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t_doc_generator.cc
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t_doc_generator.cc
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include <string>
#include <fstream>
#include <iostream>
#include <vector>
#include <algorithm>
#include <boost/algorithm/string.hpp>
#include <map>
#include <utility>
#include <stdlib.h>
#include <sys/stat.h>
#include <sstream>
#include <boost/foreach.hpp>
#include <boost/tokenizer.hpp>
#include "t_generator.h"
#include "platform.h"
using namespace std;
/**
* DOC generator
*/
class t_doc_generator : public t_generator {
public:
t_doc_generator(
t_program* program,
const map<string, string>& parsed_options,
const string& option_string)
: t_generator(program)
{
(void) parsed_options;
(void) option_string;
out_dir_base_ = "gen-doc";
escape_.clear();
escape_['&'] = "&";
escape_['<'] = "<";
escape_['>'] = ">";
escape_['"'] = """;
escape_['\''] = "'";
}
struct doc_ftype {
enum type {
LOGS,
LOGS_LEVEL_INVALID,
LOGS_LEVEL_DEBUG,
LOGS_LEVEL_INFO,
LOGS_LEVEL_NOTICE,
LOGS_LEVEL_WARN,
LOGS_LEVEL_ERR,
LOGS_LEVEL_CRIT,
LOGS_LEVEL_ALERT,
LOGS_LEVEL_EMERG,
UVES,
TRACES,
INTROSPECT,
};
};
// Sync with SandeshLevel from tools/sandesh/library/common/sandesh.sandesh
struct sandesh_level {
enum type {
INVALID,
DBG,
INFO,
NOTICE,
WARN,
ERR,
CRIT,
ALERT,
EMERG,
};
};
sandesh_level::type string_to_sandesh_level(const string &level);
string sandesh_level_to_string(const sandesh_level::type &slevel);
sandesh_level::type get_sandesh_level(t_sandesh *tsandesh);
bool is_sandesh_type(t_sandesh *tsandesh, doc_ftype::type dtype);
string get_doc_file_suffix(doc_ftype::type dtype);
string get_doc_file_description(doc_ftype::type dtype);
void generate_index();
void generate_stats_schema_program();
bool generate_sandesh_program(doc_ftype::type dtype);
void generate_const_enum_typedef_object_program();
void generate_doc_type(ofstream &f_out);
void generate_program();
void generate_program_toc(ofstream &f_out, string fsuffix,
doc_ftype::type dtype);
void generate_program_toc_row(t_program* tprog, ofstream &f_out,
string fsuffix, doc_ftype::type dtype);
bool generate_sandesh_program_doc(t_program* tprog, ofstream &f_out,
string fsuffix, doc_ftype::type dtype);
void generate_sandesh_program_doc_schema(t_program* tprog, ofstream &f_out,
string fsuffix, doc_ftype::type dtype);
/**
* Program-level generation functions
*/
template <typename T>
void generate_stat_table_schema(string, t_field*, T*, string);
template <typename T>
void generate_stat_schema_map(string, t_type*, t_type*, t_field*, T*, bool);
template <typename T>
void generate_stat_schema_list(string, t_type*, t_field*, T*, bool);
t_struct* find_struct_with_name(string sname);
template <typename T>
void generate_stat_schema_struct(string, t_field*, t_struct*, T*, bool);
template <typename T>
void extract_tags(T*, map<string, vector<string> >&, vector<string>&, vector<string>&);
void generate_stat_schema_struct_base_member(string, t_field*, string);
void generate_stat_table_schema_header(string, string, string, string);
string get_datatype_from_tfield(t_type* tfield);
template <typename T>
string get_type_of_member(string, t_field*, t_struct*, T*);
template <typename T>
void populate_stat_schema_map_key_value(t_field* tfield, t_type*, t_type*, T*);
void generate_stat_schema_struct_members(string name, t_field*, t_struct*, vector<string>, map<string, vector<string> >);
void is_indexed_or_suffixed_field(string, vector<string>, map<string, vector<string> >, string&, bool&);
template <typename T>
void generate_stat_schema_suffixes(string, t_field*, t_struct*, T*, map<string, vector<string> >&);
template <typename T>
