SSH Authentication Failed on Centos8 AMI

[ssok1]

kitchen.yml:

---

driver:
name: ec2
aws_ssh_key_id: <%= ENV['AWS_SSH_KEYNAME'] %>
region: us-east-1
instance_type: <%= ENV['AWS_INSTANCE_TYPE'] %>
spot_price: <%= ENV['AWS_SPOT_PRICE'] %>
associate_public_ip: false
interface: private
subnet_id: <%= ENV['AWS_SUBNET_ID'] %>
security_group_ids: <%= ENV['AWS_SG_ID'] %>
retryable_tries: 200
shared_credentials_profile: saml
user_data: user_data_centos_8.sh

provisioner:
name: shell
log_level: 5
max_retries: 3
wait_for_retry: 30
retry_on_exit_code: # will retry if winrm is unable to connect to the ec2 instance
- -1 #Generic error during Chef execution
- 1 #Generic error during Chef execution

verifier:
name: inspec
format: documentation
reporter:
- cli
- html:./inspec_output.html

transport:
name: ssh
ssh_key: ~/.ssh/<%= ENV['AWS_SSH_KEYNAME'] %>.pem
max_wait_until_ready: 900
connect_timeout: 60
connection_retries: 10
connection_retry_sleep: 10
username: centos

platforms:

• name: centos-8
  driver:
  image_id: <%= ENV['AWS_AMI_ID'] %>

suites:

• name: default
  verifier:
  inspec_tests:
  - test/os_spec.rb

SSH refused then fails:

[SSH] opening connection to user@##.###.##.##<{:user_known_hosts_file=>"/dev/null", :port=>22, :compression=>false, :compression_level=>0, :keepalive=>true, :keepalive_interval=>60, :keepalive_maxcount=>3, :timeout=>15, :keys_only=>true, :keys=>["/root/.ssh/####.pem"], :auth_methods=>["publickey"], :verify_host_key=>:never, :logger=>#<Logger:0x0000000003aeb1d8 @Level=4, @progname=nil, @default_formatter=#<Logger::Formatter:0x0000000003aeb138 @datetime_format=nil>, @Formatter=nil, @logdev=#<Logger::LogDevice:0x0000000003aeb0e8 @shift_period_suffix=nil, @shift_size=nil, @shift_age=nil, @filename=nil, @dev=#<IO:>, @mon_mutex=#Thread::Mutex:0x0000000003aeb020, @mon_mutex_owner_object_id=30890100, @mon_owner=nil, @mon_count=0>>, :password_prompt=>#Net::SSH::Prompt:0x0000000003aeafa8, :user=>"user"}>

[SSH] connection failed (#<Errno::ECONNREFUSED: Connection refused - connect(2) for ##.###.##.##:22>)
Waiting for SSH service on ##.###.##.##:22, retrying in 3 seconds
[SSH] opening connection to user@##.###.##.##<{:user_known_hosts_file=>"/dev/null", :port=>22, :compression=>false, :compression_level=>0, :keepalive=>true, :keepalive_interval=>60, :keepalive_maxcount=>3, :timeout=>15, :keys_only=>true, :keys=>["/root/.ssh/####.pem"], :auth_methods=>["publickey"], :verify_host_key=>:never, :logger=>#<Logger:0x0000000003aeb1d8 @Level=4, @progname=nil, @default_formatter=#<Logger::Formatter:0x0000000003aeb138 @datetime_format=nil>, @Formatter=nil, @logdev=#<Logger::LogDevice:0x0000000003aeb0e8 @shift_period_suffix=nil, @shift_size=nil, @shift_age=nil, @filename=nil, @dev=#<IO:>, @mon_mutex=#Thread::Mutex:0x0000000003aeb020, @mon_mutex_owner_object_id=30890100, @mon_owner=nil, @mon_count=0>>, :password_prompt=>#Net::SSH::Prompt:0x0000000003aeafa8, :user=>"user"}>
[SSH] connection failed (#<Net::SSH::AuthenticationFailed: Authentication failed for user user@##.###.##.##>)

When attempting to SSH manually with the same key it works.

[lmayorga1980]

related to #398