| 1 | #include "Database.h"
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| 2 |
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| 3 | #include <regex>
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| 4 |
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| 5 | #include <boost/algorithm/string/join.hpp>
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| 6 | #include <boost/tokenizer.hpp>
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| 7 | #include <boost/algorithm/string.hpp>
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| 8 |
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| 9 | #include "tools.h"
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| 10 | #include "Time.h"
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| 11 | #include "Configuration.h"
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| 12 |
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| 13 | #include <TROOT.h>
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| 14 | #include <TSystem.h>
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| 15 | #include <TFile.h>
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| 16 | #include <TTree.h>
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| 17 |
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| 18 | using namespace std;
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| 19 |
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| 20 | // ------------------------------------------------------------------------
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| 21 |
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| 22 | void SetupConfiguration(Configuration &conf)
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| 23 | {
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| 24 | po::options_description control("Rootify SQL");
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| 25 | control.add_options()
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| 26 | ("uri,u", var<string>()->required(), "Database link as in\n\tuser:password@server[:port]/database[?compress=0|1].")
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| 27 | ("query,q", var<string>(""), "MySQL query (overwrites --file)")
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| 28 | ("file", var<string>("rootify.sql"), "An ASCII file with the MySQL query (overwrites --query)")
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| 29 | ("ignore-null,i", po_switch(), "Do not skip rows containing any NULL field")
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| 30 | ("out,o", var<string>("rootify.root"), "Output root file name")
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| 31 | ("force,f", po_switch(), "Force overwriting an existing root file ('RECREATE')")
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| 32 | ("update", po_switch(), "Update an existing root file with the new tree ('UPDATE')")
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| 33 | ("compression,c", var<uint16_t>(1), "zlib compression level for the root file")
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| 34 | ("tree,t", var<string>("Result"), "Name of the root tree")
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| 35 | ("ignore", vars<string>(), "Ignore the given columns")
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| 36 | ("display,d", po_switch(), "Displays contents on the screen (most usefull in combination with mysql statements as SHOW or EXPLAIN)")
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| 37 | ("write,w", var<string>(""), "Write output to an ascii file")
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| 38 | ("null,n", po_switch(), "Redirect the output file to /dev/null (mainly for debugging purposes, e.g. performance studies)")
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| 39 | ("no-fill", po_switch(), "Do not fill events into the root file (mainly for debugging purposes, e.g. performance studies)")
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| 40 | ("delimiter", var<string>(""), "The delimiter used if contents are displayed with --display (default=\\t)")
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| 41 | ("explain", po_switch(), "Requests an EXPLAIN from the server (shows the server optimized query)\nsee also https://dev.mysql.com/doc/refman/explain-output.html")
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| 42 | ("profiling", po_switch(), "Turn on profiling and print profile")
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| 43 | ("var.*", var<string>(), "Predefined SQL user variables (@VAR)")
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| 44 | ("env.*", vars<string>(), "Predefined environment for substitutions in the query ($ENV)")
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| 45 | ("list.*", var<string>(), "Predefined environment for substitutions in the query ($ENV). The list is read from the given file (one list entry per line)")
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| 46 | ("print-connection", po_switch(), "Print database connection information")
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| 47 | ("verbose,v", var<uint16_t>(1), "Verbosity (0: quiet, 1: default, 2: more, 3, ...)")
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| 48 | ;
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| 49 |
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| 50 | po::positional_options_description p;
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| 51 | p.add("file", 1); // The 1st positional options (n=1)
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| 52 | p.add("out", 1); // The 2nd positional options (n=1)
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| 53 |
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| 54 | conf.AddOptions(control);
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| 55 | conf.SetArgumentPositions(p);
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| 56 | }
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| 57 |
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| 58 | void PrintUsage()
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| 59 | {
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| 60 | cout <<
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| 61 | "rootifysql - Converts the result of a mysql query into a root file\n"
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| 62 | "\n"
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| 63 | "For convenience, this documentation uses the extended version of the options, "
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| 64 | "refer to the output below to get the abbreviations.\n"
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| 65 | "\n"
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| 66 | "Writes the result of a mysql query into a root file. For each column, a branch is "
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| 67 | "created of type double with the field name as name. This is usually the column name "
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| 68 | "if not specified otherwise by the AS mysql directive.\n"
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| 69 | "\n"
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| 70 | "Columns with CHAR or VARCHAR as field type are ignored. DATETIME, DATE and TIME "
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| 71 | "columns are converted to unix time (time_t). Rows containing any file which is "
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| 72 | "NULL are skipped if not suppressed by the --ignore-null option. Ideally, the query "
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| 73 | "is compiled in a way that no NULL field is returned. With the --display option the "
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| 74 | "result of the request is printed on the screen (NULL skipping still in action). "
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| 75 | "This can be useful to create an ascii file or to show results as 'SHOW DATABASES' "
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| 76 | "or 'EXPLAIN table'. To redirect the contents into an ascii file, the option -v0 "
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| 77 | "is useful. To suppredd writing to an output file --null can be used.\n"
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| 78 | "\n"
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| 79 | "The default is to read the query from a file called rootify.sql. Except if a different "
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| 80 | "filename is specified by the --file option or a query is given with --query.\n"
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| 81 | "\n"
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| 82 | "As a trick, the rootify.sql file can be made excutable (chmod u+x rootify.sql). "
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| 83 | "If the first line contains '#!rootifysql', the script can be executed directly.\n"
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| 84 | "\n"
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| 85 | "Columns whose name start with @ are skipped. If you want them in your output file "
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| 86 | "give them a name using AS, e.g. 'SELECT @A:=5 AS A'.\n"
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| 87 | "\n"
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| 88 | "You can use variables in your sql query like @MyVar and define them on the "
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| 89 | "command line. In this example with --var.MyVar=5\n"
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| 90 | "\n"
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| 91 | "You can use environment definitions for substitutions in your SQL query. "
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| 92 | "For example --env.TEST=5 would replace $TEST or ${TEST} in your query by 5."
