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/>.
27 "github.com/dustin/go-humanize"
28 "github.com/gorhill/cronexpr"
32 Cron *cronexpr.Expression
38 OnlineDeadline time.Duration
39 MaxOnlineTime time.Duration
53 func (ctx *Ctx) CallNode(
59 onlineDeadline, maxOnlineTime time.Duration,
62 onlyPkts map[[MTHSize]byte]bool,
64 for _, addr := range addrs {
65 les := LEs{{"Node", node.Id}, {"Addr", addr}}
66 ctx.LogD("calling", les, func(les LEs) string {
67 return fmt.Sprintf("Calling %s (%s)", node.Name, addr)
69 var conn ConnDeadlined
72 conn, err = NewPipeConn(addr[1:])
73 } else if addr == UCSPITCPClient {
74 ucspiConn := UCSPIConn{R: os.NewFile(6, "R"), W: os.NewFile(7, "W")}
75 if ucspiConn.R == nil {
76 err = errors.New("no 6 file descriptor")
78 if ucspiConn.W == nil {
79 err = errors.New("no 7 file descriptor")
82 addr = UCSPITCPRemoteAddr()
87 conn, err = net.Dial("tcp", addr)
90 ctx.LogD("calling", append(les, LE{"Err", err}), func(les LEs) string {
91 return fmt.Sprintf("Calling %s (%s)", node.Name, addr)
95 ctx.LogD("call-connected", les, func(les LEs) string {
96 return fmt.Sprintf("Connected %s (%s)", node.Name, addr)
102 onlineDeadline: onlineDeadline,
103 maxOnlineTime: maxOnlineTime,
111 if err = state.StartI(conn); err == nil {
112 ctx.LogI("call-started", les, func(les LEs) string {
113 return fmt.Sprintf("Connection to %s (%s)", node.Name, addr)
116 ctx.LogI("call-finished", append(
118 LE{"Duration", int64(state.Duration.Seconds())},
119 LE{"RxBytes", state.RxBytes},
120 LE{"RxSpeed", state.RxSpeed},
121 LE{"TxBytes", state.TxBytes},
122 LE{"TxSpeed", state.TxSpeed},
123 ), func(les LEs) string {
125 "Finished call with %s (%d:%d:%d): %s received (%s/sec), %s transferred (%s/sec)",
127 int(state.Duration.Hours()),
128 int(state.Duration.Minutes()),
129 int(state.Duration.Seconds())%60,
130 humanize.IBytes(uint64(state.RxBytes)),
131 humanize.IBytes(uint64(state.RxSpeed)),
132 humanize.IBytes(uint64(state.TxBytes)),
133 humanize.IBytes(uint64(state.TxSpeed)),
140 ctx.LogE("call-started", les, err, func(les LEs) string {
141 return fmt.Sprintf("Connection to %s (%s)", node.Name, addr)