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49bbdc22846d
util/sqlite3.lua

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util/sqlite3.lua @ 13752:49bbdc22846d 13.0

certmanager: Add more debug logging around cert indexing Currently it's not obvious which directories have been indexed (especially when the resulting index is empty), or why certain files have been skipped.
author Matthew Wild <mwild1@gmail.com>
date Mon, 24 Feb 2025 17:48:58 +0000
parent 13632:844e7bf7b48a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
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1
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2 local setmetatable, getmetatable = setmetatable, getmetatable;
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3 local ipairs, select = ipairs, select;
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4 local tostring = tostring;
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5 local assert, xpcall, debug_traceback = assert, xpcall, debug.traceback;
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6 local error = error
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7 local type = type
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8 local t_concat = table.concat;
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9 local array = require "prosody.util.array";
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10 local log = require "prosody.util.logger".init("sql");
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12 local lsqlite3 = require "lsqlite3";
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13 local build_url = require "socket.url".build;
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14
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15 -- from sqlite3.h, no copyright claimed
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16 local sqlite_errors = require"prosody.util.error".init("util.sqlite3", {
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17 -- FIXME xmpp error conditions?
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18 [1] = { code = 1; type = "modify"; condition = "ERROR"; text = "Generic error" };
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19 [2] = { code = 2; type = "cancel"; condition = "INTERNAL"; text = "Internal logic error in SQLite" };
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20 [3] = { code = 3; type = "auth"; condition = "PERM"; text = "Access permission denied" };
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21 [4] = { code = 4; type = "cancel"; condition = "ABORT"; text = "Callback routine requested an abort" };
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22 [5] = { code = 5; type = "wait"; condition = "BUSY"; text = "The database file is locked" };
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23 [6] = { code = 6; type = "wait"; condition = "LOCKED"; text = "A table in the database is locked" };
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24 [7] = { code = 7; type = "wait"; condition = "NOMEM"; text = "A malloc() failed" };
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25 [8] = { code = 8; type = "cancel"; condition = "READONLY"; text = "Attempt to write a readonly database" };
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26 [9] = { code = 9; type = "cancel"; condition = "INTERRUPT"; text = "Operation terminated by sqlite3_interrupt()" };
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27 [10] = { code = 10; type = "wait"; condition = "IOERR"; text = "Some kind of disk I/O error occurred" };
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28 [11] = { code = 11; type = "cancel"; condition = "CORRUPT"; text = "The database disk image is malformed" };
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29 [12] = { code = 12; type = "modify"; condition = "NOTFOUND"; text = "Unknown opcode in sqlite3_file_control()" };
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30 [13] = { code = 13; type = "wait"; condition = "FULL"; text = "Insertion failed because database is full" };
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31 [14] = { code = 14; type = "auth"; condition = "CANTOPEN"; text = "Unable to open the database file" };
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32 [15] = { code = 15; type = "cancel"; condition = "PROTOCOL"; text = "Database lock protocol error" };
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33 [16] = { code = 16; type = "continue"; condition = "EMPTY"; text = "Internal use only" };
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34 [17] = { code = 17; type = "modify"; condition = "SCHEMA"; text = "The database schema changed" };
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35 [18] = { code = 18; type = "modify"; condition = "TOOBIG"; text = "String or BLOB exceeds size limit" };
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36 [19] = { code = 19; type = "modify"; condition = "CONSTRAINT"; text = "Abort due to constraint violation" };
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37 [20] = { code = 20; type = "modify"; condition = "MISMATCH"; text = "Data type mismatch" };
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38 [21] = { code = 21; type = "modify"; condition = "MISUSE"; text = "Library used incorrectly" };
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39 [22] = { code = 22; type = "cancel"; condition = "NOLFS"; text = "Uses OS features not supported on host" };
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40 [23] = { code = 23; type = "auth"; condition = "AUTH"; text = "Authorization denied" };
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41 [24] = { code = 24; type = "modify"; condition = "FORMAT"; text = "Not used" };
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42 [25] = { code = 25; type = "modify"; condition = "RANGE"; text = "2nd parameter to sqlite3_bind out of range" };
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43 [26] = { code = 26; type = "cancel"; condition = "NOTADB"; text = "File opened that is not a database file" };
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44 [27] = { code = 27; type = "continue"; condition = "NOTICE"; text = "Notifications from sqlite3_log()" };
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45 [28] = { code = 28; type = "continue"; condition = "WARNING"; text = "Warnings from sqlite3_log()" };
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46 [100] = { code = 100; type = "continue"; condition = "ROW"; text = "sqlite3_step() has another row ready" };
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47 [101] = { code = 101; type = "continue"; condition = "DONE"; text = "sqlite3_step() has finished executing" };
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48 });
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49
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50 -- luacheck: ignore 411/assert
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51 local assert = function(cond, errno, err)
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52 return assert(sqlite_errors.coerce(cond, err or errno));
