Package: ctdb
Version: 1.0.82-1
Severity: important
Tags: patch


Coin,

Please consider applying this patch, which correct the configure script to add support for the GNU system, add the new implentation-specific 'common/system_gnu.c' file, and deactivate the SOL_SOCKET use on Hurd, as it is not yet implemented. It adapts Build-depends and Depends as well.

With this patch, ctdb builds well and runs (even if a complete testing was not yet done). It will enable many blocked packages to be available.

Regards.

--
Marc Dequènes (Duck)
diff -Nur orig/ctdb-1.0.82/debian/changelog ctdb-1.0.82/debian/changelog
--- orig/ctdb-1.0.82/debian/changelog	2009-05-24 17:17:11.000000000 +0200
+++ ctdb-1.0.82/debian/changelog	2009-05-24 15:50:49.000000000 +0200
@@ -1,3 +1,9 @@
+ctdb (1.0.82-1+hurdfr1) unreleased; urgency=low
+
+  * Added 'hurd_support' patch to fix configure script and support Hurd.
+
+ -- Marc Dequènes (Duck) <d...@hurdfr.org>  Sun, 24 May 2009 15:50:39 +0200
+
 ctdb (1.0.82-1) unstable; urgency=low
 
   * new upstream release
diff -Nur orig/ctdb-1.0.82/debian/control ctdb-1.0.82/debian/control
--- orig/ctdb-1.0.82/debian/control	2009-05-24 17:17:11.000000000 +0200
+++ ctdb-1.0.82/debian/control	2009-05-24 18:33:37.000000000 +0200
@@ -3,7 +3,7 @@
 Priority: extra
 Maintainer: Debian Samba Maintainers <pkg-samba-ma...@lists.alioth.debian.org>
 Uploaders: Mathieu Parent <math.par...@gmail.com>
-Build-Depends: debhelper (>= 5), quilt (>= 0.40), libpopt-dev
+Build-Depends: debhelper (>= 5), quilt (>= 0.40), libpopt-dev, libpcap-dev [hurd-i386]
 Homepage: http://ctdb.samba.org/
 Standards-Version: 3.8.1
 XS-DM-Upload-Allowed: yes
@@ -12,7 +12,7 @@
 
 Package: ctdb
 Architecture: any
-Depends: ${shlibs:Depends}, ${misc:Depends}, lsb-base, lsof, ethtool, iproute, psmisc, tdb-tools
+Depends: ${shlibs:Depends}, ${misc:Depends}, lsb-base, lsof [!hurd-i386], ethtool [!hurd-i386], iproute [!hurd-i386], psmisc, tdb-tools
 Suggests: logrotate
 Description: clustered database to store temporary data
  CTDB is a cluster implementation of the TDB database used by Samba and other
diff -Nur orig/ctdb-1.0.82/debian/patches/hurd_support ctdb-1.0.82/debian/patches/hurd_support
--- orig/ctdb-1.0.82/debian/patches/hurd_support	1970-01-01 01:00:00.000000000 +0100
+++ ctdb-1.0.82/debian/patches/hurd_support	2009-05-24 18:20:36.000000000 +0200
@@ -0,0 +1,455 @@
+Index: ctdb-1.0.82/configure
+===================================================================
+--- ctdb-1.0.82.orig/configure	2009-05-24 17:51:12.000000000 +0200
++++ ctdb-1.0.82/configure	2009-05-24 18:19:57.000000000 +0200
+@@ -1843,16 +1843,16 @@
+ 
+ 
+ 
+-#if test "${libdir}" = '${exec_prefix}/lib'; then
+-#  case `uname -m` in
+-#    x86_64|ppc64|powerpc64)
+-#      libdir='${exec_prefix}/lib64'
+-#      ;;
+-#    *)
+-#      libdir='${exec_prefix}/lib'
+-#      ;;
+-#  esac
+-#fi
++if test "${libdir}" = '${exec_prefix}/lib'; then
++  case `uname -m` in
++    x86_64|ppc64|powerpc64)
++      libdir='${exec_prefix}/lib64'
