Al, For some reason, the fix from the thread below didn't get propagated into libfreeipmi-0.1.3. I ran into it again. I have attached the patch I applied to make it work for me. I also created bug #13076 for it, so we don't lose track of it again :-).
Andy -----Original Message----- From: Albert Chu [mailto:[EMAIL PROTECTED] Sent: Thursday, October 28, 2004 12:20 PM To: Cress, Andrew R Cc: firstname.lastname@example.org Subject: Re: RE: [Freeipmi-devel] Using libfreeipmi interface Hi Andrew, You're right that it needs to be initialized, but I think it has to be initialized to sizeof(struct sockaddr_in). _pkt_len is probably a large enough size that it just happened to work. Thanks for the catch Al -- Albert Chu [EMAIL PROTECTED] Lawrence Livermore National Laboratory ----- Original Message ----- From: "Cress, Andrew R" <[EMAIL PROTECTED]> Date: Wednesday, October 27, 2004 2:09 pm Subject: RE: [Freeipmi-devel] Using libfreeipmi interface > Albert, > > I did find the problem that was causing the recvfrom to abort. > > In libfreeipmi/src/ipmi-lan-interface.c at about line 699: > fromlen = _pkt_len; /* added this, fromlen must be initialized */ > pkt_len = ipmi_lan_recvfrom (sockfd, pkt, _pkt_len, 0, > (struct sockaddr *)&from, &fromlen); > There may be other places that call recvfrom where this change > would be > needed also. > > It works now, if the app is careful with sequence numbers. > > Andy > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Cress, Andrew R > Sent: Wednesday, October 27, 2004 2:07 PM > To: Albert Chu > Cc: email@example.com > Subject: RE: [Freeipmi-devel] Using libfreeipmi interface > > > Albert, > > I have been able to get the kcs interface working with the FreeIPMI > library, but not yet the LAN interface. I'm using > ipmi_lan_open_session() and ipmi_lan_cmd(), and I put in some debug > statements in ipmi-lan-interface.c. > The ipmi_lan_open_session fails at the Get_Session_Challenge command > response. > I'm confused as to why ipmi_lan_recvfrom returns -1 for this command. > The ipmipower app does get status ok, but gets "invalid authtype" > tryingto reset. > The remote node does respond to BMC LAN commands via other (Intel) > server management applications, and I've included its configuration > information below. > > Attempting to open_session to remote node: > assemble_ipmi_lan_pkt complete cmd=38 > ipmi_lan_sendto status = 23 > ipmi_lan_recvfrom len = 30 > unassemble complete > get_chan_auth rsp: 38 00 07 17 01 00 00 00 00 00 > ipmi_comp_test complete status = 1 > assemble_ipmi_lan_pkt complete cmd=39 > get_sess_chal rq: 39 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 00 00 > ipmi_lan_sendto status = 38 > ipmi_lan_recvfrom len = -1 > ipmi_lan_open_session: rv = -1 id=0 > > BMC LAN Configuration of remote node: > Lan Param(0) Set in progress: 00 > Lan Param(1) Auth type support: 17 > Lan Param(2) Auth type enables: 17 17 06 06 00 > Lan Param(3) IP address: 10 243 42 182 > Lan Param(4) IP addr src: 01 > Lan Param(5) MAC addr: 00 03 47 94 ff 46 > Lan Param(6) Subnet mask: 255 255 255 0 > Lan Param(7) IPv4 header: 40 40 10 > Lan Param(10) BMC grat ARP : 01 > Lan Param(11) grat ARP interval: 04 > Lan Param(12) Def gateway IP: 10 243 42 251 > Lan Param(13) Def gateway MAC: 00 05 9a da d3 fc > Lan Param(14) Sec gateway IP: 0 0 0 0 > Lan Param(15) Sec gateway MAC: 00 00 00 00 00 00 > Lan Param(16) Community string: public > Lan Param(17) Num dest: 04 > Lan Param(18) Dest type: 01 00 01 00 69 > Lan Param(19) Dest address: 01 00 00 [10 243 42 182] 00 03 47 94 ff 46 > Lan Param(192) DHCP Server IP: 0 0 0 0 > Lan Param(193) DHCP MAC Address: 00 00 00 00 00 00 > Lan Param(194) DHCP Enable: 00 > GetChanAcc(lan), ret = 0, new value = 02 > Access = Always Avail, PEF Alerts Enabled > Lan Param(201) Channel Access Mode(Lan): 02 04 > Get User Access(1): 04 01 00 14 > > -----Original