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authorChuck Lever <chuck.lever@oracle.com>2019-10-24 09:34:10 -0400
committerJ. Bruce Fields <bfields@redhat.com>2019-10-30 16:32:07 -0400
commitff27e9f748303e8567bfceb6d7ff264cbcaca2ef (patch)
tree2bc5e883cc27c2740b3b034515fb8fed806d877d /include/trace/events/sunrpc.h
parentsunrpc: fix crash when cache_head become valid before update (diff)
downloadwireguard-linux-ff27e9f748303e8567bfceb6d7ff264cbcaca2ef.tar.xz
wireguard-linux-ff27e9f748303e8567bfceb6d7ff264cbcaca2ef.zip
SUNRPC: Trace gssproxy upcall results
Record results of a GSS proxy ACCEPT_SEC_CONTEXT upcall and the svc_authenticate() function to make field debugging of NFS server Kerberos issues easier. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Bill Baker <bill.baker@oracle.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'include/trace/events/sunrpc.h')
-rw-r--r--include/trace/events/sunrpc.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index ffa3c51dbb1a..c358a0af683b 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -14,6 +14,26 @@
#include <linux/net.h>
#include <linux/tracepoint.h>
+TRACE_DEFINE_ENUM(RPC_AUTH_OK);
+TRACE_DEFINE_ENUM(RPC_AUTH_BADCRED);
+TRACE_DEFINE_ENUM(RPC_AUTH_REJECTEDCRED);
+TRACE_DEFINE_ENUM(RPC_AUTH_BADVERF);
+TRACE_DEFINE_ENUM(RPC_AUTH_REJECTEDVERF);
+TRACE_DEFINE_ENUM(RPC_AUTH_TOOWEAK);
+TRACE_DEFINE_ENUM(RPCSEC_GSS_CREDPROBLEM);
+TRACE_DEFINE_ENUM(RPCSEC_GSS_CTXPROBLEM);
+
+#define rpc_show_auth_stat(status) \
+ __print_symbolic(status, \
+ { RPC_AUTH_OK, "AUTH_OK" }, \
+ { RPC_AUTH_BADCRED, "BADCRED" }, \
+ { RPC_AUTH_REJECTEDCRED, "REJECTEDCRED" }, \
+ { RPC_AUTH_BADVERF, "BADVERF" }, \
+ { RPC_AUTH_REJECTEDVERF, "REJECTEDVERF" }, \
+ { RPC_AUTH_TOOWEAK, "TOOWEAK" }, \
+ { RPCSEC_GSS_CREDPROBLEM, "GSS_CREDPROBLEM" }, \
+ { RPCSEC_GSS_CTXPROBLEM, "GSS_CTXPROBLEM" }) \
+
DECLARE_EVENT_CLASS(rpc_task_status,
TP_PROTO(const struct rpc_task *task),
@@ -866,6 +886,41 @@ TRACE_EVENT(svc_recv,
show_rqstp_flags(__entry->flags))
);
+#define svc_show_status(status) \
+ __print_symbolic(status, \
+ { SVC_GARBAGE, "SVC_GARBAGE" }, \
+ { SVC_SYSERR, "SVC_SYSERR" }, \
+ { SVC_VALID, "SVC_VALID" }, \
+ { SVC_NEGATIVE, "SVC_NEGATIVE" }, \
+ { SVC_OK, "SVC_OK" }, \
+ { SVC_DROP, "SVC_DROP" }, \
+ { SVC_CLOSE, "SVC_CLOSE" }, \
+ { SVC_DENIED, "SVC_DENIED" }, \
+ { SVC_PENDING, "SVC_PENDING" }, \
+ { SVC_COMPLETE, "SVC_COMPLETE" })
+
+TRACE_EVENT(svc_authenticate,
+ TP_PROTO(const struct svc_rqst *rqst, int auth_res, __be32 auth_stat),
+
+ TP_ARGS(rqst, auth_res, auth_stat),
+
+ TP_STRUCT__entry(
+ __field(u32, xid)
+ __field(unsigned long, svc_status)
+ __field(unsigned long, auth_stat)
+ ),
+
+ TP_fast_assign(
+ __entry->xid = be32_to_cpu(rqst->rq_xid);
+ __entry->svc_status = auth_res;
+ __entry->auth_stat = be32_to_cpu(auth_stat);
+ ),
+
+ TP_printk("xid=0x%08x auth_res=%s auth_stat=%s",
+ __entry->xid, svc_show_status(__entry->svc_status),
+ rpc_show_auth_stat(__entry->auth_stat))
+);
+
TRACE_EVENT(svc_process,
TP_PROTO(const struct svc_rqst *rqst, const char *name),