2 NNCP -- Node to Node copy, utilities for store-and-forward data exchange
3 Copyright (C) 2016-2021 Sergey Matveev <stargrave@stargrave.org>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, version 3 of the License.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 // Remove packet from the queue.
32 "go.cypherpunks.ru/nncp/v5"
36 fmt.Fprintf(os.Stderr, nncp.UsageHeader())
37 fmt.Fprintf(os.Stderr, "nncp-rm -- remove packet\n\n")
38 fmt.Fprintf(os.Stderr, "Usage: %s [options] -tmp\n", os.Args[0])
39 fmt.Fprintf(os.Stderr, " %s [options] -lock\n", os.Args[0])
40 fmt.Fprintf(os.Stderr, " %s [options] -node NODE -part\n", os.Args[0])
41 fmt.Fprintf(os.Stderr, " %s [options] -node NODE -seen\n", os.Args[0])
42 fmt.Fprintf(os.Stderr, " %s [options] -node NODE {-rx|-tx}\n", os.Args[0])
43 fmt.Fprintf(os.Stderr, " %s [options] -node NODE -pkt PKT\n", os.Args[0])
44 fmt.Fprintln(os.Stderr, "-older option's time units are: (s)econds, (m)inutes, (h)ours, (d)ays")
45 fmt.Fprintln(os.Stderr, "Options:")
51 cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
52 doTmp = flag.Bool("tmp", false, "Remove all temporary files")
53 doLock = flag.Bool("lock", false, "Remove all lock files")
54 nodeRaw = flag.String("node", "", "Node to remove files in")
55 doRx = flag.Bool("rx", false, "Process received packets")
56 doTx = flag.Bool("tx", false, "Process transfered packets")
57 doPart = flag.Bool("part", false, "Remove only .part files")
58 doSeen = flag.Bool("seen", false, "Remove only .seen files")
59 older = flag.String("older", "", "XXX{smhd}: only older than XXX number of time units")
60 dryRun = flag.Bool("dryrun", false, "Do not actually remove files")
61 pktRaw = flag.String("pkt", "", "Packet to remove")
62 spoolPath = flag.String("spool", "", "Override path to spool")
63 quiet = flag.Bool("quiet", false, "Print only errors")
64 debug = flag.Bool("debug", false, "Print debug messages")
65 version = flag.Bool("version", false, "Print version information")
66 warranty = flag.Bool("warranty", false, "Print warranty information")
71 fmt.Println(nncp.Warranty)
75 fmt.Println(nncp.VersionGet())
79 ctx, err := nncp.CtxFromCmdline(*cfgPath, *spoolPath, "", *quiet, false, false, *debug)
81 log.Fatalln("Error during initialization:", err)
85 var oldBoundaryRaw int
87 olderRe := regexp.MustCompile(`^(\d+)([smhd])$`)
88 matches := olderRe.FindStringSubmatch(*older)
89 if len(matches) != 1+2 {
90 log.Fatalln("can not parse -older")
92 oldBoundaryRaw, err = strconv.Atoi(matches[1])
94 log.Fatalln("can not parse -older:", err)
102 oldBoundaryRaw *= 60 * 60
104 oldBoundaryRaw *= 60 * 60 * 24
107 oldBoundary := time.Second * time.Duration(oldBoundaryRaw)
112 filepath.Join(ctx.Spool, "tmp"),
113 func(path string, info os.FileInfo, err error) error {
120 if now.Sub(info.ModTime()) < oldBoundary {
121 ctx.LogD("nncp-rm", nncp.SDS{"file": path}, "too fresh, skipping")
124 ctx.LogI("nncp-rm", nncp.SDS{"file": path}, "")
128 return os.Remove(path)
131 log.Fatalln("Error during walking:", err)
136 err = filepath.Walk(ctx.Spool, func(path string, info os.FileInfo, err error) error {
143 if strings.HasSuffix(info.Name(), ".lock") {
144 ctx.LogI("nncp-rm", nncp.SDS{"file": path}, "")
148 return os.Remove(path)
153 log.Fatalln("Error during walking:", err)
161 node, err := ctx.FindNode(*nodeRaw)
163 log.Fatalln("Invalid -node specified:", err)
165 remove := func(xx nncp.TRxTx) error {
166 return filepath.Walk(
167 filepath.Join(ctx.Spool, node.Id.String(), string(xx)),
168 func(path string, info os.FileInfo, err error) error {
175 if now.Sub(info.ModTime()) < oldBoundary {
176 ctx.LogD("nncp-rm", nncp.SDS{"file": path}, "too fresh, skipping")
179 if *doSeen && strings.HasSuffix(info.Name(), nncp.SeenSuffix) {
180 ctx.LogI("nncp-rm", nncp.SDS{"file": path}, "")
184 return os.Remove(path)
186 if *doPart && strings.HasSuffix(info.Name(), nncp.PartSuffix) {
187 ctx.LogI("nncp-rm", nncp.SDS{"file": path}, "")
191 return os.Remove(path)
193 if *pktRaw != "" && filepath.Base(info.Name()) == *pktRaw {
194 ctx.LogI("nncp-rm", nncp.SDS{"file": path}, "")
198 return os.Remove(path)
203 ((*doRx && xx == nncp.TRx) || (*doTx && xx == nncp.TTx)) {
204 ctx.LogI("nncp-rm", nncp.SDS{"file": path}, "")
208 return os.Remove(path)
213 if *pktRaw != "" || *doRx || *doSeen || *doPart {
214 if err = remove(nncp.TRx); err != nil {
215 log.Fatalln("Can not remove:", err)
218 if *pktRaw != "" || *doTx {
219 if err = remove(nncp.TTx); err != nil {
220 log.Fatalln("Can not remove:", err)