++      ;;
++    *)
++      libdir='${exec_prefix}/lib'
++      ;;
++  esac
++fi
+ 
+ case `uname` in
+   Linux*)
+@@ -1865,6 +1865,11 @@
+     CTDB_SCSI_IO=
+     CTDB_PCAP_LDFLAGS=-lpcap
+     ;;
++  GNU*)
++    CTDB_SYSTEM_OBJ=common/system_gnu.o
++    CTDB_SCSI_IO=
++    CTDB_PCAP_LDFLAGS=-lpcap
++    ;;
+   *)
+     echo unknown system  cant configure
+     exit
+Index: ctdb-1.0.82/configure.ac
+===================================================================
+--- ctdb-1.0.82.orig/configure.ac	2009-05-24 17:50:47.000000000 +0200
++++ ctdb-1.0.82/configure.ac	2009-05-24 18:19:50.000000000 +0200
+@@ -36,6 +36,11 @@
+     CTDB_SCSI_IO=
+     CTDB_PCAP_LDFLAGS=-lpcap
+     ;;
++  GNU*)
++    CTDB_SYSTEM_OBJ=common/system_gnu.o
++    CTDB_SCSI_IO=
++    CTDB_PCAP_LDFLAGS=-lpcap
++    ;;
+   *)
+     echo unknown system  cant configure
+     exit
+Index: ctdb-1.0.82/server/ctdb_daemon.c
+===================================================================
+--- ctdb-1.0.82.orig/server/ctdb_daemon.c	2009-05-24 17:50:48.000000000 +0200
++++ ctdb-1.0.82/server/ctdb_daemon.c	2009-05-24 17:51:12.000000000 +0200
+@@ -532,6 +532,7 @@
+ 	int fd;
+ 	struct ctdb_context *ctdb = talloc_get_type(private_data, struct ctdb_context);
+ 	struct ctdb_client *client;
++#if ! defined(__GNU__)
+ #ifdef _AIX
+ 	struct peercred_struct cr;
+ 	socklen_t crl = sizeof(struct peercred_struct);
+@@ -539,6 +540,7 @@
+ 	struct ucred cr;
+ 	socklen_t crl = sizeof(struct ucred);
+ #endif
++#endif
+ 
+ 	memset(&addr, 0, sizeof(addr));
+ 	len = sizeof(addr);
+@@ -551,6 +553,7 @@
+ 	set_close_on_exec(fd);
+ 
+ 	client = talloc_zero(ctdb, struct ctdb_client);
++#if ! defined(__GNU__)
+ #ifdef _AIX
+ 	if (getsockopt(fd, SOL_SOCKET, SO_PEERID, &cr, &crl) == 0) {
+ #else
+@@ -558,6 +561,7 @@
+ #endif
+ 		talloc_asprintf(client, "struct ctdb_client: pid:%u", (unsigned)cr.pid);
+ 	}
++#endif
+ 
+ 	client->ctdb = ctdb;
+ 	client->fd = fd;
+Index: ctdb-1.0.82/common/system_gnu.c
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ ctdb-1.0.82/common/system_gnu.c	2009-05-24 18:18:47.000000000 +0200
+@@ -0,0 +1,355 @@
++/* 
++   ctdb system specific code to manage raw sockets on linux
++
++   Copyright (C) Ronnie Sahlberg  2007
++   Copyright (C) Andrew Tridgell  2007
++   Copyright (C) Marc Dequènes (Duck) 2009
++
++   This program is free software; you can redistribute it and/or modify
++   it under the terms of the GNU General Public License as published by
++   the Free Software Foundation; either version 3 of the License, or
++   (at your option) any later version.
++   
++   This program is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++   GNU General Public License for more details.
++   
++   You should have received a copy of the GNU General Public License
++   along with this program; if not, see <http://www.gnu.org/licenses/>.
++
++
++  This file is a copy of 'common/system_linux.c' adapted for Hurd needs,
++  and inspired by 'common/system_aix.c' for the pcap usage.