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53 end
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54 local _ENV = nil;
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55 -- luacheck: std none
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56
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57 local column_mt = {};
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58 local table_mt = {};
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59 local query_mt = {};
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60 --local op_mt = {};
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61 local index_mt = {};
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62
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63 local function is_column(x) return getmetatable(x)==column_mt; end
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64 local function is_index(x) return getmetatable(x)==index_mt; end
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65 local function is_table(x) return getmetatable(x)==table_mt; end
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66 local function is_query(x) return getmetatable(x)==query_mt; end
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67
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68 local function Column(definition)
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69 return setmetatable(definition, column_mt);
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70 end
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71 local function Table(definition)
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72 local c = {}
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73 for i,col in ipairs(definition) do
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74 if is_column(col) then
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75 c[i], c[col.name] = col, col;
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76 elseif is_index(col) then
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77 col.table = definition.name;
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78 end
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79 end
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80 return setmetatable({ __table__ = definition, c = c, name = definition.name }, table_mt);
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81 end
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82 local function Index(definition)
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83 return setmetatable(definition, index_mt);
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84 end
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85
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86 function table_mt:__tostring()
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87 local s = { 'name="'..self.__table__.name..'"' }
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88 for _, col in ipairs(self.__table__) do
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89 s[#s+1] = tostring(col);
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90 end
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91 return 'Table{ '..t_concat(s, ", ")..' }'
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92 end
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93 table_mt.__index = {};
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94 function table_mt.__index:create(engine)
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95 return engine:_create_table(self);
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96 end
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97 function column_mt:__tostring()
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98 return 'Column{ name="'..self.name..'", type="'..self.type..'" }'
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99 end
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100 function index_mt:__tostring()
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101 local s = 'Index{ name="'..self.name..'"';
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102 for i=1,#self do s = s..', "'..self[i]:gsub("[\\\"]", "\\%1")..'"'; end
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103 return s..' }';
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104 -- return 'Index{ name="'..self.name..'", type="'..self.type..'" }'
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105 end
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106
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107 local engine = {};
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108 function engine:connect()
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109 if self.conn then return true; end
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110
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111 local params = self.params;
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112 assert(params.driver == "SQLite3", "Only sqlite3 is supported");
12847
d6cdde74cd9b util.sqlite3: Create util.error registry from headers
Kim Alvefur <zash@zash.se>
parents: 12845
diff changeset
113 local dbh, err = sqlite_errors.coerce(lsqlite3.open(params.database));
d6cdde74cd9b util.sqlite3: Create util.error registry from headers
Kim Alvefur <zash@zash.se>
parents: 12845
diff changeset
114 if not dbh then return nil, err; end
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
115 self.conn = dbh;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
116 self.prepared = {};
13632
844e7bf7b48a util.sql: SQLCipher support
Kim Alvefur <zash@zash.se>
parents: 13239
diff changeset
117 if params.password then
844e7bf7b48a util.sql: SQLCipher support
Kim Alvefur <zash@zash.se>
parents: 13239
diff changeset
118 local ok, err = self:execute(("PRAGMA key='%s'"):format((params.password:gsub("'", "''"))));
844e7bf7b48a util.sql: SQLCipher support
Kim Alvefur <zash@zash.se>
parents: 13239
diff changeset
119 if not ok then
844e7bf7b48a util.sql: SQLCipher support
Kim Alvefur <zash@zash.se>
parents: 13239
diff changeset
120 return ok, err;
844e7bf7b48a util.sql: SQLCipher support
Kim Alvefur <zash@zash.se>
parents: 13239
diff changeset
121 end
844e7bf7b48a util.sql: SQLCipher support
Kim Alvefur <zash@zash.se>
parents: 13239
diff changeset
122 end
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
123 local ok, err = self:set_encoding();
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
124 if not ok then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
125 return ok, err;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
126 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
127 local ok, err = self:onconnect();
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
128 if ok == false then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
129 return ok, err;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
130 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
131 return true;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
132 end
13239
f2578a69ccf4 util.sqlite3: Clean up unused variables
