gotosocial/internal/db/bundb/instance.go

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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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 <http://www.gnu.org/licenses/>.
package bundb
import (
"context"
"time"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtscontext"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/id"
"github.com/superseriousbusiness/gotosocial/internal/log"
"github.com/superseriousbusiness/gotosocial/internal/state"
"github.com/superseriousbusiness/gotosocial/internal/util"
"github.com/uptrace/bun"
)
type instanceDB struct {
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db *WrappedDB
state *state.State
}
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func (i *instanceDB) CountInstanceUsers(ctx context.Context, domain string) (int, error) {
q := i.db.
NewSelect().
TableExpr("? AS ?", bun.Ident("accounts"), bun.Ident("account")).
Column("account.id").
Where("? != ?", bun.Ident("account.username"), domain).
Where("? IS NULL", bun.Ident("account.suspended_at"))
if domain == config.GetHost() || domain == config.GetAccountDomain() {
// If the domain is *this* domain, just
// count where the domain field is null.
q = q.Where("? IS NULL", bun.Ident("account.domain"))
} else {
q = q.Where("? = ?", bun.Ident("account.domain"), domain)
}
count, err := q.Count(ctx)
if err != nil {
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return 0, i.db.ProcessError(err)
}
return count, nil
}
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func (i *instanceDB) CountInstanceStatuses(ctx context.Context, domain string) (int, error) {
q := i.db.
NewSelect().
TableExpr("? AS ?", bun.Ident("statuses"), bun.Ident("status"))
if domain == config.GetHost() || domain == config.GetAccountDomain() {
// if the domain is *this* domain, just count where local is true
q = q.Where("? = ?", bun.Ident("status.local"), true)
} else {
// join on the domain of the account
q = q.
Join("JOIN ? AS ? ON ? = ?", bun.Ident("accounts"), bun.Ident("account"), bun.Ident("account.id"), bun.Ident("status.account_id")).
Where("? = ?", bun.Ident("account.domain"), domain)
}
count, err := q.Count(ctx)
if err != nil {
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return 0, i.db.ProcessError(err)
}
return count, nil
}
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func (i *instanceDB) CountInstanceDomains(ctx context.Context, domain string) (int, error) {
q := i.db.
NewSelect().
TableExpr("? AS ?", bun.Ident("instances"), bun.Ident("instance"))
[chore] Global server configuration overhaul (#575) * move config flag names and usage to config package, rewrite config package to use global Configuration{} struct Signed-off-by: kim <grufwub@gmail.com> * improved code comment Signed-off-by: kim <grufwub@gmail.com> * linter Signed-off-by: kim <grufwub@gmail.com> * fix unmarshaling Signed-off-by: kim <grufwub@gmail.com> * remove kim's custom go compiler changes Signed-off-by: kim <grufwub@gmail.com> * generate setter and flag-name functions, implement these in codebase Signed-off-by: kim <grufwub@gmail.com> * update deps Signed-off-by: kim <grufwub@gmail.com> * small change Signed-off-by: kim <grufwub@gmail.com> * appease the linter... Signed-off-by: kim <grufwub@gmail.com> * move configuration into ConfigState structure, ensure reloading to/from viper settings to keep in sync Signed-off-by: kim <grufwub@gmail.com> * lint Signed-off-by: kim <grufwub@gmail.com> * update code comments Signed-off-by: kim <grufwub@gmail.com> * fix merge issue Signed-off-by: kim <grufwub@gmail.com> * fix merge issue Signed-off-by: kim <grufwub@gmail.com> * improved version string (removes time + go version) Signed-off-by: kim <grufwub@gmail.com> * fix version string build to pass test script + consolidate logic in func Signed-off-by: kim <grufwub@gmail.com> * add license text, update config.Defaults comment Signed-off-by: kim <grufwub@gmail.com> * add license text to generated config helpers file Signed-off-by: kim <grufwub@gmail.com> * defer unlock on config.Set___(), to ensure unlocked on panic Signed-off-by: kim <grufwub@gmail.com> * make it more obvious which cmd flags are being attached Signed-off-by: kim <grufwub@gmail.com>
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if domain == config.GetHost() {
// if the domain is *this* domain, just count other instances it knows about
// exclude domains that are blocked
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q = q.
