refactor lib/installer
[doctor.git] / tests / run.sh
index 292a7ce..50f0164 100755 (executable)
@@ -8,10 +8,13 @@
 # http://www.apache.org/licenses/LICENSE-2.0
 ##############################################################################
 
+# Configuration
+
 [[ "${CI_DEBUG:-true}" == [Tt]rue ]] && set -x
 
 IMAGE_URL=https://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-disk.img
-IMAGE_NAME=cirros
+#if an existing image name is provided in the enviroment, use that one
+IMAGE_NAME=${IMAGE_NAME:-cirros}
 IMAGE_FILE="${IMAGE_NAME}.img"
 IMAGE_FORMAT=qcow2
 VM_NAME=doctor_vm1
@@ -24,236 +27,68 @@ DOCTOR_PW=doctor
 DOCTOR_PROJECT=doctor
 #TODO: change back to `_member_` when JIRA DOCTOR-55 is done
 DOCTOR_ROLE=admin
+PROFILER_TYPE=${PROFILER_TYPE:-none}
 
-SUPPORTED_INSTALLER_TYPES="apex fuel local"
-INSTALLER_TYPE=${INSTALLER_TYPE:-local}
-INSTALLER_IP=${INSTALLER_IP:-none}
-
-SUPPORTED_INSPECTOR_TYPES="sample congress"
-INSPECTOR_TYPE=${INSPECTOR_TYPE:-sample}
+TOP_DIR=$(cd $(dirname "$0") && pwd)
 
-ssh_opts="-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no"
 as_doctor_user="--os-username $DOCTOR_USER --os-password $DOCTOR_PW
                 --os-tenant-name $DOCTOR_PROJECT"
 