++*/
++
++#include "includes.h"
++#include "system/network.h"
++#include "system/filesys.h"
++#include "system/wait.h"
++#include "../include/ctdb_private.h"
++#include "lib/events/events.h"
++#include <net/ethernet.h>
++#include <netinet/ip6.h>
++#include <net/if_arp.h>
++#include <pcap.h>
++
++
++#ifndef ETHERTYPE_IP6
++#define ETHERTYPE_IP6 0x86dd
++#endif
++
++/*
++  calculate the tcp checksum for tcp over ipv6
++*/
++static uint16_t tcp_checksum6(uint16_t *data, size_t n, struct ip6_hdr *ip6)
++{
++	uint32_t phdr[2];
++	uint32_t sum = 0;
++	uint16_t sum2;
++
++	sum += uint16_checksum((uint16_t *)(void *)&ip6->ip6_src, 16);
++	sum += uint16_checksum((uint16_t *)(void *)&ip6->ip6_dst, 16);
++
++	phdr[0] = htonl(n);
++	phdr[1] = htonl(ip6->ip6_nxt);
++	sum += uint16_checksum((uint16_t *)phdr, 8);
++
++	sum += uint16_checksum(data, n);
++
++	sum = (sum & 0xFFFF) + (sum >> 16);
++	sum = (sum & 0xFFFF) + (sum >> 16);
++	sum2 = htons(sum);
++	sum2 = ~sum2;
++	if (sum2 == 0) {
++		return 0xFFFF;
++	}
++	return sum2;
++}
++
++/*
++  send gratuitous arp reply after we have taken over an ip address
++
++  saddr is the address we are trying to claim
++  iface is the interface name we will be using to claim the address
++ */
++int ctdb_sys_send_arp(const ctdb_sock_addr *addr, const char *iface)
++{
++	/* We dont do grat arp on Hurd yet */
++	return 0;
++}
++
++
++/*
++  simple TCP checksum - assumes data is multiple of 2 bytes long
++ */
++static uint16_t tcp_checksum(uint16_t *data, size_t n, struct iphdr *ip)
++{
++	uint32_t sum = uint16_checksum(data, n);
++	uint16_t sum2;
++	sum += uint16_checksum((uint16_t *)(void *)&ip->saddr,
++			       sizeof(ip->saddr));
++	sum += uint16_checksum((uint16_t *)(void *)&ip->daddr,
++			       sizeof(ip->daddr));
++	sum += ip->protocol + n;
++	sum = (sum & 0xFFFF) + (sum >> 16);
++	sum = (sum & 0xFFFF) + (sum >> 16);
++	sum2 = htons(sum);
++	sum2 = ~sum2;
++	if (sum2 == 0) {
++		return 0xFFFF;
++	}
++	return sum2;
++}
++
++/*
++  Send tcp segment from the specified IP/port to the specified
++  destination IP/port. 
++
++  This is used to trigger the receiving host into sending its own ACK,
++  which should trigger early detection of TCP reset by the client
++  after IP takeover
++
++  This can also be used to send RST segments (if rst is true) and also
++  if correct seq and ack numbers are provided.
++ */
++int ctdb_sys_send_tcp(const ctdb_sock_addr *dest, 
++		      const ctdb_sock_addr *src,
++		      uint32_t seq, uint32_t ack, int rst)
++{
++	int s;
++	int ret;
++	uint32_t one = 1;
++	uint16_t tmpport;
++	ctdb_sock_addr *tmpdest;
++	struct {
++		struct iphdr ip;
++		struct tcphdr tcp;
++	} ip4pkt;
++	struct {
++		struct ip6_hdr ip6;
++		struct tcphdr tcp;
++	} ip6pkt;
++
++	switch (src->ip.sin_family) {
++	case AF_INET:
++		ZERO_STRUCT(ip4pkt);
++		ip4pkt.ip.version  = 4;
++		ip4pkt.ip.ihl      = sizeof(ip4pkt.ip)/4;
++		ip4pkt.ip.tot_len  = htons(sizeof(ip4pkt));
++		ip4pkt.ip.ttl      = 255;
++		ip4pkt.ip.protocol = IPPROTO_TCP;
++		ip4pkt.ip.saddr    = src->ip.sin_addr.s_addr;
++		ip4pkt.ip.daddr    = dest->ip.sin_addr.s_addr;
++		ip4pkt.ip.check    = 0;
++
++		ip4pkt.tcp.source   = src->ip.sin_port;
++		ip4pkt.tcp.dest     = dest->ip.sin_port;
++		ip4pkt.tcp.seq      = seq;
++		ip4pkt.tcp.ack_seq  = ack;
++		ip4pkt.tcp.ack      = 1;
++		if (rst) {
++			ip4pkt.tcp.rst      = 1;
++		}
++		ip4pkt.tcp.doff     = sizeof(ip4pkt.tcp)/4;
