Tags: ‘CFEngine3’

Interactive key exchange with CFEngine

Here at Normation, we use CFEngine 3 extensively for configuration management across Linux and Windows servers. CFEngine 3 is a very secure tool, that relies on keys to identify hosts and authorize connections. To set up a secure CFEngine infrastructure, you ought to exchange keys between hosts (note that if you don’t have confidential data […] Read more

Cfengine 3.1.5 is nearly out, what can we expect from it?

Here at Normation, we use Cfengine 3 extensively for configuration management across Linux and Windows servers. Cfengine 3 is an open source project, and as every good open source project, the trunk version is always available (but not always very reliable) and stable versions are released regularly. Prior to the release of a new version, […] Read more

Why we use Cfengine: file editing

Here at Normation, we use Cfengine 3 extensively for configuration management across Linux and Windows servers. A question we get often is why Cfengine? I’d like to focus this post on file editing. Since Configuration Management has a lot to do with configuration files, file editing (either from a template, or just setting parameters) is […] Read more

Cfengine tip: Keeping cf-execd alive (whatever happens)

As good as your configuration management tool may be, it can only do it’s job if it’s running. Some tips on making sure this is the case, whatever happens. Why just cf-execd? With Cfengine, the “heavy lifting” is done by cf-agent, which is normally run on a regular interval by cf-execd (a daemon that runs […] Read more

FOSDEM: Configuration Management wishlist

We were at FOSDEM in Brussels last weekend (OK, like every year, and like thousand of others – yes it’s that good an event!). Alongside a huge number of interesting talks, events and people, of particular interest to us was the Configuration Management DevRoom, organized by James and Nigel from Puppet Labs. It hosted brilliant […] Read more

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