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| 93 | "If you specifiy one environmentvariable more than once, a list is created. "
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| 94 | "For example --env.TEST=1 --env.TEST=2 --env.TEST=3 would substitute "
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| 95 | "$TEST or ${TEST} by '1, 2, 3'. This is useful for the SQL `IN` keyword. "
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| 96 | "You can also read the values for an enviroment substitution from a file "
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| 97 | "(one element per line), e.g. --env.TEST=file.txt. Empty lines and lines "
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| 98 | "starting with a # are skipped.\n"
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| 99 | "\n"
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| 100 | "Comments in the query-file can be placed according to the SQL standard inline "
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| 101 | "/*comment*/ or introduced with # (shell script style) or -- (SQL style).\n"
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| 102 | "\n"
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| 103 | "In case of succes, 0 is returned, a value>0 otherwise.\n"
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| 104 | "\n"
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| 105 | "Usage: rootifysql [rootify.sql [rootify.root]] [-u URI] [-q query|-f file] [-i] [-o out] [-f] [-cN] [-t tree] [-vN]\n"
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| 106 | "\n"
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| 107 | ;
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| 108 | cout << endl;
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| 109 | }
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| 110 |
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| 111 | struct ExplainParser
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| 112 | {
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| 113 | string sql;
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| 114 |
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| 115 | vector<string> vec;
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| 116 |
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| 117 | string substitute(string _str, const regex &expr)
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| 118 | {
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| 119 | smatch match;
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| 120 | while (regex_search(_str, match, expr, regex_constants::format_first_only))
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| 121 | {
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| 122 | const auto &len = match.length(0);
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| 123 | const auto &pos = match.position(0);
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| 124 | const auto &str = match.str(0);
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| 125 |
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| 126 | const auto it = find(vec.cbegin(), vec.cend(), str);
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| 127 | const size_t id = it==vec.cend() ? vec.size() : it-vec.cbegin();
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| 128 |
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| 129 | _str.replace(pos, len, "{"+to_string(id)+"}");
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| 130 |
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| 131 | if (it==vec.cend())
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| 132 | vec.push_back(str);//.substr(1, str.size()-2));
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| 133 | }
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| 134 |
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| 135 | return _str;
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| 136 | }
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| 137 |
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| 138 | string substitute(const string &str, const string &expr)
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| 139 | {
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| 140 | return substitute(str, regex(expr));
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| 141 | }
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| 142 |
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| 143 | vector<string> queries;
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| 144 |
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| 145 | string resub(string str)
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| 146 | {
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| 147 | // search for "KEYWORD expression"
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| 148 | regex reg("\\{[0-9]+\\}");
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| 149 |
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| 150 | //smatch match;
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| 151 | smatch match;
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| 152 | while (regex_search(str, match, reg, regex_constants::format_first_only))
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| 153 | {
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| 154 | const auto &len = match.length(0);
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| 155 | const auto &pos = match.position(0);
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| 156 | const auto &arg = match.str(0); // Argument
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| 157 |
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| 158 | const auto idx = atoi(arg.c_str()+1);
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| 159 |
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| 160 | str.replace(pos, len, resub(vec[idx]));
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| 161 | }
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| 162 |
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| 163 | return str;
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| 164 | }
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| 165 |
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| 166 | void expression(string expr, size_t indent=0)
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| 167 | {
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| 168 | if (expr[0]=='{')
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| 169 | {
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| 170 | const auto idx = atoi(expr.c_str()+1);
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| 171 |
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| 172 | // This is a subquery
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| 173 | if (vec[idx].substr(0,3)=="(/*")
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| 174 | {
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| 175 | cout << setw(indent) << ' ' << "(\n";
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| 176 | find_tokens(vec[idx], indent+4);
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| 177 | cout << setw(indent) << ' ' << ") ";
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| 178 | }
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| 179 | else
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| 180 | // This is just something to substitute back
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| 181 | if (vec[idx].substr(0,2)=="({")
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| 182 | {
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| 183 | cout << setw(indent) << ' ' << "(" << resub(vec[idx]) << ") ";
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| 184 | }
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| 185 | else
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| 186 | {
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| 187 | if (indent>0)
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| 188 | cout << setw(indent) << ' ';
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| 189 | cout << resub(vec[idx]);
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| 190 | }
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| 191 | }
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| 192 | else
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| 193 | {
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| 194 | if (indent>0)
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| 195 | cout << setw(indent) << ' ';
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| 196 | cout << resub(expr);
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| 197 | }
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| 198 | }
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| 199 |
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| 200 | void find_tokens(string str, size_t indent=0)
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| 201 | {
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| 202 | // ( COMMENT )?( TOKEN )?(( {NNN} | NNN )( AS|ON ( {NNN}) ))?(,)?)
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| 203 | //regex reg("(\\/\\*\\ select\\#[0-9]+\\ \\*\\/\\ *)?([a-zA-Z ]+)?((\\{[0-9]+\\}|[0-9]+)(\\ ?([Aa][Ss]|[Oo][Nn])\\ ?(\\{[0-9]+\\}))?(,)?)");
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| 204 |
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| 205 | const string _com = "\\/\\*\\ select\\#[0-9]+\\ \\*\\/\\ *";
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| 206 |
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| 207 | const string _tok = "[a-zA-Z_ ]+";
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| 208 |
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| 209 | const string _nnn = "\\{[0-9]+\\}|[0-9]+";
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| 210 |
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| 211 | const string _as = "\\ ?([Aa][Ss])\\ ?";
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| 212 |
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| 213 | // ( _nnn ) ( _as ( _nnn ))?(,)? // can also match noting in between two {NNN}
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| 214 | const string _exp = "("+_nnn+")" + "("+_as+"("+_nnn+"))?(,)?";
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| 215 |
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| 216 | // Matche: ( _com )? ( ( _tok )? ( _exp ) | ( _tok ) )
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| 217 | regex reg("("+_com+")?" + "(" + "("+_tok+")?"+"("+_exp+")" + "|" + "("+_tok+")" + ")");
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| 218 |
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| 219 | smatch match;
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| 220 | while (regex_search(str, match, reg, regex_constants::format_first_only))
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| 221 | {
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| 222 |
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| 223 | const auto &com = match.str(1); // comment
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| 224 | const auto &tok1 = Tools::Trim(match.str(3)); // token with expression
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| 225 | const auto &arg1 = match.str(5); // argument 1
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| 226 | const auto &as = match.str(7); // as
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| 227 | const auto &arg2 = match.str(8); // argument 2
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| 228 | const auto &comma = match.str(9); // comma
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| 229 | const auto &tok2 = Tools::Trim(match.str(10)); // token without expression
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| 230 |
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| 231 | if (!com.empty())
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| 232 | cout << setw(indent) << ' ' << "\033[34m" << com << "\033[0m" << '\n';
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| 233 |
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| 234 | if (!tok1.empty())
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| 235 | cout << setw(indent) << ' ' << "\033[32m" << tok1 << "\033[0m" << '\n';
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| 236 | if (!tok2.empty())
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| 237 | cout << setw(indent) << ' ' << "\033[32m" << tok2 << "\033[0m" << '\n';
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| 238 |
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| 239 | if (!arg1.empty())
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| 240 | {
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| 241 | expression(arg1, indent+4);
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| 242 |
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| 243 | if (!as.empty())
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| 244 | cout << " \033[33m" << as << "\033[0m ";
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| 245 |
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| 246 | if (!arg2.empty())
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| 247 | expression(arg2);
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| 248 |
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| 249 | if (!comma.empty())
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| 250 | cout << ',';
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| 251 |
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| 252 | cout << '\n';
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| 253 | }
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| 254 |
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| 255 | str = str.substr(match.position(0)+match.length(0));
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| 256 | }
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| 257 | }
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| 258 |
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| 259 |
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| 260 | ExplainParser(const string &_sql) : sql(_sql)
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| 261 | {
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| 262 | // substitute all strings
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| 263 | sql = substitute(sql, "'[^']*'");
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| 264 |
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| 265 | // substitute all escaped sequences (`something`.`something-else`)
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| 266 | sql = substitute(sql, "`[^`]*`(\\.`[^`]*`)*");
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| 267 |
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| 268 | // substitute all paranthesis
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| 269 | sql = substitute(sql, "[a-zA-Z0-9_]*\\([^\\(\\)]*\\)");
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| 270 |
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| 271 | //cout << sql << "\n\n";
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| 272 | find_tokens(sql);
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| 273 | cout << endl;
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| 274 | }
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| 275 | };
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| 276 |
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| 277 | // Remove queries...
