b57b6bcc12
In order to use oauth from gitlab CE instance one has to be able to provide the URL of the instance. closes #209 (https://gitlab.com/commento/commento/issues/209)
127 lines
3.1 KiB
Go
127 lines
3.1 KiB
Go
package main
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import (
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"os"
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"path/filepath"
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"strconv"
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"strings"
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)
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func configParse() error {
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binPath, err := filepath.Abs(filepath.Dir(os.Args[0]))
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if err != nil {
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logger.Errorf("cannot load binary path: %v", err)
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return err
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}
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defaults := map[string]string{
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"CONFIG_FILE": "",
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"POSTGRES": "postgres://postgres:postgres@localhost/commento?sslmode=disable",
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// PostgreSQL recommends max_connections in the order of hundreds. The default
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// is 100, so let's use half that and leave the other half for other services.
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// Ideally, you'd be setting this to a much higher number (for example, at the
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// time of writing, commento.io uses 600). See https://wiki.postgresql.org/wiki/Number_Of_Database_Connections
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"MAX_IDLE_PG_CONNECTIONS": "50",
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"BIND_ADDRESS": "127.0.0.1",
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"PORT": "8080",
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"ORIGIN": "",
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"CDN_PREFIX": "",
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"FORBID_NEW_OWNERS": "false",
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"STATIC": binPath,
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"GZIP_STATIC": "false",
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"SMTP_USERNAME": "",
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"SMTP_PASSWORD": "",
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"SMTP_HOST": "",
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"SMTP_PORT": "",
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"SMTP_FROM_ADDRESS": "",
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"AKISMET_KEY": "",
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"GOOGLE_KEY": "",
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"GOOGLE_SECRET": "",
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"GITHUB_KEY": "",
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"GITHUB_SECRET": "",
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"TWITTER_KEY": "",
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"TWITTER_SECRET": "",
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"GITLAB_KEY": "",
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"GITLAB_SECRET": "",
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"GITLAB_URL": "https://gitlab.com",
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}
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if os.Getenv("COMMENTO_CONFIG_FILE") != "" {
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if err := configFileLoad(os.Getenv("COMMENTO_CONFIG_FILE")); err != nil {
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return err
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}
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}
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for key, value := range defaults {
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if os.Getenv("COMMENTO_"+key) == "" {
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os.Setenv(key, value)
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} else {
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os.Setenv(key, os.Getenv("COMMENTO_"+key))
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}
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}
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// Mandatory config parameters
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for _, env := range []string{"POSTGRES", "PORT", "ORIGIN", "FORBID_NEW_OWNERS", "MAX_IDLE_PG_CONNECTIONS"} {
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if os.Getenv(env) == "" {
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logger.Errorf("missing COMMENTO_%s environment variable", env)
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return errorMissingConfig
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}
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}
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os.Setenv("ORIGIN", strings.TrimSuffix(os.Getenv("ORIGIN"), "/"))
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os.Setenv("ORIGIN", addHttpIfAbsent(os.Getenv("ORIGIN")))
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if os.Getenv("CDN_PREFIX") == "" {
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os.Setenv("CDN_PREFIX", os.Getenv("ORIGIN"))
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}
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os.Setenv("CDN_PREFIX", strings.TrimSuffix(os.Getenv("CDN_PREFIX"), "/"))
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os.Setenv("CDN_PREFIX", addHttpIfAbsent(os.Getenv("CDN_PREFIX")))
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if os.Getenv("FORBID_NEW_OWNERS") != "true" && os.Getenv("FORBID_NEW_OWNERS") != "false" {
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logger.Errorf("COMMENTO_FORBID_NEW_OWNERS neither 'true' nor 'false'")
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return errorInvalidConfigValue
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}
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static := os.Getenv("STATIC")
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for strings.HasSuffix(static, "/") {
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static = static[0 : len(static)-1]
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}
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file, err := os.Stat(static)
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if err != nil {
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logger.Errorf("cannot load %s: %v", static, err)
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return err
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}
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if !file.IsDir() {
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logger.Errorf("COMMENTO_STATIC=%s is not a directory", static)
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return errorNotADirectory
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}
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os.Setenv("STATIC", static)
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if num, err := strconv.Atoi(os.Getenv("MAX_IDLE_PG_CONNECTIONS")); err != nil {
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logger.Errorf("invalid COMMENTO_MAX_IDLE_PG_CONNECTIONS: %v", err)
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return errorInvalidConfigValue
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} else if num <= 0 {
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logger.Errorf("COMMENTO_MAX_IDLE_PG_CONNECTIONS should be a positive integer")
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return errorInvalidConfigValue
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}
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return nil
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}
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