-if [[ ! "$SUPPORTED_INSTALLER_TYPES" =~ "$INSTALLER_TYPE" ]] ; then
-    echo "ERROR: INSTALLER_TYPE=$INSTALLER_TYPE is not supported."
-    exit 1
-fi
-
-if [[ ! "$SUPPORTED_INSPECTOR_TYPES" =~ "$INSPECTOR_TYPE" ]] ; then
-    echo "ERROR: INSPECTOR_TYPE=$INSPECTOR_TYPE is not supported."
-    exit 1
-fi
-
-get_installer_ip() {
-    if [[ "$INSTALLER_TYPE" == "apex" ]] ; then
-        if [[ "$INSTALLER_IP" == "none" ]] ; then
-            instack_mac=$(sudo virsh domiflist instack | awk '/default/{print $5}')
-            INSTALLER_IP=$(/usr/sbin/arp -e | grep ${instack_mac} | awk '{print $1}')
-        fi
-    elif [[ "$INSTALLER_TYPE" == "fuel" ]] ; then
-        if [[ "$INSTALLER_IP" == "none" ]] ; then
-            instack_mac=$(sudo virsh domiflist fuel-opnfv | awk '/pxebr/{print $5}')
-            INSTALLER_IP=$(/usr/sbin/arp -e | grep ${instack_mac} | awk '{print $1}')
-        fi
-    fi
-
-    if [[ "$INSTALLER_TYPE" != "local" ]] ; then
-        if [[ -z "$INSTALLER_IP" ]] ; then
-            echo "ERROR: no installer ip"
-            exit 1
-        fi
-    fi
-}
-
-prepare_ssh_to_cloud() {
-    ssh_opts_cpu="$ssh_opts"
-
-    # get ssh key from installer node
-    if [[ "$INSTALLER_TYPE" == "apex" ]] ; then
-        sudo scp $ssh_opts root@"$INSTALLER_IP":/home/stack/.ssh/id_rsa instack_key
-        sudo chown $(whoami):$(whoami) instack_key
-        chmod 400 instack_key
-        ssh_opts_cpu+=" -i instack_key"
-    elif [[ "$INSTALLER_TYPE" == "fuel" ]] ; then
-        sshpass -p r00tme scp $ssh_opts root@${INSTALLER_IP}:.ssh/id_rsa instack_key
-        sudo chown $(whoami):$(whoami) instack_key
-        chmod 400 instack_key
-        ssh_opts_cpu+=" -i instack_key"
-    elif [[ "$INSTALLER_TYPE" == "local" ]] ; then
-        echo "INSTALLER_TYPE set to 'local'. Assuming SSH keys already exchanged with $COMPUTE_HOST"
-    fi
-}
-
-prepare_test_env() {
-    #TODO delete it when fuel support the configuration
-    if [[ "$INSTALLER_TYPE" == "fuel" ]] ; then
-        echo "modify the configuration..."
-        cat > set_conf.sh << 'END_TXT'
-#!/bin/bash
-if [ -e /etc/ceilometer/event_pipeline.yaml ]; then
-    if ! grep -q '^ *- notifier://?topic=alarm.all$' /etc/ceilometer/event_pipeline.yaml; then
-        sed -i 's|- notifier://|- notifier://?topic=alarm.all|' /etc/ceilometer/event_pipeline.yaml
-        echo "modify the ceilometer config"
-        service ceilometer-agent-notification restart
-    fi
-else
-    echo "ceilometer event_pipeline.yaml file does not exist"
-    exit 1
-fi
-if [ -e /etc/nova/nova.conf ]; then
-    if ! grep -q '^notification_driver=messaging$' /etc/nova/nova.conf; then
-        sed -i -r 's/notification_driver=/notification_driver=messaging/g' /etc/nova/nova.conf
-        echo "modify nova config"
-        service nova-api restart
-    fi
-else
-    echo "nova.conf file does not exist"
-    exit 1
-fi
-exit 0
-END_TXT
-        chmod +x set_conf.sh
-        CONTROLLER_IP=$(sshpass -p r00tme ssh 2>/dev/null $ssh_opts root@${INSTALLER_IP} \
-             "fuel node | grep controller | cut -d '|' -f 5|xargs")
-        for node in $CONTROLLER_IP;do
-            scp $ssh_opts_cpu set_conf.sh "root@$node:"
-            ssh $ssh_opts_cpu "root@$node" './set_conf.sh > set_conf.log 2>&1 &'
-            sleep 1
-            scp $ssh_opts_cpu "root@$node:set_conf.log" set_conf_$node.log
-        done
 
-        if grep -q "modify the ceilometer config" set_conf_*.log ; then
-            NEED_TO_RESTORE_CEILOMETER=true
-        fi
-        if grep -q "modify nova config" set_conf_*.log ; then
-            NEED_TO_RESTORE_NOVA=true
-        fi
-
-        echo "waiting service restart..."
-        sleep 60
-    fi
-}
-
-restore_test_env() {
-    #TODO delete it when fuel support the configuration
-    if [[ "$INSTALLER_TYPE" == "fuel" ]] ; then
-        if ! ($NEED_TO_RESTORE_CEILOMETER || $NEED_TO_RESTORE_NOVA) ; then
-            echo "Don't need to restore config"
-            exit 0
-        fi
-
-        echo "restore the configuration..."
-        cat > restore_conf.sh << 'END_TXT'
-#!/bin/bash
-if @NEED_TO_RESTORE_CEILOMETER@ ; then
-    if [ -e /etc/ceilometer/event_pipeline.yaml ]; then
-        if grep -q '^ *- notifier://?topic=alarm.all$' /etc/ceilometer/event_pipeline.yaml; then
-            sed -i 's|- notifier://?topic=alarm.all|- notifier://|' /etc/ceilometer/event_pipeline.yaml
-            service ceilometer-agent-notification restart
-        fi
-    else
-        echo "ceilometer event_pipeline.yaml file does not exist"
-        exit 1
-    fi
-fi
-if @NEED_TO_RESTORE_NOVA@ ; then
-    if [ -e /etc/nova/nova.conf ]; then
-        if grep -q '^notification_driver=messaging$' /etc/nova/nova.conf; then
-            sed -i -r 's/notification_driver=messaging/notification_driver=/g' /etc/nova/nova.conf
-            service nova-api restart
-        fi
-    else
-        echo "nova.conf file does not exist"
-        exit 1
-    fi
-fi
-exit 0
-END_TXT
-        sed -i -e "s/@NEED_TO_RESTORE_CEILOMETER@/$NEED_TO_RESTORE_CEILOMETER/" restore_conf.sh
-        sed -i -e "s/@NEED_TO_RESTORE_NOVA@/$NEED_TO_RESTORE_NOVA/" restore_conf.sh
-        chmod +x restore_conf.sh
-        for node in $CONTROLLER_IP;do
-            scp $ssh_opts_cpu restore_conf.sh "root@$node:"
-            ssh $ssh_opts_cpu "root@$node" './restore_conf.sh > restore_conf.log 2>&1 &'
-        done
-
-        echo "waiting service restart..."
-        sleep 60
-    fi
-}
+# Functions
 
