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| -module(esqlite3Tool).
| -compile(export_all).
|
| -include("esqltool.hrl").
|
| createSqlCacheTable() ->
| {ok, DB} = esqlite3:open(database_name:getCacheDatabaseName()),
| %% ok = esqlite3:exec("CREATE TABLE IF NOT EXISTS SqlCache(
| %% uuid TEXT PRIMARY KEY,
| %% func TEXT DEFAULT NULL,
| %% sql TEXT DEFAULT NULL,
| %% create_time TEXT,
| %% create_by TEXT
| %% );", DB),
| esqlite3:close(DB).
|
| open(DBPath) ->
| TmpDBKey = ?ESQLDBKEY,
| BerPid = mochiglobal:get(TmpDBKey),
| case BerPid of
| undefined ->
| ok;
| _ ->
| mochiglobal:delete(TmpDBKey)
| end,
| %%如果传入值为空则按照默认名称打开数据库
| case DBPath of
| "" ->
| OpenDbRet = esqlite3:open(database_name:getSyncDatabaseName());
| %% mochiglobal:put(TmpDBKey, database_name:getSyncDatabaseName());
| _ ->
| StrDBPath = syncTool:change2Str(DBPath),
| OpenDbRet = esqlite3:open(StrDBPath),
| mochiglobal:put(TmpDBKey, StrDBPath)
| end,
| case OpenDbRet of
| {ok, DB} ->
| io:format("DB is ~p ~n", [DB]),
| esqlite3:close(DB);
| {error, ERROR} ->
| io:format("ERROR is ~p ~n", [ERROR])
| end,
| ok.
|
| -spec close() -> atom().
| close() ->
| DelRet = mochiglobal:delete(?ESQLDBKEY),
| case DelRet of
| ture ->
| io:format("key ~p is deleted ~n", [?ESQLDBKEY]),
| Ret = {ok};
| false ->
| io:format("key ~p is not exist ~n", [?ESQLDBKEY])
| end,
| ok.
|
|
| getAllTableNum() ->
| Conn = getESqlDBRef(),
| case Conn of
| {ok, Db} ->
| {ok, Stmt} = esqlite3:prepare("select count(*) from sqlite_master where type='table' and name = 'sys_o_tables'", Db),
| {'count(*)'} = esqlite3:column_names(Stmt),
| {row, {RecSize}} = esqlite3:step(Stmt),
| esqlite3:close(Db);
| {error, false} ->
| io:format("Conn is ~p ~n", [Conn]),
| RecSize = -1;
| _ ->
| io:format("Conn is ~p ~n", [Conn]),
| RecSize = -2
| end,
| RecSize.
|
| %%initDbTables() ->
| %%%% try
| %% Conn = getESqlDBRef(),
| %% case Conn of
| %% {ok, Db} ->
| %%%% select count(*) from sqlite_master where type='table' and name = 'sys_o_tables';
| %% {ok, Stmt} = esqlite3:prepare("select count(*) from sqlite_master where type='table' and name = 'sys_o_tables'", Db),
| %% {'count(*)'} = esqlite3:column_names(Stmt),
| %% {row, {RecSize}} = esqlite3:step(Stmt),
| %% esqlite3:close(Db),
| %% if
| %% RecSize > 0 ->
| %% io:format("RecSize is ~p ~n", [RecSize]),
| %% RetTmp = {ok, ok};
| %% true ->
| %% io:format("RecSize is ~p ~n", [RecSize]),
| %% RetTmp = initDb()
| %% end;
| %% {error, false} ->
| %% io:format("Conn is ~p ~n", [Conn]),
| %% RetTmp = {error, false};
| %% _ ->
| %% io:format("Conn is ~p ~n", [Conn]),
| %% RetTmp = {error, false}
| %% end,
| %%%% catch
| %%%% Ex:Type ->
| %%%% {Ex, Type, erlang:get_stacktrace()},
| %%%% Ret = {error, ex},
| %%%% io:format("Ex is ~p,~p ~n", [Ex, Type])
| %%%% after
| %%%% Ret = {error, ex}
| %%%% end,
| %% RetTmp.
