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Update pam_linotp.py #1

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64a6165
Update pam_linotp.py
dcacklam Jun 21, 2021
25fe64d
Make 'nosslcertverify' option work properly,
dcacklam Jun 21, 2021
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19 changes: 16 additions & 3 deletions src/pam_linotp.py
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Original file line number Diff line number Diff line change
Expand Up @@ -75,6 +75,7 @@
import urllib
import urllib2
import pwd
import ssl

LINOTP_FAIL = ":-/"
LINOTP_OK = ":-)"
Expand All @@ -96,7 +97,16 @@ def get_config( argv ):
# split the config parameters
if "debug" in argv:
config["debug"] = True

# Make nosslcertverify option work, allow people to use self-signed certs
if "nosslcertverify" in argv:
try:
_create_unverified_https_context = ssl._create_unverified_context
except AttributeError:
# Legacy Python that doesn't verify HTTPS certificates by default
pass
else:
# Handle target environment that doesn't support HTTPS verification
ssl._create_default_https_context = _create_unverified_https_context
# parse parameter
for arg in argv:

Expand Down Expand Up @@ -213,7 +223,9 @@ def check_response( pamh, ret, user, config ):
elif len( ret ) > len( LINOTP_REJECT ) and ret.startswith( LINOTP_REJECT ):
syslog.syslog( "in challenge mode" )
parts = ret.split( ' ' )
challenge = "Otp: "
## What you want users to be prompted for
challenge_prompt = "OTP:"
challenge = challenge_prompt
state = ""

if len( parts ) > 1:
Expand All @@ -223,7 +235,8 @@ def check_response( pamh, ret, user, config ):
del parts[0]
del parts[0]
challenge = " ".join( parts )

## The original OTP prompt was overwritten by the message from the server. Add it back.
challenge=challenge+" - "+challenge_prompt
msg = pamh.Message( pamh.PAM_PROMPT_ECHO_OFF, challenge )
rsp = pamh.conversation( msg )
pamh.authtok = rsp.resp
Expand Down