void generate_stat_schema_toplevel_tags(T*, vector<string>&);
void generate_stat_tables_schema(t_sandesh*);
template <typename T>
void generate_stat_tables_schema(T*, const vector<t_field*>, string, string);
string get_display_name_from_comments(t_field*);
template <typename T>
void find_recursive_tags(T*, t_field*, string, string);
template <typename T>
void find_recursive_tags_struct(T*, t_field*, string, string, string);
template <typename T>
void find_recursive_tags_list(T*, t_field*, string, t_type*, string);
template <typename T>
void find_recursive_tags_map(T*, t_field*, string, t_type*, t_type*, string);
string find_obj_table_name(const vector<t_field*>);
void generate_typedef (t_typedef* ttypedef) {}
void generate_enum (t_enum* tenum) {}
void generate_const (t_const* tconst) {}
void generate_struct (t_struct* tstruct) {}
void generate_service (t_service* tservice) {}
void generate_sandesh (t_sandesh* tsandesh) {}
void print_doc (t_doc* tdoc, ofstream &f_out);
int print_type (t_type* ttype, ofstream &f_out);
void print_const_value(t_const_value* tvalue, ofstream &f_out);
void print_sandesh (t_sandesh* tdoc, ofstream &f_out);
void print_sandesh_message(t_sandesh* tdoc, ofstream &f_out);
void print_sandesh_message_table(t_sandesh* tdoc, ofstream &f_out);
void print_doc_string (string doc, ofstream &f_out);
ofstream f_index_out_;
bool f_log_initialized_;
bool f_log_invalid_initialized_;
bool f_log_debug_initialized_;
bool f_log_info_initialized_;
bool f_log_notice_initialized_;
bool f_log_warn_initialized_;
bool f_log_error_initialized_;
bool f_log_crit_initialized_;
bool f_log_alert_initialized_;
bool f_log_emerg_initialized_;
bool f_uve_initialized_;
bool f_trace_initialized_;
bool f_introspect_initialized_;
ofstream f_out_;
ofstream f_stats_tables_;
private:
void generate_typedef (t_typedef* ttypedef, ofstream &f_out);
void generate_enum (t_enum* tenum, ofstream &f_out);
void generate_const (t_const* tconst, ofstream &f_out);
void generate_consts (vector<t_const*> consts, ofstream &f_out);
void generate_struct (t_struct* tstruct, ofstream &f_out);
void generate_sandesh (t_sandesh* tsandesh, ofstream &f_out);
bool stat_table_created_;
bool first_member_;
};
bool t_doc_generator::is_sandesh_type(t_sandesh *tsandesh,
doc_ftype::type dtype) {
t_base_type *tbtype((t_base_type *)tsandesh->get_type());
switch (dtype) {
case doc_ftype::LOGS:
if (tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_INVALID:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::INVALID) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_DEBUG:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::DBG) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_INFO:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::INFO) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_NOTICE:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::NOTICE) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_WARN:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::WARN) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_ERR:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::ERR) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_CRIT:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::CRIT) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_ALERT:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::ALERT) {
return true;
}
return false;
case doc_ftype::LOGS_LEVEL_EMERG:
if ((tbtype->is_sandesh_system() || tbtype->is_sandesh_object()) &&
get_sandesh_level(tsandesh) == sandesh_level::EMERG) {
return true;
}
return false;
case doc_ftype::UVES:
if (tbtype->is_sandesh_uve()) {
return true;
}
return false;
case doc_ftype::TRACES:
if (tbtype->is_sandesh_trace() || tbtype->is_sandesh_trace_object()) {
return true;
}
return false;
case doc_ftype::INTROSPECT:
if (tbtype->is_sandesh_request() || tbtype->is_sandesh_response()) {
return true;
}
return false;
default:
return false;
}
return false;
}
string t_doc_generator::get_doc_file_suffix(doc_ftype::type dtype) {
switch (dtype) {
case doc_ftype::LOGS:
return "_logs";
case doc_ftype::LOGS_LEVEL_INVALID:
return "_logs.invalid";
case doc_ftype::LOGS_LEVEL_DEBUG:
return "_logs.debug";
case doc_ftype::LOGS_LEVEL_INFO:
return "_logs.info";
case doc_ftype::LOGS_LEVEL_NOTICE:
return "_logs.notice";
case doc_ftype::LOGS_LEVEL_WARN:
return "_logs.warn";
case doc_ftype::LOGS_LEVEL_ERR:
return "_logs.error";
case doc_ftype::LOGS_LEVEL_CRIT:
return "_logs.crit";
case doc_ftype::LOGS_LEVEL_ALERT:
return "_logs.alert";
case doc_ftype::LOGS_LEVEL_EMERG:
return "_logs.emerg";
case doc_ftype::UVES:
return "_uves";
case doc_ftype::TRACES:
return "_traces";
case doc_ftype::INTROSPECT:
return "_introspect";
default:
return "";
}
}
string t_doc_generator::get_doc_file_description(doc_ftype::type dtype) {
switch (dtype) {
case doc_ftype::LOGS:
return "all systemlog and objectlog";
case doc_ftype::LOGS_LEVEL_INVALID:
return "systemlog and objectlog with unknown severity";
case doc_ftype::LOGS_LEVEL_DEBUG:
return "debug systemlog and objectlog";
case doc_ftype::LOGS_LEVEL_INFO:
return "informational systemlog and objectlog";
case doc_ftype::LOGS_LEVEL_NOTICE:
return "notice systemlog and objectlog";
case doc_ftype::LOGS_LEVEL_WARN:
return "warning systemlog and objectlog";
case doc_ftype::LOGS_LEVEL_ERR:
return "error systemlog and objectlog";
case doc_ftype::LOGS_LEVEL_CRIT:
return "critical systemlog and objectlog";
case doc_ftype::LOGS_LEVEL_ALERT:
return "alert systemlog and objectlog";
case doc_ftype::LOGS_LEVEL_EMERG:
return "emergency systemlog and objectlog";
case doc_ftype::UVES:
return "UVE";
case doc_ftype::TRACES:
return "traces";
case doc_ftype::INTROSPECT:
return "introspect";
default:
return "";
}
}
/**
* Emits the Table of Contents links at the top of the module's page
*/
void t_doc_generator::generate_program_toc(ofstream &f_out, string fsuffix,
doc_ftype::type dtype) {
f_out << "<table><tr><th>Module</th><th>Messages</th></tr>" << endl;
generate_program_toc_row(program_, f_out, fsuffix, dtype);
f_out << "</table>" << endl;
}
/**
* Emits the Table of Contents links at the top of the module's page
*/
void t_doc_generator::generate_program_toc_row(t_program* tprog, ofstream &f_out,
string fsuffix, doc_ftype::type dtype) {
string fname = tprog->get_name() + fsuffix + ".html";
f_out << "<tr>" << endl << "<td>" << tprog->get_name() << "</td><td>";
if (!tprog->get_sandeshs().empty()) {
vector<t_sandesh*> sandeshs = tprog->get_sandeshs();
vector<t_sandesh*>::iterator snh_iter;
for (snh_iter = sandeshs.begin(); snh_iter != sandeshs.end(); ++snh_iter) {
string name = get_sandesh_name(*snh_iter);
if (is_sandesh_type(*snh_iter, dtype)) {
f_out << "<a href=\"" << fname << "#Snh_" << name << "\">" << name
<< "</a><br/>" << endl;
}
}
}
f_out << "</td>" << endl;
f_out << "</tr>";
}
void t_doc_generator::generate_doc_type(ofstream &f_out) {
f_out << "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\"" << endl;
f_out << " \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">" << endl;
f_out << "<html xmlns=\"http://www.w3.org/1999/xhtml\">" << endl;
f_out << "<head>" << endl;
f_out << "<meta http-equiv=\"Content-Type\" content=\"text/html;charset=utf-8\" />" << endl;
f_out << "<link href=\"/doc-style.css\" rel=\"stylesheet\" type=\"text/css\"/>"
<< endl;
}
void t_doc_generator::generate_stats_schema_program() {