++		/* this makes it easier to spot in a sniffer */
++		ip4pkt.tcp.window   = htons(1234);
++		ip4pkt.tcp.check    = tcp_checksum((uint16_t *)&ip4pkt.tcp, sizeof(ip4pkt.tcp), &ip4pkt.ip);
++
++		/* open a raw socket to send this segment from */
++		s = socket(AF_INET, SOCK_RAW, htons(IPPROTO_RAW));
++		if (s == -1) {
++			DEBUG(DEBUG_CRIT,(__location__ " failed to open raw socket (%s)\n",
++				 strerror(errno)));
++			return -1;
++		}
++
++		ret = setsockopt(s, IPPROTO_IP, IP_HDRINCL, &one, sizeof(one));
++		if (ret != 0) {
++			DEBUG(DEBUG_CRIT,(__location__ " failed to setup IP headers (%s)\n",
++				 strerror(errno)));
++			close(s);
++			return -1;
++		}
++
++		set_nonblocking(s);
++		set_close_on_exec(s);
++
++		ret = sendto(s, &ip4pkt, sizeof(ip4pkt), 0, &dest->ip, sizeof(dest->ip));
++		close(s);
++		if (ret != sizeof(ip4pkt)) {
++			DEBUG(DEBUG_CRIT,(__location__ " failed sendto (%s)\n", strerror(errno)));
++			return -1;
++		}
++		break;
++	case AF_INET6:
++		ZERO_STRUCT(ip6pkt);
++		ip6pkt.ip6.ip6_vfc  = 0x60;
++		ip6pkt.ip6.ip6_plen = htons(20);
++		ip6pkt.ip6.ip6_nxt  = IPPROTO_TCP;
++		ip6pkt.ip6.ip6_hlim = 64;
++		ip6pkt.ip6.ip6_src  = src->ip6.sin6_addr;
++		ip6pkt.ip6.ip6_dst  = dest->ip6.sin6_addr;
++
++		ip6pkt.tcp.source   = src->ip6.sin6_port;
++		ip6pkt.tcp.dest     = dest->ip6.sin6_port;
++		ip6pkt.tcp.seq      = seq;
++		ip6pkt.tcp.ack_seq  = ack;
++		ip6pkt.tcp.ack      = 1;
++		if (rst) {
++			ip6pkt.tcp.rst      = 1;
++		}
++		ip6pkt.tcp.doff     = sizeof(ip6pkt.tcp)/4;
++		/* this makes it easier to spot in a sniffer */
++		ip6pkt.tcp.window   = htons(1234);
++		ip6pkt.tcp.check    = tcp_checksum6((uint16_t *)&ip6pkt.tcp, sizeof(ip6pkt.tcp), &ip6pkt.ip6);
++
++		s = socket(PF_INET6, SOCK_RAW, IPPROTO_RAW);
++		if (s == -1) {
++			DEBUG(DEBUG_CRIT, (__location__ " Failed to open sending socket\n"));
++			return -1;
++
++		}
++		/* sendto() dont like if the port is set and the socket is
++		   in raw mode.
++		*/
++		tmpdest = discard_const(dest);
++		tmpport = tmpdest->ip6.sin6_port;
++
++		tmpdest->ip6.sin6_port = 0;
++		ret = sendto(s, &ip6pkt, sizeof(ip6pkt), 0, &dest->ip6, sizeof(dest->ip6));
++		tmpdest->ip6.sin6_port = tmpport;
++		close(s);
++
++		if (ret != sizeof(ip6pkt)) {
++			DEBUG(DEBUG_CRIT,(__location__ " failed sendto (%s)\n", strerror(errno)));
++			return -1;
++		}
++		break;
++
++	default:
++		DEBUG(DEBUG_CRIT,(__location__ " not an ipv4/v6 address\n"));
++		return -1;
++	}
++
++	return 0;
++}
++
++/* 
++   This function is used to open a raw socket to capture from
++ */
++int ctdb_sys_open_capture_socket(const char *iface, void **private_data)
++{
++	pcap_t *pt;
++
++	pt=pcap_open_live(iface, 100, 0, 0, NULL);
++	if (pt == NULL) {
++		DEBUG(DEBUG_CRIT,("Failed to open capture device %s\n", iface));
++		return -1;
++	}
++	*((pcap_t **)private_data) = pt;
++
++	return pcap_fileno(pt);
++}
++
++/* This function is used to close the capture socket
++ */
++int ctdb_sys_close_capture_socket(void *private_data)
++{
++	pcap_t *pt = (pcap_t *)private_data;
++	pcap_close(pt);
++	return 0;
++}
++
++
++/*
++  called when the raw socket becomes readable
++ */
++int ctdb_sys_read_tcp_packet(int s, void *private_data, 
++			ctdb_sock_addr *src, ctdb_sock_addr *dst,
++			uint32_t *ack_seq, uint32_t *seq)
++{
++	int ret;
++#define RCVPKTSIZE 100
++	char pkt[RCVPKTSIZE];
++	struct ether_header *eth;
++	struct iphdr *ip;
++	struct ip6_hdr *ip6;
