blob: 5df67b78efc1af7d607ce5c9caf159fce01e31c8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
#!/bin/bash
# The following environment variables may be set to substitute in a
# custom bridge or interface name. Normally these are provided by the calling
# SoftwareConfig resource, but they may also be set manually for testing.
# $bridge_name : The bridge device name to apply
# $interface_name : The interface name to apply
#
# Also this token is replaced via a str_replace in the SoftwareConfig running
# the script - in future we may extend this to also work with a variable, e.g
# a deployment input via input_values
# $network_config : the json serialized os-net-config config to apply
#
set -ux
function get_metadata_ip() {
local METADATA_IP
# Look for a variety of Heat transports
# FIXME: Heat should provide a way to obtain this in a single place
for URL in os-collect-config.cfn.metadata_url os-collect-config.heat.auth_url os-collect-config.request.metadata_url os-collect-config.zaqar.auth_url; do
METADATA_IP=$(os-apply-config --key $URL --key-default '' --type raw 2>/dev/null | sed -e 's|http.*://\([^:]*\).*|\1|')
[ -n "$METADATA_IP" ] && break
done
echo $METADATA_IP
}
function is_local_ip() {
local IP_TO_CHECK=$1
if ip -o a | grep "inet6\? $IP_TO_CHECK/" &>/dev/null; then
return 0
else
return 1
fi
}
function ping_metadata_ip() {
local METADATA_IP=$(get_metadata_ip)
if [ -n "$METADATA_IP" ] && ! is_local_ip $METADATA_IP; then
echo -n "Trying to ping metadata IP ${METADATA_IP}..."
local COUNT=0
until ping -c 1 $METADATA_IP &> /dev/null; do
COUNT=$(( $COUNT + 1 ))
if [ $COUNT -eq 10 ]; then
echo "FAILURE"
echo "$METADATA_IP is not pingable." >&2
exit 1
fi
done
echo "SUCCESS"
else
echo "No metadata IP found. Skipping."
fi
}
function configure_safe_defaults() {
[[ $? == 0 ]] && return 0
cat > /etc/os-net-config/dhcp_all_interfaces.yaml <<EOF_CAT
# This file is an autogenerated safe defaults file for os-net-config
# which runs DHCP on all discovered interfaces to ensure connectivity
# back to the undercloud for updates
network_config:
EOF_CAT
for iface in $(ls /sys/class/net | grep -v ^lo$); do
local mac_addr_type="$(cat /sys/class/net/${iface}/addr_assign_type)"
if [ "$mac_addr_type" != "0" ]; then
echo "Device has generated MAC, skipping."
else
ip link set dev $iface up &>/dev/null
HAS_LINK="$(cat /sys/class/net/${iface}/carrier)"
TRIES=10
while [ "$HAS_LINK" == "0" -a $TRIES -gt 0 ]; do
HAS_LINK="$(cat /sys/class/net/${iface}/carrier)"
if [ "$HAS_LINK" == "1" ]; then
break
else
sleep 1
fi
TRIES=$(( TRIES - 1 ))
done
if [ "$HAS_LINK" == "1" ] ; then
cat >> /etc/os-net-config/dhcp_all_interfaces.yaml <<EOF_CAT
-
type: interface
name: $iface
use_dhcp: true
EOF_CAT
fi
fi
done
os-net-config -c /etc/os-net-config/dhcp_all_interfaces.yaml -v --detailed-exit-codes --cleanup
RETVAL=$?
if [[ $RETVAL == 2 ]]; then
ping_metadata_ip
elif [[ $RETVAL != 0 ]]; then
echo "ERROR: configuration of safe defaults failed."
fi
}
if [ -n '$network_config' ]; then
trap configure_safe_defaults EXIT
mkdir -p /etc/os-net-config
# Note these variables come from the calling heat SoftwareConfig
echo '$network_config' > /etc/os-net-config/config.json
sed -i "s/bridge_name/${bridge_name:-''}/" /etc/os-net-config/config.json
sed -i "s/interface_name/${interface_name:-''}/" /etc/os-net-config/config.json
os-net-config -c /etc/os-net-config/config.json -v --detailed-exit-codes
RETVAL=$?
if [[ $RETVAL == 2 ]]; then
ping_metadata_ip
#NOTE: dprince this udev rule can apparently leak DHCP processes?
# https://bugs.launchpad.net/tripleo/+bug/1538259
# until we discover the root cause we can simply disable the
# rule because networking has already been configured at this point
if [ -f /etc/udev/rules.d/99-dhcp-all-interfaces.rules ]; then
rm /etc/udev/rules.d/99-dhcp-all-interfaces.rules
fi
elif [[ $RETVAL != 0 ]]; then
echo "ERROR: os-net-config configuration failed." >&2
exit 1
fi
fi
|
