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40 lines
1.1 KiB
40 lines
1.1 KiB
package sql |
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import ( |
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"go-common/library/log" |
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"go-common/library/net/netutil/breaker" |
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"go-common/library/stat" |
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"go-common/library/time" |
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// database driver |
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_ "github.com/go-sql-driver/mysql" |
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) |
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var stats = stat.DB |
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// Config mysql config. |
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type Config struct { |
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Addr string // for trace |
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DSN string // write data source name. |
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ReadDSN []string // read data source name. |
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Active int // pool |
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Idle int // pool |
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IdleTimeout time.Duration // connect max life time. |
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QueryTimeout time.Duration // query sql timeout |
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ExecTimeout time.Duration // execute sql timeout |
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TranTimeout time.Duration // transaction sql timeout |
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Breaker *breaker.Config // breaker |
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} |
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// NewMySQL new db and retry connection when has error. |
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func NewMySQL(c *Config) (db *DB) { |
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if c.QueryTimeout == 0 || c.ExecTimeout == 0 || c.TranTimeout == 0 { |
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panic("mysql must be set query/execute/transction timeout") |
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} |
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db, err := Open(c) |
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if err != nil { |
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log.Error("open mysql error(%v)", err) |
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panic(err) |
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} |
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return |
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}
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