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authorThomas Wiest <twiest@redhat.com>2015-05-02 01:24:36 -0400
committerThomas Wiest <twiest@redhat.com>2015-05-04 13:07:40 -0400
commit734c853474b18564c7252d22314fc729db6207bb (patch)
treefe50ff3e7fefe9a1f2dc6324a94a62db23154621 /bin
parent39a44ef1b7e64f73a65249bd930fcc6534788053 (diff)
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changed opssh to a bash script using ohi to make it easier to maintain, and to expose all of the pssh features directly.
Diffstat (limited to 'bin')
-rwxr-xr-xbin/opscp151
-rwxr-xr-xbin/opssh277
2 files changed, 215 insertions, 213 deletions
diff --git a/bin/opscp b/bin/opscp
index d76480253..32fd341b9 100755
--- a/bin/opscp
+++ b/bin/opscp
@@ -1,8 +1,9 @@
#!/bin/bash
+# vim: expandtab:tabstop=4:shiftwidth=4
function usage() {
- cat << EOF
+ cat << EOF
Usage: opscp [OPTIONS] local remote
Options:
@@ -10,12 +11,13 @@ Options:
--help show this help message and exit
-l USER, --user=USER username (OPTIONAL)
-p PAR, --par=PAR max number of parallel threads (OPTIONAL)
- --errdir=ERRDIR output directory for stderr files (OPTIONAL)
--outdir=OUTDIR output directory for stdout files (OPTIONAL)
- -e ENV, --env ENV Which environment to use
+ --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
+ 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)
@@ -34,89 +36,98 @@ EOF
if [ $# -eq 0 ] || [ "$1" == "--help" ]
then
- usage
- exit 1
+ 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
-PSCP_PAR=200
+PAR=200
USER=root
-PSCP_OPTIONS=""
+TIMEOUT=0
ENV=""
HOST_TYPE=""
+
while [ $# -gt 0 ] ; do
- if [ "$1" == "-t" -o "$1" == "--host-type" ] ; then
- shift # get past the option
- HOST_TYPE=$1
- shift # get past the value of the option
-
- elif [ "$1" == "-e" ] ; then
- shift # get past the option
- ENV=$1
- shift # get past the value of the option
-
- elif [ "$1" == "-p" -o "$1" == "--par" ] ; then
- shift # get past the option
- PSCP_PAR=$1
- shift # get past the value of the option
-
- elif [ "$1" == "-l" -o "$1" == "--user" ] ; then
- shift # get past the option
- USER=$1
- shift # get past the value of the option
-
- elif [ "$1" == "--list-host-types" ] ; then
- ohi --list-host-types
- exit 0
-
- elif [ "$1" == "-h" -o "$1" == "--hosts" -o "$1" == "-H" -o "$1" == "--host" ] ||
- [ "$1" == "-o" ] ; then
- echo "ERROR: unknown option $1"
- exit 20
-
- else
- if [ "${1:0:1}" == "-" ] ; then
- # It's an option, don't quote
- PSCP_OPTIONS="$PSCP_OPTIONS $1"
- else
- PSCP_OPTIONS="$PSCP_OPTIONS '$1'"
- fi
- shift # Get past this option
- fi
+ 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+=("$1")
+ shift
+ ;;
+ esac
done
if [ -z "$ENV" ]
then
- echo
- echo "-e is a required paramemeter"
- echo
- exit 10
+ echo
+ echo "-e is a required paramemeter"
+ echo
+ exit 10
fi
if [ -z "$HOST_TYPE" ]
then
- echo
- echo "-t is a required paramemeter"
- echo
- exit 15
+ echo
+ echo "-t is a required paramemeter"
+ echo
+ exit 15
fi
-PSCP_OPTIONS="-t 0 -p $PSCP_PAR -l $USER -h <(ohi -t $HOST_TYPE -e $ENV 2>/dev/null) $PSCP_OPTIONS"
-
-
# See if the ohi options are valid
-ohi -t $HOST_TYPE -e $ENV &> /dev/null
+HOSTS="$(ohi -t "$HOST_TYPE" -e "$ENV" 2>/dev/null)"
ECODE=$?
if [ $ECODE -ne 0 ] ; then
- echo
- echo "ERROR: ohi failed with exit code $ECODE"
- echo
- echo "This is usually caused by a bad value passed for host-type or environment."
- echo
- exit 25
+ echo
+ echo "ERROR: ohi failed with exit code $ECODE"
+ echo
+ echo "This is usually caused by a bad value passed for host-type or environment."
