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/v6"
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 -nock\n", os.Args[0])
43 fmt.Fprintf(os.Stderr, " %s [options] -node NODE -hdr\n", os.Args[0])
44 fmt.Fprintf(os.Stderr, " %s [options] -node NODE {-rx|-tx}\n", os.Args[0])
45 fmt.Fprintf(os.Stderr, " %s [options] -node NODE -pkt PKT\n", os.Args[0])
46 fmt.Fprintln(os.Stderr, "-older option's time units are: (s)econds, (m)inutes, (h)ours, (d)ays")
47 fmt.Fprintln(os.Stderr, "Options:")
53 cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
54 doTmp = flag.Bool("tmp", false, "Remove all temporary files")
55 doHdr = flag.Bool("hdr", false, "Remove all .hdr files")
56 doLock = flag.Bool("lock", false, "Remove all lock files")
57 nodeRaw = flag.String("node", "", "Node to remove files in")
58 doRx = flag.Bool("rx", false, "Process received packets")
59 doTx = flag.Bool("tx", false, "Process transfered packets")
60 doPart = flag.Bool("part", false, "Remove only .part files")
61 doSeen = flag.Bool("seen", false, "Remove only .seen files")
62 doNoCK = flag.Bool("nock", false, "Remove only .nock files")
63 older = flag.String("older", "", "XXX{smhd}: only older than XXX number of time units")
64 dryRun = flag.Bool("dryrun", false, "Do not actually remove files")
65 pktRaw = flag.String("pkt", "", "Packet to remove")
66 spoolPath = flag.String("spool", "", "Override path to spool")
67 quiet = flag.Bool("quiet", false, "Print only errors")
68 debug = flag.Bool("debug", false, "Print debug messages")
69 version = flag.Bool("version", false, "Print version information")
70 warranty = flag.Bool("warranty", false, "Print warranty information")
72 log.SetFlags(log.Lshortfile)
76 fmt.Println(nncp.Warranty)
80 fmt.Println(nncp.VersionGet())
84 ctx, err := nncp.CtxFromCmdline(*cfgPath, *spoolPath, "", *quiet, false, false, *debug)
86 log.Fatalln("Error during initialization:", err)
90 var oldBoundaryRaw int
92 olderRe := regexp.MustCompile(`^(\d+)([smhd])$`)
93 matches := olderRe.FindStringSubmatch(*older)
94 if len(matches) != 1+2 {
95 log.Fatalln("can not parse -older")
97 oldBoundaryRaw, err = strconv.Atoi(matches[1])
99 log.Fatalln("can not parse -older:", err)
107 oldBoundaryRaw *= 60 * 60
109 oldBoundaryRaw *= 60 * 60 * 24
112 oldBoundary := time.Second * time.Duration(oldBoundaryRaw)
117 filepath.Join(ctx.Spool, "tmp"),
118 func(path string, info os.FileInfo, err error) error {
125 if now.Sub(info.ModTime()) < oldBoundary {
126 ctx.LogD("rm-skip", nncp.LEs{{K: "File", V: path}}, func(les nncp.LEs) string {
127 return fmt.Sprintf("File %s: too fresh, skipping", path)
131 ctx.LogI("rm", nncp.LEs{{K: "File", V: path}}, func(les nncp.LEs) string {
132 return fmt.Sprintf("File %s: removed", path)
137 return os.Remove(path)
140 log.Fatalln("Error during walking:", err)
145 err = filepath.Walk(ctx.Spool, func(path string, info os.FileInfo, err error) error {
152 if strings.HasSuffix(info.Name(), ".lock") {
153 ctx.LogI("rm", nncp.LEs{{K: "File", V: path}}, func(les nncp.LEs) string {
154 return fmt.Sprintf("File %s: removed", path)
159 return os.Remove(path)
164 log.Fatalln("Error during walking:", err)
172 node, err := ctx.FindNode(*nodeRaw)
174 log.Fatalln("Invalid -node specified:", err)
176 remove := func(xx nncp.TRxTx) error {
177 return filepath.Walk(
178 filepath.Join(ctx.Spool, node.Id.String(), string(xx)),
179 func(path string, info os.FileInfo, err error) error {
186 logMsg := func(les nncp.LEs) string {
187 return fmt.Sprintf("File %s: removed", path)
189 if now.Sub(info.ModTime()) < oldBoundary {
190 ctx.LogD("rm-skip", nncp.LEs{{K: "File", V: path}}, func(les nncp.LEs) string {
191 return fmt.Sprintf("File %s: too fresh, skipping", path)
195 if (*doSeen && strings.HasSuffix(info.Name(), nncp.SeenSuffix)) ||
196 (*doNoCK && strings.HasSuffix(info.Name(), nncp.NoCKSuffix)) ||
197 (*doHdr && strings.HasSuffix(info.Name(), nncp.HdrSuffix)) ||
198 (*doPart && strings.HasSuffix(info.Name(), nncp.PartSuffix)) {
199 ctx.LogI("rm", nncp.LEs{{K: "File", V: path}}, logMsg)
203 return os.Remove(path)
205 if *pktRaw != "" && filepath.Base(info.Name()) == *pktRaw {
206 ctx.LogI("rm", nncp.LEs{{K: "File", V: path}}, logMsg)
210 return os.Remove(path)
212 if !*doSeen && !*doNoCK && !*doHdr && !*doPart &&
214 ((*doRx && xx == nncp.TRx) || (*doTx && xx == nncp.TTx)) {
215 ctx.LogI("rm", nncp.LEs{{K: "File", V: path}}, logMsg)
219 return os.Remove(path)
224 if *pktRaw != "" || *doRx || *doSeen || *doNoCK || *doHdr || *doPart {
225 if err = remove(nncp.TRx); err != nil {
226 log.Fatalln("Can not remove:", err)
229 if *pktRaw != "" || *doTx || *doHdr {
230 if err = remove(nncp.TTx); err != nil {
231 log.Fatalln("Can not remove:", err)