i fount the reason , i was running this in the openwrt,but openwrt has a unique startup init file ,i put here,

!/bin/sh /etc/rc.common

Copyright (C) 2011 OpenWrt.org

Copyright (C) 2011 Linus Lüssing

Based on Jo-Philipp Wich's OpenVPN init script

This is free software, licensed under the GNU General Public License v2.

See /LICENSE for more information.

START=42

SERVICE_USE_PID=1

BIN=/usr/sbin/tincd if ( type extra_command >/dev/null 2>&1 ); then extra_command "up" " Setting instance up" extra_command "down" " Setting instance down" else EXTRA_COMMANDS="up down" fi

LIST_SEP=" " TMP_TINC="/tmp/tinc"

appendparam() { local v="$1" case "$v" in *_*) v=${v%%}-${v#}; v=${v%%}-${v#}; v=${v%%}-${v#} ;; *_) v=${v%%}-${v#}; v=${v%%}-${v#} ;; _) v=${v%%}-${v#} ;; esac ARGS="$ARGS --$v" return 0 }

append_conf_bools() { local p; local v; local s="$1"; local f="$2"; shift; shift for p in $*; do config_get_bool v "$s" "$p" [ "$v" == 1 ] && echo "$p = yes" >> "$f" [ "$v" == 0 ] && echo "$p = no" >> "$f" done }

append_params() { local p; local v; local s="$1"; shift for p in $*; do config_get v "$s" "$p" IFS="$LIST_SEP" for v in $v; do [ -n "$v" ] && append_param "$p" && ARGS="$ARGS=$v" done unset IFS done }

append_conf_params() { local p; local v; local s="$1"; local f="$2"; shift; shift for p in $*; do config_get v "$s" "$p" IFS="$LIST_SEP" for v in $v; do

Look up OpenWRT interface names

        [ "$p" = "BindToInterface" ] && {
            local ifname=$(uci_get_state network "$v" ifname "")
            [ -n "$ifname" ] && v="$ifname"
        }

        [ -n "$v" ] && echo "$p = $v" >> "$f"
    done
    unset IFS
done

}

section_enabled() { config_get_bool enabled "$1" 'enabled' 0 [ $enabled -gt 0 ] }

prepare_host() { local s="$1" local n

# net disabled?
config_get n "$s" net
section_enabled "$n" || return 1

if [ "$#" = "2" ]; then
    [ "$2" != "$n" ] && return 1
fi

HOST_CONF_FILE="$TMP_TINC/$n/hosts/$s"
MANDATORY_PARAM_IN_UCI=0
[ ! -f "/etc/tinc/$n/hosts/$s" ] && {
    config_get pk_i "$s" "PublicKey"
    config_get pk_f "$s" "PublicKeyFile"
    config_get pked_i "$s" "Ed25519PublicKey"
    config_get pked_f "$s" "Ed25519PublicKeyFile"
    config_get na "$s" "Name"
    if [ -n "$na" ] ; then
        HOST_CONF_FILE="$TMP_TINC/$n/hosts/$na"
    fi
    if [ -n "$pk_i$pk_f$pked_i$pked_f" ] ; then
        MANDATORY_PARAM_IN_UCI=1
    fi
}

# host disabled?
section_enabled "$s" || {
    [ -f "$HOST_CONF_FILE" ] && rm "$HOST_CONF_FILE"
    return 1
}

[ ! -f "/etc/tinc/$n/hosts/$s" ] && {
    if [ "$MANDATORY_PARAM_IN_UCI" -eq 1 ] ; then
        touch "$HOST_CONF_FILE"
    else
        echo -n "tinc: Warning, public key for $s for network $n "
        echo -n "missing in /etc/tinc/$n/hosts/$s, "
        echo "skipping configuration of $s"
        return 1
    fi
}

# append flags
append_conf_bools "$s" "$HOST_CONF_FILE" \
    ClampMSS \
    IndirectData \
    PMTUDiscovery \
    TCPOnly

# append params
append_conf_params "$s" "$HOST_CONF_FILE" \
    Address \
    Cipher \
    Compression \
    Digest \
    Ed25519PublicKey \
    Ed25519PublicKeyFile \
    MACLength \
    PMTU \
    Port \
    PublicKey \
    PublicKeyFile \
    Subnet

}

check_gen_own_key() { local s="$1"; local n; local k

config_get n "$s" Name
config_get_bool k "$s" generate_keys 0
[ "$k" == 0 ] && return 0