string fname = get_out_dir() + program_->get_name() + "_stats_tables.json";
f_stats_tables_.open(fname.c_str());
stat_table_created_ = false;
first_member_ = true;
f_stats_tables_ << "{\"_STAT_TABLES\":[" << endl;
if (!program_->get_sandeshs().empty()) {
// Generate sandeshs
vector<t_sandesh*> sandeshs = program_->get_sandeshs();
vector<t_sandesh*>::iterator snh_iter;
for (snh_iter = sandeshs.begin(); snh_iter != sandeshs.end(); ++snh_iter) {
generate_stat_tables_schema(*snh_iter);
}
}
f_stats_tables_ << "]" << endl << "}" << endl;
}
void t_doc_generator::generate_sandesh_program_doc_schema(t_program* tprog,
ofstream &f_out, string fsuffix, doc_ftype::type dtype) {
bool init = false;
f_out << "{\"messages\":{" << endl;
if (!tprog->get_sandeshs().empty()) {
vector<t_sandesh*> sandeshs = tprog->get_sandeshs();
vector<t_sandesh*>::iterator snh_iter;
for (snh_iter = sandeshs.begin(); snh_iter != sandeshs.end(); ++snh_iter) {
if (!is_sandesh_type(*snh_iter, dtype)) {
continue;
}
if (!init) {
init = true;
} else {
f_out << "," << endl;
}
string sandesh_name(get_sandesh_name(*snh_iter));
string fname(tprog->get_name() + fsuffix + ".html");
f_out << "\"" << sandesh_name << "\":{\"fingerprint\":\"" <<
(*snh_iter)->get_ascii_fingerprint() << "\", \"href\":\"" <<
fname << "#Snh_" << sandesh_name << "\"";
if (dtype == doc_ftype::LOGS) {
f_out << ", \"severity\":\"" <<
sandesh_level_to_string(get_sandesh_level(*snh_iter)) << "\"";
}
f_out << "}";
}
}
f_out << "}" << endl << "}" << endl;
}
bool t_doc_generator::generate_sandesh_program_doc(t_program* tprog,
ofstream &f_out, string fsuffix, doc_ftype::type dtype) {
generate_doc_type(f_out);
string mdesc(get_doc_file_description(dtype));
f_out << "<title>Documentation for " << mdesc << " messages in " <<
"module: " << tprog->get_name() << "</title></head><body>" << endl <<
"<h1>Documentation for " << mdesc << " messages in module: "
<< tprog->get_name() << "</h1>" << endl;
print_doc(tprog, f_out);
generate_program_toc(f_out, fsuffix, dtype);
bool init = false;
if (!tprog->get_sandeshs().empty()) {
f_out << "<hr/><h2 id=\"Messages\">Messages</h2>" << endl;
vector<t_sandesh*> sandeshs = tprog->get_sandeshs();
vector<t_sandesh*>::iterator snh_iter;
for (snh_iter = sandeshs.begin(); snh_iter != sandeshs.end(); ++snh_iter) {
if (!is_sandesh_type(*snh_iter, dtype)) {
continue;
}
init = true;
sandesh_name_ = get_sandesh_name(*snh_iter);
f_out << "<div class=\"definition\">";
generate_sandesh(*snh_iter, f_out);
f_out << "</div>";
}
}
f_out << "</body></html>" << endl;
return init;
}
bool t_doc_generator::generate_sandesh_program(doc_ftype::type dtype) {
string fsuffix = get_doc_file_suffix(dtype);
string fname = get_out_dir() + program_->get_name() + fsuffix + ".html";
ofstream f_out;
f_out.open(fname.c_str());
bool init(generate_sandesh_program_doc(program_, f_out, fsuffix, dtype));
f_out.close();
string fname_schema = get_out_dir() + program_->get_name() + fsuffix + ".doc.schema.json";
ofstream f_out_schema;
f_out_schema.open(fname_schema.c_str());
generate_sandesh_program_doc_schema(program_, f_out_schema, fsuffix, dtype);
f_out_schema.close();
return init;
}
void t_doc_generator::generate_const_enum_typedef_object_program() {
string fsuffix = "";
string fname = get_out_dir() + program_->get_name() + fsuffix + ".html";
f_out_.open(fname.c_str());
generate_doc_type(f_out_);
f_out_ << "<title>Documentation for constants, enums, types, and data structures in " <<
"module: " << program_->get_name() << "</title></head><body>" << endl <<
"<h1>Documentation for constants, enums, types, and data structures in module: "
<< program_->get_name() << "</h1>" << endl;
print_doc(program_, f_out_);
if (!program_->get_consts().empty()) {