 get_compute_host_info() {
     # get computer host info which VM boot in
     COMPUTE_HOST=$(openstack $as_doctor_user server show $VM_NAME |
                    grep "OS-EXT-SRV-ATTR:host" | awk '{ print $4 }')
     compute_host_in_undercloud=${COMPUTE_HOST%%.*}
-    if [[ -z "$COMPUTE_HOST" ]] ; then
-        echo "ERROR: failed to get compute hostname"
-        exit 1
-    fi
+    die_if_not_set $LINENO COMPUTE_HOST "Failed to get compute hostname"
 
-    if [[ "$INSTALLER_TYPE" == "apex" ]] ; then
-        COMPUTE_USER=${COMPUTE_USER:-heat-admin}
-        COMPUTE_IP=$(sudo ssh $ssh_opts $INSTALLER_IP \
-             "source stackrc; \
-             nova show $compute_host_in_undercloud \
-             | awk '/ ctlplane network /{print \$5}'")
-    elif [[ "$INSTALLER_TYPE" == "fuel" ]] ; then
-        COMPUTE_USER=${COMPUTE_USER:-root}
-        node_id=$(echo $compute_host_in_undercloud | cut -d "-" -f 2)
-        COMPUTE_IP=$(sshpass -p r00tme ssh 2>/dev/null $ssh_opts root@${INSTALLER_IP} \
-             "fuel node|awk -F '|' -v id=$node_id '{if (\$1 == id) print \$5}' |xargs")
-    elif [[ "$INSTALLER_TYPE" == "local" ]] ; then
-        COMPUTE_USER=${COMPUTE_USER:-$(whoami)}
-        COMPUTE_IP=$(getent hosts "$COMPUTE_HOST" | awk '{ print $1 }')
-    fi
+    get_compute_ip_from_hostname $COMPUTE_HOST
 
-    if [[ -z "$COMPUTE_IP" ]]; then
-        echo "ERROR: Could not resolve $COMPUTE_HOST. Either manually set COMPUTE_IP or enable DNS resolution."
-        exit 1
-    fi
     echo "COMPUTE_HOST=$COMPUTE_HOST"
     echo "COMPUTE_IP=$COMPUTE_IP"
 
     # verify connectivity to target compute host
     ping -c 1 "$COMPUTE_IP"
     if [[ $? -ne 0 ]] ; then
-        echo "ERROR: can not ping to computer host"
-        exit 1
+        die $LINENO "Can not ping to computer host"
     fi
 
     # verify ssh to target compute host
     ssh $ssh_opts_cpu "$COMPUTE_USER@$COMPUTE_IP" 'exit'
     if [[ $? -ne 0 ]] ; then
-        echo "ERROR: can not ssh to computer host"
-        exit 1
+        die $LINENO "Can not ssh to computer host"
     fi
 }
 