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| 278 | void format(string sql)
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| 279 | {
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| 280 | ExplainParser p(sql);
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| 281 |
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| 282 | /*
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| 283 |
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| 284 | SELECT
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| 285 | [ALL | DISTINCT | DISTINCTROW ]
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| 286 | [HIGH_PRIORITY]
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| 287 | [STRAIGHT_JOIN]
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| 288 | [SQL_SMALL_RESULT] [SQL_BIG_RESULT] [SQL_BUFFER_RESULT]
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| 289 | [SQL_CACHE | SQL_NO_CACHE] [SQL_CALC_FOUND_ROWS]
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| 290 | select_expr [, select_expr ...]
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| 291 | [FROM table_references
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| 292 | [PARTITION partition_list]
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| 293 | [WHERE where_condition]
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| 294 | [GROUP BY {col_name | expr | position}, ... [WITH ROLLUP]]
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| 295 | [HAVING where_condition]
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| 296 | [WINDOW window_name AS (window_spec)
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| 297 | [, window_name AS (window_spec)] ...]
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| 298 | [ORDER BY {col_name | expr | position}
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| 299 | [ASC | DESC], ... [WITH ROLLUP]]
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| 300 | [LIMIT {[offset,] row_count | row_count OFFSET offset}]
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| 301 | [INTO OUTFILE 'file_name'
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| 302 | [CHARACTER SET charset_name]
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| 303 | export_options
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| 304 | | INTO DUMPFILE 'file_name'
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| 305 | | INTO var_name [, var_name]]
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| 306 | [FOR {UPDATE | SHARE} [OF tbl_name [, tbl_name] ...] [NOWAIT | SKIP LOCKED]
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| 307 | | LOCK IN SHARE MODE]]
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| 308 | */
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| 309 |
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| 310 | /*
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| 311 | table_references:
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| 312 | escaped_table_reference [, escaped_table_reference] ...
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| 313 |
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| 314 | escaped_table_reference:
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| 315 | table_reference
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| 316 | | { OJ table_reference }
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| 317 |
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| 318 | table_reference:
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| 319 | table_factor
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| 320 | | join_table
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| 321 |
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| 322 | table_factor:
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| 323 | tbl_name [PARTITION (partition_names)]
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| 324 | [[AS] alias] [index_hint_list]
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| 325 | | table_subquery [AS] alias [(col_list)]
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| 326 | | ( table_references )
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| 327 |
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| 328 | join_table:
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| 329 | table_reference [INNER | CROSS] JOIN table_factor [join_condition]
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| 330 | | table_reference STRAIGHT_JOIN table_factor
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| 331 | | table_reference STRAIGHT_JOIN table_factor ON conditional_expr
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| 332 | | table_reference {LEFT|RIGHT} [OUTER] JOIN table_reference join_condition
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| 333 | | table_reference NATURAL [INNER | {LEFT|RIGHT} [OUTER]] JOIN table_factor
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| 334 |
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| 335 | join_condition:
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| 336 | ON conditional_expr
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| 337 | | USING (column_list)
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| 338 |
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| 339 | index_hint_list:
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| 340 | index_hint [, index_hint] ...
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| 341 |
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| 342 | index_hint:
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| 343 | USE {INDEX|KEY}
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| 344 | [FOR {JOIN|ORDER BY|GROUP BY}] ([index_list])
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| 345 | | IGNORE {INDEX|KEY}
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| 346 | [FOR {JOIN|ORDER BY|GROUP BY}] (index_list)
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| 347 | | FORCE {INDEX|KEY}
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| 348 | [FOR {JOIN|ORDER BY|GROUP BY}] (index_list)
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| 349 |
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| 350 | index_list:
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| 351 | index_name [, index_name] ...
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| 352 | */
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| 353 |
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| 354 | }
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| 355 |
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| 356 | int finish(Database &connection, const uint16_t &verbose, const bool &profiling, const bool &print_connection)
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| 357 | {
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| 358 | if (verbose>0)
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| 359 | {
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| 360 | try
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| 361 | {
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| 362 | const auto resw =
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| 363 | connection.query("SHOW WARNINGS").store();
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| 364 |
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| 365 | if (resw.num_rows()>0)
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| 366 | cout << "\n" << resw.num_rows() << " Warning(s) issued:\n\n";
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| 367 |
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| 368 | for (size_t i=0; i<resw.num_rows(); i++)
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| 369 | {
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| 370 | const mysqlpp::Row &roww = resw[i];
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| 371 |
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| 372 | cout << roww["Level"] << '[' << roww["Code"] << "]: ";
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| 373 | cout << roww["Message"] << '\n';
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| 374 | }
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| 375 | cout << endl;
|
|---|
| 376 |
|
|---|
| 377 | }
|
|---|
| 378 | catch (const exception &e)
|
|---|
| 379 | {
|
|---|
| 380 | cerr << "\nSHOW WARNINGS\n\n";
|
|---|
| 381 | cerr << "SQL query failed:\n" << e.what() << endl;
|
|---|
| 382 | return 6;
|
|---|
| 383 | }
|
|---|
| 384 | }
|
|---|
| 385 |
|
|---|
| 386 | if (profiling)
|
|---|
| 387 | {
|
|---|
| 388 | try
|
|---|
| 389 | {
|
|---|
| 390 | const auto N =
|
|---|
| 391 | connection.query("SHOW PROFILES").store().num_rows();
|
|---|
| 392 |
|
|---|
| 393 | const auto resp =
|
|---|
| 394 | connection.query("SHOW PROFILE ALL FOR QUERY "+to_string(verbose?N-1:N)).store();
|
|---|
| 395 |
|
|---|
| 396 | cout << '\n';
|
|---|
| 397 | cout << left;
|
|---|
| 398 | cout << setw(26) << "Status" << ' ';
|
|---|
| 399 | cout << right;
|
|---|
| 400 | cout << setw(11) << "Duration" << ' ';
|
|---|
| 401 | cout << setw(11) << "CPU User" << ' ';
|
|---|
| 402 | cout << setw(11) << "CPU System" << '\n';
|
|---|
| 403 | cout << "--------------------------------------------------------------\n";
|
|---|
| 404 | for (size_t i=0; i<resp.num_rows(); i++)
|
|---|
| 405 | {
|
|---|
| 406 | const mysqlpp::Row &rowp = resp[i];
|
|---|
| 407 |
|
|---|
| 408 | cout << left;
|
|---|
| 409 | cout << setw(26) << rowp["Status"] << ' ';
|
|---|
| 410 | cout << right;
|
|---|
| 411 | cout << setw(11) << rowp["Duration"] << ' ';
|
|---|
| 412 | cout << setw(11) << rowp["CPU_user"] << ' ';
|
|---|
| 413 | cout << setw(11) << rowp["CPU_system"] << '\n';
|
|---|
| 414 | }
|
|---|
| 415 | cout << "--------------------------------------------------------------\n";
|
|---|
| 416 | cout << endl;
|
|---|
| 417 | }
|
|---|
| 418 | catch (const exception &e)
|
|---|
| 419 | {
|
|---|
| 420 | cerr << "\nSHOW PROFILE ALL\n\n";
|
|---|
| 421 | cerr << "SQL query failed:\n" << e.what() << '\n' <<endl;
|
|---|
| 422 | return 11;
|
|---|
| 423 | }
|
|---|
| 424 | }
|
|---|
| 425 |
|
|---|
| 426 | if (print_connection)
|
|---|
| 427 | {
|
|---|
| 428 | try
|
|---|
| 429 | {
|
|---|
| 430 | // Exchange _send and _received as it is the view of the server
|
|---|
| 431 | const auto &res1 = connection.query("SHOW STATUS LIKE 'Bytes_%'").store();
|
|---|
| 432 | cout << left << setw(16) << res1[1]["Variable_name"] << ' ' << Tools::Scientific(res1[0]["Value"]) << endl;
|
|---|
| 433 | cout << left << setw(16) << res1[0]["Variable_name"] << ' ' << Tools::Scientific(res1[1]["Value"]) << endl;
|
|---|
| 434 | cout << endl;
|
|---|
| 435 | }
|
|---|
| 436 | catch (const exception &e)
|
|---|
| 437 | {
|
|---|
| 438 | cerr << "\nSHOW STATUS LIKE 'Bytes_%'\n\n";
|
|---|
| 439 | cerr << "SQL query failed:\n" << e.what() << endl;
|
|---|
| 440 | return 6;
|
|---|
| 441 | }
|
|---|
| 442 | }
|
|---|
| 443 |
|
|---|
| 444 | return 0;
|
|---|
| 445 |
|
|---|
| 446 | }
|
|---|
| 447 |
|
|---|
| 448 | int main(int argc, const char* argv[])
|
|---|
| 449 | {
|
|---|
| 450 | Time start;
|
|---|
| 451 |
|
|---|
| 452 | gROOT->SetBatch();
|
|---|
| 453 |
|
|---|
| 454 | Configuration conf(argv[0]);
|
|---|
| 455 | conf.SetPrintUsage(PrintUsage);
|
|---|
