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# BEGIN_ICS_COPYRIGHT8 ****************************************
# 
# Copyright (c) 2015, Intel Corporation
# 
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 
#     * Redistributions of source code must retain the above copyright notice,
#       this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above copyright
#       notice, this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#     * Neither the name of Intel Corporation nor the names of its contributors
#       may be used to endorse or promote products derived from this software
#       without specific prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# END_ICS_COPYRIGHT8   ****************************************

# [ICS VERSION STRING: unknown]

# This is an expect (tcl) library of procedures to aid integration testing
# These functions provide support for pre-built test cases which can be
# provided arguments to indicate the ulp to be tested

## tcl procedures to support testing:
## =============================================

global os_type
set os_type [ exec uname -s ]

proc get_num_hosts {} {
	global env

	set num_hosts [ llength $env(CFG_HOSTS) ]
}

proc reboot_host { host } {
##
## reboot_host
## -------------------
## reboot a host
##
## Usage:
##      reboot_host host
## Arguments:
##      host - host to reboot
## Returns:
##      None
## Additional Information:
##      None

	global env

	target_root_sh "$host"
	send_unix_cmd "reboot"

	# wait for host login shell to go down
	expect_eof 60 1
	sleep 10

	# now wait for host to come online
	log_message "Waiting for Host $host to come online"
	set online 0
	for { set i 0 } { $i < 100 } { incr i } {
		if { $i != 0 }  {
			log_message "Retrying: Host $host is not yet up"
			# wait before we try again
			sleep [ calc_timeout 5 ]
		}
		if { [ catch { target_root_sh $host } res ] != 0 } {
			# send escape sequence to close timed out ssh sessions
			catch { exp_send "~.\n" }
		} else {
			# we got in
			target_root_sh_exit
			set online 1
			break
		}
	}
	if { ! $online } {
		set info "Host did not come online within timeout limit"
		return -code error -errorinfo $info $info
	}
    # network can be up before rest of host, allow a little more time
    sleep 20
}

proc test_case_reboot { host {iterations 1}} {
##
## test_case_reboot
## -------------------
## test_case to reboot host
##
## Usage:
##	test_case_reboot host [iterations]
## Arguments:
##	host - host to reboot
##	iterations - number of reboot iterations, default is 1
## Returns:
##	None
## Additional Information:
##	must be used within a test_suite's body, performs test_case calls
##	uses case_setup and case_cleanup provided by caller
##	no item_setup nor item_cleanup used

	global env

	test_case "$host.reboot" "$host reboot" "test reboot of $host
confirm host goes down and comes back up
File: TestTools/basic.exp" case_setup case_cleanup {
		upvar host host
		upvar iterations iterations

		for { set i 0 } { $i < $iterations } { incr i } {
			reboot_host $host
		}
	}
}

proc chassis_cmd_reboot_all { } {
##
## chassis_cmd_reboot_all
## -------------------
## issue reboot command to chassis, support older models which don't support
## "reboot now all" command, in which case "reboot now" is used
## Arguments:
##	None
## Returns:
##	None
## Additional Information:
	global spawn_id expect_out spawn_out timeout
	global expecting

	set_timeout 60
	set expecting "reboot command response"
	send_chassis_cmd "reboot now all"
	# if we get a usage message indicating the command is not supported
	# we will try "reboot now" command instead
	expect {
		"Goodbye"	return
		"sage"		noop
		"upported"	noop
	}
	expect_chassis_prompt 60
	send_chassis_cmd "reboot now"
	expect_list 60 { "Goodbye" }
}

proc chassis_wait_reboot_done { chassis } {
##
## chassis_wait_reboot_done
## -------------------
## wait for the reboot command which was just issued to the chassis to complete
## and for the chassis to come back online
## Arguments:
##	chassis - chassis being rebooted
## Returns:
##	None
## Additional Information:
	global spawn_id expect_out spawn_out timeout
	global expecting
	global env

	# make sure chassis has time to go down (its usually immediate)
	sleep 10

	# use a local shell for ping to verify chassis comes back
	# it reboots too fast for us to observe it go away
	local_sh
	if { [ auto_execok /usr/lib/opa/tools/opagetipaddrtype ] != "" } {
		send_unix_cmd "/usr/lib/opa/tools/opagetipaddrtype $chassis"
		set out [expect_any 60 {"ipv6" "ipv4" } {"Error:" "Usage:"}]
		regexp {([ip]+)([A-Za-z0-9]+)} $out iptype 
	} else {
		set iptype "ipv4"
	}
	if { $iptype == "ipv4" } { 
		send_unix_cmd "ping -i 1 $chassis"
	} else {
		send_unix_cmd "ping6 -i 1 $chassis"
	}
	# allow 3 minutes for chassis to complete reboot
	expect_list 180 {bytes from}
	local_sh_exit
	# give it a few seconds to boot
	sleep 5

	# now wait for CLI to come online
	# 12800 can take 650 seconds = 130 * 5
	log_message "Waiting for Chassis $chassis CLI to come online"
	set online 0
	for { set i 0 } { $i < 130 } { incr i } {
		if { $i != 0 }  {
			log_message "Retrying: Chassis $chassis CLI is not yet up"
			# wait before we try again
			sleep [ calc_timeout 5 ]
		}
		if { [ catch { target_chassis_admin_sh $chassis } res ] != 0 } {
			# send escape sequence to close timed out ssh sessions
			catch { exp_send "~.\n" }
		} else {
			# we got in
			target_chassis_admin_sh_exit
			set online 1
			break
		}
	}
	if { ! $online } {
		set info "Chassis CLI did not come online within timeout limit"
		return -code error -errorinfo $info $info
	}
}

proc test_case_chassis_reboot { chassis {iterations 1}} {
##
## test_case_chassis_reboot
## -------------------
## test_case to reboot chassis
##
## Usage:
##	test_case_chassis_reboot chassis [iterations]
## Arguments:
##	chassis - chassis to reboot
##	iterations - number of reboot iterations, default is 1
## Returns:
##	None
## Additional Information:
##	must be used within a test_suite's body, performs test_case calls
##	uses case_setup and case_cleanup provided by caller
##	no item_setup nor item_cleanup used

	global env

	test_case "$chassis.reboot" "$chassis reboot" "test reboot of $chassis
use ping to confirm comes back up
File: TestTools/basic.exp" case_setup case_cleanup {
		upvar chassis chassis
		upvar iterations iterations

		for { set i 0 } { $i < $iterations } { incr i } {
			# chassis CLI shell for reboot command
			target_chassis_admin_sh $chassis
			chassis_cmd_reboot_all
			# may not be able to send logout command, so just get out of dodge
			expect_eof 60 1

			chassis_wait_reboot_done $chassis
		}
	}
}