Halyard | extremely horizontally scalable Triplestore with support | Database library
kandi X-RAY | Halyard Summary
kandi X-RAY | Halyard Summary
Halyard is an extremely horizontally scalable triple store with support for named graphs, designed for integration of extremely large semantic data models and for storage and SPARQL 1.1 querying of complete Linked Data universe snapshots. Halyard implementation is based on Eclipse RDF4J framework and Apache HBase database, and it is completely written in Java.
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Top functions reviewed by kandi - BETA
- Run HBase
- Get input splits
- Adds query from file status
- Adds queries from a directory recursively
- Parses a custom command and executes it
- Parse the port number from the command line
- Parse the timeout value
- Runs a bulk export target
- Add a file to the temporary folder
- Runs the update
- Runs Elasticsearch job
- Export the configuration into a Model
- This method returns total number of tiles per context
- List the RDF files
- Evaluates the actual timestamp
- Handle SPARQL queries
- Returns the cardinality of the statement
- Test program
- Run the actual query
- Run HBase stats
- Entry point for the pre - split table
- Run the job
- Retrieve the configuration from the given Model
- Filter the given tuple expression
- Run HBase job
- Sets triples
Halyard Key Features
Halyard Examples and Code Snippets
Community Discussions
Trending Discussions on Halyard
QUESTION
Trying to deploy spinnaker in Kubernetes using halyard. All my custom configurations are under
~/.hal/default/service-settings
~/.hal/default/profile
So, running the below command deploys the configuration.
hal deploy apply
This reads my settings under default. Is it possible to have a folder other than default? if so, How can i change the config to use the config under the new folder as opposed to default.
Also, All the pods are using the test & local profiles while starting.
...ANSWER
Answered 2020-Mar-24 at 23:09About the "default", this is called "Deployment" - see this: https://www.spinnaker.io/reference/halyard/#deployments
And, on the profile names, I would not worry too much... You add overrides to the "profiles" directory on these...
QUESTION
When deploying Spinnaker to EKS via hal deploy apply
, Spinnaker Clouddriver pod goes to CrashLoopBackOff
with the following error,
Factory method 'awsProvider' threw exception; nested exception is java.lang.NullPointerException: Cannot get property 'name' on null object
My Halyard config is like follows,
...ANSWER
Answered 2020-Feb-24 at 05:45This is more or less a guess, since you didn't include one iota of version information about your spinnaker setup, but...
According to at com.netflix.spinnaker.clouddriver.aws.provider.agent.ReservationReportCachingAgent$_determineVpcOnlyAccounts_closure2.doCall(ReservationReportCachingAgent.groovy:117) ~[clouddriver-aws.jar:na]
in your gist, which corresponds to getAmazonEC2(credentials, credentials.regions[0].name)
in version 6.5.2
it appears they do not tolerate having an empty regions: []
like you do; thus:
QUESTION
Im trying to install halyard in Ubuntu 16.04.
I have downloaded installhalyard script using curl curl -O https://raw.githubusercontent.com/spinnaker/halyard/master/install/debian/InstallHalyard.sh
After Im executing sudo bash InstallHalyard.sh to install halyard command. But Its not getting installed and showing the below error
...ANSWER
Answered 2019-Oct-02 at 08:15Looks as though you either had a problem with network connectivity or some other reason that your system can't reach the host keyserver.ubuntu.com.
Make sure you can reach that server (try pinging it for instance) and your install should work.
QUESTION
Do you know why I am getting the following error?
I have tried to port-forward 8080 and also 8084
.
ANSWER
Answered 2019-Apr-30 at 19:31I've forwarded the port 9000 instead of 8084 and changed the --gate-endpoint http://localhost:9000/gate
and it worked.
QUESTION
I'm using this guidelines: https://www.spinnaker.io/setup/install/providers/gce/
When I'm running this line:
...ANSWER
Answered 2018-Nov-14 at 12:47@Thiago you might have to go an edit .hal/config
and modify network: default
to network:
and followed by hal deploy apply
. We ran into same issue, this is a dirty hack that worked for us.
QUESTION
I would like to provide a custom BOM (Bill of Materials) to spinnaker so that I can configure the repos according to my needs. I am new to k8s, helm and spinnaker and altought reading the docu there are some things not entirely clear how to do that...