| 456 | SetupConfiguration(conf);
|
|---|
| 457 |
|
|---|
| 458 | if (!conf.DoParse(argc, argv))
|
|---|
| 459 | return 127;
|
|---|
| 460 |
|
|---|
| 461 | // ----------------------------- Evaluate options --------------------------
|
|---|
| 462 | const string uri = conf.Get<string>("uri");
|
|---|
| 463 | const string out = conf.Get<string>("out");
|
|---|
| 464 | const string file = conf.Get<string>("file");
|
|---|
| 465 | const string tree = conf.Get<string>("tree");
|
|---|
| 466 | const bool force = conf.Get<bool>("force");
|
|---|
| 467 | const bool ignorenull = conf.Get<bool>("ignore-null");
|
|---|
| 468 | const bool update = conf.Get<bool>("update");
|
|---|
| 469 | const bool display = conf.Get<bool>("display");
|
|---|
| 470 | const string write = conf.Get<string>("write");
|
|---|
| 471 | const bool noout = conf.Get<bool>("null");
|
|---|
| 472 | const bool nofill = conf.Get<bool>("no-fill");
|
|---|
| 473 | const bool explain = conf.Get<bool>("explain");
|
|---|
| 474 | const bool profiling = conf.Get<bool>("profiling");
|
|---|
| 475 | const uint16_t verbose = conf.Get<uint16_t>("verbose");
|
|---|
| 476 | const uint16_t compression = conf.Get<uint16_t>("compression");
|
|---|
| 477 | const string delimiter = conf.Get<string>("delimiter");
|
|---|
| 478 | const vector<string> _ignore = conf.Vec<string>("ignore");
|
|---|
| 479 | const bool print_connection = conf.Get<bool>("print-connection");
|
|---|
| 480 | //const vector<Map> mymap = conf.Vec<Map>("map");
|
|---|
| 481 |
|
|---|
| 482 | // -------------------------------------------------------------------------
|
|---|
| 483 |
|
|---|
| 484 | const auto vars = conf.GetWildcardOptions("var.*");
|
|---|
| 485 |
|
|---|
| 486 | vector<string> variables;
|
|---|
| 487 | for (const auto &var : vars)
|
|---|
| 488 | variables.emplace_back('@'+var.substr(4)+":="+Tools::Trim(conf.Get<string>(var)));
|
|---|
| 489 |
|
|---|
| 490 | // -------------------------------------------------------------------------
|
|---|
| 491 |
|
|---|
| 492 | if (verbose>0)
|
|---|
| 493 | cout << "\n------------------------ Rootify SQL -------------------------" << endl;
|
|---|
| 494 |
|
|---|
| 495 | string query = conf.Get<string>("query");
|
|---|
| 496 | if (query.empty())
|
|---|
| 497 | {
|
|---|
| 498 | if (verbose>0)
|
|---|
| 499 | cout << "Reading query from file '" << file << "'." << endl;
|
|---|
| 500 |
|
|---|
| 501 | ifstream fin(file);
|
|---|
| 502 | if (!fin)
|
|---|
| 503 | {
|
|---|
| 504 | cerr << "Could not open query in '" << file << "': " << strerror(errno) << endl;
|
|---|
| 505 | return 1;
|
|---|
| 506 | }
|
|---|
| 507 | getline(fin, query, (char)fin.eof());
|
|---|
| 508 | }
|
|---|
| 509 |
|
|---|
| 510 | if (query.empty())
|
|---|
| 511 | {
|
|---|
| 512 | cerr << "No query specified." << endl;
|
|---|
| 513 | return 2;
|
|---|
| 514 | }
|
|---|
| 515 |
|
|---|
| 516 | // -------------------------------------------------------------------------
|
|---|
| 517 |
|
|---|
| 518 | map<string, vector<string>> envs;
|
|---|
| 519 |
|
|---|
| 520 | for (const auto &env : conf.GetWildcardOptions("env.*"))
|
|---|
| 521 | envs[env.substr(4)] = conf.Vec<string>(env);
|
|---|
| 522 |
|
|---|
| 523 | for (const auto &env : conf.GetWildcardOptions("list.*"))
|
|---|
| 524 | {
|
|---|
| 525 | const string fname = conf.Get<string>(env);
|
|---|
| 526 | const string &ident = env.substr(5);
|
|---|
| 527 |
|
|---|
| 528 | ifstream fin(fname);
|
|---|
| 529 | if (!fin)
|
|---|
| 530 | {
|
|---|
| 531 | cerr << "Could not open environment in '" << fname << "' for ${" << ident << "}: " << strerror(errno) << endl;
|
|---|
| 532 | return 3;
|
|---|
| 533 | }
|
|---|
| 534 |
|
|---|
| 535 | for (string line; getline(fin, line); )
|
|---|
| 536 | {
|
|---|
| 537 | const auto &l = Tools::Trim(line);
|
|---|
| 538 | if (!l.empty() && l[0]!='#')
|
|---|
| 539 | envs[ident].push_back(line);
|
|---|
| 540 | }
|
|---|
| 541 |
|
|---|
| 542 | if (verbose>0)
|
|---|
| 543 | cout << "Found " << envs[ident].size() << " list element(s) for ${" << ident << "}" << endl;
|
|---|
| 544 | }
|
|---|
| 545 |
|
|---|
| 546 | for (const auto &env : envs)
|
|---|
| 547 | {
|
|---|
| 548 | regex rexpr("\\$(\\{"+env.first+"\\}|"+env.first+"\\b)");
|
|---|
| 549 | query = regex_replace(query, rexpr, boost::join(env.second, ", "));
|
|---|
| 550 | }
|
|---|
| 551 |
|
|---|
| 552 | // -------------------------- Check for file permssion ---------------------
|
|---|
| 553 | // Strictly speaking, checking for write permission and existance is not necessary,
|
|---|
| 554 | // but it is convenient that the user does not find out that it failed after
|
|---|
| 555 | // waiting long for the query result
|
|---|
| 556 | //
|
|---|
| 557 | // I am using root here instead of boost to be
|
|---|
| 558 | // consistent with the access pattern by TFile
|
|---|
| 559 | TString path(noout?"/dev/null":out.c_str());
|
|---|
| 560 | gSystem->ExpandPathName(path);
|
|---|
| 561 |
|
|---|
| 562 | if (!noout)
|
|---|
| 563 | {
|
|---|
| 564 | FileStat_t stat;
