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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:49:46 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:49:46 +0000
commit50b37d4a27d3295a29afca2286f1a5a086142cec (patch)
tree9212f763934ee090ef72d823f559f52ce387f268 /raddb/sites-available/totp
parentInitial commit. (diff)
downloadfreeradius-upstream/3.2.1+dfsg.tar.xz
freeradius-upstream/3.2.1+dfsg.zip
Adding upstream version 3.2.1+dfsg.upstream/3.2.1+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--raddb/sites-available/totp85
1 files changed, 85 insertions, 0 deletions
diff --git a/raddb/sites-available/totp b/raddb/sites-available/totp
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+######################################################################
+#
+# $Id$
+#
+######################################################################
+#
+# Simple server to do TOTP and not much else.
+#
+server totp {
+authorize {
+ #
+ # TOTP only works for PAP
+ #
+ if (!&User-Password) {
+ reject
+ }
+
+ #
+ # The 6-digit TOTP password should be at the end of the
+ # User-Password attribute. It can be at the beginning or at
+ # the end, it doesn't really make any difference. Just
+ # update the regular expression for whatever you want.
+ #
+ # If the password doesn't have 6 digits at the end, reject.
+ #
+ if (User-Password !~ /^(.*)([0-9]{6})$/) {
+ reject
+ }
+
+ #
+ # Separate the two fields
+ #
+ update request {
+ User-Password := "%{1}"
+ TOTP-Password := "%{2}"
+ }
+
+ #
+ # Get the users' real password and authorization credentials
+ # from somewhere, such as a database. This should also set
+ #
+ # &control:TOTP-Secret
+ #
+ -ldap
+ -sql
+
+ #
+ # As an example, fake out the TOTP secret
+ #
+ # The value should be the base-32 version of the TOTP secret.
+ #
+ # Note that the TOTP secret is effectively a password, and
+ # should be kept secret! At this time, there is no way to
+ # "hide" or "encrypt" the TOTP secret for a user. Even if it
+ # was encrypted, the server would still need a key to decrypt
+ # it. So encrypying this field does not offer much benefit.
+ #
+ if (&User-Name == "bob") {
+ &control:TOTP-Secret := 12345678901234567890
+ }
+
+ #
+ # Verify the 6-digit TOTP password. If the module does not
+ # return "ok", then the TOTP password is wrong.
+ #
+ totp.authenticate
+ if (!ok) {
+ reject
+ }
+
+ #
+ # Set Auth-Type = PAP
+ #
+ pap
+}
+
+authenticate {
+ #
+ # Check the User-Password against whatever we found in LDAP
+ # or SQL.
+ #
+ pap
+}
+
+}