rlm_perl segfault
Boian Jordanov
bjordanov at orbitel.bg
Wed Mar 8 10:20:40 CET 2006
Can you check which version of libperl you are using ? I think on Debian it
was separate package ? Also please can you try to run freeradius with
example.pl which is included in freeradius.
On Wednesday 08 March 2006 05:12, Grant Zanetti wrote:
> I've just tried to get the rlm_perl module working.
>
> I'm running debian 3.1 with perl 5.8.8. I've tried installing the
> prebuilt debian packages as well as from source with "dpkg-buildpackage
> -rfakeroot -uc -b"
>
> However after loading the module freeradius segfaults.
>
> Freeradius config:
> modules {
> perl ipalloc {
> module = /etc/freeradius/dynip.pl
> func_accounting = accounting
> func_post_auth = post_auth
> }
> }
>
> post-auth {
> ipalloc
> }
>
> When running freeradius I get
>
> traffic:/etc/freeradius# freeradius -X
> Starting - reading configuration files ...
> reread_config: reading radiusd.conf
> Config: including file: /etc/freeradius/proxy.conf
> Config: including file: /etc/freeradius/clients.conf
> Config: including file: /etc/freeradius/snmp.conf
> Config: including file: /etc/freeradius/eap.conf
> Config: including file: /etc/freeradius/sql.conf
> main: prefix = "/usr"
> main: localstatedir = "/var"
> main: logdir = "/var/log/freeradius"
> main: libdir = "/usr/lib/freeradius"
> main: radacctdir = "/var/log/freeradius/radacct"
> main: hostname_lookups = no
> main: max_request_time = 30
> main: cleanup_delay = 5
> main: max_requests = 1024
> main: delete_blocked_requests = 0
> main: port = 0
> main: allow_core_dumps = no
> main: log_stripped_names = no
> main: log_file = "/var/log/freeradius/radius.log"
> main: log_auth = no
> main: log_auth_badpass = no
> main: log_auth_goodpass = no
> main: pidfile = "/var/run/freeradius/freeradius.pid"
> main: user = "freerad"
> main: group = "freerad"
> main: usercollide = no
> main: lower_user = "no"
> main: lower_pass = "no"
> main: nospace_user = "no"
> main: nospace_pass = "no"
> main: checkrad = "/usr/sbin/checkrad"
> main: proxy_requests = yes
> proxy: retry_delay = 5
> proxy: retry_count = 3
> proxy: synchronous = no
> proxy: default_fallback = yes
> proxy: dead_time = 120
> proxy: post_proxy_authorize = no
> proxy: wake_all_if_all_dead = no
> security: max_attributes = 200
> security: reject_delay = 1
> security: status_server = no
> main: debug_level = 0
> read_config_files: reading dictionary
> read_config_files: reading naslist
> Using deprecated naslist file. Support for this will go away soon.
> read_config_files: reading clients
> read_config_files: reading realms
> radiusd: entering modules setup
> Module: Library search path is /usr/lib/freeradius
> Module: Loaded exec
> exec: wait = yes
> exec: program = "(null)"
> exec: input_pairs = "request"
> exec: output_pairs = "(null)"
> exec: packet_type = "(null)"
> rlm_exec: Wait=yes but no output defined. Did you mean output=none?
> Module: Instantiated exec (exec)
> Module: Loaded expr
> Module: Instantiated expr (expr)
> Module: Loaded PAP
> pap: encryption_scheme = "crypt"
> Module: Instantiated pap (pap)
> Module: Loaded CHAP
> Module: Instantiated chap (chap)
> Module: Loaded MS-CHAP
> mschap: use_mppe = yes
> mschap: require_encryption = no
> mschap: require_strong = no
> mschap: with_ntdomain_hack = no
> mschap: passwd = "(null)"
> mschap: authtype = "MS-CHAP"
> mschap: ntlm_auth = "(null)"
> Module: Instantiated mschap (mschap)
> Module: Loaded System
> unix: cache = no
> unix: passwd = "(null)"
> unix: shadow = "/etc/shadow"
> unix: group = "(null)"
> unix: radwtmp = "/var/log/freeradius/radwtmp"
> unix: usegroup = no
> unix: cache_reload = 600
> Module: Instantiated unix (unix)
> Module: Loaded eap
> eap: default_eap_type = "md5"
> eap: timer_expire = 60
> eap: ignore_unknown_eap_types = no
> eap: cisco_accounting_username_bug = no
> rlm_eap: Loaded and initialized type md5
> rlm_eap: Loaded and initialized type leap
> gtc: challenge = "Password: "
> gtc: auth_type = "PAP"
> rlm_eap: Loaded and initialized type gtc
> mschapv2: with_ntdomain_hack = no
