mirror of
https://codeberg.org/scip/ephemerup.git
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131 lines
3.6 KiB
Go
131 lines
3.6 KiB
Go
/*
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Copyright © 2023 Thomas von Dein
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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 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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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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package cfg
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import (
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"fmt"
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"regexp"
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"strings"
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"time"
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)
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const Version string = "v0.0.3"
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var VERSION string // maintained by -x
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type Apicontext struct {
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Context string `koanf:"context"` // aka name or tenant
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Key string `koanf:"key"`
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}
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type Mailsettings struct {
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Server string `koanf:"server"`
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Port string `koanf:"port"`
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From string `koanf:"from"`
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Password string `koanf:"password"`
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}
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// holds the whole configs, filled by commandline flags, env and config file
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type Config struct {
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// Flags+config file settings
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ApiPrefix string `koanf:"apiprefix"` // path prefix
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Debug bool `koanf:"debug"`
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Listen string `koanf:"listen"` // [host]:port
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StorageDir string `koanf:"storagedir"` // db and uploads go there
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Url string `koanf:"url"` // public visible url, might be different from Listen
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DbFile string `koanf:"dbfile"`
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Super string `koanf:"super"` // the apicontext which has all permissions
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Frontpage string `koanf:"frontpage"` // a html file
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Formpage string `koanf:"formpage"` // a html file
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// fiber settings, see:
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// https://docs.gofiber.io/api/fiber/#config
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Prefork bool `koanf:"prefork"` // default: nope
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AppName string `koanf:"appname"` // "upd"
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BodyLimit int `koanf:"bodylimit"` // much
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V4only bool `koanf:"ipv4"`
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V6only bool `koanf:"ipv6"`
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Network string
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// only settable via config
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Apicontexts []Apicontext `koanf:"apicontexts"`
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// smtp settings
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Mail Mailsettings `koanf:"mail"`
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// Internals only
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RegNormalizedFilename *regexp.Regexp
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RegDuration *regexp.Regexp
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RegKey *regexp.Regexp
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RegEmail *regexp.Regexp
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RegText *regexp.Regexp
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RegQuery *regexp.Regexp
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CleanInterval time.Duration
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DefaultExpire int
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}
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func Getversion() string {
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// main program version
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// generated version string, used by -v contains cfg.Version on
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// main branch, and cfg.Version-$branch-$lastcommit-$date on
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// development branch
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return fmt.Sprintf("This is ephemerup server version %s", VERSION)
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}
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func (c *Config) GetVersion() string {
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return VERSION
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}
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// post processing of options, if any
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func (c *Config) ApplyDefaults() {
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if len(c.Url) == 0 {
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if strings.HasPrefix(c.Listen, ":") {
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c.Url = "http://localhost" + c.Listen
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} else {
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c.Url = "http://" + c.Listen
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}
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}
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switch {
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case c.V4only && c.V6only:
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c.Network = "tcp" // dual stack
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case c.V4only:
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c.Network = "tcp4"
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case c.V6only:
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c.Network = "tcp6"
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default:
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if c.Prefork {
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c.Network = "tcp4"
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} else {
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c.Network = "tcp" // dual stack
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}
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}
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c.RegNormalizedFilename = regexp.MustCompile(`[^\w\d\-_\.]`)
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c.RegDuration = regexp.MustCompile(`[^dhms0-9]`)
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c.RegKey = regexp.MustCompile(`[^a-zA-Z0-9\-]`)
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c.RegEmail = regexp.MustCompile(`[^a-zA-Z0-9._%+\-@0-9]`)
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c.RegText = regexp.MustCompile(`[^a-zA-Z0-9_%+\-@0-9 #/\.]`)
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c.RegQuery = regexp.MustCompile(`[^a-zA-Z0-9_%+\-@0-9 #/\.\*\[\]\(\)\\]`)
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c.CleanInterval = 10 * time.Second
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c.DefaultExpire = 30 * 86400 // 1 month
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}
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