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266 commits

Author SHA1 Message Date
Markus Lehtonen
b0fedab786 sources/pci: make device label format configurable
Add new config option for specifying the device label, i.e. the
<device-label> part in
    node.alpha.kubernetes-incubator.io/nfd-pci-<device label>.present

The option is a list of field names:
    "class"             PCI device class
    "vendor"            Vendor ID
    "device"            Device ID
    "subsystem_vendor"  Subsystem vendor ID
    "subsystem_device"  Subsystem device ID

E.g. the following command line flag can be used to use all of the
above:
  --options='{"sources": {"pci": {"deviceLabelFields": ["class", "vendor", "device", "subsystem_vendor", "subsystem_device"] } } }'
2018-10-10 12:36:20 +03:00
Markus Lehtonen
b0d0797936 Add config support for the pci feature source
User can now configure the list of device classes to detect, either via
a configuration file or by using the --options command line flag.

An example of a command line flag to detect all network controllers and
("main class 0x02) and VGA display controllers ("main" class 0x03 and
subclass 0x00) would be:
  --options='{"sources": {"pci": {"deviceClassWhitelist": ["02", "0300"] } } }'
2018-10-10 12:36:20 +03:00
Markus Lehtonen
74d6993e9b Implement PCI feature source
This feature source detects the presence of PCI devices. At the moment,
it only advertises GPUs and accelerator cards, i.e. device classes 0x03,
0x0b40 and 0x12.

The label format is:
  node.alpha.kubernetes-incubator.io/nfd-pci-<device label>.present
where <device label> is composed of raw PCI IDs:
  <class id>_<vendor id>
2018-10-10 12:36:20 +03:00
Markus Lehtonen
4fa7ae38e3 network: rename sriov labels
Introduce a new scheme where features may have logical sub-components.
Rename sriov labels from the network source according to the new
pattern:
  sriov            -> sriov.capable
  sriov-configured -> sriov.configured

Also, document this new labeling scheme in the README.

Signed-off-by: Markus Lehtonen <markus.lehtonen@intel.com>
2018-10-03 15:25:58 +03:00
Rui Cao
4bab607b82 Fix typo: suppported -> supported
Signed-off-by: Rui Cao <ruicao@alauda.io>
2018-10-02 17:14:03 +03:00
Bin Lu
db929b878b Skip pstate detection on Arm
Signed-off-by: Bin Lu <bin.lu@arm.com>
2018-08-17 11:10:18 +03:00
Markus Lehtonen
175305b1ad Implement detection of IOMMU (#136) (#137)
* Arrange feature sources alphabetically

Just a cosmetic change, but, a small readability improvement.

* Implement detection of IOMMU (#136)

Add a new feature source, i.e. 'iommu', which detects if an IOMMU is
present and enabled in the kernel. The new node label is
  node.alpha.kubernetes-incubator.io/nfd-iommu-present
2018-07-24 08:24:45 -07:00
Olev Kartau
e984154090 Added more Intel RDT capability discovery: CMT,MBM,MBA (#120)
Added Memory Bandwith Allocation (MBA) capability discovery.
Refined RDT monitoring capability detection;
Cache Monitoring Technology (CMT) and
Memory Bandwidth Monitoring (MBM)
capabilities can be detected separately.
2018-05-24 16:49:00 -07:00
Naga Ravi Chaitanya Elluri
60de66fc03 Advertise selinux status by adding labels
This commit:
- enables node-feature-dicovery to advertise selinux status
  on the node by adding a label.

- update the template to mount /sys into the container, this is
  needed to know about the selinux status on the host

- adds selinux source for unit tests
2018-04-09 16:13:45 -04:00
Olev Kartau
00615be083 Add memory source and NUMA detection.
If multiple nodes are marked online in
/sys/devices/system/node/online, it's a sign of NUMA
architecture. Mark it using nfd-memory-numa label.
2018-03-29 09:43:42 +03:00
Olev Kartau
e22ae236cd Added nonrotational storage detection
This change adds feature source "storage".
Add label if any non-rotational block device is present in the node.
The label will be: nfd-storage-nonrotationaldisk=true
2018-03-27 14:30:27 +03:00
Markus Lehtonen
348f3a7f89 Remove hardcoding of nfd source path (#94)
* Make rdt-discovery buildable outside hardcoded path

Do not assume that nfd sources always reside under hardcoded directory
"/go/src/github.com/kubernetes-incubator/node-feature-discovery/". This
makes it possible e.g. to build nfd locally outside the Docker
container.

* Do not hardcode the path for RDT helper binaries

Utilize the standard PATH env variable, instead.
2018-03-16 09:56:35 -07:00
Olev Kartau
15559903a0 Improve GoReportCard metrics, both gofmt and golint (#90)
* Format main,fake,network go source to improve GoReportCard

Order of import changed in main.go and network.go,
missing ending newline added in fake.go

* Fixed simple golint suggestions in multiple files

Mostly about missing or incomplete comments
2018-03-05 07:51:47 -08:00
Markus Lehtonen
b999a1a6f4 Fix unit tests (#98)
* Update unit tests

Make the unit tests pass, again.

* Update project dependencies

* Enable unittests in travis
2018-03-01 10:49:57 -08:00
swatisehgal
41da99a435 Adding SR-IOV capability discovery to node-feature-discovery (#49)
* Adding SR-IOV capability discovery to node-feature-discovery

* SR-IOV capability discovery in NFD : code update after PR review
- using hostnetwork instead of volume mount in file node-feature-discovery-job.json.template
- iterating through network interfaces that are "up" in sources.go
- inserting logs in sources.go
- change in feature source name from "netid" to "network" in sources.go, README.md and main.go

*  Added code for labels sriov=true (sriov_totalvfs > 0) and sriov-configured=true (sriov_numvfs > 0)

* Code Refactored: Added Network package and network.go
2017-11-28 15:47:11 +01:00
Andy Xie
0ea8ff631e refactor sources to source pkg 2017-09-05 21:35:33 -07:00