-get_consumer_ip() {
+# TODO(r-mibu): update this function to support consumer instance
+#               and migrate this function into installer lib
+get_consumer_ip___to_be_removed() {
     local get_consumer_command="ip route get $COMPUTE_IP | awk '/ src /{print \$NF}'"
-    if [[ "$INSTALLER_TYPE" == "apex" ]] ; then
+    if is_installer apex; then
         CONSUMER_IP=$(sudo ssh $ssh_opts root@$INSTALLER_IP \
                       "$get_consumer_command")
-    elif [[ "$INSTALLER_TYPE" == "fuel" ]] ; then
+    elif is_installer fuel; then
         CONSUMER_IP=$(sudo sshpass -p r00tme ssh $ssh_opts root@${INSTALLER_IP} \
                       "$get_consumer_command")
-    elif [[ "$INSTALLER_TYPE" == "local" ]] ; then
+    elif is_installer local; then
         CONSUMER_IP=`$get_consumer_command`
     fi
     echo "CONSUMER_IP=$CONSUMER_IP"
 
-    if [[ -z "$CONSUMER_IP" ]]; then
-        echo "ERROR: Could not get CONSUMER_IP."
-        exit 1
-    fi
+    die_if_not_set $LINENO CONSUMER_IP "Could not get CONSUMER_IP."
 }
 
 download_image() {
-    [ -e "$IMAGE_FILE" ] && return 0
-    wget "$IMAGE_URL" -o "$IMAGE_FILE"
+    #if a different name was provided for the image in the enviroment there's no need to download the image
+    use_existing_image=false
+    openstack image list | grep -q " $IMAGE_NAME " && use_existing_image=true
+
+    if [[ "$use_existing_image" == false ]] ; then
+        [ -e "$IMAGE_FILE" ] && return 0
+        wget "$IMAGE_URL" -o "$IMAGE_FILE"
+    fi
 }
 
 register_image() {
@@ -305,12 +140,6 @@ create_alarm() {
         -q "traits.state=string::error; traits.instance_id=string::$vm_id"
 }
 
-print_log() {
-    log_file=$1
-    echo "$log_file:"
-    sed -e 's/^/    /' "$log_file"
-}
-
 start_monitor() {
     pgrep -f "python monitor.py" && return 0
     sudo -E python monitor.py "$COMPUTE_HOST" "$COMPUTE_IP" "$INSPECTOR_TYPE" \
@@ -320,79 +149,6 @@ start_monitor() {
 stop_monitor() {
     pgrep -f "python monitor.py" || return 0
     sudo kill $(pgrep -f "python monitor.py")
-    print_log monitor.log
-}
-
-congress_add_rule() {
-    name=$1
-    policy=$2
-    rule=$3
-
-    if ! openstack congress policy rule list $policy | grep -q -e "// Name: $name$" ; then
-        openstack congress policy rule create --name $name $policy "$rule"
-    fi
-}
-
-congress_del_rule() {
-    name=$1
-    policy=$2
-
-    if openstack congress policy rule list $policy | grep -q -e "^// Name: $name$" ; then
-        openstack congress policy rule delete $policy $name
-    fi
-}
-
-congress_setup_rules() {
-    congress_add_rule host_down classification \
-        'host_down(host) :-
-            doctor:events(hostname=host, type="compute.host.down", status="down")'
-
-    congress_add_rule active_instance_in_host classification \
-        'active_instance_in_host(vmid, host) :-
-            nova:servers(id=vmid, host_name=host, status="ACTIVE")'
-
-    congress_add_rule host_force_down classification \
-        'execute[nova:services.force_down(host, "nova-compute", "True")] :-
-            host_down(host)'
-
-    congress_add_rule error_vm_states classification \
-        'execute[nova:servers.reset_state(vmid, "error")] :-
-            host_down(host),
-            active_instance_in_host(vmid, host)'
-}
-
-start_inspector() {
-    if [[ "$INSPECTOR_TYPE" == "sample" ]] ; then
-        pgrep -f "python inspector.py" && return 0
-        python inspector.py "$INSPECTOR_PORT" > inspector.log 2>&1 &
-    elif [[ "$INSPECTOR_TYPE" == "congress" ]] ; then
-        nova_api_min_version="2.11"
-        nova_api_version=$(openstack congress datasource list | \
-                           grep nova | grep -Po "(?<='api_version': ')[^']*")
-        [[ -z $nova_api_version ]] && nova_api_version="2.0"
-        if [[ "$nova_api_version" < "$nova_api_min_version" ]]; then
-            echo "ERROR: Congress Nova datasource API version < $nova_api_min_version ($nova_api_version)"
-            exit 1
-        fi
-        openstack congress driver list | grep -q " doctor "
-        openstack congress datasource list | grep -q " doctor " || {
-            openstack congress datasource create doctor doctor
-        }
-        congress_setup_rules
-    fi
-}
-
-stop_inspector() {
-    if [[ "$INSPECTOR_TYPE" == "sample" ]] ; then
-        pgrep -f "python inspector.py" || return 0
-        kill $(pgrep -f "python inspector.py")
-        print_log inspector.log
-    elif [[ "$INSPECTOR_TYPE" == "congress" ]] ; then
-        congress_del_rule host_force_down classification
-        congress_del_rule error_vm_states classification
-        congress_del_rule active_instance_in_host classification
-        congress_del_rule host_down classification
-    fi
 }
 