Kim Alvefur <zash@zash.se>
parents: 13147
diff changeset
133 function engine:onconnect() -- luacheck: ignore 212/self
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
134 -- Override from create_engine()
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
135 end
12872
a20923f7d5fd mod_storage_sql: Record connection to database as module status
Kim Alvefur <zash@zash.se>
parents: 12848
diff changeset
136 function engine:ondisconnect() -- luacheck: ignore 212/self
a20923f7d5fd mod_storage_sql: Record connection to database as module status
Kim Alvefur <zash@zash.se>
parents: 12848
diff changeset
137 -- Override from create_engine()
a20923f7d5fd mod_storage_sql: Record connection to database as module status
Kim Alvefur <zash@zash.se>
parents: 12848
diff changeset
138 end
13147
e560f7c691ce util.sqlite3: Don't cache prepared statements for one-off queries
Kim Alvefur <zash@zash.se>
parents: 13146
diff changeset
139
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
140 function engine:execute(sql, ...)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
141 local success, err = self:connect();
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
142 if not success then return success, err; end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
143
12848
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
144 if select('#', ...) == 0 then
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
145 local ret = self.conn:exec(sql);
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
146 if ret ~= lsqlite3.OK then
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
147 local err = sqlite_errors.new(err);
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
148 err.text = self.conn:errmsg();
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
149 return err;
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
150 end
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
151 return true;
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
152 end
ccb030d988ac util.sqlite3: Skip prepared statements when no parameters are given
Kim Alvefur <zash@zash.se>
parents: 12847
diff changeset
153
13147
e560f7c691ce util.sqlite3: Don't cache prepared statements for one-off queries
Kim Alvefur <zash@zash.se>
parents: 13146
diff changeset
154 local stmt, err = self.conn:prepare(sql);
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
155 if not stmt then
13147
e560f7c691ce util.sqlite3: Don't cache prepared statements for one-off queries
Kim Alvefur <zash@zash.se>
parents: 13146
diff changeset
156 err = sqlite_errors.new(err);
e560f7c691ce util.sqlite3: Don't cache prepared statements for one-off queries
Kim Alvefur <zash@zash.se>
parents: 13146
diff changeset
157 err.text = self.conn:errmsg();
e560f7c691ce util.sqlite3: Don't cache prepared statements for one-off queries
Kim Alvefur <zash@zash.se>
parents: 13146
diff changeset
158 return stmt, err;
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
159 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
160
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
161 local ret = stmt:bind_values(...);
13147
e560f7c691ce util.sqlite3: Don't cache prepared statements for one-off queries
Kim Alvefur <zash@zash.se>
parents: 13146
diff changeset
162 if ret ~= lsqlite3.OK then
e560f7c691ce util.sqlite3: Don't cache prepared statements for one-off queries
Kim Alvefur <zash@zash.se>
parents: 13146
diff changeset
163 return nil, sqlite_errors.new(ret, { message = self.conn:errmsg() });
e560f7c691ce util.sqlite3: Don't cache prepared statements for one-off queries
Kim Alvefur <zash@zash.se>
parents: 13146
diff changeset
164 end
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
165 return stmt;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
166 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
167
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
168 local function iterator(table)
13145
af251471d5ae util.sqlite3: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12975
diff changeset
169 local i = 0;
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
170 return function()
13145
af251471d5ae util.sqlite3: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12975
diff changeset
171 i = i + 1;
af251471d5ae util.sqlite3: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12975
diff changeset
172 local item = table[i];
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
173 if item ~= nil then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
174 return item;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
175 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
176 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
177 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
178
13146
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
179 local result_mt = {
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
180 __len = function(self)
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
181 return self.__rowcount;
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
182 end;
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
183 __index = {
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
184 affected = function(self)
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
185 return self.__affected;
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
186 end;
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
187 rowcount = function(self)
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
188 return self.__rowcount;
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
189 end;
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
190 };
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
191 __call = function(self)
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
192 return iterator(self.__data);
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
193 end;
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
194 };
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
195
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
196 local function debugquery(where, sql, ...)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
197 local i = 0; local a = {...}
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
198 sql = sql:gsub("\n?\t+", " ");
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
199 log("debug", "[%s] %s", where, (sql:gsub("%?", function ()
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
200 i = i + 1;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
201 local v = a[i];
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
202 if type(v) == "string" then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
203 v = ("'%s'"):format(v:gsub("'", "''"));
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
204 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
205 return tostring(v);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
206 end)));
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
207 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
208
13146
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
209 function engine:execute_update(sql, ...)
