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1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 * Ceph - scalable distributed file system
6 * Copyright (C) 2015 Red Hat Inc
8 * Author: John Spray <john.spray@redhat.com>
10 * This is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License version 2.1, as published by the Free Software
13 * Foundation. See file COPYING.
17 #ifndef PY_FORMATTER_H_
18 #define PY_FORMATTER_H_
20 // Python.h comes first because otherwise it clobbers ceph's assert
22 // Python's pyconfig-64.h conflicts with ceph's acconfig.h
23 #undef HAVE_SYS_WAIT_H
26 #undef _POSIX_C_SOURCE
33 #include "common/Formatter.h"
34 #include "include/assert.h"
36 class PyFormatter
: public ceph::Formatter
39 PyFormatter(bool pretty
= false, bool array
= false)
41 // It is forbidden to instantiate me outside of the GIL,
42 // because I construct python objects right away
44 // Initialise cursor to an empty dict
46 root
= cursor
= PyDict_New();
48 root
= cursor
= PyList_New(0);
52 ~PyFormatter() override
59 // Obscure, don't care.
60 void open_array_section_in_ns(const char *name
, const char *ns
) override
62 void open_object_section_in_ns(const char *name
, const char *ns
) override
67 const bool array
= PyList_Check(root
);
70 root
= cursor
= PyList_New(0);
72 root
= cursor
= PyDict_New();
76 void set_status(int status
, const char* status_name
) override
{}
77 void output_header() override
{};
78 void output_footer() override
{};
79 void enable_line_break() override
{};
81 void open_array_section(const char *name
) override
;
82 void open_object_section(const char *name
) override
;
83 void close_section() override
85 assert(cursor
!= root
);
86 assert(!stack
.empty());
90 void dump_bool(const char *name
, bool b
) override
;
91 void dump_unsigned(const char *name
, uint64_t u
) override
;
92 void dump_int(const char *name
, int64_t u
) override
;
93 void dump_float(const char *name
, double d
) override
;
94 void dump_string(const char *name
, const std::string
& s
) override
;
95 std::ostream
& dump_stream(const char *name
) override
;
96 void dump_format_va(const char *name
, const char *ns
, bool quoted
, const char *fmt
, va_list ap
) override
;
98 void flush(std::ostream
& os
) override
100 // This class is not a serializer: this doens't make sense
104 int get_len() const override
106 // This class is not a serializer: this doens't make sense
111 void write_raw_data(const char *data
) override
113 // This class is not a serializer: this doens't make sense
119 finish_pending_streams();
125 void finish_pending_streams();
130 std::stack
<PyObject
*> stack
;
132 void dump_pyobject(const char *name
, PyObject
*p
);
134 class PendingStream
{
138 std::stringstream stream
;
141 std::list
<std::shared_ptr
<PendingStream
> > pending_streams
;