|
|---|
| 565 | const Int_t exist = !gSystem->GetPathInfo(path, stat);
|
|---|
| 566 | const Bool_t _write = !gSystem->AccessPathName(path, kWritePermission) && R_ISREG(stat.fMode);
|
|---|
| 567 |
|
|---|
| 568 | if ((update && !exist) || (update && exist && !_write) || (force && exist && !_write))
|
|---|
| 569 | {
|
|---|
| 570 | cerr << "File '" << path << "' is not writable." << endl;
|
|---|
| 571 | return 3;
|
|---|
| 572 | }
|
|---|
| 573 |
|
|---|
| 574 | if (!update && !force && exist)
|
|---|
| 575 | {
|
|---|
| 576 | cerr << "File '" << path << "' already exists." << endl;
|
|---|
| 577 | return 4;
|
|---|
| 578 | }
|
|---|
| 579 | }
|
|---|
| 580 |
|
|---|
| 581 | Time start2;
|
|---|
| 582 |
|
|---|
| 583 | // --------------------------- Connect to database -------------------------------------------------
|
|---|
| 584 |
|
|---|
| 585 | if (query.back()!='\n')
|
|---|
| 586 | query += '\n';
|
|---|
| 587 |
|
|---|
| 588 | if (verbose>0)
|
|---|
| 589 | cout << "Connecting to database..." << endl;
|
|---|
| 590 |
|
|---|
| 591 |
|
|---|
| 592 | Database connection(uri); // Keep alive while fetching rows
|
|---|
| 593 |
|
|---|
| 594 | if (verbose>0)
|
|---|
| 595 | {
|
|---|
| 596 | cout << "Client Version: " << connection.client_version() << '\n';
|
|---|
| 597 | cout << "Server Version: " << connection.server_version() << endl;
|
|---|
| 598 | }
|
|---|
| 599 |
|
|---|
| 600 | if (print_connection)
|
|---|
| 601 | {
|
|---|
| 602 | try
|
|---|
| 603 | {
|
|---|
| 604 | const auto &res1 = connection.query("SHOW STATUS LIKE 'Compression'").store();
|
|---|
| 605 | cout << "Compression of databse connection is " << string(res1[0][1]) << endl;
|
|---|
| 606 |
|
|---|
| 607 | const auto &res2 = connection.query("SHOW STATUS LIKE 'Ssl_cipher'").store();
|
|---|
| 608 | cout << "Connection to databases is " << (string(res2[0][1]).empty()?"UNENCRYPTED":"ENCRYPTED ("+string(res2[0][1])+")") << endl;
|
|---|
| 609 | }
|
|---|
| 610 | catch (const exception &e)
|
|---|
| 611 | {
|
|---|
| 612 | cerr << "\nSHOW STATUS LIKE 'Compression'\n\n";
|
|---|
| 613 | cerr << "SQL query failed:\n" << e.what() << endl;
|
|---|
| 614 | return 6;
|
|---|
| 615 | }
|
|---|
| 616 | }
|
|---|
| 617 |
|
|---|
| 618 | try
|
|---|
| 619 | {
|
|---|
| 620 | if (profiling)
|
|---|
| 621 | connection.query("SET PROFILING=1").execute();
|
|---|
| 622 | }
|
|---|
| 623 | catch (const exception &e)
|
|---|
| 624 | {
|
|---|
| 625 | cerr << "\nSET profiling=1\n\n";
|
|---|
| 626 | cerr << "SQL query failed:\n" << e.what() << endl;
|
|---|
| 627 | return 6;
|
|---|
| 628 | }
|
|---|
| 629 |
|
|---|
| 630 | // -------------------------- Set user defined variables -------------------
|
|---|
| 631 | if (variables.size()>0)
|
|---|
| 632 | {
|
|---|
| 633 | if (verbose>0)
|
|---|
| 634 | cout << "Setting user defined variables..." << endl;
|
|---|
| 635 |
|
|---|
| 636 | const string varset =
|
|---|
| 637 | "SET\n "+boost::algorithm::join(variables, ",\n ");
|
|---|
| 638 |
|
|---|
| 639 | try
|
|---|
| 640 | {
|
|---|
| 641 | connection.query(varset).execute();
|
|---|
| 642 | }
|
|---|
| 643 | catch (const exception &e)
|
|---|
| 644 | {
|
|---|
| 645 | cerr << '\n' << varset << "\n\n";
|
|---|
| 646 | cerr << "SQL query failed:\n" << e.what() << endl;
|
|---|
| 647 | return 7;
|
|---|
| 648 | }
|
|---|
| 649 |
|
|---|
| 650 | if (verbose>2)
|
|---|
| 651 | cout << '\n' << varset << '\n' << endl;
|
|---|
| 652 | }
|
|---|
| 653 |
|
|---|
| 654 | // ------------------------- Explain query if requested --------------------
|
|---|
| 655 |
|
|---|
| 656 | if (explain)
|
|---|
| 657 | {
|
|---|
| 658 | try
|
|---|
| 659 | {
|
|---|
| 660 | const auto res0 =
|
|---|
| 661 | connection.query("EXPLAIN FORMAT=JSON "+query).store();
|
|---|
| 662 |
|
|---|
| 663 | cout << res0[0][0] << endl;
|
|---|
| 664 | cout << endl;
|
|---|
| 665 |
|
|---|
| 666 | const mysqlpp::StoreQueryResult res1 =
|
|---|
| 667 | connection.query("EXPLAIN "+query).store();
|
|---|
| 668 |
|
|---|
| 669 | for (size_t i=0; i<res1.num_rows(); i++)
|
|---|
| 670 | {
|
|---|
| 671 | const mysqlpp::Row &row = res1[i];
|
|---|
| 672 |
|
|---|
| 673 | cout << "\nid : " << row["id"];
|
|---|
| 674 | cout << "\nselect type : " << row["select_type"];
|
|---|
| 675 |
|
|---|
| 676 | if (!row["table"].is_null())
|
|---|
| 677 | cout << "\ntable : " << row["table"];
|
|---|
| 678 |
|
|---|
| 679 | if (!row["partitions"].is_null())
|
|---|
| 680 | cout << "\npartitions : " << row["partitions"];
|
|---|
| 681 |
|
|---|
| 682 | if (!row["key"].is_null())
|
|---|
| 683 | cout << "\nselected key : " << row["key"] << " [len=" << row["key_len"] << "] out of (" << row["possible_keys"] << ")";
|
|---|
| 684 |
|
|---|
| 685 | if (!row["type"].is_null())
|
|---|
| 686 | cout << "\njoin type : " << row["type"];
|
|---|
| 687 |
|
|---|
| 688 | //if (!row["possible_keys"].is_null())
|
|---|
| 689 | // cout << "\npossible_keys: " << row["possible_keys"];
|
|---|
| 690 |
|
|---|
| 691 | //if (!row["key_len"].is_null())
