/*
NNCP -- Node to Node copy, utilities for store-and-forward data exchange
-Copyright (C) 2016-2017 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2016-2019 Sergey Matveev <stargrave@stargrave.org>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
import (
"errors"
+ "io/ioutil"
+ "log"
"os"
"path/filepath"
+
+ "golang.org/x/sys/unix"
)
type Ctx struct {
- Self *NodeOur
- Neigh map[NodeId]*Node
- Alias map[string]*NodeId
+ Self *NodeOur
+ SelfId *NodeId
+ Neigh map[NodeId]*Node
+ Alias map[string]*NodeId
Spool string
LogPath string
fd.Close()
return nil
}
+
+func CtxFromCmdline(cfgPath, spoolPath, logPath string, quiet, debug bool) (*Ctx, error) {
+ env := os.Getenv(CfgPathEnv)
+ if env != "" {
+ cfgPath = env
+ }
+ cfgRaw, err := ioutil.ReadFile(cfgPath)
+ if err != nil {
+ return nil, err
+ }
+ ctx, err := CfgParse(cfgRaw)
+ if err != nil {
+ return nil, err
+ }
+ if spoolPath == "" {
+ env = os.Getenv(CfgSpoolEnv)
+ if env != "" {
+ ctx.Spool = env
+ }
+ } else {
+ ctx.Spool = spoolPath
+ }
+ if logPath == "" {
+ env = os.Getenv(CfgLogEnv)
+ if env != "" {
+ ctx.LogPath = env
+ }
+ } else {
+ ctx.LogPath = logPath
+ }
+ ctx.Quiet = quiet
+ ctx.Debug = debug
+ return ctx, nil
+}
+
+func (ctx *Ctx) IsEnoughSpace(want int64) bool {
+ var s unix.Statfs_t
+ if err := unix.Statfs(ctx.Spool, &s); err != nil {
+ log.Fatalln(err)
+ }
+ return s.Bavail*int64(s.Bsize) > want
+}