83 lines
2.7 KiB
Go
83 lines
2.7 KiB
Go
/*
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Copyright 2023 The Dapr Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package postgresql
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import (
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"fmt"
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"time"
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pgauth "github.com/dapr/components-contrib/common/authentication/postgresql"
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"github.com/dapr/components-contrib/state"
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"github.com/dapr/kit/metadata"
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"github.com/dapr/kit/ptr"
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)
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const (
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cleanupIntervalKey = "cleanupIntervalInSeconds"
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timeoutKey = "timeoutInSeconds"
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defaultTableName = "state"
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defaultMetadataTableName = "dapr_metadata"
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defaultCleanupInternal = 3600 // In seconds = 1 hour
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defaultTimeout = 20 // Default timeout for network requests, in seconds
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)
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type pgMetadata struct {
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pgauth.PostgresAuthMetadata `mapstructure:",squash"`
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TableName string `mapstructure:"tableName"` // Could be in the format "schema.table" or just "table"
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MetadataTableName string `mapstructure:"metadataTableName"` // Could be in the format "schema.table" or just "table"
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Timeout time.Duration `mapstructure:"timeoutInSeconds"`
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CleanupInterval *time.Duration `mapstructure:"cleanupIntervalInSeconds"`
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}
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func (m *pgMetadata) InitWithMetadata(meta state.Metadata, azureADEnabled bool) error {
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// Reset the object
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m.PostgresAuthMetadata.Reset()
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m.TableName = defaultTableName
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m.MetadataTableName = defaultMetadataTableName
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m.CleanupInterval = ptr.Of(defaultCleanupInternal * time.Second)
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m.Timeout = defaultTimeout * time.Second
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// Decode the metadata
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err := metadata.DecodeMetadata(meta.Properties, &m)
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if err != nil {
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return err
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}
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// Validate and sanitize input
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err = m.PostgresAuthMetadata.InitWithMetadata(meta.Properties, azureADEnabled)
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if err != nil {
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return err
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}
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// Timeout
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if m.Timeout < 1*time.Second {
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return fmt.Errorf("invalid value for '%s': must be greater than 0", timeoutKey)
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}
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// Cleanup interval
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// Non-positive value from meta means disable auto cleanup.
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if m.CleanupInterval != nil && *m.CleanupInterval <= 0 {
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if meta.Properties[cleanupIntervalKey] == "" {
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// Unfortunately the mapstructure decoder decodes an empty string to 0, a missing key would be nil however
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m.CleanupInterval = ptr.Of(defaultCleanupInternal * time.Second)
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} else {
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m.CleanupInterval = nil
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}
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}
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return nil
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}
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