([ -z "$n" ] || [ -f "$TMP_TINC/$s/hosts/$n" ] || [ -f "$TMP_TINC/$s/rsa_key.priv" ]) && \
    return 0
[ ! -d "$TMP_TINC/$s/hosts" ] && mkdir -p "$TMP_TINC/$s/hosts"

config_get k "$s" key_size
if [ -z "$k" ]; then
    $BIN -c "$TMP_TINC/$s" generate-keys </dev/null
else
    $BIN -c "$TMP_TINC/$s" generate-keys "$k" </dev/null
fi

[ ! -d "/etc/tinc/$s/hosts" ] && mkdir -p "/etc/tinc/$s/hosts"
cp "$TMP_TINC/$s/rsa_key.priv" "/etc/tinc/$s/"
[ -n "$n" ] && cp "$TMP_TINC/$s/hosts/$n" "/etc/tinc/$s/hosts/"

}

prepare_net() { local s="$1" local n

section_enabled "$s" || return 1

[ -d "$TMP_TINC/$s" ] && rm -rf "$TMP_TINC/$s/"
mkdir -p "$TMP_TINC/$s/hosts"
[ -d "/etc/tinc/$s" ] && cp -r "/etc/tinc/$s" "$TMP_TINC/"

# append flags
append_conf_bools "$s" "$TMP_TINC/$s/tinc.conf" \
    AutoConnect \
    DecrementTTL \
    DeviceStandby \
    DirectOnly \
    ExperimentalProtocol \
    Hostnames \
    LocalDiscovery \
    PriorityInheritance \
    StrictSubnets \
    TunnelServer \
    ClampMSS \
    IndirectData \
    PMTUDiscovery \
    TCPOnly

# append params
append_conf_params "$s" "$TMP_TINC/$s/tinc.conf" \
    AddressFamily \
    BindToAddress \
    BindToInterface \
    Broadcast \
    BroadcastSubnet \
    ConnectTo \
    Device \
    DeviceType \
    Ed25519PrivateKeyFile \
    Forwarding \
    Interface \
    ListenAddress \
    LocalDiscoveryAddress \
    Mode \
    KeyExpire \
    MACExpire \
    MaxConnectionBurst \
    Name \
    PingInterval \
    PingTimeout \
    PrivateKey \
    PrivateKeyFile \
    ProcessPriority \
    Proxy \
    ReplayWindow \
    UDPRcvBuf \
    UDPSndBuf \
    Address \
    Cipher \
    Compression \
    Digest \
    MACLength \
    PMTU \
    Port \
    PublicKey \
    PublicKeyFile \
    Subnet \
    Weight

check_gen_own_key "$s" && return 0

}

start_instance() { local s="$1"

section_enabled "$s" || return 1

ARGS=""

# append params
append_params "$s" logfile debug

SERVICE_PID_FILE="/var/run/tinc.$s.pid"
service_start $BIN -c "$TMP_TINC/$s" $ARGS --pidfile="$SERVICE_PID_FILE"

}

stop_instance() { local s="$1"

section_enabled "$s" || return 1

SERVICE_PID_FILE="/var/run/tinc.$s.pid"
service_stop $BIN
# rm old config
rm -rf "$TMP_TINC/$s/"

}

reload_instance() { local s="$1"

section_enabled "$s" || return 1

SERVICE_PID_FILE="/var/run/tinc.$s.pid"
service_reload $BIN

}

start() { config_load 'tinc'

config_foreach prepare_net 'tinc-net'
config_foreach prepare_host 'tinc-host'

config_foreach start_instance 'tinc-net'

}

stop() { config_load 'tinc' config_foreach stop_instance 'tinc-net' }

reload() { config_load 'tinc' config_foreach reload_instance 'tinc-net' }

up() { local exists local instance config_load 'tinc' for instance in "$@"; do config_get exists "$instance" 'TYPE' if [ "$exists" == "tinc-net" ]; then prepare_net "$instance" config_foreach prepare_host 'tinc-host' "$instance" start_instance "$instance" fi done }

down() { local exists local instance config_load 'tinc' for instance in "$@"; do config_get exists "$instance" 'TYPE' if [ "$exists" == "tinc-net" ]; then stop_instance "$instance" fi done }

when the tinc started,the conf dir is put /tmp/tinc , so the file is in /tmp/tinc/netname/hosts/ , but it not syncing to /etc/tinc/netname/hosts, this problem will caused the tinc 1.1+,invite function not work well,the node can not trans self hosts file to server.

gsliepen / tinc

server can not exchange the server‘s host #454