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
210 local prepared = self.prepared;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
211 local stmt = prepared[sql];
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
212 if stmt and stmt:isopen() then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
213 prepared[sql] = nil; -- Can't be used concurrently
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
214 else
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
215 stmt = assert(self.conn:prepare(sql));
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
216 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
217 local ret = stmt:bind_values(...);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
218 if ret ~= lsqlite3.OK then error(self.conn:errmsg()); end
13146
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
219 local data = array();
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
220 for row in stmt:rows() do
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
221 data:push(array(row));
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
222 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
223 -- FIXME Error handling, BUSY, ERROR, MISUSE
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
224 if stmt:reset() == lsqlite3.OK then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
225 prepared[sql] = stmt;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
226 end
13146
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
227 local affected = self.conn:changes();
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
228 return setmetatable({ __affected = affected; __rowcount = #data; __data = data }, result_mt);
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
229 end
13146
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
230
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
231 function engine:execute_query(sql, ...)
771eb453e03a util.sqlite3: Deduplicate query methods
Kim Alvefur <zash@zash.se>
parents: 13145
diff changeset
232 return self:execute_update(sql, ...)()
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
233 end
13145
af251471d5ae util.sqlite3: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12975
diff changeset
234
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
235 engine.insert = engine.execute_update;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
236 engine.select = engine.execute_query;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
237 engine.delete = engine.execute_update;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
238 engine.update = engine.execute_update;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
239 local function debugwrap(name, f)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
240 return function (self, sql, ...)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
241 debugquery(name, sql, ...)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
242 return f(self, sql, ...)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
243 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
244 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
245 function engine:debug(enable)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
246 self._debug = enable;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
247 if enable then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
248 engine.insert = debugwrap("insert", engine.execute_update);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
249 engine.select = debugwrap("select", engine.execute_query);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
250 engine.delete = debugwrap("delete", engine.execute_update);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
251 engine.update = debugwrap("update", engine.execute_update);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
252 else
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
253 engine.insert = engine.execute_update;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
254 engine.select = engine.execute_query;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
255 engine.delete = engine.execute_update;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
256 engine.update = engine.execute_update;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
257 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
258 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
259 function engine:_(word)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
260 local ret = self.conn:exec(word);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
261 if ret ~= lsqlite3.OK then return nil, self.conn:errmsg(); end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
262 return true;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
263 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
264 function engine:_transaction(func, ...)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
265 if not self.conn then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
266 local a,b = self:connect();
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
267 if not a then return a,b; end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
268 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
269 --assert(not self.__transaction, "Recursive transactions not allowed");
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
270 local ok, err = self:_"BEGIN";
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
271 if not ok then return ok, err; end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
272 self.__transaction = true;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
273 local success, a, b, c = xpcall(func, debug_traceback, ...);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
274 self.__transaction = nil;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
275 if success then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
276 log("debug", "SQL transaction success [%s]", tostring(func));
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
277 local ok, err = self:_"COMMIT";
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
278 if not ok then return ok, err; end -- commit failed
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
279 return success, a, b, c;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
280 else
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
281 log("debug", "SQL transaction failure [%s]: %s", tostring(func), a);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
282 if self.conn then self:_"ROLLBACK"; end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
283 return success, a;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
284 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
285 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
286 function engine:transaction(...)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
287 local ok, ret = self:_transaction(...);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
288 if not ok then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
289 local conn = self.conn;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
290 if not conn or not conn:isopen() then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
291 self.conn = nil;
12872
a20923f7d5fd mod_storage_sql: Record connection to database as module status
Kim Alvefur <zash@zash.se>
parents: 12848
diff changeset
292 self:ondisconnect();
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
293 ok, ret = self:_transaction(...);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
294 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
