Vagrant & Puppet

While working on a project every member of the team can add his libraries, extensions and setup the project as he sees fit.
The problem arises when that process needs to be repeated with other members of the team.
Vagrant, one of the many tools that you might have heard of but did not have a chance to look at, is used to simplify the development setup and allowing identical setup to all the memebers of the team. During the talk I will try to explain why you should use Vagrant/Puppet and what are the advantages/disadvantages

Transcript

1. VAGRANT & PUPPET
   Srdjan Vranac // code4hire.com // @vranac
   

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2. A LONG TIME AGO IN A GALAXY FAR, FAR
   AWAY...
   

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3. WORKS ON MY MACHINE™
   

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4. View Slide

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6. SINGLE & MULTIPLE VM
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7. TWO STEP PROCESS
   (PROVIDE & PROVISION)
   

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8. PROVIDING:
   Download basebox
   Create a VM from basebox
   Configure VM
   Boot the VM
   

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9. PROVISIONING:
   Puppet (remote puppet master)
   Shell script
   Chef (solo or master)
   Ansible
   

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10. SHOW ME THE CODE
    

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11. FIRST BLO... AHEM RUN
    VAGRANTFILE
    

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12. ONCE MORE, WITH A BOX
    VAGRANTFILE
    

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13. VAGRANTFILE
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14. TRIFECTA
    Package/File/Service: Learn it, live it, love it.
    If you can use only this, you can still do a lot
    

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15. Package (install)
    File (configure)
    Service (startup)
    

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16. BASE.PP
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17. COMPOSER INSTALL
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18. SERVER.PP
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19. View Slide

20. PROBLEMS:
    

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21. DIFFERENT VAGRANTFILE SYNTAX
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    e
    n
    d
    

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22. SHARED RESOURCES
    vboxfs can be slow
    NFS extensions, performance is ok(ish)
    but they do not work on windows
    Windows
    

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23. SPEED
    VM are booted sequentially, that can take time
    Package installation can take time,
    especially if apt-get (or similar) is executed
    before each command
    

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24. DEBUG:
    Passing arguments to puppet from console is almost impossible
    

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25. DEBUG:
    Commands in manifest files are not being executed in known
    order
    e
    x
    e
    c { "
    d
    o
    w
    n
    l
    o
    a
    d
    -
    c
    o
    m
    p
    o
    s
    e
    r
    "
    :
    c
    o
    m
    m
    a
    n
    d =
    > "
    c
    u
    r
    l -
    s
    S h
    t
    t
    p
    s
    :
    /
    /
    g
    e
    t
    c
    o
    m
    p
    o
    s
    e
    r
    .
    o
    r
    g
    /
    i
    n
    s
    t
    a
    l
    l
    e
    r | p
    h
    p &
    & m
    v c
    o
    m
    p
    o
    s
    e
    r
    .
    p
    h
    a
    r /
    u
    s
    r
    c
    r
    e
    a
    t
    e
    s =
    > "
    /
    u
    s
    r
    /
    l
    o
    c
    a
    l
    /
    b
    i
    n
    /
    c
    o
    m
    p
    o
    s
    e
    r
    "
    ,
    r
    e
    q
    u
    i
    r
    e =
    > P
    a
    c
    k
    a
    g
    e
    [
    "
    m
    a
    k
    e
    "
    , "
    c
    u
    r
    l
    "
    ,
    "
    g
    i
    t
    "
    ,
    "
    p
    h
    p
    5
    "
    ]
    }
    

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26. DEBUG:
    Error messages can be completelly useless
    

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27. DEBUG:
    Puppet files can be linted, but without running them you do not
    know
    if/when they will fail (and where)
    Puppet unit testing with rspec-puppet and rspec-system-
    serverspec
    

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28. THE END ?
    

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29. LINKS
    

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