLIA256-CCM128
]="camellia256ccm128"
155 [CAMELLIA192-CCM128
]="camellia192ccm128"
156 [CAMELLIA128-CCM128
]="camellia128ccm128"
157 [CAMELLIA256-CCM96
]="camellia256ccm96"
158 [CAMELLIA192-CCM96
]="camellia192ccm96"
159 [CAMELLIA128-CCM96
]="camellia128ccm96"
160 [CAMELLIA256-CCM64
]="camellia256ccm64"
161 [CAMELLIA192-CCM64
]="camellia192ccm64"
162 [CAMELLIA128-CCM64
]="camellia128ccm64"
165 declare -A VPN_SUPPORTED_INTEGRITY
=(
170 [SHA512
]="512 bit SHA2-HMAC"
171 [SHA384
]="384 bit SHA2-HMAC"
172 [SHA256
]="256 bit SHA2-HMAC"
175 [AES-XCBC
]="AES-XCBC"
176 [AES-CMAC
]="AES-CMAC"
177 [AES256-GMAC
]="256 bit AES-GMAC"
178 [AES192-GMAC
]="192 bit AES-GMAC"
179 [AES128-GMAC
]="128 bit AES-GMAC"
182 declare -A INTEGRITY_TO_STRONGSWAN
=(
194 [AES256-GMAC
]="aes256gmac"
195 [AES192-GMAC
]="aes192gmac"
196 [AES128-GMAC
]="aes128gmac"
199 declare -A VPN_SUPPORTED_GROUP_TYPES
=(
201 [MODP768
]="768 bit Modulo Prime Group"
202 [MODP1024
]="1024 bit Modulo Prime Group"
203 [MODP1536
]="1536 bit Modulo Prime Group"
204 [MODP2048
]="2048 bit Modulo Prime Group"
205 [MODP3072
]="3072 bit Modulo Prime Group"
206 [MODP4096
]="4096 bit Modulo Prime Group"
207 [MODP6144
]="6144 bit Modulo Prime Group"
208 [MODP8192
]="8192 bit Modulo Prime Group"
210 # NIST Elliptic Curve Groups
211 [ECP192
]="192 bit NIST Elliptic Curve Group"
212 [ECP224
]="224 bit NIST Elliptic Curve Group"
213 [ECP256
]="256 bit NIST Elliptic Curve Group"
214 [ECP384
]="384 bit NIST Elliptic Curve Group"
215 [ECP521
]="521 bit NIST Elliptic Curve Group"
217 # Brainpool Elliptic Curve Groups
218 [ECP224BP
]="224 bit Brainpool Elliptic Curve Group"
219 [ECP256BP
]="256 bit Brainpool Elliptic Curve Group"
220 [ECP384BP
]="384 bit Brainpool Elliptic Curve Group"
221 [ECP512BP
]="512 bit Brainpool Elliptic Curve Group"
224 [CURVE25519
]="256 bit Elliptic Curve 25519"
227 declare -A GROUP_TYPE_TO_STRONGSWAN
=(
230 [MODP1024
]="modp1024"
231 [MODP1536
]="modp1536"
232 [MODP2048
]="modp2048"
233 [MODP3072
]="modp3072"
234 [MODP4096
]="modp4096"
235 [MODP6144
]="modp6144"
236 [MODP8192
]="modp8192"
238 # NIST Elliptic Curve Groups
245 # Brainpool Elliptic Curve Groups
246 [ECP224BP
]="ecp224bp"
247 [ECP256BP
]="ecp256bp"
248 [ECP384BP
]="ecp384bp"
249 [ECP512BP
]="ecp512bp"
252 [CURVE25519
]="curve25519"
255 # This functions checks if a policy is readonly
256 # returns true when yes and false when no
257 vpn_security_policies_check_readonly
() {
258 if isoneof name
${VPN_SECURITY_POLICIES_READONLY}; then
265 # This function writes all values to a via ${name} specificated vpn security policy configuration file
266 vpn_security_policies_write_config
() {
271 if ! vpn_security_policy_exists
"${name}"; then
272 log ERROR
"No such vpn security policy: ${name}"
276 if vpn_security_policies_check_readonly
"${name}"; then
277 log ERROR
"The ${name} vpn security policy cannot be changed."
