deploy

#!/bin/bash

# install versioned repos into production system using myrepos shell.

function m_describe() {
    echo "m_describe"
    host=$1
    cmd="cd /home/ubuntu/proj/dsa110-shell && pwd && mr --trust-all -c .mrconfig_production run git describe"
    #cmd="cd /home/ubuntu/proj/dsa110-shell && pwd"
    echo "ssh -q ubuntu@$host $cmd"
    out=`ssh -q ubuntu@$host "$cmd"` > /dev/null 2>&1
    echo $out
}

function m_update() {
    host=$1
    version="$2"
    cmd="cd /home/ubuntu/proj/dsa110-shell && git fetch --tags --all && git checkout $version && mr --trust-all -c .mrconfig_production update"
    echo "ssh -q ubuntu@$host $cmd"
    out=`ssh -q ubuntu@$host "$cmd"`
}

function m_install() {
    host=$1
    version="$2"
    cmd="cd /home/ubuntu/proj/dsa110-shell && git fetch --tags --all && git checkout $version && mr --trust-all -c .mrconfig_production install"
    echo "ssh -q ubuntu@$host $cmd"
    out=`ssh -q ubuntu@$host "$cmd"`
}

function m_deploy() {
    d_host=$1
    d_ver=$2
    m_update $d_host $d_ver
    m_install $d_host $d_ver    
}

function m_process() {
    l_comm=$1
    l_t_host=$2
    l_ver=$3

    if [[ "x$l_comm" == "xinstall" ]]; then
        m_deploy $l_t_host $l_ver
    elif [[ "x$l_comm" == "xcurrent" ]]; then
        m_describe $l_t_host
    else
        usage
    fi
}

function host() {
    prefix=$1
    suffix=$2
    myIdx=$3
    if [[ $myIdx -lt 10 ]]; then
        myIdx="0$myIdx"
    fi
    echo ${prefix}${myIdx}$suffix
}

function usage() {
    echo "$0 [install | current] [all | host] <version>"
    echo "delploy shell at <version> on hosts"
    echo "Ex. $0 install all v2.3.0-rc1"
    echo "Ex. $0 current dsa-storage"
}

# ============== Main Entry ==================
comm=$1
t_host=$2
ver=$3

if [[ "x$1" == "x" ]]; then
    usage
    exit 1
elif [[ "x$t_host" == "xall" ]]; then
    for idx in {1..20}; do
        host="`host 'corr' '.sas.pvt' $idx`"
        echo $host
        m_process $comm $host $ver
    done
    # special machines
    mach="antservice.ant.pvt webserveruiservice.sas.pvt"
    for m in $mach; do
        echo $m
        m_process $comm $m $2
    done
else
    echo $1
    m_process $comm $t_host $ver
fi