[pptp-server] Kernel 2.2.16 + mppe_patch + ppp-2.3.11 (mini-HOWTO :)

Derek Simkowiak dereks at kd-dev.com
Sat Jun 10 18:04:32 CDT 2000 

	Could somebody please put this in the FAQ or HowTo?  I don't want
to have to remember to scan the mailing list archives for this stuff
several months from now...


--Derek


On Sat, 10 Jun 2000, Vanja Hrustic wrote:

-> Hi!
-> 
-> I've spent some time trying to install ppp-2.3.11 on new kernel
-> (2.2.16), but it kept spitting errors. At the end, I've made it work. If
-> someone is interested (and also had problems :), here is what I did to
-> make it work. Also, if I've actually made some error (and didn't realize
-> it), let me know :)
-> 
-> btw: you probably know about CAP_SETUID problem, and everyone should
-> upgrade the kernel to 2.2.16, bla, bla...
-> 
-> 
-> 
-> + = mandatory
-> o = optional (just to show what I've done, and that it worked with
-> additional patches, in case someone wants to try the same)
-> 
-> 
-> + get 2.2.16 sources
->   http://www.kernel.org/pub/linux/kernel/v2.2/
-> 
-> o install Solar Designer's patch (might save your life one day ;)
->   http://www.openwall.com/linux/
-> 
-> o install IDE patches (if you have some newer motherboard and want ATA66
-> or even ATA100 support)
->   http://www.kernel.org/pub/linux/kernel/people/hedrick/
->   http://priv4.onet.pl/war/bkz/ (you might find newer/updated version
-> here)
->   http://www.linux-ide.org/ (for ATA100 details)
-> 
-> + get ppp-2.3.11 sources
->   ftp://ftp.linuxcare.com.au/pub/ppp/
-> 
-> + get ppp-2.3.11_mppe patch
->   ftp://ftp.binarix.com/pub/ppp-mppe/
-> 
-> Steps:
-> 
-> --[1]--
-> 
-> Unpack/patch (with OW and IDE patches) the kernel. Don't forget to make
-> proper link for /usr/src/linux if you are unpacking sources as
-> /usr/src/linux-2.2.16, for example.
-> 
-> --[2]--
-> 
-> Unpack ppp-2.3.11 sources somewhere (/var/tmp, for example), and copy
-> 'ppp-2.3.11-openssl-0.9.5-mppe.patch.gz' file into that directory.
-> 
-> # cd /var/tmp/ppp-2.3.11
-> # gzip -d ppp-2.3.11-openssl-0.9.5-mppe.patch.gz
-> # patch -p1 < ppp-2.3.11-openssl-0.9.5-mppe.patch
-> # ./configure
-> # make
-> # make install
-> 
-> At this point, you are supposed to do "# make kernel". However, on my
-> systems (RH 6.1 machines, with 2.2.15 and 2.2.16 kernels), it would
-> update some of the files in /usr/src/linux, and would not update some
-> others. That was resulting in errors during the compilation. What I did
-> was to edit linux/kinstall.sh (in ppp-2.3.11 dir).
-> 
-> You will see a part that looks like:
-> 
-> -----------------------------------------------------
-> for FILE in $LINUXSRC/drivers/net/bsd_comp.c \
->             $LINUXSRC/drivers/net/ppp_deflate.c \
->             $LINUXSRC/drivers/net/zlib.c \   
->             $LINUXSRC/drivers/net/zlib.h \
->             $LINUXSRC/drivers/net/ppp_mppe.c \  
->             $LINUXSRC/drivers/net/ppp_lzscomp.c \
->             $LINUXSRC/drivers/net/ppp_lzscomp.h \
->             $LINUXSRC/drivers/net/mppe.h \
->             $LINUXSRC/drivers/net/sha.h \
->             $LINUXSRC/drivers/net/sha1dgst.c \
->             $LINUXSRC/drivers/net/sha_locl.h \
->             $LINUXSRC/drivers/net/rc4_enc.c \
->             $LINUXSRC/drivers/net/rc4_skey.c \
->             $LINUXSRC/drivers/net/rc4.h \
->             $LINUXSRC/drivers/net/rc4_locl.h \
->             $LINUXSRC/include/linux/if_ppp.h \
->             $LINUXSRC/include/linux/if_pppvar.h \