281 local path
="$(vpn_security_policies_path "${name}")"
282 if [ ! -w ${path} ]; then
283 log ERROR
"${path} is not writeable"
287 if ! settings_write
"${path}" ${VPN_SECURITY_POLICIES_CONFIG_SETTINGS}; then
288 log ERROR
"Could not write configuration settings for vpn security policy ${name}"
292 # TODO everytime we successfully write a config we should call some trigger to take the changes into effect
295 # This funtion writes the value for one key to a via ${name} specificated vpn security policy configuration file
296 vpn_security_policies_write_config_key
() {
305 if ! vpn_security_policy_exists
"${name}"; then
306 log ERROR
"No such vpn security policy: ${name}"
310 log DEBUG
"Set '${key}' to new value '${value}' in vpn security policy ${name}"
312 local ${VPN_SECURITY_POLICIES_CONFIG_SETTINGS}
314 # Read the config settings
315 if ! vpn_security_policies_read_config
"${name}"; then
319 # Set the key to a new value
320 assign
"${key}" "${value}"
322 if ! vpn_security_policies_write_config
"${name}"; then
329 # Reads one or more keys out of a settings file or all if no key is provided.
330 vpn_security_policies_read_config
() {
336 if ! vpn_security_policy_exists
"${name}"; then
337 log ERROR
"No such vpn security policy: ${name}"
343 if [ $# -eq 0 ] && [ -n "${VPN_SECURITY_POLICIES_CONFIG_SETTINGS}" ]; then
344 list_append args
${VPN_SECURITY_POLICIES_CONFIG_SETTINGS}
349 local path
="$(vpn_security_policies_path ${name})"
351 if ! settings_read
"${path}" ${args}; then
352 log ERROR
"Could not read settings for vpn security policy ${name}"
357 # Returns the path to a the configuration fora given name
358 vpn_security_policies_path
() {
363 if vpn_security_policies_check_readonly
"${name}"; then
364 echo "${NETWORK_SHARE_DIR}/vpn/security-policies/${name}"
366 echo "${NETWORK_CONFIG_DIR}/vpn/security-policies/${name}"
370 # Print the content of a vpn security policy configuration file in a nice way
371 vpn_security_policies_show
() {
376 local ${VPN_SECURITY_POLICIES_CONFIG_SETTINGS}
377 if ! vpn_security_policies_read_config
${name}; then
381 cli_print_fmt1
0 "Security Policy: ${name}"
384 # This could be done in a loop but a loop is much more complicated
385 # because we print 'Group Types' but the variable is named 'GROUP_TYPES'
386 cli_print_fmt1
1 "Ciphers:"
388 for cipher
in ${CIPHER}; do
389 cli_print_fmt1
2 "${VPN_SUPPORTED_CIPHERS[${cipher}]-${cipher}}"
393 cli_print_fmt1
1 "Integrity:"
395 for integrity
in ${INTEGRITY}; do
396 cli_print_fmt1
2 "${VPN_SUPPORTED_INTEGRITY[${integrity}]-${integrity}}"
400 cli_print_fmt1
1 "Group Types:"
402 for group_type
in ${GROUP_TYPE}; do
403 cli_print_fmt1
2 "${VPN_SUPPORTED_GROUP_TYPES[${group_type}]-${group_type}}"
407 cli_print_fmt1
1 "Key Exchange:" "${KEY_EXCHANGE}"
410 if isinteger LIFETIME
&& [ ${LIFETIME} -gt 0 ]; then
411 cli_print_fmt1
1 "Key Lifetime:" "$(format_time ${LIFETIME})"
413 log ERROR
"The value for Key Lifetime is not a valid integer greater zero."