+ echo
+ exit 25
fi
-echo
-echo "Running: pscp.pssh $PSCP_OPTIONS"
-echo
-
-eval pscp.pssh $PSCP_OPTIONS
+exec pscp.pssh -t $TIMEOUT -p $PAR -l $USER -h <(echo "$HOSTS") "${args[@]}"
diff --git a/bin/opssh b/bin/opssh
index a4fceb6a8..130549506 100755
--- a/bin/opssh
+++ b/bin/opssh
@@ -1,146 +1,137 @@
-#!/usr/bin/env python
+#!/bin/bash
# vim: expandtab:tabstop=4:shiftwidth=4
-import argparse
-import traceback
-import sys
-import os
-import re
-import tempfile
-import time
-import subprocess
-import ConfigParser
-from openshift_ansible import awsutil
-from openshift_ansible.awsutil import ArgumentError
-
-DEFAULT_PSSH_PAR = 200
-PSSH = '/usr/bin/pssh'
-CONFIG_MAIN_SECTION = 'main'
-CONFIG_HOST_TYPE_ALIAS_SECTION = 'host_type_aliases'
-CONFIG_INVENTORY_OPTION = 'inventory'
-
-class Opssh(object):
- def __init__(self):
- self.inventory = None
- self.host_type_aliases = {}
- self.file_path = os.path.join(os.path.dirname(os.path.realpath(__file__)))
-
- # Default the config path to /etc
- self.config_path = os.path.join(os.path.sep, 'etc', \
- 'openshift_ansible', \
- 'openshift_ansible.conf')
-
- self.parse_cli_args()
- self.parse_config_file()
-
- self.aws = awsutil.AwsUtil(self.inventory, self.host_type_aliases)
-
- def run(self):
- if self.args.list_host_types:
- self.aws.print_host_types()
- return 0
-
- if self.args.host_type is not None or \
- self.args.env is not None:
- return self.run_pssh()
-
- # We weren't able to determine what they wanted to do
- raise ArgumentError("Invalid combination of arguments")
-
- def run_pssh(self):
- """Actually run the pssh command based off of the supplied options
- """
-
- # Default set of options
- pssh_args = [PSSH, '-t', '0', '-p', str(self.args.par), '--user', self.args.user]
-
- if self.args.inline:
- pssh_args.append("--inline")
-
- if self.args.outdir:
- pssh_args.extend(["--outdir", self.args.outdir])
-
- if self.args.errdir:
- pssh_args.extend(["--errdir", self.args.errdir])
-
- hosts = self.aws.get_host_list(host_type=self.args.host_type,
- env=self.args.env)
-
- with tempfile.NamedTemporaryFile(prefix='opssh-', delete=True) as f:
- for h in hosts:
- f.write(h + os.linesep)
- f.flush()
-
- pssh_args.extend(["-h", f.name])
- pssh_args.append(self.args.command)
-
- print
- print "Running: %s" % ' '.join(pssh_args)
- print
- return subprocess.call(pssh_args)
-
- return None
-
- def parse_config_file(self):
- if os.path.isfile(self.config_path):
- config = ConfigParser.ConfigParser()
- config.read(self.config_path)
-
- if config.has_section(CONFIG_MAIN_SECTION) and \
- config.has_option(CONFIG_MAIN_SECTION, CONFIG_INVENTORY_OPTION):
- self.inventory = config.get(CONFIG_MAIN_SECTION, CONFIG_INVENTORY_OPTION)
-
- self.host_type_aliases = {}
- if config.has_section(CONFIG_HOST_TYPE_ALIAS_SECTION):
- for alias in config.options(CONFIG_HOST_TYPE_ALIAS_SECTION):
- value = config.get(CONFIG_HOST_TYPE_ALIAS_SECTION, alias).split(',')
- self.host_type_aliases[alias] = value
-
- def parse_cli_args(self):
- """Setup the command line parser with the options we want
- """
-
- parser = argparse.ArgumentParser(description='Openshift Online PSSH Tool.')
-
- parser.add_argument('--list-host-types', default=False, action='store_true',
- help='List all of the host types')
-
- parser.add_argument('-e', '--env', action="store",
- help="Which environment to use")
-
- parser.add_argument('-t', '--host-type', action="store", default=None,
- help="Which host type to use")
-
- parser.add_argument('-c', '--command', action='store',
- help='Command to run on remote host(s)')
-
- parser.add_argument('--user', action='store', default='root',
- help='username')
-
- parser.add_argument('-i', '--inline', default=False, action='store_true',
- help='inline aggregated output and error for each server')
-
- parser.add_argument('-p', '--par', action='store', default=DEFAULT_PSSH_PAR,
- help=('max number of parallel threads (default %s)' % DEFAULT_PSSH_PAR))
-
- parser.add_argument('--outdir', action='store',
- help='output directory for stdout files')
-
- parser.add_argument('--errdir', action='store',
- help='output directory for stderr files')
-
- self.args = parser.parse_args()
-
-
-if __name__ == '__main__':
- if len(sys.argv) == 1:
- print "\nError: No options given. Use --help to see the available options\n"
- sys.exit(0)
-
- try:
- opssh = Opssh()
- exitcode = opssh.run()
- sys.exit(exitcode)
- except ArgumentError as e:
- print "\nError: %s\n" % e.message
+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+=("$1")
+ shift
+ ;;
+ esac
+done
+
+if [ -z "$ENV" ]
+then
+ echo
+ echo "-e is a required paramemeter"
+ echo
+ exit 10
+fi
+
+if [ -z "$HOST_TYPE" ]
+then
+ echo
+ echo "-t is a required paramemeter"
+ echo
+ exit 15
+fi
+
+# See if the ohi options are valid
+HOSTS="$(ohi -t "$HOST_TYPE" -e "$ENV" 2>/dev/null)"
+ECODE=$?
+
+if [ $ECODE -ne 0 ] ; then
+ echo
+ echo "ERROR: ohi failed with exit code $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[@]}"