Packer ssh_timeout issue

packer_output.txt

qemu output will be in this color.

==> qemu: Downloading or copying ISO
    qemu: Downloading or copying: https://binrepo.target.com/artifactory/cpe-image-build-virtmetal/openstack/tgt-cpe-base-os/tgt-cpe-base-os-v1.0.1.qcow2
==> qemu: Copying hard drive...
==> qemu: Resizing hard drive...
==> qemu: Found port for communicator (SSH, WinRM, etc): 2226.
==> qemu: Looking for available port between 5900 and 6000 on 127.0.0.1
==> qemu: Starting VM, booting disk image
    qemu: WARNING: The version of qemu  on your host doesn't support display mode.
    qemu: The display parameter will be ignored.
==> qemu: Overriding defaults Qemu arguments with QemuArgs...
==> qemu: Waiting 5s for boot...
==> qemu: Connecting to VM via VNC
==> qemu: Typing the boot command over VNC...
==> qemu: Waiting for SSH to become available...
==> qemu: Connected to SSH!
==> qemu: Provisioning with shell script: /tmp/packer-shell613111759
    qemu: ChallengeResponseAuthentication yes
    qemu: UsePAM yes
    qemu: Protocol 2
    qemu: LogLevel INFO
    qemu: X11Forwarding no
    qemu: MaxAuthTries 3
    qemu: IgnoreRhosts yes
    qemu: PermitEmptyPasswords no
    qemu: PermitUserEnvironment no
    qemu: ClientAliveInterval 300
    qemu: ClientAliveCountMax 0
    qemu: Banner /etc/issue
    qemu: SyslogFacility AUTHPRIV
    qemu: PasswordAuthentication yes
    qemu: GssapiAuthentication yes
    qemu: GssapiCleanUpCredentials yes
    qemu: PrintMotd yes
    qemu: Subsystem sftp /usr/libexec/openssh/sftp-server
    qemu: Acceptenv LANG LC_CTYPE LC_NUMERIC LC_TIME LC_COLLATE LC_MONETARY LC_MESSAGES LC_PAPER LC_NAME LC_ADDRESS LC_TELEPHONE LC_MEASUREMENT LC_IDENTIFICATION LC_ALL LANGUAGE XMODIFIERS
    qemu: MACs hmac-ripemd160,hmac-sha2-256,hmac-sha2-512
    qemu: PermitRootLogin no
    qemu: Ciphers aes128-ctr,aes192-ctr,aes256-ctr
    qemu: DenyUsers bin
    qemu: DenyUsers daemon
    qemu: DenyUsers adm
    qemu: DenyUsers lp
    qemu: DenyUsers mail
    qemu: DenyUsers uucp
    qemu: DenyUsers operator
    qemu: DenyUsers games
    qemu: DenyUsers gopher
    qemu: DenyUsers ftp
    qemu: DenyUsers nobody
    qemu: DenyUsers vcsa
    qemu: DenyUsers rpc
    qemu: DenyUsers saslauth
    qemu: DenyUsers postfix
    qemu: DenyUsers rpcuser
    qemu: DenyUsers nfsnobody
    qemu: DenyUsers sshdChallengeResponseAuthentication yes
    qemu: UsePAM yes
    qemu: Protocol 2
    qemu: LogLevel INFO
    qemu: X11Forwarding no
    qemu: MaxAuthTries 3
    qemu: IgnoreRhosts yes
    qemu: PermitEmptyPasswords no
    qemu: PermitUserEnvironment no
    qemu: ClientAliveInterval 3600
    qemu: ClientAliveCountMax 0
    qemu: Banner /etc/issue
    qemu: SyslogFacility AUTHPRIV
    qemu: PasswordAuthentication yes
    qemu: GssapiAuthentication yes
    qemu: GssapiCleanUpCredentials yes
    qemu: PrintMotd yes
    qemu: Subsystem sftp /usr/libexec/openssh/sftp-server
    qemu: Acceptenv LANG LC_CTYPE LC_NUMERIC LC_TIME LC_COLLATE LC_MONETARY LC_MESSAGES LC_PAPER LC_NAME LC_ADDRESS LC_TELEPHONE LC_MEASUREMENT LC_IDENTIFICATION LC_ALL LANGUAGE XMODIFIERS
    qemu: MACs hmac-ripemd160,hmac-sha2-256,hmac-sha2-512
    qemu: PermitRootLogin no
    qemu: Ciphers aes128-ctr,aes192-ctr,aes256-ctr
    qemu: DenyUsers bin
    qemu: DenyUsers daemon
    qemu: DenyUsers adm
    qemu: DenyUsers lp
    qemu: DenyUsers mail
    qemu: DenyUsers uucp
    qemu: DenyUsers operator
    qemu: DenyUsers games
    qemu: DenyUsers gopher
    qemu: DenyUsers ftp
    qemu: DenyUsers nobody
    qemu: DenyUsers vcsa
    qemu: DenyUsers rpc
    qemu: DenyUsers saslauth
    qemu: DenyUsers postfix
    qemu: DenyUsers rpcuser
    qemu: DenyUsers nfsnobody
    qemu: DenyUsers sshd
==> qemu: Provisioning with shell script: sleep.sh
    qemu: + sleep_time_minutes=10
    qemu: + echo 'Sleeping for 10 minutes'
    qemu: Sleeping for 10 minutes
    qemu: + sleep 600
==> qemu: Provisioning with shell script: test.sh
    qemu: + echo 'Doing some stuff'
    qemu: Doing some stuff
    qemu: + sleep 5
    qemu: + echo 'Done doing stuff'
    qemu: Done doing stuff
==> qemu: Gracefully halting virtual machine...
==> qemu: Converting hard drive...
Build 'qemu' finished.

