From 0623f2ffc09868f0cb1095d4ec84f603ff5af865 Mon Sep 17 00:00:00 2001 From: Marcell Nagy Date: Tue, 3 Sep 2024 11:13:36 +0100 Subject: [PATCH] initial commit --- .copier-answers.yml | 13 ++ .github/workflows/ci_verify.sh | 43 ++++ .github/workflows/verify.yml | 16 ++ .gitignore | 8 + LICENSE | 201 ++++++++++++++++++ README.md | 3 + environment.sh | 52 +++++ services/.ioc_template/Chart.yaml | 11 + services/.ioc_template/config/ioc.yaml | 16 ++ .../.ioc_template/templates/configmap.yaml | 10 + services/.ioc_template/values.yaml | 21 ++ services/epics-opis/Chart.yaml | 12 ++ services/epics-opis/README.md | 4 + services/epics-opis/values.yaml | 4 + services/epics-pvcs/Chart.yaml | 12 ++ services/epics-pvcs/README.md | 10 + services/epics-pvcs/values.yaml | 4 + services/p46-ea-test-01/Chart.yaml | 11 + services/p46-ea-test-01/config/ioc.db | 26 +++ services/p46-ea-test-01/config/ioc.yaml | 22 ++ .../p46-ea-test-01/templates/configmap.yaml | 10 + services/p46-ea-test-01/values.yaml | 21 ++ services/values.yaml | 11 + 23 files changed, 541 insertions(+) create mode 100644 .copier-answers.yml create mode 100755 .github/workflows/ci_verify.sh create mode 100644 .github/workflows/verify.yml create mode 100644 .gitignore create mode 100644 LICENSE create mode 100644 README.md create mode 100644 environment.sh create mode 100644 services/.ioc_template/Chart.yaml create mode 100644 services/.ioc_template/config/ioc.yaml create mode 100644 services/.ioc_template/templates/configmap.yaml create mode 100644 services/.ioc_template/values.yaml create mode 100644 services/epics-opis/Chart.yaml create mode 100644 services/epics-opis/README.md create mode 100644 services/epics-opis/values.yaml create mode 100644 services/epics-pvcs/Chart.yaml create mode 100644 services/epics-pvcs/README.md create mode 100644 services/epics-pvcs/values.yaml create mode 100644 services/p46-ea-test-01/Chart.yaml create mode 100644 services/p46-ea-test-01/config/ioc.db create mode 100644 services/p46-ea-test-01/config/ioc.yaml create mode 100644 services/p46-ea-test-01/templates/configmap.yaml create mode 100644 services/p46-ea-test-01/values.yaml create mode 100644 services/values.yaml diff --git a/.copier-answers.yml b/.copier-answers.yml new file mode 100644 index 0000000..d343d57 --- /dev/null +++ b/.copier-answers.yml @@ -0,0 +1,13 @@ +# Changes here will be overwritten by Copier; NEVER EDIT MANUALLY +_commit: 0.2.9 +_src_path: gh:epics-containers/services-template-helm +cluster_name: pollux +cluster_namespace: p46-beamline +cluster_type: dls_cluster +description: p46 IOC Instances and Services +git_platform: github.com +github_org: epics-containers +ioc_group: p46 +location: bl46p +logging_url: https://graylog2.diamond.ac.uk/search?rangetype=relative&fields=message%2Csource&width=1489&highlightMessage=&relative=172800&q=pod_name%3A{service_name}* +repo_uri: https://github.com/epics-containers/p46-services diff --git a/.github/workflows/ci_verify.sh b/.github/workflows/ci_verify.sh new file mode 100755 index 0000000..c9a027e --- /dev/null +++ b/.github/workflows/ci_verify.sh @@ -0,0 +1,43 @@ +#!/bin/bash + +# CI to verify all the instances specified in this repo have valid configs. +# The intention here is to verify that any mounted config folder will work +# with the container image specified in values.yaml +# +# At present this will only work with IOCs because it uses ibek. To support +# other future services that don't use ibek, we will need to add a standard +# entrypoint for validating the config folder mounted at /config. + +ROOT=$(realpath $(dirname ${0})/../..) +set -xe + +# use docker if available else use podman +if ! docker version &>/dev/null; then docker=podman; else docker=docker; fi + +for service in ${ROOT}/services/* +do + # Skip if subfolder has no config to validate + if [ ! -f "${service}/config/ioc.yaml" ]; then + continue + fi + + # Get the container image that this service uses from values.yaml if supplied + image=$(cat ${service}/values.yaml | sed -rn 's/^ +image: (.