ProblemI do not have access to the gcs store nor do I have direct access to external repos. So I need to configure the artifactSources
accordingly
According to the docu I guess I should provide a custom bom in a way that they be read from the filesystem - so inside the container spinnaker-spinnaker-halyard-0
I do the initial deployment with helm something like
...ANSWER
Answered 2019-Mar-04 at 13:44I found a way but it is manually done, working within the spinnaker-spinnaker-halyard
container. I'm sure there is a better way...
I add a custom bom as additionalConfigMap
to the values.yml
file
QUESTION
I'm running Spinnaker on Kubernetes 1.10.111. One of the Spinnaker services is a Pod running a service called Clouddriver. This Pod was running fine, but then the readinessProbe started erroring continuously. Kubernetes docs say
readinessProbe: Indicates whether the Container is ready to service requests. If the readiness probe fails, the endpoints controller removes the Pod’s IP address from the endpoints of all Services that match the Pod.
— https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/#container-probes
But this Pod's IP is still in the Service's endpoints. Why?
Clouddriver Pod YAML
...ANSWER
Answered 2019-Feb-27 at 14:28A probe by the kubelet can end in one of three states:
- successful
- failed (command returned a non-0 exit code)
- errored (command did not return before the timeout elapsed, the command does not exist inside the container, etc)
Here is the code (in 1.10.11) where the event probe errored
is recorded. Note that err != nil
.
Here is the code that calls the above function - when err != nil
(the probe returned an error), the result is discarded.
Only probes that fail will actually cause the pod's ready state to be changed.
QUESTION
We're using Kubernetes 1.9 as our cloud provider for Spinnaker v1.6.
In this mode, halyard
deploys all of the Spinnaker components - orca
, rosco
, igor
, etc. - as Kubernetes deployments in the spinnaker
namespace.
We want to add custom Kubernetes annotations to these specific Spinnaker pods owing to the way our logging solution for containers is defined.
While we can edit these pods by hand, I was wondering if there was a way to configure Halyard to attach custom annotations on all the pods it creates.
...ANSWER
Answered 2018-Aug-01 at 00:37While its not documented here, it does look like there is a podAnnations option.
I was able to add the file ~/.hal/default/service-settings/front50.yml
with the following config to get kube2iam annotations on the front50 pods.
QUESTION
I'm trying to setup Automated Canary Analysis for my application running in an On-Prem Kubernetes cluster using the steps here . We are using Prometheus for monitoring/metrics.
I'm faced with the following error in the Canary Analysis
stage when running the pipeline:
ANSWER
Answered 2019-Jan-10 at 19:23I was able to resolve this by adding a filter template in the metric of the canary config. The canary analysis task was able to run without error after adding this
QUESTION
I'm trying to deploy Spinnaker into a Kubernetes cluster. To do the trick, I use Halyard which uses Helm. While I'm trying to run my Helm pod I have the following output:
...ANSWER
Answered 2018-Dec-20 at 18:01Your entrypoint script needs to end with the magic line exec "$@"
.
In Docker in general, a container startup launches the container entrypoint, passing it the command as parameters. (A Kubernetes pod spec refers to these parts as "command" and "args".) Once the entrypoint completes, the container exits. Since your entrypoint script just runs kubectl config
and helm init
commands which all complete promptly, the container exits almost immediately; when it does, Kubernetes restarts it; and when it has to restart it more than two or three times, it goes into CrashLoopBackOff
state.
The usual way to get around this is to set up the entrypoint script to do any required first-time setup, then exec
the command that was passed to it as parameters. Then the command (in your case, /opt/halyard/bin/halyard
) winds up being "the main container process", and has the magic process ID 1, and will receive signals at container termination time.
Also note that there is a reasonably standard pattern for accessing the Kubernetes API from a pod that involves configuring a service account for the pod and using an official API, or else launching a kubectl proxy
sidecar. You might be able to use that in place of the manual setup steps you have here. (I've never tried to launch Helm from inside a Kubernetes pod, though.)
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Install Halyard
Apache Hadoop version 2.5.1 or higher
Apache HBase version 1.1.2 or higher
Java 8 Runtime
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