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mirror of https://github.com/lus/pasty.git synced 2023-08-10 21:13:09 +03:00
pasty/internal/config/compatibility.go
2023-06-17 18:55:55 +02:00

73 lines
2.6 KiB
Go

package config
import (
"github.com/joho/godotenv"
"github.com/rs/zerolog/log"
"os"
)
var removedKeys = []string{
"PASTY_HASTEBIN_SUPPORT",
"PASTY_STORAGE_FILE_PATH",
"PASTY_STORAGE_MONGODB_CONNECTION_STRING",
"PASTY_STORAGE_MONGODB_DATABASE",
"PASTY_STORAGE_MONGODB_COLLECTION",
"PASTY_STORAGE_S3_ENDPOINT",
"PASTY_STORAGE_S3_ACCESS_KEY_ID",
"PASTY_STORAGE_S3_SECRET_ACCESS_KEY",
"PASTY_STORAGE_S3_SECRET_TOKEN",
"PASTY_STORAGE_S3_SECURE",
"PASTY_STORAGE_S3_REGION",
"PASTY_STORAGE_S3_BUCKET",
}
var keyRedirects = map[string][]string{
"PASTY_ADDRESS": {"PASTY_WEB_ADDRESS"},
"PASTY_STORAGE_DRIVER": {"PASTY_STORAGE_TYPE"},
"PASTY_POSTGRES_DSN": {"PASTY_STORAGE_POSTGRES_DSN"},
"PASTY_PASTE_ID_LENGTH": {"PASTY_ID_LENGTH"},
"PASTY_PASTE_ID_CHARSET": {"PASTY_ID_CHARACTERS"},
"PASTY_PASTE_LENGTH_CAP": {"PASTY_LENGTH_CAP"},
"PASTY_REPORTS_ENABLED": {"PASTY_REPORTS_ENABLED"},
"PASTY_REPORTS_WEBHOOK_URL": {"PASTY_REPORT_WEBHOOK"},
"PASTY_REPORTS_WEBHOOK_TOKEN": {"PASTY_REPORT_WEBHOOK_TOKEN"},
"PASTY_CLEANUP_ENABLED": {"PASTY_AUTODELETE"},
"PASTY_CLEANUP_PASTE_LIFETIME": {"PASTY_AUTODELETE_LIFETIME"},
"PASTY_CLEANUP_TASK_INTERVAL": {"PASTY_AUTODELETE_TASK_INTERVAL"},
"PASTY_MODIFICATION_TOKENS_ENABLED": {"PASTY_MODIFICATION_TOKENS", "PASTY_DELETION_TOKENS"},
"PASTY_MODIFICATION_TOKEN_CHARSET": {"PASTY_MODIFICATION_TOKEN_CHARACTERS"},
"PASTY_MODIFICATION_TOKEN_MASTER": {"PASTY_DELETION_TOKEN_MASTER"},
"PASTY_MODIFICATION_TOKEN_LENGTH": {"PASTY_DELETION_TOKEN_LENGTH"},
}
// Compatibility runs several compatibility measurements.
// This is used to redirect legacy config keys to their new equivalent or print warnings about deprecated ones.
func Compatibility() {
_ = godotenv.Overload()
for _, key := range removedKeys {
if isSet(key) {
log.Warn().Msgf("You have set the '%s' environment variable. This variable has been discontinued and has no further effect.", key)
}
}
for newKey, oldKeys := range keyRedirects {
if !isSet(newKey) {
for _, oldKey := range oldKeys {
if isSet(oldKey) {
if err := os.Setenv(newKey, os.Getenv(oldKey)); err != nil {
continue
}
log.Warn().Msgf("You have set the '%s' environment variable. This variable has been renamed to '%s'. The value has been propagated, but please consider adjusting your configuration to avoid further complications.", oldKey, newKey)
break
}
}
}
}
}
func isSet(key string) bool {
_, ok := os.LookupEnv(key)
return ok
}