113 lines
2.3 KiB
Go
113 lines
2.3 KiB
Go
package sql
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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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"strconv"
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"github.com/coreos/dex/storage"
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)
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// SQLite3 options for creating an SQL db.
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type SQLite3 struct {
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// File to
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File string `yaml:"file"`
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}
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// Open creates a new storage implementation backed by SQLite3
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func (s *SQLite3) Open() (storage.Storage, error) {
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return s.open()
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}
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func (s *SQLite3) open() (*conn, error) {
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db, err := sql.Open("sqlite3", s.File)
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if err != nil {
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return nil, err
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}
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if s.File == ":memory:" {
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// sqlite3 uses file locks to coordinate concurrent access. In memory
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// doesn't support this, so limit the number of connections to 1.
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db.SetMaxOpenConns(1)
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}
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c := &conn{db, flavorSQLite3}
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if _, err := c.migrate(); err != nil {
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return nil, fmt.Errorf("failed to perform migrations: %v", err)
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}
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return c, nil
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}
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const (
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sslDisable = "disable"
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sslRequire = "require"
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sslVerifyCA = "verify-ca"
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sslVerifyFull = "verify-full"
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)
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// PostgresSSL represents SSL options for Postgres databases.
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type PostgresSSL struct {
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Mode string
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CAFile string
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// Files for client auth.
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KeyFile string
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CertFile string
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}
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// Postgres options for creating an SQL db.
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type Postgres struct {
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Database string
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User string
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Password string
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Host string
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SSL PostgresSSL `json:"ssl" yaml:"ssl"`
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ConnectionTimeout int // Seconds
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}
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// Open creates a new storage implementation backed by Postgres.
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func (p *Postgres) Open() (storage.Storage, error) {
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return p.open()
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}
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func (p *Postgres) open() (*conn, error) {
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v := url.Values{}
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set := func(key, val string) {
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if val != "" {
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v.Set(key, val)
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}
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}
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set("connect_timeout", strconv.Itoa(p.ConnectionTimeout))
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set("sslkey", p.SSL.KeyFile)
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set("sslcert", p.SSL.CertFile)
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set("sslrootcert", p.SSL.CAFile)
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if p.SSL.Mode == "" {
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// Assume the strictest mode if unspecified.
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p.SSL.Mode = sslVerifyFull
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}
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set("sslmode", p.SSL.Mode)
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u := url.URL{
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Scheme: "postgres",
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Host: p.Host,
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Path: "/" + p.Database,
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RawQuery: v.Encode(),
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}
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if p.User != "" {
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if p.Password != "" {
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u.User = url.UserPassword(p.User, p.Password)
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} else {
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u.User = url.User(p.User)
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}
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}
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db, err := sql.Open("postgres", u.String())
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if err != nil {
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return nil, err
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}
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c := &conn{db, flavorPostgres}
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if _, err := c.migrate(); err != nil {
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return nil, fmt.Errorf("failed to perform migrations: %v", err)
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}
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return c, nil
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}
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