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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/ipvs-next-2.6

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This commit is contained in:
Patrick McHardy 2011-06-16 17:05:24 +02:00
commit 619c15171f
9 changed files with 100 additions and 133 deletions
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34
include/net/ip_vs.h
View File

@ -836,8 +836,6 @@ struct netns_ipvs {
int num_services; /* no of virtual services */
rwlock_t rs_lock; /* real services table */
/* semaphore for IPVS sockopts. And, [gs]etsockopt may sleep. */
struct lock_class_key ctl_key; /* ctl_mutex debuging */
/* Trash for destinations */
struct list_head dest_trash;
/* Service counters */
@ -1089,19 +1087,19 @@ ip_vs_control_add(struct ip_vs_conn *cp, struct ip_vs_conn *ctl_cp)
/*
* IPVS netns init & cleanup functions
*/
extern int __ip_vs_estimator_init(struct net *net);
extern int __ip_vs_control_init(struct net *net);
extern int __ip_vs_protocol_init(struct net *net);
extern int __ip_vs_app_init(struct net *net);
extern int __ip_vs_conn_init(struct net *net);
extern int __ip_vs_sync_init(struct net *net);
extern void __ip_vs_conn_cleanup(struct net *net);
extern void __ip_vs_app_cleanup(struct net *net);
extern void __ip_vs_protocol_cleanup(struct net *net);
extern void __ip_vs_control_cleanup(struct net *net);
extern void __ip_vs_estimator_cleanup(struct net *net);
extern void __ip_vs_sync_cleanup(struct net *net);
extern void __ip_vs_service_cleanup(struct net *net);
extern int ip_vs_estimator_net_init(struct net *net);
extern int ip_vs_control_net_init(struct net *net);
extern int ip_vs_protocol_net_init(struct net *net);
extern int ip_vs_app_net_init(struct net *net);
extern int ip_vs_conn_net_init(struct net *net);
extern int ip_vs_sync_net_init(struct net *net);
extern void ip_vs_conn_net_cleanup(struct net *net);
extern void ip_vs_app_net_cleanup(struct net *net);
extern void ip_vs_protocol_net_cleanup(struct net *net);
extern void ip_vs_control_net_cleanup(struct net *net);
extern void ip_vs_estimator_net_cleanup(struct net *net);
extern void ip_vs_sync_net_cleanup(struct net *net);
extern void ip_vs_service_net_cleanup(struct net *net);
/*
* IPVS application functions
@ -1119,8 +1117,6 @@ extern void ip_vs_app_inc_put(struct ip_vs_app *inc);
extern int ip_vs_app_pkt_out(struct ip_vs_conn *, struct sk_buff *skb);
extern int ip_vs_app_pkt_in(struct ip_vs_conn *, struct sk_buff *skb);
extern int ip_vs_app_init(void);
extern void ip_vs_app_cleanup(void);
void ip_vs_bind_pe(struct ip_vs_service *svc, struct ip_vs_pe *pe);
void ip_vs_unbind_pe(struct ip_vs_service *svc);
@ -1223,15 +1219,11 @@ extern int start_sync_thread(struct net *net, int state, char *mcast_ifn,
__u8 syncid);
extern int stop_sync_thread(struct net *net, int state);
extern void ip_vs_sync_conn(struct net *net, struct ip_vs_conn *cp);
extern int ip_vs_sync_init(void);
extern void ip_vs_sync_cleanup(void);
/*
* IPVS rate estimator prototypes (from ip_vs_est.c)
*/
extern int ip_vs_estimator_init(void);
extern void ip_vs_estimator_cleanup(void);
extern void ip_vs_start_estimator(struct net *net, struct ip_vs_stats *stats);
extern void ip_vs_stop_estimator(struct net *net, struct ip_vs_stats *stats);
extern void ip_vs_zero_estimator(struct ip_vs_stats *stats);

