Use generated RSA key while accessing nodes via SSH

Generate RSA key pair (optionally it could be provided by
operator via environment variable) and use it for SSH
authentication instead of password.

Also it's possible to provide the key from a local file now.

Change-Id: I5fea4d55337f294cd7829392b91b2cca7b85ead5
Reviewed-on: https://review.gerrithub.io/367254
Reviewed-by: Victor Ryzhenkin <vryzhenkin@mirantis.com>
Reviewed-by: Dennis Dmitriev <dis.xcom@gmail.com>
Tested-by: Dennis Dmitriev <dis.xcom@gmail.com>
diff --git a/tcp_tests/templates/mk22-lab-basic/underlay--user-data-cfg01.yaml b/tcp_tests/templates/mk22-lab-basic/underlay--user-data-cfg01.yaml
index c90e6ad..6634617 100644
--- a/tcp_tests/templates/mk22-lab-basic/underlay--user-data-cfg01.yaml
+++ b/tcp_tests/templates/mk22-lab-basic/underlay--user-data-cfg01.yaml
@@ -7,7 +7,9 @@
      sudo: ALL=(ALL) NOPASSWD:ALL
      shell: /bin/bash
      ssh_authorized_keys:
-      - ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGwjUlYn9UsmWmAGSuEA2sICad7WqxgsJR0HKcMbbxi0tn96h4Cq2iGYmzlJ48egLm5R5pxyWnFvL4b/2zb+kKTPCMwRc9nv7xEGosEFNQEoSDd+gYu2CO0dgS2bX/7m2DXmzvhqPjxWQUXXsb0OYAS1r9Es65FE8y4rLaegz8V35xfH45bTCA0W8VSKh264XtGz12hacqsttE/UvyjJTZe+/XV+xJy3WAWxe8J/MuW1VqbqNewTmpTE/LJU8i6pG4msU6+wH99UvsGAOKQOduynUHKWG3VZg5YCjpbbV/t/pfW/vHB3b3jiifQmNhulyiG/CNnSQ5BahtV/7qPsYt vagrant@cfg01
+     {% for key in config.underlay.ssh_keys %}
+      - ssh-rsa {{ key['public'] }}
+     {% endfor %}
 
   disable_root: false
   chpasswd:
@@ -55,38 +57,6 @@
           auto ens4
           iface ens4 inet dhcp
 
