projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 558f82ef MN |
2 | /* |
| 3 | * xfrm_proc.c | |
| 4 | * | |
| 5 | * Copyright (C)2006-2007 USAGI/WIDE Project | |
| 6 | * | |
| 7 | * Authors: Masahide NAKAMURA <nakam@linux-ipv6.org> | |
| 558f82ef MN |
8 | */ |
| 9 | #include <linux/proc_fs.h> | |
| 10 | #include <linux/seq_file.h> | |
| bc3b2d7f | 11 | #include <linux/export.h> |
| 558f82ef MN |
12 | #include <net/snmp.h> |
| 13 | #include <net/xfrm.h> | |
| 14 | ||
| 5833929c | 15 | static const struct snmp_mib xfrm_mib_list[] = { |
| 558f82ef MN |
16 | SNMP_MIB_ITEM("XfrmInError", LINUX_MIB_XFRMINERROR), |
| 17 | SNMP_MIB_ITEM("XfrmInBufferError", LINUX_MIB_XFRMINBUFFERERROR), | |
| 18 | SNMP_MIB_ITEM("XfrmInHdrError", LINUX_MIB_XFRMINHDRERROR), | |
| 19 | SNMP_MIB_ITEM("XfrmInNoStates", LINUX_MIB_XFRMINNOSTATES), | |
| 20 | SNMP_MIB_ITEM("XfrmInStateProtoError", LINUX_MIB_XFRMINSTATEPROTOERROR), | |
| 21 | SNMP_MIB_ITEM("XfrmInStateModeError", LINUX_MIB_XFRMINSTATEMODEERROR), | |
| 9472c9ef | 22 | SNMP_MIB_ITEM("XfrmInStateSeqError", LINUX_MIB_XFRMINSTATESEQERROR), |
| 558f82ef MN |
23 | SNMP_MIB_ITEM("XfrmInStateExpired", LINUX_MIB_XFRMINSTATEEXPIRED), |
| 24 | SNMP_MIB_ITEM("XfrmInStateMismatch", LINUX_MIB_XFRMINSTATEMISMATCH), | |
| 25 | SNMP_MIB_ITEM("XfrmInStateInvalid", LINUX_MIB_XFRMINSTATEINVALID), | |
| 26 | SNMP_MIB_ITEM("XfrmInTmplMismatch", LINUX_MIB_XFRMINTMPLMISMATCH), | |
| 27 | SNMP_MIB_ITEM("XfrmInNoPols", LINUX_MIB_XFRMINNOPOLS), | |
| 28 | SNMP_MIB_ITEM("XfrmInPolBlock", LINUX_MIB_XFRMINPOLBLOCK), | |
| 29 | SNMP_MIB_ITEM("XfrmInPolError", LINUX_MIB_XFRMINPOLERROR), | |
| 30 | SNMP_MIB_ITEM("XfrmOutError", LINUX_MIB_XFRMOUTERROR), | |
| 31 | SNMP_MIB_ITEM("XfrmOutBundleGenError", LINUX_MIB_XFRMOUTBUNDLEGENERROR), | |
| 32 | SNMP_MIB_ITEM("XfrmOutBundleCheckError", LINUX_MIB_XFRMOUTBUNDLECHECKERROR), | |
| 33 | SNMP_MIB_ITEM("XfrmOutNoStates", LINUX_MIB_XFRMOUTNOSTATES), | |
| 34 | SNMP_MIB_ITEM("XfrmOutStateProtoError", LINUX_MIB_XFRMOUTSTATEPROTOERROR), | |
| 35 | SNMP_MIB_ITEM("XfrmOutStateModeError", LINUX_MIB_XFRMOUTSTATEMODEERROR), | |
| 9472c9ef | 36 | SNMP_MIB_ITEM("XfrmOutStateSeqError", LINUX_MIB_XFRMOUTSTATESEQERROR), |
| 558f82ef MN |
37 | SNMP_MIB_ITEM("XfrmOutStateExpired", LINUX_MIB_XFRMOUTSTATEEXPIRED), |
| 38 | SNMP_MIB_ITEM("XfrmOutPolBlock", LINUX_MIB_XFRMOUTPOLBLOCK), | |
| 39 | SNMP_MIB_ITEM("XfrmOutPolDead", LINUX_MIB_XFRMOUTPOLDEAD), | |
| 40 | SNMP_MIB_ITEM("XfrmOutPolError", LINUX_MIB_XFRMOUTPOLERROR), | |
| 72032fdb | 41 | SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR), |
| bb65a9cb | 42 | SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID), |
| 4c4d41f2 | 43 | SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR), |
| 601a0867 | 44 | SNMP_MIB_ITEM("XfrmOutStateDirError", LINUX_MIB_XFRMOUTSTATEDIRERROR), |
| 304b44f0 | 45 | SNMP_MIB_ITEM("XfrmInStateDirError", LINUX_MIB_XFRMINSTATEDIRERROR), |
| d1716d5a CH |
46 | SNMP_MIB_ITEM("XfrmInIptfsError", LINUX_MIB_XFRMINIPTFSERROR), |
| 47 | SNMP_MIB_ITEM("XfrmOutNoQueueSpace", LINUX_MIB_XFRMOUTNOQSPACE), | |
| 558f82ef MN |
48 | SNMP_MIB_SENTINEL |
| 49 | }; | |
| 50 | ||
| 558f82ef MN |
51 | static int xfrm_statistics_seq_show(struct seq_file *seq, void *v) |
| 52 | { | |
| 07613873 | 53 | unsigned long buff[LINUX_MIB_XFRMMAX]; |
| c68cd1a0 | 54 | struct net *net = seq->private; |
| 558f82ef | 55 | int i; |
| 07613873 JH |
56 | |
| 57 | memset(buff, 0, sizeof(unsigned long) * LINUX_MIB_XFRMMAX); | |
| 58 | ||
| f9f221c9 | 59 | xfrm_state_update_stats(net); |
| 07613873 JH |
60 | snmp_get_cpu_field_batch(buff, xfrm_mib_list, |
| 61 | net->mib.xfrm_statistics); | |
| 9b7a787d | 62 | for (i = 0; xfrm_mib_list[i].name; i++) |
| 558f82ef | 63 | seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name, |
| 07613873 JH |
64 | buff[i]); |
| 65 | ||
| 558f82ef MN |
66 | return 0; |
| 67 | } | |
| 68 | ||
| c68cd1a0 | 69 | int __net_init xfrm_proc_init(struct net *net) |
| 558f82ef | 70 | { |
| 3617d949 CH |
71 | if (!proc_create_net_single("xfrm_stat", 0444, net->proc_net, |
| 72 | xfrm_statistics_seq_show, NULL)) | |
| c68cd1a0 AD |
73 | return -ENOMEM; |
| 74 | return 0; | |
| 75 | } | |
| 558f82ef | 76 | |
| c68cd1a0 AD |
77 | void xfrm_proc_fini(struct net *net) |
| 78 | { | |
| ece31ffd | 79 | remove_proc_entry("xfrm_stat", net->proc_net); |
| 558f82ef | 80 | } |