f_out_ << "<hr/><h2 id=\"Constants\">Constants</h2>" << endl;
vector<t_const*> consts = program_->get_consts();
f_out_ << "<table>";
f_out_ << "<tr><th>Constant</th><th>Type</th><th>Value</th></tr>" << endl;
generate_consts(consts, f_out_);
f_out_ << "</table>";
}
if (!program_->get_enums().empty()) {
f_out_ << "<hr/><h2 id=\"Enumerations\">Enumerations</h2>" << endl;
// Generate enums
vector<t_enum*> enums = program_->get_enums();
vector<t_enum*>::iterator en_iter;
for (en_iter = enums.begin(); en_iter != enums.end(); ++en_iter) {
generate_enum(*en_iter, f_out_);
}
}
if (!program_->get_typedefs().empty()) {
f_out_ << "<hr/><h2 id=\"Typedefs\">Type declarations</h2>" << endl;
// Generate typedefs
vector<t_typedef*> typedefs = program_->get_typedefs();
vector<t_typedef*>::iterator td_iter;
for (td_iter = typedefs.begin(); td_iter != typedefs.end(); ++td_iter) {
generate_typedef(*td_iter, f_out_);
}
}
if (!program_->get_objects().empty()) {
f_out_ << "<hr/><h2 id=\"Structs\">Data structures</h2>" << endl;
// Generate structs and exceptions in declared order
vector<t_struct*> objects = program_->get_objects();
vector<t_struct*>::iterator o_iter;
for (o_iter = objects.begin(); o_iter != objects.end(); ++o_iter) {
generate_struct(*o_iter, f_out_);
}
}
f_out_ << "</body></html>" << endl;
f_out_.close();
}
/**
* Emits the index.html file for the recursive set of Thrift programs
*/
void t_doc_generator::generate_index() {
string index_fname = get_out_dir() + program_->get_name() + "_index.html";
f_index_out_.open(index_fname.c_str());
f_index_out_ << "<html>" << endl;
f_index_out_ << "<head>Documentation for " << program_->get_name() << "</head>" << endl;
f_index_out_ << "<link href=\"/doc-style.css\" rel=\"stylesheet\" type=\"text/css\"/>"
<< endl;
f_index_out_ << "<table><tr><th>Message Types</th></tr>" << endl;
if (f_log_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS) << ".html>All Logs</a></td></tr>" << endl;
}
if (f_log_emerg_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_EMERG) << ".html>Emergency Logs</a></td></tr>" << endl;
}
if (f_log_alert_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_ALERT) << ".html>Alert Logs</a></td></tr>" << endl;
}
if (f_log_crit_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_CRIT) << ".html>Critical Logs</a></td></tr>" << endl;
}
if (f_log_error_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_ERR) << ".html>Error Logs</a></td></tr>" << endl;
}
if (f_log_warn_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_WARN) << ".html>Warning Logs</a></td></tr>" << endl;
}
if (f_log_notice_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_NOTICE) << ".html>Notice Logs</a></td></tr>" << endl;
}
if (f_log_info_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_INFO) << ".html>Informational Logs</a></td></tr>" << endl;
}
if (f_log_debug_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_DEBUG) << ".html>Debugging Logs</a></td></tr>" << endl;
}
if (f_log_invalid_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() <<
get_doc_file_suffix(doc_ftype::LOGS_LEVEL_INVALID) << ".html>Unknown severity logs</a></td></tr>" << endl;
}
if (f_uve_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() << "_uves.html>UVEs</a></td></tr>" << endl;
}
if (f_trace_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() << "_traces.html>Traces</a></td></tr>" << endl;
}
if (f_introspect_initialized_) {
f_index_out_ << "<tr><td><a href=" << program_->get_name() << "_introspect.html>Request-Response</a></td></tr>" << endl;
}
f_index_out_ << "</table>" << endl;
f_index_out_ << "</html>" << endl;
f_index_out_.close();
}
/**
* Prepares for file generation by opening up the necessary file output
* stream.