++	struct tcphdr *tcp;
++
++	ret = recv(s, pkt, RCVPKTSIZE, MSG_TRUNC);
++	if (ret < sizeof(*eth)+sizeof(*ip)) {
++		return -1;
++	}
++
++	/* Ethernet */
++	eth = (struct ether_header *)pkt;
++
++	/* we want either IPv4 or IPv6 */
++	if (ntohs(eth->ether_type) == ETHERTYPE_IP) {
++		/* IP */
++		ip = (struct iphdr *)(eth+1);
++
++		/* We only want IPv4 packets */
++		if (ip->version != 4) {
++			return -1;
++		}
++		/* Dont look at fragments */
++		if ((ntohs(ip->frag_off)&0x1fff) != 0) {
++			return -1;
++		}
++		/* we only want TCP */
++		if (ip->protocol != IPPROTO_TCP) {
++			return -1;
++		}
++
++		/* make sure its not a short packet */
++		if (offsetof(struct tcphdr, ack_seq) + 4 + 
++		    (ip->ihl*4) + sizeof(*eth) > ret) {
++			return -1;
++		}
++		/* TCP */
++		tcp = (struct tcphdr *)((ip->ihl*4) + (char *)ip);
++
++		/* tell the caller which one we've found */
++		src->ip.sin_family      = AF_INET;
++		src->ip.sin_addr.s_addr = ip->saddr;
++		src->ip.sin_port        = tcp->source;
++		dst->ip.sin_family      = AF_INET;
++		dst->ip.sin_addr.s_addr = ip->daddr;
++		dst->ip.sin_port        = tcp->dest;
++		*ack_seq                = tcp->ack_seq;
++		*seq                    = tcp->seq;
++
++		return 0;
++	} else if (ntohs(eth->ether_type) == ETHERTYPE_IP6) {
++		/* IP6 */
++		ip6 = (struct ip6_hdr *)(eth+1);
++
++		/* we only want TCP */
++		if (ip6->ip6_nxt != IPPROTO_TCP) {
++			return -1;
++		}
++
++		/* TCP */
++		tcp = (struct tcphdr *)(ip6+1);
++
++		/* tell the caller which one we've found */
++		src->ip6.sin6_family = AF_INET6;
++		src->ip6.sin6_port   = tcp->source;
++		src->ip6.sin6_addr   = ip6->ip6_src;
++
++		dst->ip6.sin6_family = AF_INET6;
++		dst->ip6.sin6_port   = tcp->dest;
++		dst->ip6.sin6_addr   = ip6->ip6_dst;
++
++		*ack_seq             = tcp->ack_seq;
++		*seq                 = tcp->seq;
++
++		return 0;
++	}
++
++	return -1;
++}
++
++
diff -Nur orig/ctdb-1.0.82/debian/patches/series ctdb-1.0.82/debian/patches/series
--- orig/ctdb-1.0.82/debian/patches/series	2009-05-24 17:17:11.000000000 +0200
+++ ctdb-1.0.82/debian/patches/series	2009-05-24 17:38:36.000000000 +0200
@@ -1,2 +1,3 @@
 02_ctdb_diagnostics.diff
 10_no-lib64.diff
+hurd_support
diff -Nur orig/ctdb-1.0.82/debian/patches/sock_packet_obsolete ctdb-1.0.82/debian/patches/sock_packet_obsolete
--- orig/ctdb-1.0.82/debian/patches/sock_packet_obsolete	1970-01-01 01:00:00.000000000 +0100
+++ ctdb-1.0.82/debian/patches/sock_packet_obsolete	2009-05-24 17:38:28.000000000 +0200
@@ -0,0 +1,22 @@
+Index: ctdb-1.0.82/common/system_linux.c
+===================================================================
+--- ctdb-1.0.82.orig/common/system_linux.c	2009-05-24 17:21:03.000000000 +0200
++++ ctdb-1.0.82/common/system_linux.c	2009-05-24 17:21:38.000000000 +0200
+@@ -84,7 +84,7 @@
+ 
+ 	switch (addr->ip.sin_family) {
+ 	case AF_INET:
+-		s = socket(AF_INET, SOCK_PACKET, htons(ETHERTYPE_ARP));
++		s = socket(AF_INET, SOCK_RAW, htons(ETHERTYPE_ARP));
+ 		if (s == -1){
+ 			DEBUG(DEBUG_CRIT,(__location__ " failed to open raw socket\n"));
+ 			return -1;
+@@ -166,7 +166,7 @@
+ 		close(s);
+ 		break;
+ 	case AF_INET6:
+-		s = socket(AF_INET, SOCK_PACKET, htons(ETHERTYPE_IP6));
++		s = socket(AF_INET, SOCK_RAW, htons(ETHERTYPE_IP6));
+ 		if (s == -1){
+ 			DEBUG(DEBUG_CRIT,(__location__ " failed to open raw socket\n"));
+ 			return -1;

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