Mercurial > gemma

annotate config/config.go @ 143:abfac07bd82a vue-gettext

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closing branch vue-gettext
author Thomas Junk <thomas.junk@intevation.de>
date Mon, 02 Jul 2018 09:37:53 +0200
parents a98a282f00e1
children 5ca6f436d0b7
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714787accd26 Fetch database connection string parts from configuration.
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1 package config
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2
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3 import (
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4 "log"
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5 "os"
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6 "strconv"
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7 )
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8
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9 var Config = NewConfiguration()
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10
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11 type Configuration struct {
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12 DBHost string
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13 DBPort uint
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14 DBName string
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15 DBSSLMode string
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17 JWTSignKey []byte
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18 }
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20 func NewConfiguration() *Configuration {
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21 // TODO: Load from file.
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22 return &Configuration{
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23 DBHost: envString("GEMMA_DB_HOST", "localhost"),
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24 DBPort: envUint("GEMMA_DB_PORT", 5432),
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25 DBName: envString("GEMMA_DB_NAME", "gemma"),
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26 DBSSLMode: envString("GEMMA_DB_SSL_MODE", "require"),
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28 JWTSignKey: []byte(
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29 envString("GEMMA_JWT_SIGN_KEY", "SECRET! CHANGE ME!")),
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30 }
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31 }
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33 func envString(key, def string) string {
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34 if v, ok := os.LookupEnv(key); ok {
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35 return v
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36 }
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37 return def
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38 }
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40 func envUint(key string, def uint) uint {
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41 if v, ok := os.LookupEnv(key); ok {
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42 x, err := strconv.ParseUint(v, 10, 64)
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43 if err != nil {
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44 log.Printf("warn: invalid uint env %s: %v\n", key, err)
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45 return def
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46 }
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47 return uint(x)
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48 }
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49 return def
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50 }