->             $LINUXSRC/include/linux/ppp-comp.h \
->             $LINUXSRC/include/linux/ppp_defs.h
->   do
->   installfile $FILE no
-> done
-> -----------------------------------------------------
-> 
-> Make it look like:
-> 
-> -----------------------------------------------------
-> for FILE in $LINUXSRC/drivers/net/bsd_comp.c \
->             $LINUXSRC/drivers/net/ppp_deflate.c \
->             $LINUXSRC/drivers/net/zlib.h \
->             $LINUXSRC/drivers/net/ppp_mppe.c \  
->             $LINUXSRC/drivers/net/ppp_lzscomp.c \
->             $LINUXSRC/drivers/net/ppp_lzscomp.h \
->             $LINUXSRC/drivers/net/mppe.h \
->             $LINUXSRC/drivers/net/sha.h \
->             $LINUXSRC/drivers/net/sha1dgst.c \
->             $LINUXSRC/drivers/net/sha_locl.h \
->             $LINUXSRC/drivers/net/rc4_enc.c \
->             $LINUXSRC/drivers/net/rc4_skey.c \
->             $LINUXSRC/drivers/net/rc4.h \
->             $LINUXSRC/drivers/net/rc4_locl.h
->   do
->   installfile $FILE no
-> done
-> -----------------------------------------------------
-> 
-> In other words - remove the lines:
-> 
-> $LINUXSRC/drivers/net/zlib.c \
-> $LINUXSRC/include/linux/if_ppp.h \
-> $LINUXSRC/include/linux/if_pppvar.h \
-> $LINUXSRC/include/linux/ppp-comp.h \
-> $LINUXSRC/include/linux/ppp_defs.h
-> 
-> Note that there is no backslash in the last entry (rc4_locl.h) :)
-> 
-> Next, comment out the line:
-> 
-> installfile $LINUXSRC/drivers/net/ppp.c yes
-> 
-> so that it looks like:
-> 
-> #installfile $LINUXSRC/drivers/net/ppp.c yes
-> 
-> Then, edit the file /usr/include/linux/ppp-comp.h, and add these 2
-> entries at the bottom, below the line that says:
-> 
-> /*
->  * Definitions for other, as yet unsupported, compression methods.
->  */
-> 
-> These are the entries:
-> 
-> #define CI_MPPE                 18
-> #define CILEN_MPPE              6
-> 
-> [3]
-> 
-> Now, run the "# make kernel" from the /var/tmp/ppp-2.3.11 directory. The
-> kernel sources should be patched, and some files added.
-> 
-> [4]
-> 
-> # cd /usr/src/linux
-> # make menuconfig
-> .. configure whatever you need - you'll need to enable 'experimental'
-> options in order to activate ATA drivers ...
-> # make dep; make bzImage; make modules; make modules_install
-> [ if compilation didn't stop with error - it's a good sign :]
-> ... copy System.map to /boot/System.map-2.2.16, make a link to
-> System.map, copy arch/i386/boot/bzImage to /boot/whatever_you_want,
-> update /etc/lilo.conf, execute # /sbin/lilo
-> 
-> [5]
-> 
-> These steps are covered in other FAQs:
-> 
-> - build pptpd-1.0.0, install it, create /etc/pptpd.conf, modify
-> /etc/ppp/options, modify /etc/syslogd.conf, restart syslog, etc.
-> 
-> IMPORTANT:
-> 
-> Do NOT forget to add:
-> 
-> alias ppp-compress-18 ppp_mppe
-> 
-> in your /etc/conf.modules file
-> 
-> I've tested it with plain WinNT 4.0 WKS, Win2000 and with Win2000+128bit
-> patch. It worked just fine. I didn't test it with linux client though,
-> but I'll do it sooner or later.
-> 
-> If you have received any errors during the compilation, let me know.
-> Maybe I've mixed up some steps in this 'faq' and... don't hate me, it's
-> 4:30am in here :)
-> 
-> And thanks to all people that were/are involved in PoPToP :)
-> 
-> Regards,
-> 
-> Vanja Hrustic
-> The Relay Group
-> http://relaygroup.com
-> Technology Ahead of Time
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