gotosocial/internal/config/config.go

274 lines
19 KiB
Go

// 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 config
import (
"reflect"
"time"
"codeberg.org/gruf/go-bytesize"
"github.com/mitchellh/mapstructure"
)
// cfgtype is the reflected type information of Configuration{}.
var cfgtype = reflect.TypeOf(Configuration{})
// fieldtag will fetch the string value for the given tag name
// on the given field name in the Configuration{} struct.
func fieldtag(field, tag string) string {
sfield, ok := cfgtype.FieldByName(field)
if !ok {
panic("unknown struct field")
}
return sfield.Tag.Get(tag)
}
// Configuration represents global GTS server runtime configuration.
//
// Please note that if you update this struct's fields or tags, you
// will need to regenerate the global Getter/Setter helpers by running:
// `go run ./internal/config/gen/ -out ./internal/config/helpers.gen.go`
type Configuration struct {
LogLevel string `name:"log-level" usage:"Log level to run at: [trace, debug, info, warn, fatal]"`
LogDbQueries bool `name:"log-db-queries" usage:"Log database queries verbosely when log-level is trace or debug"`
LogClientIP bool `name:"log-client-ip" usage:"Include the client IP in logs"`
ApplicationName string `name:"application-name" usage:"Name of the application, used in various places internally"`
LandingPageUser string `name:"landing-page-user" usage:"the user that should be shown on the instance's landing page"`
ConfigPath string `name:"config-path" usage:"Path to a file containing gotosocial configuration. Values set in this file will be overwritten by values set as env vars or arguments"`
Host string `name:"host" usage:"Hostname to use for the server (eg., example.org, gotosocial.whatever.com). DO NOT change this on a server that's already run!"`
AccountDomain string `name:"account-domain" usage:"Domain to use in account names (eg., example.org, whatever.com). If not set, will default to the setting for host. DO NOT change this on a server that's already run!"`
Protocol string `name:"protocol" usage:"Protocol to use for the REST api of the server (only use http if you are debugging or behind a reverse proxy!)"`
BindAddress string `name:"bind-address" usage:"Bind address to use for the GoToSocial server (eg., 0.0.0.0, 172.138.0.9, [::], localhost). For ipv6, enclose the address in square brackets, eg [2001:db8::fed1]. Default binds to all interfaces."`
Port int `name:"port" usage:"Port to use for GoToSocial. Change this to 443 if you're running the binary directly on the host machine."`
TrustedProxies []string `name:"trusted-proxies" usage:"Proxies to trust when parsing x-forwarded headers into real IPs."`
SoftwareVersion string `name:"software-version" usage:""`
DbType string `name:"db-type" usage:"Database type: eg., postgres"`
DbAddress string `name:"db-address" usage:"Database ipv4 address, hostname, or filename"`
DbPort int `name:"db-port" usage:"Database port"`
DbUser string `name:"db-user" usage:"Database username"`
DbPassword string `name:"db-password" usage:"Database password"`
DbDatabase string `name:"db-database" usage:"Database name"`
DbTLSMode string `name:"db-tls-mode" usage:"Database tls mode"`
DbTLSCACert string `name:"db-tls-ca-cert" usage:"Path to CA cert for db tls connection"`
DbMaxOpenConnsMultiplier int `name:"db-max-open-conns-multiplier" usage:"Multiplier to use per cpu for max open database connections. 0 or less is normalized to 1."`
DbSqliteJournalMode string `name:"db-sqlite-journal-mode" usage:"Sqlite only: see https://www.sqlite.org/pragma.html#pragma_journal_mode"`
DbSqliteSynchronous string `name:"db-sqlite-synchronous" usage:"Sqlite only: see https://www.sqlite.org/pragma.html#pragma_synchronous"`
DbSqliteCacheSize bytesize.Size `name:"db-sqlite-cache-size" usage:"Sqlite only: see https://www.sqlite.org/pragma.html#pragma_cache_size"`
DbSqliteBusyTimeout time.Duration `name:"db-sqlite-busy-timeout" usage:"Sqlite only: see https://www.sqlite.org/pragma.html#pragma_busy_timeout"`
WebTemplateBaseDir string `name:"web-template-base-dir" usage:"Basedir for html templating files for rendering pages and composing emails."`
WebAssetBaseDir string `name:"web-asset-base-dir" usage:"Directory to serve static assets from, accessible at example.org/assets/"`
InstanceExposePeers bool `name:"instance-expose-peers" usage:"Allow unauthenticated users to query /api/v1/instance/peers?filter=open"`
