mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2024-12-11 08:06:46 +01:00
adf345f1ec
* update go-structr library -> v0.6.0, add necessary wrapping types + code changes to support these changes
* update readme with go-structr package changes
* improved wrapping of the SliceCache type
* add code comments for the cache wrapper types
* remove test.out 😇
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Co-authored-by: tobi <31960611+tsmethurst@users.noreply.github.com>
84 lines
2.4 KiB
Go
84 lines
2.4 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cache
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import (
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"codeberg.org/gruf/go-structr"
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"github.com/superseriousbusiness/gotosocial/internal/config"
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"github.com/superseriousbusiness/gotosocial/internal/log"
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)
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type VisibilityCache struct {
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StructCache[*CachedVisibility]
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}
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func (c *Caches) initVisibility() {
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// Calculate maximum cache size.
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cap := calculateResultCacheMax(
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sizeofVisibility(), // model in-mem size.
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config.GetCacheVisibilityMemRatio(),
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)
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log.Infof(nil, "Visibility cache size = %d", cap)
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copyF := func(v1 *CachedVisibility) *CachedVisibility {
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v2 := new(CachedVisibility)
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*v2 = *v1
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return v2
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}
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c.Visibility.Init(structr.CacheConfig[*CachedVisibility]{
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Indices: []structr.IndexConfig{
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{Fields: "ItemID", Multiple: true},
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{Fields: "RequesterID", Multiple: true},
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{Fields: "Type,RequesterID,ItemID"},
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},
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MaxSize: cap,
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IgnoreErr: ignoreErrors,
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Copy: copyF,
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})
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}
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// VisibilityType represents a visibility lookup type.
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// We use a byte type here to improve performance in the
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// result cache when generating the key.
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type VisibilityType byte
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const (
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// Possible cache visibility lookup types.
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VisibilityTypeAccount = VisibilityType('a')
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VisibilityTypeStatus = VisibilityType('s')
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VisibilityTypeHome = VisibilityType('h')
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VisibilityTypePublic = VisibilityType('p')
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)
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// CachedVisibility represents a cached visibility lookup value.
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type CachedVisibility struct {
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// ItemID is the ID of the item in question (status / account).
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ItemID string
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// RequesterID is the ID of the requesting account for this visibility lookup.
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RequesterID string
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// Type is the visibility lookup type.
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Type VisibilityType
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// Value is the actual visibility value.
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Value bool
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}
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