295 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
296 return ok, ret;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
297 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
298 function engine:_create_index(index)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
299 local sql = "CREATE INDEX IF NOT EXISTS \""..index.name.."\" ON \""..index.table.."\" (";
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
300 for i=1,#index do
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
301 sql = sql.."\""..index[i].."\"";
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
302 if i ~= #index then sql = sql..", "; end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
303 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
304 sql = sql..");"
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
305 if index.unique then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
306 sql = sql:gsub("^CREATE", "CREATE UNIQUE");
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
307 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
308 if self._debug then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
309 debugquery("create", sql);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
310 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
311 return self:execute(sql);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
312 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
313 function engine:_create_table(table)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
314 local sql = "CREATE TABLE IF NOT EXISTS \""..table.name.."\" (";
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
315 for i,col in ipairs(table.c) do
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
316 local col_type = col.type;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
317 sql = sql.."\""..col.name.."\" "..col_type;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
318 if col.nullable == false then sql = sql.." NOT NULL"; end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
319 if col.primary_key == true then sql = sql.." PRIMARY KEY"; end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
320 if col.auto_increment == true then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
321 sql = sql.." AUTOINCREMENT";
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
322 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
323 if i ~= #table.c then sql = sql..", "; end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
324 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
325 sql = sql.. ");"
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
326 if self._debug then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
327 debugquery("create", sql);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
328 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
329 local success,err = self:execute(sql);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
330 if not success then return success,err; end
13239
f2578a69ccf4 util.sqlite3: Clean up unused variables
Kim Alvefur <zash@zash.se>
parents: 13147
diff changeset
331 for _, v in ipairs(table.__table__) do
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
332 if is_index(v) then
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
333 self:_create_index(v);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
334 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
335 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
336 return success;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
337 end
13145
af251471d5ae util.sqlite3: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12975
diff changeset
338
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
339 function engine:set_encoding() -- to UTF-8
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
340 return self:transaction(function()
13145
af251471d5ae util.sqlite3: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12975
diff changeset
341 for encoding in self:select "PRAGMA encoding;" do
af251471d5ae util.sqlite3: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12975
diff changeset
342 if encoding[1] == "UTF-8" then
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
343 self.charset = "utf8";
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
344 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
345 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
346 end);
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
347 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
348 local engine_mt = { __index = engine };
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
349
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
350 local function db2uri(params)
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
351 return build_url{
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
352 scheme = params.driver,
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
353 user = params.username,
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
354 password = params.password,
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
355 host = params.host,
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
356 port = params.port,
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
357 path = params.database,
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
358 };
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
359 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
360
12872
a20923f7d5fd mod_storage_sql: Record connection to database as module status
Kim Alvefur <zash@zash.se>
parents: 12848
diff changeset
361 local function create_engine(_, params, onconnect, ondisconnect)
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
362 assert(params.driver == "SQLite3", "Only SQLite3 is supported without LuaDBI");
12872
a20923f7d5fd mod_storage_sql: Record connection to database as module status
Kim Alvefur <zash@zash.se>
parents: 12848
diff changeset
363 return setmetatable({ url = db2uri(params); params = params; onconnect = onconnect; ondisconnect = ondisconnect }, engine_mt);
12845
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
364 end
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
365
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
366 return {
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
367 is_column = is_column;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
diff changeset
368 is_index = is_index;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
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parents:
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369 is_table = is_table;
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parents:
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370 is_query = is_query;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
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371 Column = Column;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
Kim Alvefur <zash@zash.se>
parents:
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372 Table = Table;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
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373 Index = Index;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
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374 create_engine = create_engine;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
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375 db2uri = db2uri;
f306336b7e99 util.sqlite3: SQLite3-only variant of util.sql using LuaSQLite3
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parents:
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376 };