-   - path: /root/.ssh/id_rsa
-     owner: root:root
-     permissions: '0600'
-     content: |
-         -----BEGIN RSA PRIVATE KEY-----
-         MIIEpAIBAAKCAQEAxsI1JWJ/VLJlpgBkrhANrCAmne1qsYLCUdBynDG28YtLZ/eo
-         eAqtohmJs5SePHoC5uUeacclpxby+G/9s2/pCkzwjMEXPZ7+8RBqLBBTUBKEg3fo
-         GLtgjtHYEtm1/+5tg15s74aj48VkFF17G9DmAEta/RLOuRRPMuKy2noM/Fd+cXx+
-         OW0wgNFvFUioduuF7Rs9doWnKrLbRP1L8oyU2Xvv11fsSct1gFsXvCfzLltVam6j
-         XsE5qUxPyyVPIuqRuJrFOvsB/fVL7BgDikDnbsp1Bylht1WYOWAo6W21f7f6X1v7
-         xwd2944on0JjYbpcohvwjZ0kOQWobVf+6j7GLQIDAQABAoIBAF0tAAMlmLGY7CQU
-         /R3IctBlRhU1DpZmyTfXc1MbzzqO5Wu44yZbQyjBthcUrdWGEUQy1r4Z2OHq1T54
-         KcPry6DDjuU9Q+rkVXmnC07a3GOmOq7zEEA/3zU01ImJvFNdb8NtCb6ELOKDT7Zo
-         WGUi2h/7M41+OqDzD2m4csYO/3Vvr12sMhn9BfwU4OPpL44A4PJiEryEAw9o5/j/
-         73eyPvgf6tkC4l0mMtfHB9tg/F++iH8fiEr1SMvHGIc9gZNmFYMrs2XfLkAejPfH
-         XrOyw6eqd+kluqw51gHhdeQYwBx6mfOkbhPHWU79FzpH5M1ikdfImZmPCxVf3Ykj
-         nxLoK9UCgYEA4c9agPb/OFyN00nnUMBxzQt1pErpOf/7QhnvNZThomzSV7PyefxF
-         H6G/VlS3gCcrWBCh7mqOSxGcNQwgudVqzUm7QXruQeg4nWcCGSxg7lGYSEf0MyWL
-         5wrd+f9MoV/VV8udIPENjp96o5kwQEVRfsTBNwmk54kup2+br5q8re8CgYEA4VT8
-         UeIN+plP6FjZYITI+SO/ou5goKIhfBrqa5gOXXPc2y6sIu9wBWCr+T7FAF/2gGhS
-         rpVx76zcmx05nwkxIlJh58+G3MVyUDFoWnrtL38vdkBSuOGgNfzcBsFpQvFs8WaW
-         otbuTtkPcXbVdYRr32/C620MxXhUO+svo3CLaaMCgYEA1rjlF8NHl+Gy31rkQg5t
-         aIxgFpVBR+zZkNa2d94V3Ozb65fqmALB/D1Dg6VVROB6P+i5AsyCeHHLd0oMCIof
-         YAyfqrlpvHRE+bAM98ESfyxJwVnipYwrh8z2nZYd2UoWxcCRrtRpjtipts2ha0w/
-         HWudS2e5To5NNdxUT9y1VDMCgYEAxkQiE+ZkyGiXv+hVtLCBqX4EA9fdm9msvudr
-         9qn/kcj9vrntanvlxEWQbCoH61GEsu2YOtdyPiKKpc1sQvwyiHGWhgK7NoxhDiC7
-         IknhYxZ064ajgtu8PWS1MRiDhwypACt1Rej6HNSu2vZl0hZnWF2dU8tLHoHHFEXX
-         T+caNCMCgYBZpD6XBiiEXf0ikXYnXKOmbsyVG80V+yqfLo85qb2RW9TaviOSP43g
-         nB22ReMSHq2cOrs6VTTgfhxefBwzdDFbfKMf6ZU82jCNlpetAZOrhdMHUvcsjSQk
-         XKI6Ldfq6TU3xKujRHfGP+oQ6GLwVCL/kjGxOuSRLFGfRiiqYI3nww==
-         -----END RSA PRIVATE KEY-----
-
    - path: /root/.ssh/config
      owner: root:root
      permissions: '0600'
diff --git a/tcp_tests/templates/mk22-lab-basic/underlay--user-data1404.yaml b/tcp_tests/templates/mk22-lab-basic/underlay--user-data1404.yaml
index faadbb5..60c33c8 100644
--- a/tcp_tests/templates/mk22-lab-basic/underlay--user-data1404.yaml
+++ b/tcp_tests/templates/mk22-lab-basic/underlay--user-data1404.yaml
@@ -7,7 +7,9 @@
      sudo: ALL=(ALL) NOPASSWD:ALL
      shell: /bin/bash
      ssh_authorized_keys:
-      - ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGwjUlYn9UsmWmAGSuEA2sICad7WqxgsJR0HKcMbbxi0tn96h4Cq2iGYmzlJ48egLm5R5pxyWnFvL4b/2zb+kKTPCMwRc9nv7xEGosEFNQEoSDd+gYu2CO0dgS2bX/7m2DXmzvhqPjxWQUXXsb0OYAS1r9Es65FE8y4rLaegz8V35xfH45bTCA0W8VSKh264XtGz12hacqsttE/UvyjJTZe+/XV+xJy3WAWxe8J/MuW1VqbqNewTmpTE/LJU8i6pG4msU6+wH99UvsGAOKQOduynUHKWG3VZg5YCjpbbV/t/pfW/vHB3b3jiifQmNhulyiG/CNnSQ5BahtV/7qPsYt vagrant@cfg01
+     {% for key in config.underlay.ssh_keys %}
+      - ssh-rsa {{ key['public'] }}
+     {% endfor %}
 
   disable_root: false
   chpasswd:
diff --git a/tcp_tests/templates/mk22-lab-basic/underlay--user-data1604.yaml b/tcp_tests/templates/mk22-lab-basic/underlay--user-data1604.yaml
index ff6539a..b1c2dc0 100644
--- a/tcp_tests/templates/mk22-lab-basic/underlay--user-data1604.yaml
+++ b/tcp_tests/templates/mk22-lab-basic/underlay--user-data1604.yaml
@@ -7,7 +7,9 @@
      sudo: ALL=(ALL) NOPASSWD:ALL
      shell: /bin/bash
      ssh_authorized_keys:
-      - ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGwjUlYn9UsmWmAGSuEA2sICad7WqxgsJR0HKcMbbxi0tn96h4Cq2iGYmzlJ48egLm5R5pxyWnFvL4b/2zb+kKTPCMwRc9nv7xEGosEFNQEoSDd+gYu2CO0dgS2bX/7m2DXmzvhqPjxWQUXXsb0OYAS1r9Es65FE8y4rLaegz8V35xfH45bTCA0W8VSKh264XtGz12hacqsttE/UvyjJTZe+/XV+xJy3WAWxe8J/MuW1VqbqNewTmpTE/LJU8i6pG4msU6+wH99UvsGAOKQOduynUHKWG3VZg5YCjpbbV/t/pfW/vHB3b3jiifQmNhulyiG/CNnSQ5BahtV/7qPsYt vagrant@cfg01
+     {% for key in config.underlay.ssh_keys %}
+      - ssh-rsa {{ key['public'] }}
+     {% endfor %}
 
   disable_root: false
   chpasswd: