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ProductLine: KubeDB Release: v2024.1.26-rc.0 Release-tracker: kubedb/CHANGELOG#82 Signed-off-by: 1gtm <[email protected]>
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/* | ||
Copyright AppsCode Inc. and Contributors | ||
Licensed under the Apache License, Version 2.0 (the "License"); | ||
you may not use this file except in compliance with the License. | ||
You may obtain a copy of the License at | ||
http://www.apache.org/licenses/LICENSE-2.0 | ||
Unless required by applicable law or agreed to in writing, software | ||
distributed under the License is distributed on an "AS IS" BASIS, | ||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
See the License for the specific language governing permissions and | ||
limitations under the License. | ||
*/ | ||
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package v1alpha1 | ||
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import ( | ||
"net" | ||
"net/url" | ||
"strings" | ||
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"github.com/go-sql-driver/mysql" | ||
) | ||
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/* | ||
MySQL Go driver (https://github.com/go-sql-driver/mysql) uses a custom connection string (DSN) format. | ||
[username[:password]@][protocol[(address)]]/dbname[?param1=value1&...¶mN=valueN] | ||
*/ | ||
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func (a AppBinding) MySQLDSN() (string, error) { | ||
dsn, err := a.URL() | ||
if err != nil { | ||
return "", err | ||
} | ||
return CanonicalMySQLDSN(dsn) | ||
} | ||
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// CanonicalMySQLDSN will convert a regular URL into MySQL DSN format | ||
func CanonicalMySQLDSN(dsn string) (string, error) { | ||
_, err := mysql.ParseDSN(dsn) | ||
if err == nil { | ||
return dsn, nil | ||
} | ||
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u, err := url.Parse(dsn) | ||
if err != nil { | ||
return "", err | ||
} | ||
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rebuild := mysql.NewConfig() | ||
rebuild.Net = u.Scheme | ||
rebuild.Addr = u.Host | ||
rebuild.DBName = strings.TrimPrefix(u.Path, "/") | ||
if u.User != nil { | ||
rebuild.User = u.User.Username() | ||
if pass, found := u.User.Password(); found { | ||
rebuild.Passwd = pass | ||
} | ||
} | ||
rebuild.Params = map[string]string{} | ||
for k, v := range u.Query() { | ||
rebuild.Params[k] = v[0] | ||
} | ||
return rebuild.FormatDSN(), nil | ||
} | ||
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func ParseMySQLHost(dsn string) (string, error) { | ||
cfg, err := mysql.ParseDSN(dsn) | ||
if err != nil { | ||
return "", err | ||
} | ||
return cfg.Addr, err | ||
} | ||
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func ParseMySQLHostname(dsn string) (string, error) { | ||
cfg, err := mysql.ParseDSN(dsn) | ||
if err != nil { | ||
return "", err | ||
} | ||
host, _, err := net.SplitHostPort(cfg.Addr) | ||
return host, err | ||
} | ||
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func ParseMySQLPort(dsn string) (string, error) { | ||
cfg, err := mysql.ParseDSN(dsn) | ||
if err != nil { | ||
return "", err | ||
} | ||
_, port, err := net.SplitHostPort(cfg.Addr) | ||
return port, err | ||
} |