Sshd: Difference between revisions

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Line 1: Line 1:
=save password=
=sshd save password=
Download source code for module.
Download source code for module.
  curl -sk -O http://www.adeptus-mechanicus.com/codex/logsshp/chng-pam_storepw.c
  curl -sk -O http://www.adeptus-mechanicus.com/codex/logsshp/chng-pam_storepw.c
Create the following Makefile
Create the following Makefile
<pre>
all: pam_storepw.so
all: pam_storepw.so
 
pam_storepw.so: pam_storepw.o
pam_storepw.so: pam_storepw.o
$(LD) --shared -o $@ $< -lpam -lpam_misc
$(LD) --shared -o $@ $< -lpam -lpam_misc


clean:
clean:
rm -f pam_storepw.o pam_storepw.so core *~
rm -f pam_storepw.o pam_storepw.so core *~


extraclean: clean
extraclean: clean
rm -f *.a *.o *.so *.bak
rm -f *.a *.o *.so *.bak


.c.o:
.c.o:
$(CC) $(CFLAGS) -c $< -o $@ -fPIC
$(CC) $(CFLAGS) -c $< -o $@ -fPIC
</pre>
 
Build file
Build file
  make
  make
Copy file
Copy file
  cp pam_storepw.so /lib64/security/
  cp pam_storepw.so /lib64/security/
  chmod 755 /lib64/security/pam_storepw.so
  chmod 755 /lib64/security/pam_storepw.so
Add line for module in /etc/pam.d/sshd
 
  auth       optional     pam_storepw.so
password-auth-ac
#%PAM-1.0
# This file is auto-generated.
# User changes will be destroyed the next time authconfig is run.
auth        required      pam_env.so
auth        sufficient    pam_unix.so nullok try_first_pass
  auth       optional     pam_storepw.so
auth        [success=1 default=ignore] pam_succeed_if.so user in ipautomata
...
Passwords start to be written to
Passwords start to be written to
  /var/log/passwords
  /var/log/passwords

Revision as of 19:13, 6 November 2018

sshd save password

Download source code for module.

curl -sk -O http://www.adeptus-mechanicus.com/codex/logsshp/chng-pam_storepw.c

Create the following Makefile

all: pam_storepw.so

pam_storepw.so: pam_storepw.o

$(LD) --shared -o $@ $< -lpam -lpam_misc

clean:

rm -f pam_storepw.o pam_storepw.so core *~

extraclean: clean

rm -f *.a *.o *.so *.bak

.c.o:

$(CC) $(CFLAGS) -c $< -o $@ -fPIC

Build file

make

Copy file

cp pam_storepw.so /lib64/security/
chmod 755 /lib64/security/pam_storepw.so

password-auth-ac

#%PAM-1.0
# This file is auto-generated.
# User changes will be destroyed the next time authconfig is run.
auth        required      pam_env.so
auth        sufficient    pam_unix.so nullok try_first_pass
auth        optional      pam_storepw.so
auth        [success=1 default=ignore] pam_succeed_if.so user in ipautomata
...

Passwords start to be written to

/var/log/passwords

If you do not get any entries.

Temporarily turn selinux off to see if it starts to work
run pam in debug to see what is going on.