==> Builds finished. The artifacts of successful builds are:
--> qemu: VM files in directory: output_worker

sleep.sh

#!/bin/bash

set -eux

sleep_time_minutes=10
echo "Sleeping for $sleep_time_minutes minutes"
sleep $(($sleep_time_minutes * 60))
echo "Done sleeping"

template.json

{
  "variables": {
  },
  "builders": [{
    "type": "qemu",
    "machine_type": "rhel6.6.0",
    "qemu_binary": "/usr/libexec/qemu-kvm",
    "iso_url": "somebaseimage.qcow2",
    "iso_checksum": "md5sum",
    "iso_checksum_type": "md5",
    "output_directory": "output_worker",
    "shutdown_command": "sudo /sbin/shutdown -P now",
    "disk_size": 122880,
    "format": "qcow2",
    "headless": false,
    "accelerator": "kvm",
    "ssh_host_port_min": 2222,
    "ssh_host_port_max": 2229,
    "ssh_username": "centos",
    "ssh_password": "password",
    "ssh_port": 22,
    "ssh_wait_timeout": "20m",
    "vm_name": "cpe-metal-k8s-worker",
    "net_device": "virtio-net",
    "disk_interface": "virtio",
    "disk_image": "true",
    "boot_wait": "5s",
    "boot_command":[],
    "qemuargs": [
    [ "-m", "1024M"],
    [ "-cdrom", "seed.iso" ]
   ]
  }],
  "provisioners": [
    {
      "type": "shell",
      "inline": [
        "sudo cat /etc/ssh/sshd_config",
        "sudo sed -i 's/ClientAliveInterval.*/ClientAliveInterval 3600/' /etc/ssh/sshd_config",
        "sudo cat /etc/ssh/sshd_config"
      ]
    },
    {
      "type": "shell",
      "start_retry_timeout": "20m",
      "environment_vars": [
      ],
      "expect_disconnect": true,
      "execute_command": "echo 'cloud-user' | {{.Vars}} sudo -E -S bash '{{.Path}}'",
      "scripts": [
        "sleep.sh",
        "test.sh"
      ]
    }
  ]
}

test.sh

#!/bin/bash

set -eux

echo "Doing some stuff"
sleep 5
echo "Done doing stuff"