2 NNCP -- Node to Node copy, utilities for store-and-forward data exchange
3 Copyright (C) 2016-2017 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, either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
19 // Croned NNCP TCP daemon caller
36 fmt.Fprintf(os.Stderr, nncp.UsageHeader())
37 fmt.Fprintln(os.Stderr, "nncp-caller -- croned NNCP TCP daemon caller\n")
38 fmt.Fprintf(os.Stderr, "Usage: %s [options] [NODE ...]\n", os.Args[0])
39 fmt.Fprintln(os.Stderr, "Options:")
45 cfgPath = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
46 quiet = flag.Bool("quiet", false, "Print only errors")
47 debug = flag.Bool("debug", false, "Print debug messages")
48 version = flag.Bool("version", false, "Print version information")
49 warranty = flag.Bool("warranty", false, "Print warranty information")
54 fmt.Println(nncp.Warranty)
58 fmt.Println(nncp.VersionGet())
62 cfgRaw, err := ioutil.ReadFile(nncp.CfgPathFromEnv(cfgPath))
64 log.Fatalln("Can not read config:", err)
66 ctx, err := nncp.CfgParse(cfgRaw)
68 log.Fatalln("Can not parse config:", err)
73 var nodes []*nncp.Node
75 for _, nodeId := range flag.Args() {
76 node, err := ctx.FindNode(nodeId)
78 log.Fatalln("Invalid NODE specified:", err)
80 if len(node.Calls) == 0 {
81 ctx.LogD("caller", nncp.SDS{"node": node.Id}, "has no calls, skipping")
84 nodes = append(nodes, node)
87 for _, node := range ctx.Neigh {
88 if len(node.Calls) == 0 {
89 ctx.LogD("caller", nncp.SDS{"node": node.Id}, "has no calls, skipping")
92 nodes = append(nodes, node)
97 for _, node := range nodes {
98 for i, call := range node.Calls {
100 go func(node *nncp.Node, i int, call *nncp.Call) {
103 if call.Addr == nil {
104 for _, addr := range node.Addrs {
105 addrs = append(addrs, addr)
108 addrs = append(addrs, *call.Addr)
110 sds := nncp.SDS{"node": node.Id, "callindex": strconv.Itoa(i)}
113 t := call.Cron.Next(n)
114 ctx.LogD("caller", sds, t.String())
116 ctx.LogE("caller", sds, "got zero time")
123 ctx.LogD("caller", sds, "busy")