 start_consumer() {
@@ -402,21 +158,7 @@ start_consumer() {
     # NOTE(r-mibu): create tunnel to the controller nodes, so that we can
     # avoid some network problems dpends on infra and installers.
     # This tunnel will be terminated by stop_consumer() or after 10 mins passed.
-    if [[ "$INSTALLER_TYPE" != "local" ]] ; then
-        if [[ "$INSTALLER_TYPE" == "apex" ]] ; then
-            CONTROLLER_IPS=$(sudo ssh $ssh_opts $INSTALLER_IP \
-                             "source stackrc; \
-                             nova list | grep ' overcloud-controller-[0-9] ' \
-                             | sed -e 's/^.*ctlplane=//' -e 's/ *|\$//'")
-        elif [[ "$INSTALLER_TYPE" == "fuel" ]] ; then
-            CONTROLLER_IPS=$(sshpass -p r00tme ssh 2>/dev/null $ssh_opts root@${INSTALLER_IP} \
-                            "fuel node | grep controller | cut -d '|' -f 5|xargs")
-        fi
-
-        if [[ -z "$CONTROLLER_IPS" ]]; then
-            echo "ERROR: Could not get CONTROLLER_IPS."
-            exit 1
-        fi
+    if ! is_installer local; then
         for ip in $CONTROLLER_IPS
         do
             forward_rule="-R $CONSUMER_PORT:localhost:$CONSUMER_PORT"
@@ -429,16 +171,14 @@ start_consumer() {
 stop_consumer() {
     pgrep -f "python consumer.py" || return 0
     kill $(pgrep -f "python consumer.py")
-    print_log consumer.log
 
     # NOTE(r-mibu): terminate tunnels to the controller nodes
-    if [[ "$INSTALLER_TYPE" != "local" ]] ; then
+    if ! is_installer local; then
         for ip in $CONTROLLER_IPS
         do
             forward_rule="-R $CONSUMER_PORT:localhost:$CONSUMER_PORT"
             tunnel_command="sudo ssh $ssh_opts_cpu $COMPUTE_USER@$ip $forward_rule sleep 600"
             kill $(pgrep -f "$tunnel_command")
-            print_log "ssh_tunnel.${ip}.log"
         done
     fi
 }
@@ -450,13 +190,20 @@ wait_for_vm_launch() {
     while [[ ${count} -lt 60 ]]
     do
         state=$(openstack $as_doctor_user server list | grep " $VM_NAME " | awk '{print $6}')
-        [[ "$state" == "ACTIVE" ]] && return 0
-        [[ "$state" == "ERROR" ]] && echo "vm state is ERROR" && exit 1
+        if [[ "$state" == "ACTIVE" ]]; then
+            # NOTE(cgoncalves): sleeping for a bit to stabilize
+            # See python-openstackclient/functional/tests/compute/v2/test_server.py:wait_for_status
+            sleep 5
+            return 0
+        fi
+        if [[ "$state" == "ERROR" ]]; then
+            openstack $as_doctor_user server show $VM_NAME
+            die $LINENO "vm state is ERROR"
+        fi
         count=$(($count+1))
         sleep 1
     done
-    echo "ERROR: time out while waiting for vm launch"
-    exit 1
+    die $LINENO "Time out while waiting for VM launch"
 }
 
