Files
infix/src/confd
Ahmed KaricandMattias Walström 4a325af4e4 confd: generate test-config.cfg
Currently, it's not possible to run infix tests from an external
project (based on infix) due to an incompatibility between the
configuration used in the tests (the default configuration
within the image generated by the external project) and the infix
base configuration expected by the test cases. Therefore, a simple
configuration specifically for testing purposes needs to be generated
within an image. This test-config should always be generated
but only loaded when the device is in test mode.

Part of issue #568
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..
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Configuration Daemon

confd is the Infix configuration daemon that serves as the glue between sysrepo and netopeer2 (NETCONF) and the UNIX system under it all.

Factory & Failure Config

Infix supports both static and dynamically generated factory-config. At boot the dynamic is always generated to /run/confd/factory-config.gen, which is installed to /etc/factory-config.cfg and used by default, if that file does not already exist. The same applies to the failure mode configuration.

The following describes how a vendor/product specific config is found and installed into /etc/factory-config.cfg before the dynamic one is installed.

  1. /etc/factory-config.cfg: built into the image, e.g., r2s
  2. /usr/share/product/<PRODUCT>/etc/factory-config.cfg, where the <PRODUCT> is determined from the VPD, which is available after probe has run, in /run/system.json as "product-name". The lower case version of the string is used

In the second option a script running just after probe will in fact cp the complete product specific directory to /, meaning any file and directory that is writable at runtime can be overloaded with device specific versions.

Origin & References

Based on the Open Source dklibc/sysrepo_plugin_ietf_system project by Denis Kalashnikov.