*/
void t_doc_generator::generate_program() {
// Make output directory
MKDIR(get_out_dir().c_str());
generate_stats_schema_program();
f_log_initialized_ = generate_sandesh_program(doc_ftype::LOGS);
f_log_invalid_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_INVALID);
f_log_debug_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_DEBUG);
f_log_info_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_INFO);
f_log_notice_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_NOTICE);
f_log_warn_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_WARN);
f_log_error_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_ERR);
f_log_crit_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_CRIT);
f_log_alert_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_ALERT);
f_log_emerg_initialized_ = generate_sandesh_program(doc_ftype::LOGS_LEVEL_EMERG);
f_uve_initialized_ = generate_sandesh_program(doc_ftype::UVES);
f_trace_initialized_ = generate_sandesh_program(doc_ftype::TRACES);
f_introspect_initialized_ = generate_sandesh_program(doc_ftype::INTROSPECT);
generate_index();
generate_const_enum_typedef_object_program();
}
void t_doc_generator::print_doc_string(string doc, ofstream &f_out) {
size_t index;
while ((index = doc.find_first_of("\r\n")) != string::npos) {
if (index == 0) {
f_out << "<p/>" << endl;
} else {
f_out << doc.substr(0, index) << endl;
}
if (index + 1 < doc.size() && doc.at(index) != doc.at(index + 1) &&
(doc.at(index + 1) == '\r' || doc.at(index + 1) == '\n')) {
index++;
}
doc = doc.substr(index + 1);
}
f_out << doc << "<br/>";
}
/**
* If the provided documentable object has documentation attached, this
* will emit it to the output stream in HTML format.
*/
void t_doc_generator::print_doc(t_doc* tdoc, ofstream &f_out) {
if (tdoc->has_doc()) {
string doc = tdoc->get_doc();
print_doc_string(doc, f_out);
}
}
void t_doc_generator::print_sandesh_message(t_sandesh* tsandesh, ofstream &f_out) {
bool first = true;
// Print the message
vector<t_field*> members = tsandesh->get_members();
BOOST_FOREACH(t_field *tfield, members) {
if (tfield->get_auto_generated()) {
continue;
}
if (first) {
f_out << "<tr><th>Message</th><td>";
}
t_type *type = tfield->get_type();
if (type->is_static_const_string()) {
t_const_value* default_val = tfield->get_value();
if (!first) {
f_out << " ";
}
f_out << get_escaped_string(default_val);
} else {
f_out << "<code>";
if (!first) {
f_out << " ";
}
f_out << tfield->get_name() << "</code>";
}
first = false;
}
if (!first) {
f_out << "</td></tr>" << endl;
}
}
void t_doc_generator::print_sandesh_message_table(t_sandesh* tsandesh, ofstream &f_out) {
f_out << "<table>";
print_sandesh_message(tsandesh, f_out);
f_out << "</table><br/>" << endl;
}
t_doc_generator::sandesh_level::type t_doc_generator::string_to_sandesh_level(
const string &ilevel) {
string level(ilevel);
// Trim and convert to lower case
boost::algorithm::trim(level);
if (level.empty()) {
return t_doc_generator::sandesh_level::INVALID;
}
boost::algorithm::to_lower(level);
if (level == "debug") {
return t_doc_generator::sandesh_level::DBG;
}
if (level == "informational" || level == "info") {
return t_doc_generator::sandesh_level::INFO;
}
if (level == "notice") {
return t_doc_generator::sandesh_level::NOTICE;
}
if (level == "warning" || level == "warn") {
return t_doc_generator::sandesh_level::WARN;
}
if (level == "error" || level == "err") {
return t_doc_generator::sandesh_level::ERR;
}
if (level == "critical" || level == "crit") {
return t_doc_generator::sandesh_level::CRIT;
}
if (level == "alert") {
return t_doc_generator::sandesh_level::ALERT;
}
if (level == "emergency" || level == "emerg") {