418 cli_print_fmt1
1 "Perfect Forward Secrecy:" "enabled"
420 cli_print_fmt1
1 "Perfect Forward Secrecy:" "disabled"
425 if enabled COMPRESSION
; then
426 cli_print_fmt1
1 "Compression:" "enabled"
428 cli_print_fmt1
1 "Compression:" "disabled"
433 # This function checks if a vpn security policy exists
434 # Returns True when yes and false when not
435 vpn_security_policy_exists
() {
440 local path
=$
(vpn_security_policies_path
"${name}")
442 [ -f ${path} ] && return ${EXIT_TRUE} || return ${EXIT_FALSE}
446 # This function parses the parameters for the 'cipher' command
447 vpn_security_policies_cipher
(){
451 if [ $# -eq 0 ]; then
452 log ERROR
"You must pass at least one value after cipher"
457 if ! vpn_security_policies_read_config
${name} "CIPHER"; then
461 # Remove duplicated entries to proceed the list safely
462 CIPHER
="$(list_unique ${CIPHER})"
464 while [ $# -gt 0 ]; do
468 # Check if the cipher is in the list of ciphers and
469 # check if the list has after removing this cipher at least one valid value
470 if list_match
${value} ${CIPHER}; then
471 list_remove CIPHER
${value}
473 # We do not break here because this error does not break the processing of the next maybe valid values.
474 log ERROR
"Can not remove ${value} from the list of Ciphers because ${value} is not in the list."
479 # Check if the Ciphers is in the list of supported ciphers.
480 if ! isoneof value
${!VPN_SUPPORTED_CIPHERS[@]}; then
481 # We do not break here because this error does not break the processing of the next maybe valid values.
482 log ERROR
"${value} is not a supported cipher and can thats why not added to the list of ciphers."
484 if list_match
${value} ${CIPHER}; then
485 log WARNING
"${value} is already in the list of ciphers of this policy."
487 list_append CIPHER
${value}
495 # Check if the list contain at least one valid cipher
496 if [ $
(list_length
${CIPHER}) -ge 1 ]; then
497 if ! vpn_security_policies_write_config_key
${name} "CIPHER" ${CIPHER}; then
498 log ERROR
"The changes for the vpn security policy ${name} could not be written."
501 log ERROR
"After proceding all ciphers the list is empty and thats why no changes are written."
506 # This function parses the parameters for the 'compression' command
507 vpn_security_policies_compression
(){
511 # Check if we get only one argument after compression <name>
512 if [ ! $# -eq 2 ]; then
513 log ERROR
"The number of arguments do not match. Only one argument after compression is allowed."
517 if ! isbool value
; then
518 # We suggest only two values to avoid overburding the user.
519 log ERROR
"Invalid Argument ${value}"
523 vpn_security_policies_write_config_key
"${name}" "COMPRESSION" "${value}"
526 # This function parses the parameters for the 'group-type' command
527 vpn_security_policies_group_type
(){
531 if [ $# -eq 0 ]; then
532 log ERROR
"You must pass at least one value after group-type"
537 if ! vpn_security_policies_read_config
${name} "GROUP_TYPE"; then
541 # Remove duplicated entries to proceed the list safely
542 GROUP_TYPE
="$(list_unique ${GROUP_TYPE})"
544 while [ $# -gt 0 ]; do
548 # Check if the group type is in the list of group types and
549 # check if the list has after removing this group type at leatst one valid value
550 if list_match
${value} ${GROUP_TYPE}; then
551 list_remove GROUP_TYPE
${value}
553 # We do not break here because this error does not break the processing of the next maybe valid values.
554 log ERROR
"Can not remove ${value} from the list of group types because ${value} is not in the list."
559 # Check if the group type is in the list of supported group types.
