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
|
#!/bin/bash
# vim: expandtab:tabstop=4:shiftwidth=4
function usage() {
cat << EOF
Usage: opssh [OPTIONS] command [...]
Options:
--version show program's version number and exit
--help show this help message and exit
-l USER, --user=USER username (OPTIONAL)
-p PAR, --par=PAR max number of parallel threads (OPTIONAL)
--outdir=OUTDIR output directory for stdout files (OPTIONAL)
--errdir=ERRDIR output directory for stderr files (OPTIONAL)
-e ENV, --env ENV which environment to use
-t HOST_TYPE, --host-type HOST_TYPE
which host type to use
--list-host-types list all of the host types
--timeout=TIMEOUT timeout (secs) (0 = no timeout) per host (OPTIONAL)
-O OPTION, --option=OPTION
SSH option (OPTIONAL)
-v, --verbose turn on warning and diagnostic messages (OPTIONAL)
-A, --askpass Ask for a password (OPTIONAL)
-x ARGS, --extra-args=ARGS
Extra command-line arguments, with processing for
spaces, quotes, and backslashes
-X ARG, --extra-arg=ARG
Extra command-line argument
-i, --inline inline aggregated output and error for each server
--inline-stdout inline standard output for each server
-I, --send-input read from standard input and send as input to ssh
-P, --print print output as we get it
Example: opssh -t ex-srv -e stg -l irb2 --outdir /tmp/foo uptime
EOF
}
if [ $# -eq 0 ] || [ "$1" == "--help" ]
then
usage
exit 1
fi
# See if ohi is installed
if ! which ohi &>/dev/null ; then
echo "ERROR: can't find ohi (OpenShift Host Inventory) on your system, please either install the openshift-ansible-bin package, or add openshift-ansible/bin to your path."
exit 10
fi
PAR=200
USER=root
TIMEOUT=0
ARGS=()
ENV=""
HOST_TYPE=""
while [ $# -gt 0 ] ; do
case $1 in
-t|--host-type)
shift # get past the option
HOST_TYPE=$1
shift # get past the value of the option
;;
-e)
shift # get past the option
ENV=$1
shift # get past the value of the option
;;
--timeout)
shift # get past the option
TIMEOUT=$1
shift # get past the value of the option
;;
-p|--par)
shift # get past the option
PAR=$1
shift # get past the value of the option
;;
-l|--user)
shift # get past the option
USER=$1
shift # get past the value of the option
;;
--list-host-types)
ohi --list-host-types
exit 0
;;
-h|--hosts|-H|--host|-o)
echo "ERROR: unknown option $1"
exit 20
;;
*)
args+=("$1")
shift
;;
esac
done
# Get host list from ohi
if [ -n "$ENV" -a -n "$HOST_TYPE" ] ; then
HOSTS="$(ohi -t "$HOST_TYPE" -e "$ENV" 2>/dev/null)"
OHI_ECODE=$?
elif [ -n "$ENV" ] ; then
HOSTS="$(ohi -e "$ENV" 2>/dev/null)"
OHI_ECODE=$?
elif [ -n "$HOST_TYPE" ] ; then
HOSTS="$(ohi -t "$HOST_TYPE" 2>/dev/null)"
OHI_ECODE=$?
else
echo
echo "Error: either -e or -t must be specified"
echo
exit 10
fi
if [ $OHI_ECODE -ne 0 ] ; then
echo
echo "ERROR: ohi failed with exit code $OHI_ECODE"
echo
echo "This is usually caused by a bad value passed for host-type or environment."
echo
exit 25
fi
exec pssh -t $TIMEOUT -p $PAR -l $USER -h <(echo "$HOSTS") "${args[@]}"
|