14
net/netfilter/ipvs/ip_vs_app.c
View File

@ -576,7 +576,7 @@ static const struct file_operations ip_vs_app_fops = {
};
#endif
int __net_init __ip_vs_app_init(struct net *net)
int __net_init ip_vs_app_net_init(struct net *net)
{
struct netns_ipvs *ipvs = net_ipvs(net);
@ -585,17 +585,7 @@ int __net_init __ip_vs_app_init(struct net *net)
return 0;
}
void __net_exit __ip_vs_app_cleanup(struct net *net)
void __net_exit ip_vs_app_net_cleanup(struct net *net)
{
proc_net_remove(net, "ip_vs_app");
}
int __init ip_vs_app_init(void)
{
return 0;
}
void ip_vs_app_cleanup(void)
{
}

4
net/netfilter/ipvs/ip_vs_conn.c
View File

@ -1247,7 +1247,7 @@ flush_again:
/*
* per netns init and exit
*/
int __net_init __ip_vs_conn_init(struct net *net)
int __net_init ip_vs_conn_net_init(struct net *net)
{
struct netns_ipvs *ipvs = net_ipvs(net);
@ -1258,7 +1258,7 @@ int __net_init __ip_vs_conn_init(struct net *net)
return 0;
}
void __net_exit __ip_vs_conn_cleanup(struct net *net)
void __net_exit ip_vs_conn_net_cleanup(struct net *net)
{
/* flush all the connection entries first */
ip_vs_conn_flush(net);

71
net/netfilter/ipvs/ip_vs_core.c
View File

@ -1384,7 +1384,7 @@ ip_vs_in_icmp(struct sk_buff *skb, int *related, unsigned int hooknum)
offset += 2 * sizeof(__u16);
verdict = ip_vs_icmp_xmit(skb, cp, pp, offset, hooknum);
out:
out:
__ip_vs_conn_put(cp);
return verdict;
@ -1891,22 +1891,22 @@ static int __net_init __ip_vs_init(struct net *net)
atomic_inc(&ipvs_netns_cnt);
net->ipvs = ipvs;
if (__ip_vs_estimator_init(net) < 0)
if (ip_vs_estimator_net_init(net) < 0)
goto estimator_fail;
if (__ip_vs_control_init(net) < 0)
if (ip_vs_control_net_init(net) < 0)
goto control_fail;
if (__ip_vs_protocol_init(net) < 0)
if (ip_vs_protocol_net_init(net) < 0)
goto protocol_fail;
if (__ip_vs_app_init(net) < 0)
if (ip_vs_app_net_init(net) < 0)
goto app_fail;
if (__ip_vs_conn_init(net) < 0)
if (ip_vs_conn_net_init(net) < 0)
goto conn_fail;
if (__ip_vs_sync_init(net) < 0)
if (ip_vs_sync_net_init(net) < 0)
goto sync_fail;
printk(KERN_INFO "IPVS: Creating netns size=%zu id=%d\n",
@ -1917,27 +1917,27 @@ static int __net_init __ip_vs_init(struct net *net)
*/
sync_fail:
__ip_vs_conn_cleanup(net);
ip_vs_conn_net_cleanup(net);
conn_fail:
__ip_vs_app_cleanup(net);
ip_vs_app_net_cleanup(net);
app_fail:
__ip_vs_protocol_cleanup(net);
ip_vs_protocol_net_cleanup(net);
protocol_fail:
__ip_vs_control_cleanup(net);
ip_vs_control_net_cleanup(net);
control_fail:
