xfrm_proc.c revision 91b208c7c1db4cefa2247f8243fbda75b0472d24
1558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA/* 2558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * xfrm_proc.c 3558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * 4558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * Copyright (C)2006-2007 USAGI/WIDE Project 5558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * 6558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * Authors: Masahide NAKAMURA <nakam@linux-ipv6.org> 7558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * 8558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * This program is free software; you can redistribute it and/or 9558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * modify it under the terms of the GNU General Public License 10558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * as published by the Free Software Foundation; either version 11558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA * 2 of the License, or (at your option) any later version. 12558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA */ 13558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA#include <linux/proc_fs.h> 14558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA#include <linux/seq_file.h> 15558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA#include <net/snmp.h> 16558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA#include <net/xfrm.h> 17558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 18558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURAstatic struct snmp_mib xfrm_mib_list[] = { 19558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR), 20558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR), 21558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR), 22558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES), 23558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR), 24558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR), 259472c9ef645d03ea823801d7716e658aeaf894e4Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR), 26558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED), 27558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH), 28558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID), 29558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH), 30558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS), 31558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK), 32558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR), 33558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR), 34558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR), 35558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR), 36558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES), 37558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR), 38558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR), 399472c9ef645d03ea823801d7716e658aeaf894e4Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR), 40558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED), 41558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK), 42558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD), 43558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR), 44558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA SNMP_MIB_SENTINEL 45558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA}; 46558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 47558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURAstatic int xfrm_statistics_seq_show(struct seq_file *seq, void *v) 48558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA{ 49c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan struct net *net = seq->private; 50558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA int i; 51558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA for (i=0; xfrm_mib_list[i].name; i++) 52558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name, 5391b208c7c1db4cefa2247f8243fbda75b0472d24Rusty Russell snmp_fold_field((void **)net->mib.xfrm_statistics, 5491b208c7c1db4cefa2247f8243fbda75b0472d24Rusty Russell xfrm_mib_list[i].entry)); 55558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA return 0; 56558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA} 57558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 58558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURAstatic int xfrm_statistics_seq_open(struct inode *inode, struct file *file) 59558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA{ 60c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan return single_open_net(inode, file, xfrm_statistics_seq_show); 61558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA} 62558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 63558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURAstatic struct file_operations xfrm_statistics_seq_fops = { 64558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA .owner = THIS_MODULE, 65558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA .open = xfrm_statistics_seq_open, 66558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA .read = seq_read, 67558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA .llseek = seq_lseek, 68c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan .release = single_release_net, 69558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA}; 70558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 71c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyanint __net_init xfrm_proc_init(struct net *net) 72558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA{ 73c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan if (!proc_net_fops_create(net, "xfrm_stat", S_IRUGO, 74558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA &xfrm_statistics_seq_fops)) 75c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan return -ENOMEM; 76c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan return 0; 77c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan} 78558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA 79c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyanvoid xfrm_proc_fini(struct net *net) 80c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan{ 81c68cd1a01ba56995d85a4a62b195b2b3f6415c64Alexey Dobriyan proc_net_remove(net, "xfrm_stat"); 82558f82ef6e0d25e87f7468c07b6db1fbbf95a855Masahide NAKAMURA} 83