Where("? != ?", bun.Ident("instance.domain"), domain).
Where("? IS NULL", bun.Ident("instance.suspended_at"))
} else {
// TODO: implement federated domain counting properly for remote domains
return 0, nil
}
count, err := q.Count(ctx)
if err != nil {
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return 0, i.db.ProcessError(err)
}
return count, nil
}
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func (i *instanceDB) GetInstance(ctx context.Context, domain string) (*gtsmodel.Instance, error) {
// Normalize the domain as punycode
var err error
domain, err = util.Punify(domain)
if err != nil {
return nil, gtserror.Newf("error punifying domain %s: %w", domain, err)
}
return i.getInstance(
ctx,
"Domain",
func(instance *gtsmodel.Instance) error {
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return i.db.NewSelect().
Model(instance).
Where("? = ?", bun.Ident("instance.domain"), domain).
Scan(ctx)
},
domain,
)
}
func (i *instanceDB) GetInstanceByID(ctx context.Context, id string) (*gtsmodel.Instance, error) {
return i.getInstance(
ctx,
"ID",
func(instance *gtsmodel.Instance) error {
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return i.db.NewSelect().
Model(instance).
Where("? = ?", bun.Ident("instance.id"), id).
Scan(ctx)
},
id,
)
}
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func (i *instanceDB) getInstance(ctx context.Context, lookup string, dbQuery func(*gtsmodel.Instance) error, keyParts ...any) (*gtsmodel.Instance, error) {
// Fetch instance from database cache with loader callback
instance, err := i.state.Caches.GTS.Instance().Load(lookup, func() (*gtsmodel.Instance, error) {
var instance gtsmodel.Instance
// Not cached! Perform database query.
if err := dbQuery(&instance); err != nil {
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return nil, i.db.ProcessError(err)
}
return &instance, nil
}, keyParts...)
if err != nil {
return nil, err
}
if gtscontext.Barebones(ctx) {
// no need to fully populate.
return instance, nil
}
// Further populate the instance fields where applicable.
if err := i.populateInstance(ctx, instance); err != nil {
return nil, err
}
return instance, nil
}
func (i *instanceDB) populateInstance(ctx context.Context, instance *gtsmodel.Instance) error {
var (
err error
errs = gtserror.NewMultiError(2)
)
if instance.DomainBlockID != "" && instance.DomainBlock == nil {
// Instance domain block is not set, fetch from database.
instance.DomainBlock, err = i.state.DB.GetDomainBlock(
gtscontext.SetBarebones(ctx),
instance.Domain,
)
if err != nil {
errs.Appendf("error populating instance domain block: %w", err)
}
}
if instance.ContactAccountID != "" && instance.ContactAccount == nil {
// Instance domain block is not set, fetch from database.
instance.ContactAccount, err = i.state.DB.GetAccountByID(
gtscontext.SetBarebones(ctx),
instance.ContactAccountID,
)
if err != nil {
errs.Appendf("error populating instance contact account: %w", err)
}
}
return errs.Combine()
}
func (i *instanceDB) PutInstance(ctx context.Context, instance *gtsmodel.Instance) error {
// Normalize the domain as punycode
var err error
instance.Domain, err = util.Punify(instance.Domain)
if err != nil {
return gtserror.Newf("error punifying domain %s: %w", instance.Domain, err)
}
return i.state.Caches.GTS.Instance().Store(instance, func() error {
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_, err := i.db.NewInsert().Model(instance).Exec(ctx)
return i.db.ProcessError(err)
})
}
func (i *instanceDB) UpdateInstance(ctx context.Context, instance *gtsmodel.Instance, columns ...string) error {
// Normalize the domain as punycode
var err error
instance.Domain, err = util.Punify(instance.Domain)
if err != nil {
return gtserror.Newf("error punifying domain %s: %w", instance.Domain, err)
}
// Update the instance's last-updated
instance.UpdatedAt = time.Now()
if len(columns) != 0 {
columns = append(columns, "updated_at")
}
return i.state.Caches.GTS.Instance().Store(instance, func() error {
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_, err := i.db.
