/* GoToSocial Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org 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 . */ package config import ( "reflect" "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"` ApplicationName string `name:"application-name" usage:"Name of the application, used in various places internally"` 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"` 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/"` 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?"` MediaImageMaxSize int `name:"media-image-max-size" usage:"Max size of accepted images in bytes"` MediaVideoMaxSize int `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."` 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."` 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."` 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."` 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'"` 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."` // 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"` } // MarshalMap will marshal current Configuration into a map structure (useful for JSON). 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 } // UnmarshalMap will unmarshal a map structure into the receiving Configuration. func (cfg *Configuration) UnmarshalMap(src map[string]interface{}) error { dec, _ := mapstructure.NewDecoder(&mapstructure.DecoderConfig{ TagName: "name", Result: cfg, }) return dec.Decode(src) }