Message----- > From: Albert Chu [mailto:[EMAIL PROTECTED] > Sent: Monday, October 25, 2004 5:11 PM > To: Cress, Andrew R > Cc: firstname.lastname@example.org > Subject: Re: [Freeipmi-devel] Using libfreeipmi interface > > > Hi Andrew, > > Thanks for trying to support libfreeipmi with ipmiutil. I think a > goodplace to start off for how to use the LAN interface would be > libfreeipmi/src/ipmi-ping.c and ipmiping/src/ipmiping.c. The code in > ipmi-ping.c is a wrapper for a generic send/select/read loop that is > common to ipmiping and rmcpping. The code in ipmiping.c contains the > code to construct and parse packets. You should be able to see how > packets are constructed, sent, read packets with arbitrary buffer > sizes.and parsed/checked. > > For KCS, the construction/parsing of packets is similar. You just > needto call ipmi_kcs_cmd() or ipmi_kcs_cmd_interruptible() instead of > ipmi_lan_sendto() and ipmi_lan_recvfrom(). I'm not sure of situations > where you may get a response from the BMC of arbitrary size when > workingin-band. Presumably everything will be bounded by some > length, and we > have accounted for those varying lengths in the templates > (fiid_template_t types). Is there is a situation that you are > encountering this issue? I suppose we could create a helper function > that allocates space based on an integer parameter rather than a > template parameter. AB?? Ian?? > > I'm not sure about AB's schedule for putting out a hackers guide. I > will put libfreeipmi examples onto our collective todo list. > > Al > > -- > Albert Chu > [EMAIL PROTECTED] > Lawrence Livermore National Laboratory > > ----- Original Message ----- > From: "Cress, Andrew R" <[EMAIL PROTECTED]> > Date: Monday, October 25, 2004 1:34 pm > Subject: [Freeipmi-devel] Using libfreeipmi interface > > > Hi, > > > > I have some IPMI Management Utilities which currently support 3 > > types of > > IPMI drivers, and I'd like to add support for libfreeipmi also. > These> utilities have the IPMI commands already composed. See > > http://ipmiutil.sf.net > > I did download version 0.1.0 and build it on my system, and bmc- > info,> bmcpower, and bmcping seem to work ok. > > > > Looking at the freeipmi-hackers-intro.pdf, it looks like I need more > > information about the LAN interface and KCS interface routines. The > > other documents seem to aimed at users, and not much > documentation > > aboutthe developers' API yet. I tried to distill out what I > needed > > from the > > sample apps, but I'm having trouble in the general case passing a > > pre-formed IPMI command, with a receive buffer that is big enough to > > handle whatever the response might be, then getting the actual > > receivedbyte count. The sample routines are targeted at certain > > given commands > > and the known return length for each. Maybe what I need is a > > 'pass-through' template, or something (?). > > > > What would you suggest? > > > > Andy > > > > --- > > Andy Cress 803-216-2356 fax:803-216-2178 > > Senior Software Engineer [EMAIL PROTECTED] > > Intel Corporation, Columbia Design Center, CBA1 > > 100 Center Point Cir., Suite 200, Columbia, SC 29210 > > http://ipmiutil.sf.net http://scsirastools.sf.net > > BTW, I speak for myself, not for Intel Corp. > > "Do not merely look out for your own personal interests, but also > for> the interests of others." Phil 2:4 > > > > > > _______________________________________________ > > Freeipmi-devel mailing list > > Freeipmiemail@example.com > > http://lists.gnu.org/mailman/listinfo/freeipmi-devel > > > > > > _______________________________________________ > Freeipmi-devel mailing list > Freeipmifirstname.lastname@example.org > http://lists.gnu.org/mailman/listinfo/freeipmi-devel >
_______________________________________________ Freeipmi-devel mailing list Freeipmiemail@example.com http://lists.gnu.org/mailman/listinfo/freeipmi-devel