DaanSelen
99 lines
2.2 KiB
Go
99 lines
2.2 KiB
Go
package bootstrap
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import (
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"os"
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"path/filepath"
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"slices"
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"strconv"
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)
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type Environment struct {
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Version string
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Codename string
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LogLevel string
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DataDirectory string
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ContentDirectory string
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Hostname string
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Port int
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WatchdogEnabled bool
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WatchdogInterval int
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WatchdogSyncMode string
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}
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var (
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validSyncModes = []string{
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"sync",
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"strict",
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"dry",
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}
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)
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// part of environment checking
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func safeStringGrab(key, fallback string) string {
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if v, ok := os.LookupEnv(key); ok {
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return v
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}
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return fallback
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}
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func safeIntGrab(key string, fallback int) int {
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if v, ok := os.LookupEnv(key); ok {
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if i, err := strconv.Atoi(v); err == nil {
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return i
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}
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}
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return fallback
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}
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func safeBoolGrab(key string, fallback bool) bool {
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if v, ok := os.LookupEnv(key); ok {
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if b, err := strconv.ParseBool(v); err == nil {
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return b
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}
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}
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return fallback
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}
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func safeSyncModeGrab(key, fallback string) string {
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if v, ok := os.LookupEnv(key); ok {
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if slices.Contains(validSyncModes, v) {
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return v
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}
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}
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return fallback
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}
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func GrabEnvironment() Environment {
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cwd, err := os.Getwd()
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if err != nil {
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cwd = "."
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}
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fbBase := filepath.Join(cwd, "data")
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fbContent := filepath.Join(fbBase, "content")
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return Environment{
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// Basic server configuration
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Version: safeStringGrab("VERSION", "0.0.1"),
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Codename: safeStringGrab("CODENAME", "Magical Anomaly"),
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LogLevel: safeStringGrab("LOG_LEVEL", "debug"),
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// GIN API configuration
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DataDirectory: safeStringGrab("DATA_DIR", fbBase),
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ContentDirectory: safeStringGrab("CONTENT_DIR", fbContent),
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Hostname: safeStringGrab("HOSTNAME", "0.0.0.0"),
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Port: safeIntGrab("PORT", 8080),
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// watchdog configuration
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// watchdog is the integrity checker/steward
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WatchdogEnabled: safeBoolGrab("WATCHDOG_ENABLED", true),
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WatchdogInterval: safeIntGrab("WATCHDOG_INTERVAL", 60),
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// sync: sync local files to the database, for example when you want to allow local inserting files which then get added to the database
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// strict: make the database leading, this is when you only allow API uploads to be registered, and remove orphaned filesystem files
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// dry: do nothing
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WatchdogSyncMode: safeStringGrab("WATCHDOG_SYNC_MODE", "strict"),
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}
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}
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