560 if ! isoneof value
${!VPN_SUPPORTED_GROUP_TYPES[@]}; then
561 # We do not break here because the processing of other maybe valid values are indepent from this error.
562 log ERROR
"${value} is not a supported group type and can thats why not added to the list of group types."
564 if list_match
${value} ${GROUP_TYPE}; then
565 log WARNING
"${value} is already in the list of group-types of this policy."
567 list_append GROUP_TYPE
${value}
575 # Check if the list contain at least one valid group-type
576 if [ $
(list_length
${GROUP_TYPE}) -ge 1 ]; then
577 if ! vpn_security_policies_write_config_key
${name} "GROUP_TYPE" ${GROUP_TYPE}; then
578 log ERROR
"The changes for the vpn security policy ${name} could not be written."
581 log ERROR
"After proceding all group types the list is empty and thats why no changes are written."
586 # This function parses the parameters for the 'integrity' command
587 vpn_security_policies_integrity
(){
591 if [ $# -eq 0 ]; then
592 log ERROR
"You must pass at least one value after integrity."
597 if ! vpn_security_policies_read_config
${name} "INTEGRITY"; then
601 # Remove duplicated entries to proceed the list safely
602 INTEGRITY
="$(list_unique ${INTEGRITY})"
604 while [ $# -gt 0 ]; do
608 # Check if the integrity hash is in the list of integrity hashes and
609 # check if the list has after removing this integrity hash at least one valid value
610 if list_match
${value} ${INTEGRITY}; then
611 list_remove INTEGRITY
${value}
613 # We do not break here because the processing of other maybe valid values are indepent from this error.
614 log ERROR
"Can not remove ${value} from the list of integrity hashes because ${value} is not in the list."
619 # Check if the Ciphers is in the list of supported integrity hashes.
620 if ! isoneof value
${!VPN_SUPPORTED_INTEGRITY[@]}; then
621 # We do not break here because the processing of other maybe valid values are indepent from this error.
622 log ERROR
"${value} is not a supported integrity hash and can thats why not added to the list of integrity hashes."
624 if list_match
${value} ${INTEGRITY}; then
625 log WARNING
"${value} is already in the list of integrety hashes of this policy."
627 list_append INTEGRITY
${value}
635 # Check if the list contain at least one valid group-type
636 if [ $
(list_length
${INTEGRITY}) -ge 1 ]; then
637 if ! vpn_security_policies_write_config_key
${name} "INTEGRITY" ${INTEGRITY}; then
638 log ERROR
"The changes for the vpn security policy ${name} could not be written."
641 log ERROR
"After proceding all integrity hashes the list is empty and thats why no changes are written."
646 # This function parses the parameters for the 'key-exchange' command
647 vpn_security_policies_key_exchange
() {
651 # Check if we get only one argument after key-exchange <name>
652 if [ ! $# -eq 2 ]; then
653 log ERROR
"The number of arguments do not match. Only argument after key-exchange is allowed."
657 if ! isoneof value
"ikev1" "ikev2" "IKEV1" "IKEV2"; then
658 log ERROR
"Invalid Argument ${value}"
662 vpn_security_policies_write_config_key
"${name}" "KEY_EXCHANGE" "${value,,}"
665 # This function parses the parameters for the 'lifetime' command.
666 vpn_security_policies_lifetime
(){
672 # Check if we get only one argument after lifetime <name>
673 if [ ! $# -ge 1 ]; then
674 log ERROR
"The number of arguments do not match you must provide at least one integer value or a valid time with the format <hours>h <minutes>m <seconds>s"
678 if ! isinteger value
; then
679 value
=$
(parse_time $@
)
680 if [ ! $?
-eq 0 ]; then
681 log ERROR
"Parsing the passed time was not sucessful please check the passed values."
686 if [ ${value} -le 0 ]; then
687 log ERROR
"The passed time value must be in the sum greater zero seconds."