InstanceExposeSuspended bool `name:"instance-expose-suspended" usage:"Expose suspended instances via web UI, and allow unauthenticated users to query /api/v1/instance/peers?filter=suspended"`
InstanceExposeSuspendedWeb bool `name:"instance-expose-suspended-web" usage:"Expose list of suspended instances as webpage on /about/suspended"`
InstanceExposePublicTimeline bool `name:"instance-expose-public-timeline" usage:"Allow unauthenticated users to query /api/v1/timelines/public"`
InstanceDeliverToSharedInboxes bool `name:"instance-deliver-to-shared-inboxes" usage:"Deliver federated messages to shared inboxes, if they're available."`
InstanceInjectMastodonVersion bool `name:"instance-inject-mastodon-version" usage:"This injects a Mastodon compatible version in /api/v1/instance to help Mastodon clients that use that version for feature detection"`
AccountsRegistrationOpen bool `name:"accounts-registration-open" usage:"Allow anyone to submit an account signup request. If false, server will be invite-only."`
AccountsApprovalRequired bool `name:"accounts-approval-required" usage:"Do account signups require approval by an admin or moderator before user can log in? If false, new registrations will be automatically approved."`
AccountsReasonRequired bool `name:"accounts-reason-required" usage:"Do new account signups require a reason to be submitted on registration?"`
AccountsAllowCustomCSS bool `name:"accounts-allow-custom-css" usage:"Allow accounts to enable custom CSS for their profile pages and statuses."`
AccountsCustomCSSLength int `name:"accounts-custom-css-length" usage:"Maximum permitted length (characters) of custom CSS for accounts."`
MediaImageMaxSize bytesize.Size `name:"media-image-max-size" usage:"Max size of accepted images in bytes"`
MediaVideoMaxSize bytesize.Size `name:"media-video-max-size" usage:"Max size of accepted videos in bytes"`
MediaDescriptionMinChars int `name:"media-description-min-chars" usage:"Min required chars for an image description"`
MediaDescriptionMaxChars int `name:"media-description-max-chars" usage:"Max permitted chars for an image description"`
MediaRemoteCacheDays int `name:"media-remote-cache-days" usage:"Number of days to locally cache media from remote instances. If set to 0, remote media will be kept indefinitely."`
MediaEmojiLocalMaxSize bytesize.Size `name:"media-emoji-local-max-size" usage:"Max size in bytes of emojis uploaded to this instance via the admin API."`
MediaEmojiRemoteMaxSize bytesize.Size `name:"media-emoji-remote-max-size" usage:"Max size in bytes of emojis to download from other instances."`
StorageBackend string `name:"storage-backend" usage:"Storage backend to use for media attachments"`
StorageLocalBasePath string `name:"storage-local-base-path" usage:"Full path to an already-created directory where gts should store/retrieve media files. Subfolders will be created within this dir."`
StorageS3Endpoint string `name:"storage-s3-endpoint" usage:"S3 Endpoint URL (e.g 'minio.example.org:9000')"`
StorageS3AccessKey string `name:"storage-s3-access-key" usage:"S3 Access Key"`
StorageS3SecretKey string `name:"storage-s3-secret-key" usage:"S3 Secret Key"`
StorageS3UseSSL bool `name:"storage-s3-use-ssl" usage:"Use SSL for S3 connections. Only set this to 'false' when testing locally"`
StorageS3BucketName string `name:"storage-s3-bucket" usage:"Place blobs in this bucket"`
StorageS3Proxy bool `name:"storage-s3-proxy" usage:"Proxy S3 contents through GoToSocial instead of redirecting to a presigned URL"`
StatusesMaxChars int `name:"statuses-max-chars" usage:"Max permitted characters for posted statuses"`
StatusesCWMaxChars int `name:"statuses-cw-max-chars" usage:"Max permitted characters for content/spoiler warnings on statuses"`
StatusesPollMaxOptions int `name:"statuses-poll-max-options" usage:"Max amount of options permitted on a poll"`
StatusesPollOptionMaxChars int `name:"statuses-poll-option-max-chars" usage:"Max amount of characters for a poll option"`
StatusesMediaMaxFiles int `name:"statuses-media-max-files" usage:"Maximum number of media files/attachments per status"`
LetsEncryptEnabled bool `name:"letsencrypt-enabled" usage:"Enable letsencrypt TLS certs for this server. If set to true, then cert dir also needs to be set (or take the default)."`
LetsEncryptPort int `name:"letsencrypt-port" usage:"Port to listen on for letsencrypt certificate challenges. Must not be the same as the GtS webserver/API port."`
LetsEncryptCertDir string `name:"letsencrypt-cert-dir" usage:"Directory to store acquired letsencrypt certificates."`
LetsEncryptEmailAddress string `name:"letsencrypt-email-address" usage:"Email address to use when requesting letsencrypt certs. Will receive updates on cert expiry etc."`
TLSCertificateChain string `name:"tls-certificate-chain" usage:"Filesystem path to the certificate chain including any intermediate CAs and the TLS public key"`
TLSCertificateKey string `name:"tls-certificate-key" usage:"Filesystem path to the TLS private key"`
OIDCEnabled bool `name:"oidc-enabled" usage:"Enabled OIDC authorization for this instance. If set to true, then the other OIDC flags must also be set."`
OIDCIdpName string `name:"oidc-idp-name" usage:"Name of the OIDC identity provider. Will be shown to the user when logging in."`
OIDCSkipVerification bool `name:"oidc-skip-verification" usage:"Skip verification of tokens returned by the OIDC provider. Should only be set to 'true' for testing purposes, never in a production environment!"`
OIDCIssuer string `name:"oidc-issuer" usage:"Address of the OIDC issuer. Should be the web address, including protocol, at which the issuer can be reached. Eg., 'https://example.org/auth'"`
OIDCClientID string `name:"oidc-client-id" usage:"ClientID of GoToSocial, as registered with the OIDC provider."`
OIDCClientSecret string `name:"oidc-client-secret" usage:"ClientSecret of GoToSocial, as registered with the OIDC provider."`
OIDCScopes []string `name:"oidc-scopes" usage:"OIDC scopes."`
OIDCLinkExisting bool `name:"oidc-link-existing" usage:"link existing user accounts to OIDC logins based on the stored email value"`
OIDCAdminGroups []string `name:"oidc-admin-groups" usage:"Membership of one of the listed groups makes someone a GtS admin"`
TracingEnabled bool `name:"tracing-enabled" usage:"Enable OTLP Tracing"`
TracingTransport string `name:"tracing-transport" usage:"grpc or jaeger"`
TracingEndpoint string `name:"tracing-endpoint" usage:"Endpoint of your trace collector. Eg., 'localhost:4317' for gRPC, 'http://localhost:14268/api/traces' for jaeger"`
TracingInsecureTransport bool `name:"tracing-insecure" usage:"Disable HTTPS for the gRPC transport protocol"`
SMTPHost string `name:"smtp-host" usage:"Host of the smtp server. Eg., 'smtp.eu.mailgun.org'"`
SMTPPort int `name:"smtp-port" usage:"Port of the smtp server. Eg., 587"`
SMTPUsername string `name:"smtp-username" usage:"Username to authenticate with the smtp server as. Eg., 'postmaster@mail.example.org'"`
SMTPPassword string `name:"smtp-password" usage:"Password to pass to the smtp server."`
SMTPFrom string `name:"smtp-from" usage:"Address to use as the 'from' field of the email. Eg., 'gotosocial@example.org'"`
SMTPDiscloseRecipients bool `name:"smtp-disclose-recipients" usage:"If true, email notifications sent to multiple recipients will be To'd to every recipient at once. If false, recipients will not be disclosed"`
SyslogEnabled bool `name:"syslog-enabled" usage:"Enable the syslog logging hook. Logs will be mirrored to the configured destination."`
SyslogProtocol string `name:"syslog-protocol" usage:"Protocol to use when directing logs to syslog. Leave empty to connect to local syslog."`
SyslogAddress string `name:"syslog-address" usage:"Address:port to send syslog logs to. Leave empty to connect to local syslog."`
AdvancedCookiesSamesite string `name:"advanced-cookies-samesite" usage:"'strict' or 'lax', see https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Set-Cookie/SameSite"`
AdvancedRateLimitRequests int `name:"advanced-rate-limit-requests" usage:"Amount of HTTP requests to permit within a 5 minute window. 0 or less turns rate limiting off."`
AdvancedThrottlingMultiplier int `name:"advanced-throttling-multiplier" usage:"Multiplier to use per cpu for http request throttling. 0 or less turns throttling off."`
AdvancedThrottlingRetryAfter time.Duration `name:"advanced-throttling-retry-after" usage:"Retry-After duration response to send for throttled requests."`
AdvancedSenderMultiplier int `name:"advanced-sender-multiplier" usage:"Multiplier to use per cpu for batching outgoing fedi messages. 0 or less turns batching off (not recommended)."`
// HTTPClient configuration vars.
HTTPClient HTTPClientConfiguration `name:"http-client"`
// Cache configuration vars.
