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/*
*
* Copyright 2014, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "src/core/channel/channel_stack.h"
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include "src/core/support/string.h"
#include <grpc/support/alloc.h>
#include <grpc/support/useful.h>
static void put_metadata(gpr_strvec *b, grpc_mdelem *md) {
gpr_strvec_add(b, gpr_strdup(" key="));
gpr_strvec_add(b, gpr_hexdump((char *)GPR_SLICE_START_PTR(md->key->slice),
GPR_SLICE_LENGTH(md->key->slice), GPR_HEXDUMP_PLAINTEXT));
gpr_strvec_add(b, gpr_strdup(" value="));
gpr_strvec_add(b, gpr_hexdump((char *)GPR_SLICE_START_PTR(md->value->slice),
GPR_SLICE_LENGTH(md->value->slice), GPR_HEXDUMP_PLAINTEXT));
}
char *grpc_call_op_string(grpc_call_op *op) {
char *tmp;
char *out;
gpr_strvec b;
gpr_strvec_init(&b);
switch (op->dir) {
case GRPC_CALL_DOWN:
gpr_strvec_add(&b, gpr_strdup(">"));
break;
case GRPC_CALL_UP:
gpr_strvec_add(&b, gpr_strdup("<"));
break;
}
switch (op->type) {
case GRPC_SEND_METADATA:
gpr_strvec_add(&b, gpr_strdup("SEND_METADATA"));
put_metadata(&b, op->data.metadata);
break;
case GRPC_SEND_DEADLINE:
gpr_asprintf(&tmp, "SEND_DEADLINE %d.%09d", op->data.deadline.tv_sec,
op->data.deadline.tv_nsec);
gpr_strvec_add(&b, tmp);
break;
case GRPC_SEND_START:
gpr_asprintf(&tmp, "SEND_START pollset=%p", op->data.start.pollset);
gpr_strvec_add(&b, tmp);
break;
case GRPC_SEND_MESSAGE:
gpr_strvec_add(&b, gpr_strdup("SEND_MESSAGE"));
break;
case GRPC_SEND_PREFORMATTED_MESSAGE:
gpr_strvec_add(&b, gpr_strdup("SEND_PREFORMATTED_MESSAGE"));
break;
case GRPC_SEND_FINISH:
gpr_strvec_add(&b, gpr_strdup("SEND_FINISH"));
break;
case GRPC_REQUEST_DATA:
gpr_strvec_add(&b, gpr_strdup("REQUEST_DATA"));
break;
case GRPC_RECV_METADATA:
gpr_strvec_add(&b, gpr_strdup("RECV_METADATA"));
put_metadata(&b, op->data.metadata);
break;
case GRPC_RECV_DEADLINE:
gpr_asprintf(&tmp, "RECV_DEADLINE %d.%09d", op->data.deadline.tv_sec,
op->data.deadline.tv_nsec);
gpr_strvec_add(&b, tmp);
break;
case GRPC_RECV_END_OF_INITIAL_METADATA:
gpr_strvec_add(&b, gpr_strdup("RECV_END_OF_INITIAL_METADATA"));
break;
case GRPC_RECV_MESSAGE:
gpr_strvec_add(&b, gpr_strdup("RECV_MESSAGE"));
break;
case GRPC_RECV_HALF_CLOSE:
gpr_strvec_add(&b, gpr_strdup("RECV_HALF_CLOSE"));
break;
case GRPC_RECV_FINISH:
gpr_strvec_add(&b, gpr_strdup("RECV_FINISH"));
break;
case GRPC_CANCEL_OP:
gpr_strvec_add(&b, gpr_strdup("CANCEL_OP"));
break;
}
gpr_asprintf(&tmp, " flags=0x%08x", op->flags);
gpr_strvec_add(&b, tmp);
out = gpr_strvec_flatten(&b, NULL);
gpr_strvec_destroy(&b);
return out;
}
void grpc_call_log_op(char *file, int line, gpr_log_severity severity,
grpc_call_element *elem, grpc_call_op *op) {
char *str = grpc_call_op_string(op);
gpr_log(file, line, severity, "OP[%s:%p]: %s", elem->filter->name, elem, str);
gpr_free(str);
}
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