return t_doc_generator::sandesh_level::EMERG;
}
return t_doc_generator::sandesh_level::INVALID;
}
string t_doc_generator::sandesh_level_to_string(
const t_doc_generator::sandesh_level::type &slevel) {
switch (slevel) {
case t_doc_generator::sandesh_level::EMERG:
return "emergency";
case t_doc_generator::sandesh_level::CRIT:
return "criticial";
case t_doc_generator::sandesh_level::ALERT:
return "alert";
case t_doc_generator::sandesh_level::ERR:
return "error";
case t_doc_generator::sandesh_level::WARN:
return "warning";
case t_doc_generator::sandesh_level::NOTICE:
return "notice";
case t_doc_generator::sandesh_level::INFO:
return "informational";
case t_doc_generator::sandesh_level::DBG:
return "debug";
case t_doc_generator::sandesh_level::INVALID:
default:
return "unknown";
}
}
typedef boost::tokenizer<boost::char_separator<char> > tokenizer;
t_doc_generator::sandesh_level::type t_doc_generator::get_sandesh_level(
t_sandesh* tsandesh) {
if (tsandesh->has_doc()) {
string doc = tsandesh->get_doc();
size_t index;
if ((index = doc.find_first_of("@")) != string::npos) {
// Skip leading documentation
string fdoc(doc.substr(index + 1));
// Extract tokens beginning with @
boost::char_separator<char> fsep("@");
tokenizer ftokens(fdoc, fsep);
BOOST_FOREACH(const string &f, ftokens) {
// Has 2 parts, the first ending with ':' or ' ' or '\t' is
// the type and the next is the content
size_t lindex;
if ((lindex = f.find_first_of(": \t")) != string::npos) {
string type(f.substr(0, lindex));
if (lindex + 1 < f.size() && f.at(lindex) != f.at(lindex + 1) &&
(f.at(lindex + 1) == ':' || f.at(lindex + 1) == '\t' ||
f.at(lindex + 1) == ' ')) {
lindex++;
}
string content(f.substr(lindex + 1));
if (type == "severity") {
return string_to_sandesh_level(content);
}
}
}
}
}
return sandesh_level::INVALID;
}
/**
* If the provided documentable sandesh has documentation attached, this
* will emit it to the output stream in HTML format and print the @variables
* in a table format.
*/
void t_doc_generator::print_sandesh(t_sandesh* tsandesh, ofstream &f_out) {
if (tsandesh->has_doc()) {
bool table = false;
string doc = tsandesh->get_doc();
size_t index;
if ((index = doc.find_first_of("@")) != string::npos) {
// Print leading documentation
f_out << doc.substr(0, index) << "<p/>" << endl;
string fdoc(doc.substr(index + 1));
if (!table) {
f_out << "<table>" << endl;
print_sandesh_message(tsandesh, f_out);
table = true;
}
// Extract tokens beginning with @
boost::char_separator<char> fsep("@");
tokenizer ftokens(fdoc, fsep);
BOOST_FOREACH(const string &f, ftokens) {
// Has 2 parts, the first ending with ':' or ' ' or '\t' is
// the type and the next is the content
size_t lindex;
if ((lindex = f.find_first_of(": \t")) != string::npos) {
string type(f.substr(0, lindex));
type.at(0) = toupper(type.at(0));
f_out << "<tr><th>" << type << "</th>";
if (lindex + 1 < f.size() && f.at(lindex) != f.at(lindex + 1) &&
(f.at(lindex + 1) == ':' || f.at(lindex + 1) == '\t' ||
f.at(lindex + 1) == ' ')) {
lindex++;
}
string content(f.substr(lindex + 1));
f_out << "<td>" << content << "</td></tr>" << endl;
} else {
f_out << "<td>" << f << "</td>" << endl;
}
}
} else {
f_out << doc << "<p/>" << endl;
print_sandesh_message_table(tsandesh, f_out);
}
if (table) {
f_out << "</table><br/>" << endl;
}
} else {
print_sandesh_message_table(tsandesh, f_out);
}
}
/**
* Prints out the provided type in HTML
*/
int t_doc_generator::print_type(t_type* ttype, ofstream &f_out) {
int len = 0;
f_out << "<code>";
if (ttype->is_container()) {
if (ttype->is_list()) {
f_out << "list<";
len = 6 + print_type(((t_list*)ttype)->get_elem_type(), f_out);
f_out << ">";
} else if (ttype->is_set()) {
f_out << "set<";
