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registry.go
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registry.go
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/*
Copyright (C) 2022 alsritter
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package pluginregistry
import (
"sync"
"github.com/alsritter/middlebaby/pkg/util/logger"
"github.com/spf13/pflag"
)
type Registry interface {
EnvPlugins() []EnvPlugin
RegisterEnvPlugin(...EnvPlugin)
AssertPlugins() []AssertPlugin
RegisterAssertPlugin(...AssertPlugin)
}
// Config defines the config structure
type Config struct{}
// NewConfig is used to init config with default values
func NewConfig() *Config {
return &Config{}
}
// RegisterFlagsWithPrefix is used to register flags
func (c *Config) RegisterFlagsWithPrefix(prefix string, f *pflag.FlagSet) {
}
// Validate is used to validate config and returns error on failure
func (c *Config) Validate() error {
return nil
}
type BasicRegistry struct {
cfg *Config
envPlugins []EnvPlugin
assertPlugins []AssertPlugin
lock sync.Mutex
logger.Logger
}
func New(logger logger.Logger, cfg *Config) (Registry, error) {
service := &BasicRegistry{
envPlugins: []EnvPlugin{},
assertPlugins: []AssertPlugin{},
cfg: cfg,
Logger: logger.NewLogger("pluginsRegistry"),
}
return service, nil
}
// AssertPlugins implements Registry
func (b *BasicRegistry) AssertPlugins() []AssertPlugin {
return b.assertPlugins
}
// EnvPlugins implements Registry
func (b *BasicRegistry) EnvPlugins() []EnvPlugin {
return b.envPlugins
}
// RegisterAssertPlugin implements Registry
func (b *BasicRegistry) RegisterAssertPlugin(plugins ...AssertPlugin) {
b.lock.Lock()
defer b.lock.Unlock()
b.assertPlugins = append(b.assertPlugins, plugins...)
return
}
// RegisterEnvPlugin implements Registry
func (b *BasicRegistry) RegisterEnvPlugin(plugins ...EnvPlugin) {
b.lock.Lock()
defer b.lock.Unlock()
b.envPlugins = append(b.envPlugins, plugins...)
return
}