 inject_failure() {
@@ -464,8 +211,10 @@ inject_failure() {
     cat > disable_network.sh << 'END_TXT'
 #!/bin/bash -x
 dev=$(sudo ip a | awk '/ @COMPUTE_IP@\//{print $7}')
+[[ -n "$dev" ]] || dev=$(sudo ip a | awk '/ @COMPUTE_IP@\//{print $5}')
 sleep 1
 sudo ip link set $dev down
+echo "doctor set host down at" $(date "+%s.%N")
 sleep 180
 sudo ip link set $dev up
 sleep 1
@@ -476,15 +225,46 @@ END_TXT
     ssh $ssh_opts_cpu "$COMPUTE_USER@$COMPUTE_IP" 'nohup ./disable_network.sh > disable_network.log 2>&1 &'
 }
 
+profile_performance_poc() {
+    triggered=$(grep "^doctor set host down at" disable_network.log |\
+                sed -e "s/^.* at //")
+    vmdown=$(grep "doctor mark vm.* error at" inspector.log |tail -n 1 |\
+               sed -e "s/^.* at //")
+    hostdown=$(grep "doctor mark host.* down at" inspector.log |\
+               sed -e "s/^.* at //")
+
+    #calculate the relative interval to triggered(T00)
+    export DOCTOR_PROFILER_T00=0
+    export DOCTOR_PROFILER_T01=$(echo "($detected-$triggered)*1000/1" |bc)
+    export DOCTOR_PROFILER_T03=$(echo "($vmdown-$triggered)*1000/1" |bc)
+    export DOCTOR_PROFILER_T04=$(echo "($hostdown-$triggered)*1000/1" |bc)
+    export DOCTOR_PROFILER_T09=$(echo "($notified-$triggered)*1000/1" |bc)
+
+    python profiler-poc.py
+}
+
 calculate_notification_time() {
-    detected=$(grep "doctor monitor detected at" monitor.log | awk '{print $5}')
-    notified=$(grep "doctor consumer notified at" consumer.log | awk '{print $5}')
     if ! grep -q "doctor consumer notified at" consumer.log ; then
-        echo "ERROR: consumer hasn't received fault notification."
-        exit 1
+        die $LINENO "Consumer hasn't received fault notification."
     fi
+
+    #keep 'at' as the last keyword just before the value, and
+    #use regex to get value instead of the fixed column
+    detected=$(grep "doctor monitor detected at" monitor.log |\
+               sed -e "s/^.* at //")
+    notified=$(grep "doctor consumer notified at" consumer.log |\
+               sed -e "s/^.* at //")
+
+    if [[ "$PROFILER_TYPE" == "poc" ]]; then
+        profile_performance_poc
+    fi
+
     echo "$notified $detected" | \
-        awk '{d = $1 - $2; if (d < 1 && d > 0) print d " OK"; else print d " NG"}'
+        awk '{
+            d = $1 - $2;
+            if (d < 1 && d > 0) { print d " OK"; exit 0 }
+            else { print d " NG"; exit 1 }
+        }'
 }
 