|
| createDeviceInfoAndClusterInfoTables() ->
| %% try
| Conn = getESqlDBRef(),
| case Conn of
| {ok, Db} ->
| %% ok = esqlite3:exec("begin;", Db),
| %% sys db table cte sql ok
| %% cluster_info table cte sql ok
| %% ok = esqlite3:exec("CREATE TABLE IF NOT EXISTS 'main'.'sys_o_tables'(
| %% uuid text PRIMARY KEY,
| %% ClusterId text,
| %% tableName text,
| %% tableDesc text,
| %% tableType text,
| %% bwType text,
| %% startTime text,
| %% endTime text,
| %% create_time text default (datetime('now', 'localtime')),
| %% update_time text,
| %% create_by text,
| %% del_flag text
| %% );", Db),
| %% ok = esqlite3:exec("CREATE TABLE IF NOT EXISTS 'main'.'device_info'(
| %% uuid text PRIMARY KEY,
| %% node_id text,
| %% father_node text,
| %% device_id text,
| %% cluster_id text,
| %% create_time text default (datetime('now', 'localtime')),
| %% update_time text,
| %% create_by text,
| %% del_flag text default 0
| %% );", Db),
| %% ok = esqlite3:exec("CREATE TABLE IF NOT EXISTS 'main'.'cluster_info'(
| %% cluster_id text PRIMARY KEY,
| %% cluster_name text,
| %% create_time text default (datetime('now', 'localtime')),
| %% update_time text,
| %% create_by text,
| %% del_flag text default 0
| %% );", Db),
| %% ok = esqlite3:exec("CREATE TABLE IF NOT EXISTS cache (
| %% id TEXT,
| %% sql TEXT,
| %% createBy TEXT,
| %% createTime TEXT,
| %% PRIMARY KEY(id)
| %% );", Db),
| %% ok = esqlite3:exec("commit;", Db),
| esqlite3:close(Db),
| RetTmp = {ok, true};
| {error, false} ->
| io:format("Conn is ~p ~n", [Conn]),
| RetTmp = {error, false};
| _ ->
| io:format("Conn is ~p ~n", [Conn]),
| RetTmp = {error, false}
| end,
| Ret = RetTmp,
| %% catch
| %% Ex:Type ->
| %% {Ex, Type, erlang:get_stacktrace()},
| %% Ret = {error, ex},
| %% io:format("Ex is ~p,~p ~n", [Ex, Type])
| %% end,
| Ret.
|
| %% 本机执行其他节点获取的sql脚本
| getDbSql(Binary) ->
| %% application:load("/data/data/com.termux/files/usr/lib/"),
| Timestamp = syncTool:getTimestamp(),
| BackFile = ["/sdcard/","getDbSql", Timestamp, ".sql"],
| file:write_file(BackFile, Binary),
| SyncDBName = string:sub_word(syncTool:change2Str(node()), 1, $@),
| %% DBName = SyncDBName ++ ".db",
| DBName = database_name:getSyncDatabaseName(),
| CMD = ["cd ",database_name:getSqlBackDir()," && /data/data/com.termux/files/usr/bin/sqlite3 ", DBName, " < ", BackFile],
| Ls = os:cmd(CMD),
| case BackFile of
| "" ->
| ok;
| _ ->
| %% CMD2 = ["rm -f ", BackFile],
| %% os:cmd(CMD2)
| ok
| end,
| Ls.
|
| readAttachment(AttachmentFileName) ->
| {ok, Binary} = file:read_file(AttachmentFileName),
| Binary.
|
| %%//esqlite3Tool:readDbSql().
| %% 读取本地生成syncDb备份的sql脚本文件
| readDbSql() ->
| %% application:load("/data/data/com.termux/files/usr/lib/"),
| Timestamp = syncTool:getTimestamp(),
| BackFile = ["/sdcard/","readDbSql", Timestamp, ".sql"],
| %% io:format("~p ~n", [BackFile]),
| SyncDBName = string:sub_word(syncTool:change2Str(node()), 1, $@),
| %% DBName = SyncDBName ++ ".db",
| DBName = database_name:getSyncDatabaseName(),
| CMD = ["cd ",database_name:getSqlBackDir()," && /data/data/com.termux/files/usr/bin/sqlite3 ", DBName, " .dump | grep '^INSERT INTO cluster_info'>", BackFile],
| os:cmd(CMD),
| CMD1 = ["cd ",database_name:getSqlBackDir()," && /data/data/com.termux/files/usr/bin/sqlite3 ", DBName, " .dump | grep '^INSERT INTO device_info'>>", BackFile],
| %%ok = file:write("/sdcard/readDBSql1",list_to_binary("aaa1")),
| os:cmd(CMD1),
| %%ok = file:write("/sdcard/readDBSql",LsOut),
| {ok, Binary} = file:read_file(BackFile),
| case BackFile of
| "" ->
| ok;
| _ ->
| %% CMD2 = ["rm -f ", BackFile],
| %% os:cmd(CMD2)
| ok
| end,
| Binary.
|
| testReadDbSql() ->
| Bin = readDbSql(),
| Ls = getDbSql(Bin),
| Ls.
|
|
