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[thin_debug] Simplify the output format

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Turn nested fields into attributes. Also replace spaces in field names
by underscores.
This commit is contained in:
Ming-Hung Tsai 2021-01-13 14:30:37 +08:00
parent 0816430ba0
commit e046bbf5c4
1 changed files with 44 additions and 37 deletions
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81
thin-provisioning/thin_debug.cc
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@ -59,7 +59,7 @@ namespace {
}
void child(string const &name, formatter::ptr t) {
fields_.push_back(field_type(name, t));
children_.push_back(field_type(name, t));
}
virtual void output(ostream &out, int depth = 0, boost::optional<string> name = boost::none) = 0;
@ -69,6 +69,7 @@ namespace {
typedef boost::tuple<string, value> field_type;
vector<field_type> fields_;
vector<field_type> children_;
};
template <typename T>
@ -83,22 +84,27 @@ namespace {
public:
virtual void output(ostream &out, int depth, boost::optional<string> name = boost::none) {
indent(depth, out);
out << "<fields";
if (name && (*name).length())
out << "<fields id=\"" << *name << "\">" << endl;
else
out << "<fields>" << endl;
out << " id=\"" << *name << "\"";
/* output non-child fields */
vector<field_type>::const_iterator it;
for (it = fields_.begin(); it != fields_.end(); ++it) {
if (string const *s = boost::get<string>(&it->get<1>())) {
indent(depth + 1, out);
out << "<field key=\""
<< it->get<0>()
<< "\" value=\""
<< *s
<< "\"/>"
<< endl;
out << " " << it->get<0>() << "=\"" << *s << "\"";
}
}
} else {
if (children_.size() == 0) {
out << " />" << endl;
return;
}
/* output child fields */
out << ">" << endl;
for (it = children_.begin(); it != children_.end(); ++it) {
if (!boost::get<string>(&it->get<1>())) {
formatter::ptr f = boost::get<formatter::ptr>(it->get<1>());
f->output(out, depth + 1, it->get<0>());
}
@ -108,6 +114,7 @@ namespace {
out << "</fields>" << endl;
}
private:
void indent(int depth, ostream &out) const {
for (int i = 0; i < depth * 2; i++)
@ -226,10 +233,10 @@ namespace {
public:
static void show(formatter &f, string const &key,
persistent_data::sm_disk_detail::sm_root const &value) {
field(f, "nr blocks", value.nr_blocks_);
field(f, "nr allocated", value.nr_allocated_);
field(f, "bitmap root", value.bitmap_root_);
field(f, "ref count root", value.ref_count_root_);
field(f, "nr_blocks", value.nr_blocks_);
field(f, "nr_allocated", value.nr_allocated_);
field(f, "bitmap_root", value.bitmap_root_);
field(f, "ref_count_root", value.ref_count_root_);
}
};
@ -251,8 +258,8 @@ namespace {
field(f, "magic", sb.magic_);
field(f, "version", sb.version_);
field(f, "time", sb.time_);
field(f, "trans id", sb.trans_id_);
field(f, "metadata snap", sb.metadata_snap_);
field(f, "trans_id", sb.trans_id_);
field(f, "metadata_snap", sb.metadata_snap_);
sm_disk_detail::sm_root_disk const *d;
sm_disk_detail::sm_root v;
@ -261,24 +268,24 @@ namespace {
sm_disk_detail::sm_root_traits::unpack(*d, v);
formatter::ptr f2(new xml_formatter);
sm_root_show_traits::show(*f2, "value", v);
f.child("metadata space map root", f2);
f.child("metadata_space_map_root", f2);
}
{
d = reinterpret_cast<sm_disk_detail::sm_root_disk const *>(sb.data_space_map_root_);
sm_disk_detail::sm_root_traits::unpack(*d, v);
formatter::ptr f2(new xml_formatter);
sm_root_show_traits::show(*f2, "value", v);
f.child("data space map root", f2);
f.child("data_space_map_root", f2);
}
field(f, "data mapping root", sb.data_mapping_root_);
field(f, "device details root", sb.device_details_root_);
field(f, "data block size", sb.data_block_size_);
field(f, "metadata block size", sb.metadata_block_size_);
field(f, "metadata nr blocks", sb.metadata_nr_blocks_);
field(f, "compat flags", sb.compat_flags_);
field(f, "compat ro flags", sb.compat_ro_flags_);
field(f, "incompat flags", sb.incompat_flags_);
field(f, "data_mapping_root", sb.data_mapping_root_);
field(f, "device_details_root", sb.device_details_root_);
field(f, "data_block_size", sb.data_block_size_);
field(f, "metadata_block_size", sb.metadata_block_size_);
field(f, "metadata_nr_blocks", sb.metadata_nr_blocks_);
field(f, "compat_flags", sb.compat_flags_);
field(f, "compat_ro_flags", sb.compat_ro_flags_);
field(f, "incompat_flags", sb.incompat_flags_);
f.output(out, 0);
}
@ -293,10 +300,10 @@ namespace {
static void show(formatter &f, string const &key,
thin_provisioning::device_tree_detail::device_details const &value) {
field(f, "mapped blocks", value.mapped_blocks_);
field(f, "transaction id", value.transaction_id_);
field(f, "creation time", value.creation_time_);
field(f, "snap time", value.snapshotted_time_);
field(f, "mapped_blocks", value.mapped_blocks_);
field(f, "transaction_id", value.transaction_id_);
field(f, "creation_time", value.creation_time_);
field(f, "snap_time", value.snapshotted_time_);
}
};
@ -327,8 +334,8 @@ namespace {
static void show(formatter &f, string const &key,
persistent_data::sm_disk_detail::index_entry const &value) {
field(f, "blocknr", value.blocknr_);
field(f, "nr free", value.nr_free_);
field(f, "none free before", value.none_free_before_);
field(f, "nr_free", value.nr_free_);
field(f, "none_free_before", value.none_free_before_);
}
};
@ -365,9 +372,9 @@ namespace {
field(f, "csum", n.get_checksum());
field(f, "blocknr", n.get_block_nr());
field(f, "type", n.get_type() == INTERNAL ? "internal" : "leaf");
field(f, "nr entries", n.get_nr_entries());
field(f, "max entries", n.get_max_entries());
field(f, "value size", n.get_value_size());
field(f, "nr_entries", n.get_nr_entries());
field(f, "max_entries", n.get_max_entries());
field(f, "value_size", n.get_value_size());
for (unsigned i = 0; i < n.get_nr_entries(); i++) {
formatter::ptr f2(new xml_formatter);