 check_host_status() {
@@ -493,17 +273,28 @@ check_host_status() {
     host_status_line=$(openstack $as_doctor_user --os-compute-api-version 2.16 \
                        server show $VM_NAME | grep "host_status")
     host_status=$(echo $host_status_line | awk '{print $4}')
-    if [ -z "$host_status" ] ; then
-        echo "ERROR: host_status not reported by: nova show $VM_NAME"
-        exit 1
-    elif [[ "$expected_state" =~ "$host_status" ]] ; then
+    die_if_not_set $LINENO host_status "host_status not reported by: nova show $VM_NAME"
+    if [[ "$expected_state" =~ "$host_status" ]] ; then
         echo "$VM_NAME showing host_status: $host_status"
     else
-        echo "ERROR: host_status:$host_status not equal to expected_state: $expected_state"
-        exit 1
+        die $LINENO "host_status:$host_status not equal to expected_state: $expected_state"
     fi
 }
 
+unset_forced_down_hosts() {
+    for host in $(openstack compute service list --service nova-compute \
+                  -f value -c Host -c State | sed -n -e '/down$/s/ *down$//p')
+    do
+        # TODO (r-mibu): make sample inspector use keystone v3 api
+        OS_AUTH_URL=${OS_AUTH_URL/v3/v2.0} \
+        python ./nova_force_down.py $host --unset
+    done
+
+    echo "waiting disabled compute host back to be enabled..."
+    wait_until 'openstack compute service list --service nova-compute
+                -f value -c State | grep -q down' 240 5
+}
+
 cleanup() {
     set +e
     echo "cleanup..."
@@ -511,12 +302,13 @@ cleanup() {
     stop_inspector
     stop_consumer
 
-    echo "waiting disabled compute host back to be enabled..."
-    python ./nova_force_down.py "$COMPUTE_HOST" --unset
-    sleep 240
-    check_host_status "UP"
-    scp $ssh_opts_cpu "$COMPUTE_USER@$COMPUTE_IP:disable_network.log" .
-    print_log disable_network.log
+    unset_forced_down_hosts
+    # TODO: We need to make sure the target compute host is back to IP
+    #       reachable. wait_ping() will be added by tojuvone .
+    sleep 110
+    if is_set COMPUTE_IP; then
+        scp $ssh_opts_cpu "$COMPUTE_USER@$COMPUTE_IP:disable_network.log" .
+    fi
 
     openstack $as_doctor_user server list | grep -q " $VM_NAME " && openstack $as_doctor_user server delete "$VM_NAME"
     sleep 1
@@ -527,24 +319,31 @@ cleanup() {
 
     image_id=$(openstack image list | grep " $IMAGE_NAME " | awk '{print $2}')
     sleep 1
-    [ -n "$image_id" ] && openstack image delete "$image_id"
+    #if an existing image was used, there's no need to remove it here
+    if [[ "$use_existing_image" == false ]] ; then
+        [ -n "$image_id" ] && openstack image delete "$image_id"
+    fi
     openstack role remove "$DOCTOR_ROLE" --user "$DOCTOR_USER" \
                               --project "$DOCTOR_PROJECT"
     openstack project delete "$DOCTOR_PROJECT"
     openstack user delete "$DOCTOR_USER"
 
-    restore_test_env
+    cleanup_installer
+    cleanup_inspector
 }
 
+# Main process
 
 echo "Note: doctor/tests/run.sh has been executed."
+git log --oneline -1 || true   # ignore even you don't have git installed
 
 trap cleanup EXIT
 
-echo "preparing test env..."
-get_installer_ip
-prepare_ssh_to_cloud
-prepare_test_env
+source $TOP_DIR/functions-common
+source $TOP_DIR/lib/installer
+source $TOP_DIR/lib/inspector
+
+setup_installer
 
 echo "preparing VM image..."
 download_image
@@ -556,13 +355,12 @@ create_test_user
 echo "creating VM..."
 boot_vm
 wait_for_vm_launch
-openstack $as_doctor_user server show $VM_NAME
 
 echo "get computer host info..."
 get_compute_host_info
 
 echo "creating alarm..."
-#TODO: change back to use, network problems depends on infra and installers 
+#TODO: change back to use, network problems depends on infra and installers
 #get_consumer_ip
 create_alarm