NewUpdate().
Model(instance).
Where("? = ?", bun.Ident("instance.id"), instance.ID).
Column(columns...).
Exec(ctx)
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return i.db.ProcessError(err)
})
}
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func (i *instanceDB) GetInstancePeers(ctx context.Context, includeSuspended bool) ([]*gtsmodel.Instance, error) {
instanceIDs := []string{}
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q := i.db.
NewSelect().
TableExpr("? AS ?", bun.Ident("instances"), bun.Ident("instance")).
// Select just the IDs of each instance.
Column("instance.id").
// Exclude our own instance.
Where("? != ?", bun.Ident("instance.domain"), config.GetHost())
if !includeSuspended {
q = q.Where("? IS NULL", bun.Ident("instance.suspended_at"))
}
if err := q.Scan(ctx, &instanceIDs); err != nil {
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return nil, i.db.ProcessError(err)
}
if len(instanceIDs) == 0 {
return make([]*gtsmodel.Instance, 0), nil
}
instances := make([]*gtsmodel.Instance, 0, len(instanceIDs))
for _, id := range instanceIDs {
// Select each instance by its ID.
instance, err := i.GetInstanceByID(ctx, id)
if err != nil {
log.Errorf(ctx, "error getting instance %q: %v", id, err)
continue
}
// Append to return slice.
instances = append(instances, instance)
}
return instances, nil
}
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func (i *instanceDB) GetInstanceAccounts(ctx context.Context, domain string, maxID string, limit int) ([]*gtsmodel.Account, error) {
// Ensure reasonable
if limit < 0 {
limit = 0
}
// Normalize the domain as punycode.
var err error
domain, err = util.Punify(domain)
if err != nil {
return nil, gtserror.Newf("error punifying domain %s: %w", domain, err)
}
// Make educated guess for slice size
accountIDs := make([]string, 0, limit)
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q := i.db.
NewSelect().
TableExpr("? AS ?", bun.Ident("accounts"), bun.Ident("account")).
// Select just the account ID.
Column("account.id").
// Select accounts belonging to given domain.
Where("? = ?", bun.Ident("account.domain"), domain).
Order("account.id DESC")
if maxID == "" {
maxID = id.Highest
}
q = q.Where("? < ?", bun.Ident("account.id"), maxID)
if limit > 0 {
q = q.Limit(limit)
}
if err := q.Scan(ctx, &accountIDs); err != nil {
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return nil, i.db.ProcessError(err)
}
// Catch case of no accounts early.
count := len(accountIDs)
if count == 0 {
return nil, db.ErrNoEntries
}
// Select each account by its ID.
accounts := make([]*gtsmodel.Account, 0, count)
for _, id := range accountIDs {
account, err := i.state.DB.GetAccountByID(ctx, id)
if err != nil {
log.Errorf(ctx, "error getting account %q: %v", id, err)
continue
}
// Append to return slice.
accounts = append(accounts, account)
}
return accounts, nil
}
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func (i *instanceDB) GetInstanceModeratorAddresses(ctx context.Context) ([]string, error) {
addresses := []string{}
// Select email addresses of approved, confirmed,
// and enabled moderators or admins.
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q := i.db.
NewSelect().
TableExpr("? AS ?", bun.Ident("users"), bun.Ident("user")).
Column("user.email").
Where("? = ?", bun.Ident("user.approved"), true).
Where("? IS NOT NULL", bun.Ident("user.confirmed_at")).
Where("? = ?", bun.Ident("user.disabled"), false).
WhereGroup(" AND ", func(q *bun.SelectQuery) *bun.SelectQuery {
return q.
Where("? = ?", bun.Ident("user.moderator"), true).
WhereOr("? = ?", bun.Ident("user.admin"), true)
}).
OrderExpr("? ASC", bun.Ident("user.email"))
if err := q.Scan(ctx, &addresses); err != nil {
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return nil, i.db.ProcessError(err)
}
if len(addresses) == 0 {
return nil, db.ErrNoEntries
}
return addresses, nil
}