691 vpn_security_policies_write_config_key
"${name}" "LIFETIME" "${value}"
694 # This function parses the parameters for the 'pfs' command
695 vpn_security_policies_pfs
(){
699 # Check if we get only one argument after pfs <name>
700 if [ ! $# -eq 2 ]; then
701 log ERROR
"The number of arguments do not match. Only argument after pfs is allowed."
705 if [ ! $# -eq 2 ] ||
! isbool value
; then
706 # We suggest only two values to avoid overburding the user.
707 log ERROR
"Invalid Argument ${value}"
711 vpn_security_policies_write_config_key
"${name}" "PFS" "${value}"
714 # This function checks if a vpn security policy name is valid
715 # Allowed are only A-Za-z0-9
716 vpn_security_policies_check_name
() {
721 [[ ${name} =~
[^
[:alnum
:]$
] ]]
724 # Function that creates based on the paramters one ore more new vpn security policies
725 vpn_security_policies_new
() {
726 if [ $# -gt 1 ]; then
727 error
"Too many arguments"
732 if ! isset name
; then
733 error
"Please provide a name"
737 # Check for duplicates
738 if vpn_security_policy_exists
"${name}"; then
739 error
"The VPN security policy with name ${name} already exists"
743 # Check if name is valid
744 if vpn_security_policies_check_name
"${name}"; then
745 error
"'${name}' contains illegal characters"
749 # Check if we have a read-only policy with the same name
750 if vpn_security_policies_check_readonly
"${name}"; then
751 error
"The VPN security policy ${name} is read-only"
755 # Check if our source policy exists
756 if ! vpn_security_policy_exists
"${VPN_DEFAULT_SECURITY_POLICY}"; then
757 error
"Default VPN Security Policy '${VPN_DEFAULT_SECURITY_POLICY}' does not exist"
761 log DEBUG
"Creating VPN Security Policy ${name}"
763 if copy
"$(vpn_security_policies_path "${VPN_DEFAULT_SECURITY_POLICY}")"
764 "$(vpn_security_policies_path ${name})"; then
765 log INFO
"VPN Security Policy ${name} successfully created"
767 log ERROR
"Could not create VPN Security Policy ${name}"
771 # Show the newly created policy
772 vpn_security_policies_show
"${name}"
775 # Function that deletes based on the passed parameters one ore more vpn security policies
776 vpn_security_policies_destroy
() {
779 if ! vpn_security_policy_exists
${name}; then
780 log ERROR
"The vpn security policy ${name} does not exist."
784 if vpn_security_policies_check_readonly
${name}; then
785 log ERROR
"The vpn security policy ${name} cannot be deleted."
789 log DEBUG
"Deleting vpn security policy ${name}"
790 settings_remove $
(vpn_security_policies_path
${name})
794 vpn_security_policies_make_ah_proposal
() {
797 # Read the config settings
798 local ${VPN_SECURITY_POLICIES_CONFIG_SETTINGS}
799 if ! vpn_security_policies_read_config
"${name}"; then
806 for cipher
in ${CIPHER}; do
808 local _cipher
=${CIPHER_TO_STRONGSWAN[${cipher}]}
810 if ! isset _cipher
; then
811 log WARN
"Unsupported cipher: ${cipher}"
816 for integrity
in ${INTEGRITY}; do
817 local _integrity
=${INTEGRITY_TO_STRONGSWAN[${integrity}]}
819 if ! isset _integrity
; then
820 log WARN
"Unsupported integrity: ${integrity}"
825 for group_type
in ${GROUP_TYPE}; do
826 local _group_type
=${GROUP_TYPE_TO_STRONGSWAN[${group_type}]}
828 if ! isset _group_type
; then
829 log WARN
"Unsupported group-type: ${group_type}"
833 # Put everything together
834 list_append proposals
"${_cipher}-${_integrity}-${_group_type}"
839 # Returns as a comma-separated list
840 list_join proposals
,