|
|---|
| 692 | // cout << "\nkey_len : " << row["key_len"];
|
|---|
| 693 |
|
|---|
| 694 | if (!row["ref"].is_null())
|
|---|
| 695 | cout << "\nref : (" << row["ref"] << ") compared to the index";
|
|---|
| 696 |
|
|---|
| 697 | if (!row["rows"].is_null())
|
|---|
| 698 | cout << "\nrows : " << row["rows"];
|
|---|
| 699 |
|
|---|
| 700 | if (!row["filtered"].is_null())
|
|---|
| 701 | cout << "\nfiltered : " << row["filtered"];
|
|---|
| 702 |
|
|---|
| 703 | if (!row["extra"].is_null())
|
|---|
| 704 | cout << "\nExtra : " << row["extra"];
|
|---|
| 705 |
|
|---|
| 706 | cout << endl;
|
|---|
| 707 | }
|
|---|
| 708 |
|
|---|
| 709 | cout << endl;
|
|---|
| 710 |
|
|---|
| 711 | const mysqlpp::StoreQueryResult res2 =
|
|---|
| 712 | connection.query("SHOW WARNINGS").store();
|
|---|
| 713 |
|
|---|
| 714 | for (size_t i=0; i<res2.num_rows(); i++)
|
|---|
| 715 | {
|
|---|
| 716 | const mysqlpp::Row &row = res2[i];
|
|---|
| 717 |
|
|---|
| 718 | // 1003 //
|
|---|
| 719 | cout << row["Level"] << '[' << row["Code"] << "]:\n";
|
|---|
| 720 | if (uint32_t(row["Code"])==1003)
|
|---|
| 721 | format(row["Message"].c_str());
|
|---|
| 722 | else
|
|---|
| 723 | cout << row["Message"] << '\n' << endl;
|
|---|
| 724 |
|
|---|
| 725 | }
|
|---|
| 726 |
|
|---|
| 727 | }
|
|---|
| 728 | catch (const exception &e)
|
|---|
| 729 | {
|
|---|
| 730 | cerr << '\n' << query << "\n\n";
|
|---|
| 731 | cerr << "SQL query failed:\n" << e.what() << endl;
|
|---|
| 732 | return 8;
|
|---|
| 733 | }
|
|---|
| 734 |
|
|---|
| 735 | return 0;
|
|---|
| 736 | }
|
|---|
| 737 |
|
|---|
| 738 | // -------------------------- Request data from database -------------------
|
|---|
| 739 | if (verbose>0)
|
|---|
| 740 | cout << "Requesting data..." << endl;
|
|---|
| 741 |
|
|---|
| 742 | if (verbose>2)
|
|---|
| 743 | cout << '\n' << query << endl;
|
|---|
| 744 |
|
|---|
| 745 | const mysqlpp::UseQueryResult res =
|
|---|
| 746 | connection.query(query).use();
|
|---|
| 747 |
|
|---|
| 748 | // -------------------------------------------------------------------------
|
|---|
| 749 |
|
|---|
| 750 | if (verbose>0)
|
|---|
| 751 | {
|
|---|
| 752 | cout << "Opening file '" << path << "' [compression=" << compression << "]...\n";
|
|---|
| 753 | cout << "Writing data to tree '" << tree << "'" << endl;
|
|---|
| 754 | }
|
|---|
| 755 |
|
|---|
| 756 | // ----------------------------- Open output file --------------------------
|
|---|
| 757 | TFile tfile(path, update?"UPDATE":(force?"RECREATE":"CREATE"), "Rootify SQL", compression);
|
|---|
| 758 | if (tfile.IsZombie())
|
|---|
| 759 | return 9;
|
|---|
| 760 |
|
|---|
| 761 | // -------------------------------------------------------------------------
|
|---|
| 762 |
|
|---|
| 763 | // get the first row to get the field description
|
|---|
| 764 | mysqlpp::Row row = res.fetch_row();
|
|---|
| 765 | if (!row)
|
|---|
| 766 | {
|
|---|
| 767 | cerr << "Empty set returned... nothing to write." << endl;
|
|---|
| 768 | finish(connection, verbose, profiling, print_connection);
|
|---|
| 769 | return 10;
|
|---|
| 770 | }
|
|---|
| 771 |
|
|---|
| 772 | if (verbose>0)
|
|---|
| 773 | cout << "Trying to setup " << row.size() << " branches..." << endl;
|
|---|
| 774 |
|
|---|
| 775 | if (verbose>1)
|
|---|
| 776 | cout << endl;
|
|---|
| 777 |
|
|---|
| 778 | const mysqlpp::FieldNames &l = *row.field_list().list;
|
|---|
| 779 |
|
|---|
| 780 | vector<double> buf(l.size());
|
|---|
| 781 | vector<uint8_t> typ(l.size(),'n'); // n=number [double], d is used for DateTime
|
|---|
| 782 |
|
|---|
| 783 | UInt_t cols = 0;
|
|---|
| 784 |
|
|---|
| 785 |
|
|---|
| 786 | // -------------------- Configure branches of TTree ------------------------
|
|---|
| 787 | TTree *ttree = new TTree(tree.c_str(), query.c_str());
|
|---|
| 788 |
|
|---|
| 789 | size_t skipat = 0;
|
|---|
| 790 | size_t skipreg = 0;
|
|---|
| 791 | for (size_t i=0; i<l.size(); i++)
|
|---|
| 792 | {
|
|---|
| 793 | const string t = row[i].type().sql_name();
|
|---|
| 794 |
|
|---|
| 795 | if (t.find("DATETIME")!=string::npos)
|
|---|
| 796 | typ[i] = 'd';
|
|---|
| 797 | else
|
|---|
| 798 | if (t.find("DATE")!=string::npos)
|
|---|
| 799 | typ[i] = 'D';
|
|---|
| 800 | else
|
|---|
| 801 | if (t.find("TIME")!=string::npos)
|
|---|
| 802 | typ[i] = 'T';
|
|---|
| 803 | else
|
|---|
| 804 | if (t.find("VARCHAR")!=string::npos)
|
|---|
| 805 | typ[i] = 'V';
|
|---|
| 806 | else
|
|---|
| 807 | if (t.find("CHAR")!=string::npos)
|
|---|
| 808 | typ[i] = 'C';
|
|---|
| 809 |
|
|---|
| 810 | bool found = false;
|
|---|
| 811 | for (const auto &pattern: _ignore)
|
|---|
| 812 | {
|
|---|
| 813 | if (regex_match(l[i], regex(pattern)))
|
|---|
| 814 | {
|
|---|
| 815 | found = true;
|
|---|
| 816 | typ[i] = '-';
|
|---|
| 817 | skipreg++;
|
|---|
| 818 | break;
|
|---|
| 819 | }
|
|---|
| 820 | }
|
|---|
| 821 |
|
|---|
| 822 | if (l[i][0]=='@')
|
|---|
| 823 | {
|
|---|
| 824 | typ[i] = '@';
|
|---|
| 825 | skipat++;
|
|---|
| 826 | }
|
|---|
| 827 |
|
|---|
