/
backend_plugin.go
155 lines (134 loc) · 4.41 KB
/
backend_plugin.go
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package config
import (
"plugin"
"github.com/jmoiron/sqlx"
"github.com/ory/fosite"
"github.com/ory/hydra/client"
"github.com/ory/hydra/jwk"
"github.com/ory/hydra/oauth2"
"github.com/ory/hydra/pkg"
"github.com/ory/hydra/warden/group"
"github.com/ory/ladon"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
)
type PluginConnection struct {
Config *Config
plugin *plugin.Plugin
didConnect bool
Logger logrus.FieldLogger
db *sqlx.DB
}
func (c *PluginConnection) load() error {
if c.plugin != nil {
return nil
}
cf := c.Config
p, err := plugin.Open(cf.DatabasePlugin)
if err != nil {
return errors.WithStack(err)
}
c.plugin = p
return nil
}
func (c *PluginConnection) Connect() error {
cf := c.Config
if c.didConnect {
return nil
}
if err := c.load(); err != nil {
return errors.WithStack(err)
}
if l, err := c.plugin.Lookup("Connect"); err != nil {
return errors.Wrap(err, "Unable to look up `Connect`")
} else if con, ok := l.(func(url string) (*sqlx.DB, error)); !ok {
return errors.New("Unable to type assert `Connect`")
} else {
if db, err := con(cf.DatabaseURL); err != nil {
return errors.Wrap(err, "Could not connect to database")
} else {
cf.GetLogger().Info("Successfully connected through database plugin")
c.db = db
cf.GetLogger().Debugf("Address of database plugin is: %s", c.db)
if err := db.Ping(); err != nil {
cf.GetLogger().WithError(err).Fatal("Could not ping database connection from plugin")
}
}
}
return nil
}
func (c *PluginConnection) NewClientManager() (client.Manager, error) {
if err := c.load(); err != nil {
return nil, errors.WithStack(err)
}
ctx := c.Config.Context()
if l, err := c.plugin.Lookup("NewClientManager"); err != nil {
return nil, errors.Wrap(err, "Unable to look up `NewClientManager`")
} else if m, ok := l.(func(*sqlx.DB, fosite.Hasher) client.Manager); !ok {
return nil, errors.New("Unable to type assert `NewClientManager`")
} else {
return m(c.db, ctx.Hasher), nil
}
}
func (c *PluginConnection) NewGroupManager() (group.Manager, error) {
if err := c.load(); err != nil {
return nil, errors.WithStack(err)
}
if l, err := c.plugin.Lookup("NewGroupManager"); err != nil {
return nil, errors.Wrap(err, "Unable to look up `NewGroupManager`")
} else if m, ok := l.(func(*sqlx.DB) group.Manager); !ok {
return nil, errors.New("Unable to type assert `NewGroupManager`")
} else {
return m(c.db), nil
}
}
func (c *PluginConnection) NewJWKManager() (jwk.Manager, error) {
if err := c.load(); err != nil {
return nil, errors.WithStack(err)
}
if l, err := c.plugin.Lookup("NewJWKManager"); err != nil {
return nil, errors.Wrap(err, "Unable to look up `NewJWKManager`")
} else if m, ok := l.(func(*sqlx.DB, *jwk.AEAD) jwk.Manager); !ok {
return nil, errors.New("Unable to type assert `NewJWKManager`")
} else {
return m(c.db, &jwk.AEAD{
Key: c.Config.GetSystemSecret(),
}), nil
}
}
func (c *PluginConnection) NewOAuth2Manager(clientManager client.Manager) (pkg.FositeStorer, error) {
if err := c.load(); err != nil {
return nil, errors.WithStack(err)
}
if l, err := c.plugin.Lookup("NewOAuth2Manager"); err != nil {
return nil, errors.Wrap(err, "Unable to look up `NewOAuth2Manager`")
} else if m, ok := l.(func(*sqlx.DB, client.Manager, logrus.FieldLogger) pkg.FositeStorer); !ok {
return nil, errors.New("Unable to type assert `NewOAuth2Manager`")
} else {
return m(c.db, clientManager, c.Config.GetLogger()), nil
}
}
func (c *PluginConnection) NewPolicyManager() (ladon.Manager, error) {
if err := c.load(); err != nil {
return nil, errors.WithStack(err)
}
if l, err := c.plugin.Lookup("NewPolicyManager"); err != nil {
return nil, errors.Wrap(err, "Unable to look up `NewPolicyManager`")
} else if m, ok := l.(func(*sqlx.DB) ladon.Manager); !ok {
return nil, errors.Errorf("Unable to type assert `NewPolicyManager`, got %v", l)
} else {
return m(c.db), nil
}
}
func (c *PluginConnection) NewConsentRequestManager() (oauth2.ConsentRequestManager, error) {
if err := c.load(); err != nil {
return nil, errors.WithStack(err)
}
if l, err := c.plugin.Lookup("NewConsentRequestManager"); err != nil {
return nil, errors.Wrap(err, "Unable to look up `NewConsentRequestManager`")
} else if m, ok := l.(func(*sqlx.DB) oauth2.ConsentRequestManager); !ok {
return nil, errors.Errorf("Unable to type assert `NewConsentRequestManager`, got %v", l)
} else {
return m(c.db), nil
}
}