API cookbook: refreshing a container in Delphix self-service

#!/bin/bash

# A sample script for calls to the API. This one refresh Jet Stream container.

##### Constants

# Describes a Delphix software revision.
# Please change version are per your Delphix Engine CLI, if different
VERSION="1.8.0"


##### Default Values. These can be overwriten with optional arguments.
engine="172.16.151.154"
username="delphix_admin"
password="landshark"

##examples##
# Refresh container from latest point in time of Template
#./refreshContainer.sh -T JS_DATA_TEMPLATE-13 JS_DATA_CONTAINER-20
# Refresh container from specific bookmark
#./refreshContainer.sh -b JS_BOOKMARK-76 JS_DATA_CONTAINER-20
# Refresh container from specific point in time of branch
#./refreshContainer.sh -t "2016-08-08T10:00:00.000Z" -B JS_BRANCH-50 JS_DATA_CONTAINER-20

##### Functions

# Help Menu
function usage {
    echo "Usage: refreshContainer.sh [[-h] | options...] <containername> <template>"
    echo "Create a Jet Stream Bookmark on the given branch."
    echo ""
    echo "Positional arguments"
    echo "  <containerName>"
    echo "  <template>"
    echo ""
    echo "Optional Arguments:"
    echo "  -h                Show this message and exit"
    echo "  -d                Delphix engine IP address or host name, otherwise revert to default"
    echo "  -u USER:PASSWORD  Server user and password, otherwise revert to default"
    echo "  -T                template reference from which need to refresh from latest point in time"
    echo "  -b                Bookmark name from which need to refresh container. If no bookmark is included, the branch will be created at the latest point in time. Type: string. Format JS_BOOKMARK-<n> (Optional)"
    echo "  -t                The time from where the container should be refreshed. This must be accompanied with branch name from which need to pick up time. Type: date, must be in ISO 8601 extended format [yyyy]-[MM]-[dd]T[HH]:[mm]:[ss].[SSS]Z"
    echo "  -B                Branch name from which need to refresh container, at specific time. Type: string. Format JS_BRANCH-<n> (Optional)"
}

# Create Our Session, including establishing the API version.
function create_session
{
    # Pulling the version into parts. The {} are necessary for string manipulation.
    # Strip out longest match following "."  This leaves only the major version.
    major=${VERSION%%.*}
    # Strip out the shortest match preceding "." This leaves minor.micro.
    minorMicro=${VERSION#*.}
    # Strip out the shortest match followint "." This leaves the minor version.
    minor=${minorMicro%.*}
    # Strip out the longest match preceding "." This leaves the micro version.
    micro=${VERSION##*.}

    # Quick note about the <<-. If the redirection operator << is followed by a - (dash), all leading TAB from the document data will be 
    # ignored. This is useful to have optical nice code also when using here-documents. Otherwise you must have the EOF be on a line by itself, 
    # no parens, no tabs or anything.

    echo "creating session..."
    result=$(curl -s -S -X POST -k --data @- http://${engine}/resources/json/delphix/session \
        -c ~/cookies.txt -H "Content-Type: application/json" <<-EOF
    {
        "type": "APISession",
        "version": {
            "type": "APIVersion",
            "major": $major,
            "minor": $minor,
            "micro": $micro
        }
    }
    EOF)

    check_result
}

# Authenticate the DE for the provided user.
function authenticate_de
{
    echo "authenticating delphix engine..."
    result=$(curl -s -S -X POST -k --data @- http://${engine}/resources/json/delphix/login \
        -b ~/cookies.txt -c ~/cookies.txt -H "Content-Type: application/json" <<-EOF
    {
        "type": "LoginRequest",
        "username": "${username}",
        "password": "${password}"
    }
    EOF)    

    check_result
}

function restore_container
{

    # If there is not timeInput and no bookmark name, we need to use JSTimelinePointLatestTimeInput from template.
    if [[ -n $template && -z $inputTime  &&  -z $bookmark ]]
    then
        pointParams="\"type\": \"JSTimelinePointLatestTimeInput\",
                     \"sourceDataLayout\": \"${template}\""

   # If there is a timeInput and no bookmark name, we need to use Input Time.

    elif [[ -n $inputTime  && -n $branchRef && -z $bookmark && -z $template ]]
     then
        pointParams="\"type\": \"JSTimelinePointTimeInput\",
                 \"branch\": \"${branchRef}\",
                 \"time\": \"${inputTime}\""

   # If there is a bookmark name and no time input, we need to use bookmark

   elif [[ -n $bookmark && -z $template && -z $inputTime ]]
   then
        pointParams="\"type\": \"JSTimelinePointBookmarkInput\",
                     \"bookmark\": \"${bookmark}\""
    fi
    
    echo "pointParams" $pointParams
    
        

    result=$(curl -s -X POST -k --data @- http://${engine}/resources/json/delphix/jetstream/container/${containerRef}/restore \
        -b ~/cookies.txt -H "Content-Type: application/json" <<-EOF
    {
        $pointParams
    }
    EOF)


    check_result

    
    echo "confirming job completed successfully..."
    # Get everything in the result that comes after job.
    temp=${result#*\"job\":\"}
    # Get rid of everything after
    jobRef=${temp%%\"*}


    result=$(curl -s -X GET -k http://${engine}/resources/json/delphix/job/${jobRef} \
    -b ~/cookies.txt -H "Content-Type: application/json")

    # Get everything in the result that comes after job.
    temp=${result#*\"jobState\":\"}
    # Get rid of everything after
    jobState=${temp%%\"*}


    check_result

    while [ $jobState = "RUNNING" ]
    do
        sleep 1
        result=$(curl -s -X GET -k http://${engine}/resources/json/delphix/job/${jobRef} \
        -b ~/cookies.txt -H "Content-Type: application/json")

        # Get everything in the result that comes after job.
        temp=${result#*\"jobState\":\"}
        # Get rid of everything after
        jobState=${temp%%\"*}

        check_result

    done

    if [ $jobState = "COMPLETED" ]
    then
        echo "successfully refresh container $containerName"
    else
        echo "unable to refresh container"
        echo result
    fi

}

# Check the result of the curl. If there are problems, inform the user then exit.
function check_result
{
    exitStatus=$?
    if [ $exitStatus -ne 0 ]
    then
        echo "command failed with exit status $exitStatus"
        exit 1
    elif [[ $result != *"OKResult"* ]]
    then
        echo ""
        echo $result
        exit 1
    fi
}

##### Main

while getopts "u:d:T:b:t:B:h" flag; do
    case "$flag" in
        u )             username=${OPTARG%:*}
                        password=${OPTARG##*:}
                        ;;
        d )             engine=$OPTARG
                        ;;
        T )             template=$OPTARG
                        ;;              
        b )             bookmark=$OPTARG
                        ;;
        t )             inputTime=$OPTARG
                        ;;
        B )             branchRef=$OPTARG
                        ;;                               
        h )             usage
                        exit
                        ;;
        * )             usage
                        exit 1
    esac

done


# Shift the parameters so we only have the positional arguments left
shift $((OPTIND-1))

# Check that there are 1 positional arguments
if [ $# != 1 ]
then
    usage
    exit 1
fi

# Get the one positional arguments
containerRef=$1

create_session
authenticate_de
restore_container