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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
#!/bin/bash
# vi: ts=4 expandtab
RELEASE_NODE_NAME=""
UBUNTU_RELEASES=""
TEMPF=""
MAASNAME=${MAASNAME:-maaslocal}
MAASCLI=${MAASCLI:-maas}
VERBOSITY=0
Usage() {
cat <<EOF
Usage: ${0##*/} [options] node release [user-data-file]
deploy 'node' with 'release' and user-data in file 'user-data-file'
node: launch this node
'any', a hostname, an IP, or a system_id
release: an ubuntu release codename
options:
-h | --help show this message
--hwe hwe-X request node with hwe-X kernel
EOF
}
cleanup() {
[ -f "$TEMPF" ] && rm "$TEMPF"
if [ -n "$RELEASE_NODE_NAME" ]; then
debug 0 "releasing ${RELEASE_NODE_NAME}" 1>&2
$MAASCLI "$MAASNAME" node release "${RELEASE_NODE_NAME}"
fi
}
error() { echo "$@" 1>&2; }
fail() { [ $# -eq 0 ] || error "$@"; exit 2; }
debug() {
local level=${1}; shift;
[ "${level}" -gt "${VERBOSITY}" ] && return
error "${@}"
}
is_release() {
local maybe_rel="$1" r="" rels=""
local static_releases="precise trusty wily xenial yakkety"
if [ -z "${UBUNTU_RELEASES}" ]; then
if rels=$(ubuntu-distro-info --supported 2>/dev/null); then
UBUNTU_RELEASES=${rels}
else
UBUNTU_RELEASES=${static_releases}
fi
fi
for r in ${UBUNTU_RELEASES}; do
[ "$r" = "$maybe_rel" ] && return 0
done
return 1
}
bad_Usage() { Usage 1>&2; [ $# -eq 0 ] || error "$@"; exit 1; }
inpath() { for i in "$@"; do which $i; done >/dev/null; }
short_opts="hs:v"
long_opts="help,hwe:,verbose"
getopt_out=$(getopt --name "${0##*/}" \
--options "${short_opts}" --long "${long_opts}" -- "$@") &&
eval set -- "${getopt_out}" ||
bad_Usage
hwe=""
while [ $# -ne 0 ]; do
cur=${1}; next=${2};
case "$cur" in
-h|--help) Usage ; exit 0;;
-v|--verbose) VERBOSITY=$((${VERBOSITY}+1));;
-H|--hwe) hwe=$next;;
--) shift; break;;
esac
shift;
done
[ $# -eq 2 -o $# -eq 3 ] || { Usage 1>&2; exit 1; }
[ "$1" = "-h" -o "$1" = "--help" ] && { Usage; exit 0; }
mypath=$(readlink -f "$0")
myd=${mypath%/*}
deps="maas-dump-data"
inpath $deps ||
{ PATH="${myd}:$PATH" && inpath $deps; } ||
fail "need $deps in path"
input_node="$1"
release="$2"
if [ $# -eq 3 ]; then
ud_file="$3"
[ -f "${ud_file}" ] || fail "$ud_file: not a file"
ud_b64=$(base64 --wrap=0 < "$ud_file") ||
fail "failed base64 encode $3"
else
ud_b64=""
fi
TEMPF=$(mktemp "${TMPDIR:-/tmp}/${0##*/}.XXXXXX")
trap cleanup EXIT
if ! is_release "$release"; then
fail "bad release '$release'"
fi
if [ "$input_node" = "any" ]; then
ninfo="any"
name=""
else
maas-dump-data --long > "$TEMPF" || fail "maas-dump-data failed"
sysid=$(awk '($1 ~ mm || $2 ~ mm || $3 ~ mm) { print $3 }' \
"mm=^${input_node}([.]|$)" "$TEMPF") &&
[ -n "$sysid" ] || fail "failed to find system_id for ${input_node}"
ninfo="${input_node}/$sysid"
state=$(awk '$3 == sysid { print $4 }' "sysid=${sysid}" "${TEMPF}")
state=${state%/*}
[ "$state" = "READY" ] || fail "node $ninfo is in '$state', not 'READY'"
name=$(awk '$3 == sysid { print $1 }' "sysid=${sysid}" "${TEMPF}")
[ -n "$name" ] || fail "failed to get name"
fi
acquire=( $MAASCLI "$MAASNAME" nodes acquire ${name:+"name=$name"} )
debug 1 "${acquire[*]}"
out=$("${acquire[@]}" 2>&1) && RELEASE_NODE_NAME="$sysid" ||
{ error "$out"; fail "failed to acquire name=$name"; }
if [ "$input_node" = "any" ]; then
toks=$(echo "$out" |
python -c 'import yaml, sys; d=yaml.load(sys.stdin); print d["system_id"], d["hostname"]')
sysid="${toks%% *}"
RELEASE_NODE_NAME="$sysid"
name=${toks#${sysid} }
name=${name%%.*}
ninfo="${name}/$sysid"
fi
debug 1 "acquired $name/$sysid"
## if you have maas < 1.9, the only path for you is this.
if false && [ -n "$hwe" ]; then
# this depends on user being allowed to change subarch LP: #1459762
# future would use the path that comes out of LP: #1437059
cur_arch_subarch=$(echo "$out" |
python -c 'import sys, json; print(json.load(sys.stdin)["architecture"])')
cur_arch=${cur_arch_subarch%/*}
cur_subarch=${cur_arch_subarch#*/}
if [ "$cur_subarch" != "$hwe" ]; then
debug 1 "changing subarch $cur_arch/$cur_subarch -> $cur_arch/$hwe"
out=$($MAASCLI "$MAASNAME" node update "$sysid" architecture="$cur_arch/$hwe") ||
fail "failed to set subarch to $hwe: $out"
fi
fi
start=( $MAASCLI "$MAASNAME" node start "$sysid"
hwe_kernel=${hwe}
${ud_b64:+"user_data=${ud_b64}"} "distro_series=$release" )
# it seems we have to wait some here
#sleep 2 # dont really know why
debug 1 "${start[*]}"
"${start[@]}" && RELEASE_NODE_NAME="" || fail "failed to start $system_id"
echo "$(date --utc -R): started ${ninfo} with $release${hwe:+/${hwe}}"
|