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Andor/contain.pp

Last active September 16, 2021 16:30
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puppet include vs require vs contain
Raw
contain.pp
class ntp {
file { '/etc/ntp.conf':
...
require => Package['ntp'],
notify => Class['ntp::service'],
}
contain ntp::service
}
class main {
include ntp
# this exec will run strictly after Class['ntp'] but not neccesarily after Class['ntp::service']
# just like if all resources from Class['ntp::service'] are declared in Class['ntp']
# AKA (something like)
# Class['ntp'] -> Exec['/bin/runme.sh']
# Class['ntp::service'] -> Exec['/bin/runme.sh']
exec { '/bin/runme.sh':
require => Class['ntp'],
}
}
Raw
include-require.pp
class ntp {
file { '/etc/ntp.conf':
...
require => Package['ntp'],
notify => Class['ntp::service'],
}
include ntp::service
package { 'ntp':
...
}
}
class main {
include ntp
# this exec will run strictly after Class['ntp'] and all resources in it, but not necessarily after Class['ntp::service']
# AKA
# Class['ntp'] -> Exec['/bin/runme.sh']
# but there will be no dependency like this one:
# Class['ntp::service'] -> Exec['/bin/runme.sh']
exec { '/bin/runme.sh':
require => Class['ntp'],
}
}
Raw
include.pp
class ntp {
file { '/etc/ntp.conf':
...
require => Package['ntp'],
notify => Class['ntp::service'],
}
include ntp::service
}
class main {
include ntp
# this exec will run randomly, without any dependencies with any class from above
exec { '/bin/runme.sh':
}
}
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