__ip_vs_estimator_cleanup(net);
ip_vs_estimator_net_cleanup(net);
estimator_fail:
return -ENOMEM;
}
static void __net_exit __ip_vs_cleanup(struct net *net)
{
__ip_vs_service_cleanup(net); /* ip_vs_flush() with locks */
__ip_vs_conn_cleanup(net);
__ip_vs_app_cleanup(net);
__ip_vs_protocol_cleanup(net);
__ip_vs_control_cleanup(net);
__ip_vs_estimator_cleanup(net);
ip_vs_service_net_cleanup(net); /* ip_vs_flush() with locks */
ip_vs_conn_net_cleanup(net);
ip_vs_app_net_cleanup(net);
ip_vs_protocol_net_cleanup(net);
ip_vs_control_net_cleanup(net);
ip_vs_estimator_net_cleanup(net);
IP_VS_DBG(2, "ipvs netns %d released\n", net_ipvs(net)->gen);
}
@ -1945,7 +1945,7 @@ static void __net_exit __ip_vs_dev_cleanup(struct net *net)
{
EnterFunction(2);
net_ipvs(net)->enable = 0; /* Disable packet reception */
__ip_vs_sync_cleanup(net);
ip_vs_sync_net_cleanup(net);
LeaveFunction(2);
}
@ -1967,36 +1967,23 @@ static int __init ip_vs_init(void)
{
int ret;
ip_vs_estimator_init();
ret = ip_vs_control_init();
if (ret < 0) {
pr_err("can't setup control.\n");
goto cleanup_estimator;
goto exit;
}
ip_vs_protocol_init();
ret = ip_vs_app_init();
if (ret < 0) {
pr_err("can't setup application helper.\n");
goto cleanup_protocol;
}
ret = ip_vs_conn_init();
if (ret < 0) {
pr_err("can't setup connection table.\n");
goto cleanup_app;
}
ret = ip_vs_sync_init();
if (ret < 0) {
pr_err("can't setup sync data.\n");
goto cleanup_conn;
goto cleanup_protocol;
}
ret = register_pernet_subsys(&ipvs_core_ops); /* Alloc ip_vs struct */
if (ret < 0)
goto cleanup_sync;
goto cleanup_conn;
ret = register_pernet_device(&ipvs_core_dev_ops);
if (ret < 0)
@ -2016,17 +2003,12 @@ cleanup_dev:
unregister_pernet_device(&ipvs_core_dev_ops);
cleanup_sub:
unregister_pernet_subsys(&ipvs_core_ops);
cleanup_sync:
ip_vs_sync_cleanup();
cleanup_conn:
cleanup_conn:
ip_vs_conn_cleanup();
cleanup_app:
ip_vs_app_cleanup();
cleanup_protocol:
cleanup_protocol:
ip_vs_protocol_cleanup();
ip_vs_control_cleanup();
cleanup_estimator:
ip_vs_estimator_cleanup();
exit:
return ret;
}
@ -2035,12 +2017,9 @@ static void __exit ip_vs_cleanup(void)
nf_unregister_hooks(ip_vs_ops, ARRAY_SIZE(ip_vs_ops));
unregister_pernet_device(&ipvs_core_dev_ops);
unregister_pernet_subsys(&ipvs_core_ops); /* free ip_vs struct */
ip_vs_sync_cleanup();
ip_vs_conn_cleanup();
ip_vs_app_cleanup();
ip_vs_protocol_cleanup();
ip_vs_control_cleanup();
ip_vs_estimator_cleanup();
pr_info("ipvs unloaded.\n");
}

28
net/netfilter/ipvs/ip_vs_ctl.c
View File

@ -1334,9 +1334,9 @@ ip_vs_edit_service(struct ip_vs_service *svc, struct ip_vs_service_user_kern *u)
ip_vs_bind_pe(svc, pe);
}
out_unlock:
out_unlock:
write_unlock_bh(&__ip_vs_svc_lock);
out:
out:
ip_vs_scheduler_put(old_sched);
ip_vs_pe_put(old_pe);
return ret;
@ -1483,7 +1483,7 @@ static int ip_vs_flush(struct net *net)
* Delete service by {netns} in the service table.
* Called by __ip_vs_cleanup()
*/
void __ip_vs_service_cleanup(struct net *net)
void ip_vs_service_net_cleanup(struct net *net)
{
EnterFunction(2);
/* Check for "full" addressed entries */
@ -1662,7 +1662,7 @@ proc_do_sync_mode(ctl_table *table, int write,
/*
* IPVS sysctl table (under the /proc/sys/net/ipv4/vs/)
* Do not change order or insert new entries without
* align with netns init in __ip_vs_control_init()
* align with netns init in ip_vs_control_net_init()
*/
static struct ctl_table vs_vars[] = {
@ -2469,7 +2469,7 @@ __ip_vs_get_service_entries(struct net *net,
count++;
}
}
out:
out:
return ret;
}
@ -2707,7 +2707,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
ret = -EINVAL;
}
out:
out:
mutex_unlock(&__ip_vs_mutex);
return ret;
}
@ -3595,7 +3595,7 @@ static void ip_vs_genl_unregister(void)
* per netns intit/exit func.
*/
#ifdef CONFIG_SYSCTL
int __net_init __ip_vs_control_init_sysctl(struct net *net)
int __net_init ip_vs_control_net_init_sysctl(struct net *net)
{
int idx;
struct netns_ipvs *ipvs = net_ipvs(net);
@ -3654,7 +3654,7 @@ int __net_init __ip_vs_control_init_sysctl(struct net *net)
return 0;
}
void __net_init __ip_vs_control_cleanup_sysctl(struct net *net)
void __net_init ip_vs_control_net_cleanup_sysctl(struct net *net)
{
struct netns_ipvs *ipvs = net_ipvs(net);
@ -3665,8 +3665,8 @@ void __net_init __ip_vs_control_cleanup_sysctl(struct net *net)
#else
int __net_init __ip_vs_control_init_sysctl(struct net *net) { return 0; }
void __net_init __ip_vs_control_cleanup_sysctl(struct net *net) { }
int __net_init ip_vs_control_net_init_sysctl(struct net *net) { return 0; }
void __net_init ip_vs_control_net_cleanup_sysctl(struct net *net) { }
#endif
@ -3674,7 +3674,7 @@ static struct notifier_block ip_vs_dst_notifier = {
.notifier_call = ip_vs_dst_event,
};
int __net_init __ip_vs_control_init(struct net *net)
int __net_init ip_vs_control_net_init(struct net *net)
{
int idx;
struct netns_ipvs *ipvs = net_ipvs(net);
@ -3702,7 +3702,7 @@ int __net_init __ip_vs_control_init(struct net *net)
proc_net_fops_create(net, "ip_vs_stats_percpu", 0,
&ip_vs_stats_percpu_fops);
if (__ip_vs_control_init_sysctl(net))
if (ip_vs_control_net_init_sysctl(net))
goto err;
return 0;
@ -3712,13 +3712,13 @@ err:
return -ENOMEM;
}
void __net_exit __ip_vs_control_cleanup(struct net *net)
void __net_exit ip_vs_control_net_cleanup(struct net *net)
{
struct netns_ipvs *ipvs = net_ipvs(net);
ip_vs_trash_cleanup(net);
ip_vs_stop_estimator(net, &ipvs->tot_stats);
__ip_vs_control_cleanup_sysctl(net);
ip_vs_control_net_cleanup_sysctl(net);
proc_net_remove(net, "ip_vs_stats_percpu");
proc_net_remove(net, "ip_vs_stats");
proc_net_remove(net, "ip_vs");

13
net/netfilter/ipvs/ip_vs_est.c
View File

@ -192,7 +192,7 @@ void ip_vs_read_estimator(struct ip_vs_stats_user *dst,
dst->outbps = (e->outbps + 0xF) >> 5;
}
int __net_init __ip_vs_estimator_init(struct net *net)
int __net_init ip_vs_estimator_net_init(struct net *net)
{
struct netns_ipvs *ipvs = net_ipvs(net);
@ -203,16 +203,7 @@ int __net_init __ip_vs_estimator_init(struct net *net)
return 0;
}
void __net_exit __ip_vs_estimator_cleanup(struct net *net)
void __net_exit ip_vs_estimator_net_cleanup(struct net *net)
{
del_timer_sync(&net_ipvs(net)->est_timer);
}
int __init ip_vs_estimator_init(void)
{
return 0;
}
void ip_vs_estimator_cleanup(void)
{
}

52
net/netfilter/ipvs/ip_vs_ftp.c
View File

@ -44,8 +44,8 @@
#include <net/ip_vs.h>
#define SERVER_STRING "227 Entering Passive Mode ("
#define CLIENT_STRING "PORT "
#define SERVER_STRING "227 "
#define CLIENT_STRING "PORT"
/*
@ -79,14 +79,17 @@ ip_vs_ftp_done_conn(struct ip_vs_app *app, struct ip_vs_conn *cp)
/*
* Get <addr,port> from the string "xxx.xxx.xxx.xxx,ppp,ppp", started
* with the "pattern" and terminated with the "term" character.
* with the "pattern", ignoring before "skip" and terminated with
* the "term" character.
* <addr,port> is in network order.
*/
static int ip_vs_ftp_get_addrport(char *data, char *data_limit,
const char *pattern, size_t plen, char term,
const char *pattern, size_t plen,
char skip, char term,
__be32 *addr, __be16 *port,
char **start, char **end)
{
char *s, c;
unsigned char p[6];
int i = 0;
@ -101,19 +104,38 @@ static int ip_vs_ftp_get_addrport(char *data, char *data_limit,
if (strnicmp(data, pattern, plen) != 0) {
return 0;
}
*start = data + plen;
s = data + plen;
if (skip) {
int found = 0;
for (data = *start; *data != term; data++) {
for (;; s++) {
if (s == data_limit)
return -1;
if (!found) {
if (*s == skip)
found = 1;
} else if (*s != skip) {
break;
}
}
}
for (data = s; ; data++) {
if (data == data_limit)
return -1;
if (*data == term)
break;
}
*end = data;
memset(p, 0, sizeof(p));
for (data = *start; data != *end; data++) {
if (*data >= '0' && *data <= '9') {
p[i] = p[i]*10 + *data - '0';
} else if (*data == ',' && i < 5) {
for (data = s; ; data++) {
c = *data;
if (c == term)
break;
if (c >= '0' && c <= '9') {
p[i] = p[i]*10 + c - '0';
} else if (c == ',' && i < 5) {
i++;
} else {
/* unexpected character */
@ -124,8 +146,9 @@ static int ip_vs_ftp_get_addrport(char *data, char *data_limit,
if (i != 5)
return -1;
*addr = get_unaligned((__be32 *)p);
*port = get_unaligned((__be16 *)(p + 4));
*start = s;
*addr = get_unaligned((__be32 *) p);
*port = get_unaligned((__be16 *) (p + 4));
return 1;
}
@ -185,7 +208,8 @@ static int ip_vs_ftp_out(struct ip_vs_app *app, struct ip_vs_conn *cp,
if (ip_vs_ftp_get_addrport(data, data_limit,
SERVER_STRING,
sizeof(SERVER_STRING)-1, ')',
sizeof(SERVER_STRING)-1,
'(', ')',
&from.ip, &port,
&start, &end) != 1)
return 1;
@ -345,7 +369,7 @@ static int ip_vs_ftp_in(struct ip_vs_app *app, struct ip_vs_conn *cp,
*/
if (ip_vs_ftp_get_addrport(data_start, data_limit,
CLIENT_STRING, sizeof(CLIENT_STRING)-1,
'\r', &to.ip, &port,
' ', '\r', &to.ip, &port,
&start, &end) != 1)
return 1;

4
net/netfilter/ipvs/ip_vs_proto.c
View File

@ -316,7 +316,7 @@ ip_vs_tcpudp_debug_packet(int af, struct ip_vs_protocol *pp,
/*
* per network name-space init
*/
int __net_init __ip_vs_protocol_init(struct net *net)
int __net_init ip_vs_protocol_net_init(struct net *net)
{
#ifdef CONFIG_IP_VS_PROTO_TCP
register_ip_vs_proto_netns(net, &ip_vs_protocol_tcp);
@ -336,7 +336,7 @@ int __net_init __ip_vs_protocol_init(struct net *net)
return 0;
}
void __net_exit __ip_vs_protocol_cleanup(struct net *net)
void __net_exit ip_vs_protocol_net_cleanup(struct net *net)
{
struct netns_ipvs *ipvs = net_ipvs(net);
struct ip_vs_proto_data *pd;

13
net/netfilter/ipvs/ip_vs_sync.c
View File

@ -1663,7 +1663,7 @@ int stop_sync_thread(struct net *net, int state)
/*
* Initialize data struct for each netns
*/
int __net_init __ip_vs_sync_init(struct net *net)
int __net_init ip_vs_sync_net_init(struct net *net)
{
struct netns_ipvs *ipvs = net_ipvs(net);
@ -1677,7 +1677,7 @@ int __net_init __ip_vs_sync_init(struct net *net)
return 0;
}
void __ip_vs_sync_cleanup(struct net *net)
void ip_vs_sync_net_cleanup(struct net *net)
{
int retc;
@ -1689,12 +1689,3 @@ void __ip_vs_sync_cleanup(struct net *net)
if (retc && retc != -ESRCH)
pr_err("Failed to stop Backup Daemon\n");
}
int __init ip_vs_sync_init(void)
{
return 0;
}
void ip_vs_sync_cleanup(void)
{
}