> rlm_eap: Loaded and initialized type mschapv2
> Module: Instantiated eap (eap)
> Module: Loaded preprocess
> preprocess: huntgroups = "/etc/freeradius/huntgroups"
> preprocess: hints = "/etc/freeradius/hints"
> preprocess: with_ascend_hack = no
> preprocess: ascend_channels_per_line = 23
> preprocess: with_ntdomain_hack = no
> preprocess: with_specialix_jetstream_hack = no
> preprocess: with_cisco_vsa_hack = no
> Module: Instantiated preprocess (preprocess)
> Module: Loaded realm
> realm: format = "suffix"
> realm: delimiter = "@"
> realm: ignore_default = no
> realm: ignore_null = no
> Module: Instantiated realm (suffix)
> Module: Loaded files
> files: usersfile = "/etc/freeradius/users"
> files: acctusersfile = "/etc/freeradius/acct_users"
> files: preproxy_usersfile = "/etc/freeradius/preproxy_users"
> files: compat = "no"
> Module: Instantiated files (files)
> Module: Loaded Acct-Unique-Session-Id
> acct_unique: key = "User-Name, Acct-Session-Id, NAS-IP-Address,
> Client-IP-Address, NAS-Port"
> Module: Instantiated acct_unique (acct_unique)
> Module: Loaded detail
> detail: detailfile =
> "/var/log/freeradius/radacct/%{Client-IP-Address}/detail-%Y%m%d"
> detail: detailperm = 384
> detail: dirperm = 493
> detail: locking = no
> Module: Instantiated detail (detail)
> Module: Loaded radutmp
> radutmp: filename = "/var/log/freeradius/radutmp"
> radutmp: username = "%{User-Name}"
> radutmp: case_sensitive = yes
> radutmp: check_with_nas = yes
> radutmp: perm = 384
> radutmp: callerid = yes
> Module: Instantiated radutmp (radutmp)
> Module: Loaded perl
> perl: module = "/etc/freeradius/dynip.pl"
> perl: func_authorize = "authorize"
> perl: func_authenticate = "authenticate"
> perl: func_accounting = "accounting"
> perl: func_preacct = "preacct"
> perl: func_checksimul = "checksimul"
> perl: func_detach = "detach"
> perl: func_xlat = "xlat"
> perl: func_pre_proxy = "pre_proxy"
> perl: func_post_proxy = "post_proxy"
> perl: func_post_auth = "post_auth"
> perl: perl_flags = "(null)"
> perl: func_start_accounting = "(null)"
> perl: func_stop_accounting = "(null)"
> Segmentation fault
>
> The file "/etc/freeradius/dynip.pl" exists and is readable but the
> segfault is the same whether it exists or not.
>
> This is the output from gdb
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread -1210271424 (LWP 866)]
> 0xb7c12ca2 in Perl_hv_clear_placeholders () from /usr/lib/libperl.so.5.8
> (gdb) bt
> #0 0xb7c12ca2 in Perl_hv_clear_placeholders ()
> from /usr/lib/libperl.so.5.8
> #1 0xb7c13369 in Perl_hv_delayfree_ent () from /usr/lib/libperl.so.5.8
> #2 0xb7c142cc in Perl_hv_fetch () from /usr/lib/libperl.so.5.8
> #3 0xb7bbf7ba in Perl_gv_fetchpv () from /usr/lib/libperl.so.5.8
> #4 0xb7bbc14a in Perl_my_failure_exit () from /usr/lib/libperl.so.5.8
> #5 0xb7bbe97d in perl_parse () from /usr/lib/libperl.so.5.8
> #6 0xb7cbcd5d in ?? () from /usr/lib/freeradius/rlm_perl-1.1.0.so
> #7 0x0812e590 in ?? ()
> #8 0xb7cbc130 in ?? () from /usr/lib/freeradius/rlm_perl-1.1.0.so
> #9 0x00000003 in ?? ()
> #10 0xbffa29b0 in ?? ()
> #11 0x00000000 in ?? ()
> #12 0x0812e590 in ?? ()
> #13 0xb7cc0060 in rlm_perl () from /usr/lib/freeradius/rlm_perl-1.1.0.so
> #14 0xb7cc0350 in ?? () from /usr/lib/freeradius/rlm_perl-1.1.0.so
> #15 0xb7b99618 in ?? () from /usr/lib/libperl.so.5.8
> #16 0xb7cc0344 in ?? () from /usr/lib/freeradius/rlm_perl-1.1.0.so
> #17 0x0811a9e8 in ?? ()
> #18 0x08119c68 in ?? ()
> #19 0x00000000 in ?? ()
> #20 0x0812e4c8 in ?? ()
> #21 0xb7cbf6a0 in ?? () from /usr/lib/freeradius/rlm_perl-1.1.0.so
> #22 0x08050455 in log_debug ()
> #23 0x08055332 in find_module_instance ()
> #24 0x08056a4f in modcallable_free ()
> #25 0x080559e4 in setup_modules ()
> #26 0x0804cd80 in main ()
>
> I have tried with perl 5.8.4 with the same result.
>
> Any help would be appreciated. I'm not sure how to get more debug out
> of freeradius with gdb.
>
>
> -
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--
Best Regards,
Boian Jordanov
SNE
Orbitel - Next Generation Telecom
tel. +359 2 4004 723
tel. +359 2 4004 002
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