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64 lines
2.0 KiB
Go
64 lines
2.0 KiB
Go
// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package clickhouse
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import (
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"database/sql"
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"fmt"
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"net/url"
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"github.com/gogf/gf/v2/database/gdb"
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"github.com/gogf/gf/v2/errors/gcode"
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"github.com/gogf/gf/v2/errors/gerror"
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"github.com/gogf/gf/v2/text/gregex"
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)
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// Open creates and returns an underlying sql.DB object for clickhouse.
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func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
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source := config.Link
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// clickhouse://username:password@host1:9000,host2:9000/database?dial_timeout=200ms&max_execution_time=60
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if config.Link != "" {
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// ============================================================================
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// Deprecated from v2.2.0.
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// ============================================================================
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// Custom changing the schema in runtime.
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if config.Name != "" {
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source, _ = gregex.ReplaceString(replaceSchemaPattern, "@$1/"+config.Name, config.Link)
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} else {
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// If no schema, the link is matched for replacement
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dbName, _ := gregex.MatchString(replaceSchemaPattern, config.Link)
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if len(dbName) > 0 {
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config.Name = dbName[len(dbName)-1]
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}
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}
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} else {
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if config.Pass != "" {
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source = fmt.Sprintf(
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"clickhouse://%s:%s@%s:%s/%s?debug=%t",
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config.User, url.PathEscape(config.Pass),
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config.Host, config.Port, config.Name, config.Debug,
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)
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} else {
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source = fmt.Sprintf(
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"clickhouse://%s@%s:%s/%s?debug=%t",
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config.User, config.Host, config.Port, config.Name, config.Debug,
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)
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}
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if config.Extra != "" {
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source = fmt.Sprintf("%s&%s", source, config.Extra)
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}
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}
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if db, err = sql.Open(driverName, source); err != nil {
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err = gerror.WrapCodef(
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gcode.CodeDbOperationError, err,
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`sql.Open failed for driver "%s" by source "%s"`, driverName, source,
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)
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return nil, err
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}
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return
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}
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