len = 5 + print_type(((t_set*)ttype)->get_elem_type(), f_out);
f_out << ">";
} else if (ttype->is_map()) {
f_out << "map<";
len = 5 + print_type(((t_map*)ttype)->get_key_type(), f_out);
f_out << ", ";
len += print_type(((t_map*)ttype)->get_val_type(), f_out);
f_out << ">";
}
} else if (ttype->is_base_type()) {
f_out << (((t_base_type*)ttype)->is_binary() ? "binary" : ttype->get_name());
len = ttype->get_name().size();
} else {
string prog_name = ttype->get_program()->get_name();
string type_name = ttype->get_name();
f_out << "<a href=\"" << prog_name << ".html#";
if (ttype->is_typedef()) {
f_out << "Typedef_";
} else if (ttype->is_struct() || ttype->is_xception()) {
f_out << "Struct_";
} else if (ttype->is_enum()) {
f_out << "Enum_";
} else if (ttype->is_service()) {
f_out << "Svc_";
}
f_out << type_name << "\">";
len = type_name.size();
if (ttype->get_program() != program_) {
f_out << prog_name << ".";
len += prog_name.size() + 1;
}
f_out << type_name << "</a>";
}
f_out << "</code>";
return len;
}
/**
* Prints out an HTML representation of the provided constant value
*/
void t_doc_generator::print_const_value(t_const_value* tvalue, ofstream &f_out) {
bool first = true;
switch (tvalue->get_type()) {
case t_const_value::CV_INTEGER:
f_out << tvalue->get_integer();
break;
case t_const_value::CV_DOUBLE:
f_out << tvalue->get_double();
break;
case t_const_value::CV_STRING:
f_out << '"' << get_escaped_string(tvalue) << '"';
break;
case t_const_value::CV_MAP:
{
f_out << "{ ";
map<t_const_value*, t_const_value*> map_elems = tvalue->get_map();
map<t_const_value*, t_const_value*>::iterator map_iter;
for (map_iter = map_elems.begin(); map_iter != map_elems.end(); map_iter++) {
if (!first) {
f_out << ", ";
}
first = false;
print_const_value(map_iter->first, f_out);
f_out << " = ";
print_const_value(map_iter->second, f_out);
}
f_out << " }";
}
break;
case t_const_value::CV_LIST:
{
f_out << "{ ";
vector<t_const_value*> list_elems = tvalue->get_list();;
vector<t_const_value*>::iterator list_iter;
for (list_iter = list_elems.begin(); list_iter != list_elems.end(); list_iter++) {
if (!first) {
f_out << ", ";
}
first = false;
print_const_value(*list_iter, f_out);
}
f_out << " }";
}
break;
default:
f_out << "UNKNOWN";
break;
}
}
/**
* Generates a typedef.
*
* @param ttypedef The type definition
*/
void t_doc_generator::generate_typedef(t_typedef* ttypedef, ofstream &f_out) {
string name = ttypedef->get_name();
f_out << "<div class=\"definition\">";
f_out << "<h3 id=\"Typedef_" << name << "\">Typedef: " << name
<< "</h3>" << endl;
f_out << "<p><strong>Base type:</strong> ";
print_type(ttypedef->get_type(), f_out);
f_out << "</p>" << endl;
print_doc(ttypedef, f_out);
f_out << "</div>" << endl;
}
/**
* Generates code for an enumerated type.
*
* @param tenum The enumeration
*/
void t_doc_generator::generate_enum(t_enum* tenum, ofstream &f_out) {
string name = tenum->get_name();
f_out << "<div class=\"definition\">";
f_out << "<h3 id=\"Enum_" << name << "\">Enumeration: " << name
<< "</h3>" << endl;
print_doc(tenum, f_out);
vector<t_enum_value*> values = tenum->get_constants();
vector<t_enum_value*>::iterator val_iter;
f_out << "<br/><table>" << endl;
for (val_iter = values.begin(); val_iter != values.end(); ++val_iter) {
f_out << "<tr><td><code>";
f_out << (*val_iter)->get_name();
f_out << "</code></td><td><code>";
f_out << (*val_iter)->get_value();
f_out << "</code></td></tr>" << endl;
}
f_out << "</table></div>" << endl;
}
/**
* Generates a constant value
*/
void t_doc_generator::generate_const(t_const* tconst, ofstream &f_out) {
string name = tconst->get_name();
f_out << "<tr id=\"Const_" << name << "\"><td><code>" << name