Cache CacheConfiguration `name:"cache"`
// TODO: move these elsewhere, these are more ephemeral vs long-running flags like above
AdminAccountUsername string `name:"username" usage:"the username to create/delete/etc"`
AdminAccountEmail string `name:"email" usage:"the email address of this account"`
AdminAccountPassword string `name:"password" usage:"the password to set for this account"`
AdminTransPath string `name:"path" usage:"the path of the file to import from/export to"`
AdminMediaPruneDryRun bool `name:"dry-run" usage:"perform a dry run and only log number of items eligible for pruning"`
RequestIDHeader string `name:"request-id-header" usage:"Header to extract the Request ID from. Eg.,'X-Request-Id'."`
}
type HTTPClientConfiguration struct {
AllowIPs []string `name:"allow-ips"`
BlockIPs []string `name:"block-ips"`
Timeout time.Duration `name:"timeout"`
}
type CacheConfiguration struct {
GTS GTSCacheConfiguration `name:"gts"`
VisibilityMaxSize int `name:"visibility-max-size"`
VisibilityTTL time.Duration `name:"visibility-ttl"`
VisibilitySweepFreq time.Duration `name:"visibility-sweep-freq"`
}
type GTSCacheConfiguration struct {
AccountMaxSize int `name:"account-max-size"`
AccountTTL time.Duration `name:"account-ttl"`
AccountSweepFreq time.Duration `name:"account-sweep-freq"`
BlockMaxSize int `name:"block-max-size"`
BlockTTL time.Duration `name:"block-ttl"`
BlockSweepFreq time.Duration `name:"block-sweep-freq"`
DomainBlockMaxSize int `name:"domain-block-max-size"`
DomainBlockTTL time.Duration `name:"domain-block-ttl"`
DomainBlockSweepFreq time.Duration `name:"domain-block-sweep-freq"`
EmojiMaxSize int `name:"emoji-max-size"`
EmojiTTL time.Duration `name:"emoji-ttl"`
EmojiSweepFreq time.Duration `name:"emoji-sweep-freq"`
EmojiCategoryMaxSize int `name:"emoji-category-max-size"`
EmojiCategoryTTL time.Duration `name:"emoji-category-ttl"`
EmojiCategorySweepFreq time.Duration `name:"emoji-category-sweep-freq"`
FollowMaxSize int `name:"follow-max-size"`
FollowTTL time.Duration `name:"follow-ttl"`
FollowSweepFreq time.Duration `name:"follow-sweep-freq"`
FollowRequestMaxSize int `name:"follow-request-max-size"`
FollowRequestTTL time.Duration `name:"follow-request-ttl"`
FollowRequestSweepFreq time.Duration `name:"follow-request-sweep-freq"`
InstanceMaxSize int `name:"instance-max-size"`
InstanceTTL time.Duration `name:"instance-ttl"`
InstanceSweepFreq time.Duration `name:"instance-sweep-freq"`
ListMaxSize int `name:"list-max-size"`
ListTTL time.Duration `name:"list-ttl"`
ListSweepFreq time.Duration `name:"list-sweep-freq"`
ListEntryMaxSize int `name:"list-entry-max-size"`
ListEntryTTL time.Duration `name:"list-entry-ttl"`
ListEntrySweepFreq time.Duration `name:"list-entry-sweep-freq"`
MediaMaxSize int `name:"media-max-size"`
MediaTTL time.Duration `name:"media-ttl"`
MediaSweepFreq time.Duration `name:"media-sweep-freq"`
MentionMaxSize int `name:"mention-max-size"`
MentionTTL time.Duration `name:"mention-ttl"`
MentionSweepFreq time.Duration `name:"mention-sweep-freq"`
NotificationMaxSize int `name:"notification-max-size"`
NotificationTTL time.Duration `name:"notification-ttl"`
NotificationSweepFreq time.Duration `name:"notification-sweep-freq"`
ReportMaxSize int `name:"report-max-size"`
ReportTTL time.Duration `name:"report-ttl"`
ReportSweepFreq time.Duration `name:"report-sweep-freq"`
StatusMaxSize int `name:"status-max-size"`
StatusTTL time.Duration `name:"status-ttl"`
StatusSweepFreq time.Duration `name:"status-sweep-freq"`
StatusFaveMaxSize int `name:"status-fave-max-size"`
StatusFaveTTL time.Duration `name:"status-fave-ttl"`
StatusFaveSweepFreq time.Duration `name:"status-fave-sweep-freq"`
TombstoneMaxSize int `name:"tombstone-max-size"`
TombstoneTTL time.Duration `name:"tombstone-ttl"`
TombstoneSweepFreq time.Duration `name:"tombstone-sweep-freq"`
UserMaxSize int `name:"user-max-size"`
UserTTL time.Duration `name:"user-ttl"`
UserSweepFreq time.Duration `name:"user-sweep-freq"`
WebfingerMaxSize int `name:"webfinger-max-size"`
WebfingerTTL time.Duration `name:"webfinger-ttl"`
WebfingerSweepFreq time.Duration `name:"webfinger-sweep-freq"`
}
// MarshalMap will marshal current Configuration into a map structure (useful for JSON/TOML/YAML).
func (cfg *Configuration) MarshalMap() (map[string]interface{}, error) {
var dst map[string]interface{}
dec, _ := mapstructure.NewDecoder(&mapstructure.DecoderConfig{
TagName: "name",
Result: &dst,
})
if err := dec.Decode(cfg); err != nil {
return nil, err
}
return dst, nil
}