dhcpcd-discuss

On 5/5/2017 7:17 PM, Roy Marples wrote:
> Hi
>
> On 05/05/2017 22:25, JED wrote:
> > I'm trying to shoot a bug on my Raspberry Pi where dhcpcd has SEGV when
> > I convert root file system to f2fs. Why running on f2fs instead of ext4
> > breaks dhcpcd I have NO idea, but I'm not sure I care. BTW, I get this:
> > > May  4 01:27:33 rasp8apr systemd[1]: dhcpcd.service: main process
> > > exited, code=killed, status=11/SEG
>
> Well, I'd need a backtrace to fix that.
I'm trying to charge ahead and see if it is already fixed in a more 
current version. It seems like a better way forward.


> > I'm trying 7.0.0-beta3 to avoid shooting an old bug, since the latest
> > Raspbian
> > > Raspbian Jessie with PIXEL
> > > Image with PIXEL desktop based on Debian Jessie
> > > Version: April 2017
> > > Release date: 2017-04-10
> > > Kernel version: 4.4
> > uses
> > > root@rasp8apr:~# dhcpcd --version
> > > dhcpcd 6.7.1
> > > Copyright (c) 2006-2015 Roy Marples
> > and you've fixed LOTS of things since then. If this is the wrong way to
> > proceed, I'm ready for any suggestions.
> >
> > However
> > > root@rasp8apr:~/dhcpcd-7.0.0-beta3# ./configure
> > > configure args:
> > > Deriving operating system from ... armv7l-unknown-linux
> > > Configuring dhcpcd for ... linux
> > > Enabling INET support
> > > Enabling ARP support
> > > Enabling ARPing support
> > > Enabling IPv4LL support
> > > Enabling INET6 support
> > > Enabling DHCPv6 support
> > > Enabling Authentication
> > > Using compiler .. cc
> > > cc (Raspbian 4.9.2-10) 4.9.2
> > > dhcpcd-definitions.conf will be embedded in dhcpcd itself
> > > Testing for nl80211 ... yes
> > > Testing for IN6_ADDR_GEN_MODE_NONE ... no
> > > Testing for getifaddrs ... no
> > > libc support for getifaddrs is required - aborting
> >
> > What do I need do to fix this? Web searches turned up this message in
> > different versions of this script but no answers.
>
> Post your config.log file, either as an attachment here or to
> https://dev.marples.name/paste/
>
> That will hopefully tell us why it fails to detect it in libc.

Here's my config.log
root@rasp8apr:~/dhcpcd-7.0.0-beta3# cat config.log
_IN6_ADDR_GEN_MODE_NONE.c: In function 'main':
_IN6_ADDR_GEN_MODE_NONE.c:3:10: error: 'IN6_ADDR_GEN_MODE_NONE' 
undeclared (first use in this function)
  int x = IN6_ADDR_GEN_MODE_NONE;
          ^
_IN6_ADDR_GEN_MODE_NONE.c:3:10: note: each undeclared identifier is 
reported only once for each function it appears in
_getifaddrs.c:1:23: fatal error: sys/types.h: No such file or directory
 #include <sys/types.h>
                       ^
compilation terminated.
_getifaddrs.c:1:23: fatal error: sys/types.h: No such file or directory
 #include <sys/types.h>
                       ^
compilation terminated.
root@rasp8apr:~/dhcpcd-7.0.0-beta3#



> That will hopefully tell us why it fails to detect it in libc.
>
> > BTW: Your ftp server seems to not support passive ftp, perhaps because
> > of closed ports. I just used https instead. Example of that problem, but
> > you probably don't care too much and I worked around it...
> > > root@rasp8apr:~# wget
> > > ftp://roy.marples.name/pub/dhcpcd/dhcpcd-7.0.0-beta3.tar.xz
> > > converted
> > > 'ftp://roy.marples.name/pub/dhcpcd/dhcpcd-7.0.0-beta3.tar.xz'
> > > (ISO-8859-1) ->
> > > 'ftp://roy.marples.name/pub/dhcpcd/dhcpcd-7.0.0-beta3.tar.xz' (UTF-8)
> > > --2017-05-05 12:33:06--
> > > ftp://roy.marples.name/pub/dhcpcd/dhcpcd-7.0.0-beta3.tar.xz
> > >            => 'dhcpcd-7.0.0-beta3.tar.xz'
> > > Resolving roy.marples.name (roy.marples.name)... 81.108.15.115
> > > Connecting to roy.marples.name (roy.marples.name)|81.108.15.115|:21...
> > > connected.
> > > Logging in as anonymous ... Logged in!
> > > ==> SYST ... done.    ==> PWD ... done.
> > > ==> TYPE I ... done.  ==> CWD (1) /pub/dhcpcd ... done.
> > > ==> SIZE dhcpcd-7.0.0-beta3.tar.xz ... 203440
> > > ==> PASV ... couldn't connect to 10.73.2.61 port 49001: Connection
> > > timed out
> > > Retrying.
> > >
> > > --2017-05-05 12:35:20--
> > > ftp://roy.marples.name/pub/dhcpcd/dhcpcd-7.0.0-beta3.tar.xz
> > >   (try: 2) => 'dhcpcd-7.0.0-beta3.tar.xz'
> > > Connecting to roy.marples.name (roy.marples.name)|81.108.15.115|:21...
> > > connected.
> > > Logging in as anonymous ... Logged in!
> > > ==> SYST ... done.    ==> PWD ... done.
> > > ==> TYPE I ... done.  ==> CWD (1) /pub/dhcpcd ... done.
> > > ==> SIZE dhcpcd-7.0.0-beta3.tar.xz ... 203440
> > > ==> PASV ... couldn't connect to 10.73.2.61 port 49005: Connection
> > > timed out
> > > Retrying.
> > Just to see, I later told wget --no-passive-ftp and that works, too. It
> > just took me a while to find that option in the 1440 lines of man file,
> > since PASV wasn't in there and I had to remember exactly what that was
> > about. Memory is the second thing to go.
>
> PASV works from all remote hosts I have access to back to my host.... I
> don't know why it fails for you.
> I'll try opening more ports and see if that helps.
>
> Roy