| 828 | const bool use = l[i][0]!='@' && typ[i]!='V' && typ[i]!='C' && !found;
|
|---|
| 829 |
|
|---|
| 830 | if (verbose>1)
|
|---|
| 831 | cout << (use?" + ":" - ") << l[i].c_str() << " [" << t << "] {" << typ[i] << "}\n";
|
|---|
| 832 |
|
|---|
| 833 | if (use)
|
|---|
| 834 | {
|
|---|
| 835 | // string name = l[i];
|
|---|
| 836 | // for (const auto &m: mymap)
|
|---|
| 837 | // name = boost::regex_replace(l[i], boost::regex(m.first), m.second);
|
|---|
| 838 |
|
|---|
| 839 | ttree->Branch(l[i].c_str(), buf.data()+i);
|
|---|
| 840 | cols++;
|
|---|
| 841 | }
|
|---|
| 842 | }
|
|---|
| 843 | // -------------------------------------------------------------------------
|
|---|
| 844 |
|
|---|
| 845 | if (verbose>1)
|
|---|
| 846 | cout << endl;
|
|---|
| 847 | if (verbose>0)
|
|---|
| 848 | {
|
|---|
| 849 | if (skipreg)
|
|---|
| 850 | cout << skipreg << " branches skipped due to ignore list." << endl;
|
|---|
| 851 | if (skipat)
|
|---|
| 852 | cout << skipat << " branches skipped due to name starting with @." << endl;
|
|---|
| 853 | cout << "Configured " << cols << " branches.\nFilling branches..." << endl;
|
|---|
| 854 | }
|
|---|
| 855 |
|
|---|
| 856 | ofstream fout(write);
|
|---|
| 857 | if (!write.empty() && !fout)
|
|---|
| 858 | cout << "WARNING: Writing to '" << write << "' failed: " << strerror(errno) << endl;
|
|---|
| 859 |
|
|---|
| 860 | if (display)
|
|---|
| 861 | {
|
|---|
| 862 | cout << endl;
|
|---|
| 863 | cout << "#";
|
|---|
| 864 | for (size_t i=0; i<l.size(); i++)
|
|---|
| 865 | cout << ' ' << l[i].c_str();
|
|---|
| 866 | cout << endl;
|
|---|
| 867 | }
|
|---|
| 868 |
|
|---|
| 869 | if (!write.empty())
|
|---|
| 870 | {
|
|---|
| 871 | fout << "#";
|
|---|
| 872 | for (size_t i=0; i<l.size(); i++)
|
|---|
| 873 | fout << ' ' << l[i].c_str();
|
|---|
| 874 | fout << endl;
|
|---|
| 875 | }
|
|---|
| 876 |
|
|---|
| 877 | // ---------------------- Fill TTree with DB data --------------------------
|
|---|
| 878 | size_t count = 0;
|
|---|
| 879 | size_t skip = 0;
|
|---|
| 880 | do
|
|---|
| 881 | {
|
|---|
| 882 | count++;
|
|---|
| 883 |
|
|---|
| 884 | ostringstream sout;
|
|---|
| 885 |
|
|---|
| 886 | size_t idx=0;
|
|---|
| 887 | for (auto col=row.begin(); col!=row.end(); col++, idx++)
|
|---|
| 888 | {
|
|---|
| 889 | if (display || !write.empty())
|
|---|
| 890 | {
|
|---|
| 891 | if (idx>0)
|
|---|
| 892 | sout << (delimiter.empty()?"\t":delimiter);
|
|---|
| 893 | sout << col->c_str();
|
|---|
| 894 | }
|
|---|
| 895 |
|
|---|
| 896 | if (!ignorenull && col->is_null())
|
|---|
| 897 | {
|
|---|
| 898 | skip++;
|
|---|
| 899 | break;
|
|---|
| 900 | }
|
|---|
| 901 |
|
|---|
| 902 | switch (typ[idx])
|
|---|
| 903 | {
|
|---|
| 904 | case 'd':
|
|---|
| 905 | buf[idx] = time_t((mysqlpp::DateTime)(*col));
|
|---|
| 906 | break;
|
|---|
| 907 |
|
|---|
| 908 | case 'D':
|
|---|
| 909 | buf[idx] = time_t((mysqlpp::Date)(*col));
|
|---|
| 910 | break;
|
|---|
| 911 |
|
|---|
| 912 | case 'T':
|
|---|
| 913 | buf[idx] = time_t((mysqlpp::Time)(*col));
|
|---|
| 914 | break;
|
|---|
| 915 |
|
|---|
| 916 | case 'V':
|
|---|
| 917 | case 'C':
|
|---|
| 918 | case '-':
|
|---|
| 919 | case '@':
|
|---|
| 920 | break;
|
|---|
| 921 |
|
|---|
| 922 | default:
|
|---|
| 923 | buf[idx] = atof(col->c_str());
|
|---|
| 924 | }
|
|---|
| 925 | }
|
|---|
| 926 |
|
|---|
| 927 | if (idx==row.size())
|
|---|
| 928 | {
|
|---|
| 929 | if (!nofill)
|
|---|
| 930 | ttree->Fill();
|
|---|
| 931 |
|
|---|
| 932 | if (display)
|
|---|
| 933 | cout << sout.str() << endl;
|
|---|
| 934 | if (!write.empty())
|
|---|
| 935 | fout << sout.str() << '\n';
|
|---|
| 936 | }
|
|---|
| 937 |
|
|---|
| 938 | row = res.fetch_row();
|
|---|
| 939 |
|
|---|
| 940 |
|
|---|
| 941 | } while (row);
|
|---|
| 942 |
|
|---|
| 943 | // -------------------------------------------------------------------------
|
|---|
| 944 |
|
|---|
| 945 | if (display)
|
|---|
| 946 | cout << '\n' << endl;
|
|---|
| 947 |
|
|---|
| 948 | if (verbose>0)
|
|---|
| 949 | {
|
|---|
| 950 | cout << count << " rows fetched." << endl;
|
|---|
| 951 | if (skip>0)
|
|---|
| 952 | cout << skip << " rows skipped due to NULL field." << endl;
|
|---|
| 953 |
|
|---|
| 954 | cout << ttree->GetEntries() << " rows filled into tree." << endl;
|
|---|
| 955 | }
|
|---|
| 956 |
|
|---|
| 957 | ttree->Write();
|
|---|
| 958 | tfile.Close();
|
|---|
| 959 |
|
|---|
| 960 | if (verbose>0)
|
|---|
| 961 | {
|
|---|
| 962 | const auto sec = Time().UnixTime()-start.UnixTime();
|
|---|
| 963 |
|
|---|
| 964 | cout << Tools::Scientific(tfile.GetSize()) << "B written to disk.\n";
|
|---|
| 965 | cout << "File closed.\n";
|
|---|
| 966 | cout << "Execution time: " << sec << "s ";
|
|---|
| 967 | cout << "(" << Tools::Fractional(sec/count) << "s/row)\n";
|
|---|
| 968 | cout << "--------------------------------------------------------------" << endl;
|
|---|
| 969 | }
|
|---|
| 970 |
|
|---|
| 971 | return finish(connection, verbose, profiling, print_connection);
|
|---|
| 972 | }
|
|---|