*)/\1/p') + + if [ -n "${image}" ]; then + echo "Validating ${service} with ${image}" + + runtime=/tmp/ioc-runtime/$(basename ${service}) + mkdir -p ${runtime} + + # This will fail and exit if the ioc.yaml is invalid + $docker run --rm --entrypoint bash \ + -v ${service}/config:/config \ + -v ${runtime}:/epics/runtime \ + ${image} \ + -c 'ibek runtime generate /config/ioc.yaml /epics/ibek-defs/*' + # show the startup script we just generated (and verify it exists) + cat ${runtime}/st.cmd + + fi +done diff --git a/.github/workflows/verify.yml b/.github/workflows/verify.yml new file mode 100644 index 0000000..8d07daf --- /dev/null +++ b/.github/workflows/verify.yml @@ -0,0 +1,16 @@ +on: + push: + pull_request: + +jobs: + verify_ioc_instances: + runs-on: ubuntu-latest + # pull requests are a duplicate of a branch push if within the same repo. + if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.repository + + steps: + - uses: actions/checkout@v4 + + - name: run IOC checks + run: | + bash .github/workflows/ci_verify.sh diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..d358bb9 --- /dev/null +++ b/.gitignore @@ -0,0 +1,8 @@ +**/*.tz +**/*.tgz +.history +venv* +.venv* +**/Chart.lock +**/charts +**/*copy diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..506438f --- /dev/null +++ b/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright 2021 Knap, Giles (DLSLtd,RAL,LSCI) + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/README.md b/README.md new file mode 100644 index 0000000..7d8e4a4 --- /dev/null +++ b/README.md @@ -0,0 +1,3 @@ +# p46 IOC Instances and Services + +This repository holds the a definition of p46 IOC Instances and services. Each sub folder of the `services` directory contains a helm chart for a specific service or IOC. \ No newline at end of file diff --git a/environment.sh b/environment.sh new file mode 100644 index 0000000..ffb50d7 --- /dev/null +++ b/environment.sh @@ -0,0 +1,52 @@ +#!/bin/bash + +# a bash script to source in order to set up your command line to in order +# to work with the p46 IOCs and Services. + +# check we are sourced +if [ "$0" = "$BASH_SOURCE" ]; then + echo "ERROR: Please source this script" + exit 1 +fi + +echo "Loading environment for p46 IOC Instances and Services ..." + +#### SECTION 1. Environment variables ########################################## + +export EC_CLI_BACKEND="K8S" +# the namespace to use for kubernetes deployments +export EC_TARGET=p46-beamline +# the git repo for this project +export EC_SERVICES_REPO=https://github.com/epics-containers/p46-services +# declare your centralised log server Web UI +export EC_LOG_URL="https://graylog2.diamond.ac.uk/search?rangetype=relative&fields=message%2Csource&width=1489&highlightMessage=&relative=172800&q=pod_name%3A{service_name}*" + +#### SECTION 2. Install ec ##################################################### + +# check if epics-containers-cli (ec command) is installed +if ! ec --version &> /dev/null; then + echo "ERROR: Please set up a virtual environment and: 'pip install edge-containers-cli'" + return 1 +fi + +# enable shell completion for ec commands +source <(ec --show-completion ${SHELL}) + + +#### SECTION 3. Configure Kubernetes Cluster ################################### + + +# the following configures kubernetes inside DLS. + +module unload pollux > /dev/null +module load pollux > /dev/null +# set the default namespace for kubectl and helm (for convenience only) +kubectl config set-context --current --namespace=p46-beamline +# make sure the user has provided credentials +kubectl version + + +# enable shell completion for k8s tools +if [ -n "$ZSH_VERSION" ]; then SHELL=zsh; fi +source <(helm completion $(basename ${SHELL})) +source <(kubectl completion $(basename ${SHELL})) diff --git a/services/.ioc_template/Chart.yaml b/services/.ioc_template/Chart.yaml new file mode 100644 index 0000000..5732737 --- /dev/null +++ b/services/.ioc_template/Chart.yaml @@ -0,0 +1,11 @@ +# A Helm Chart for an IOC instance +apiVersion: v2 +name: ec-service +version: 1.0.0 + +type: application + +dependencies: + - name: ioc-instance + version: 4.0.0 + repository: "oci://ghcr.io/epics-containers" \ No newline at end of file diff --git a/services/.ioc_template/config/ioc.yaml b/services/.ioc_template/config/ioc.yaml new file mode 100644 index 0000000..66dad0b --- /dev/null +++ b/services/.ioc_template/config/ioc.yaml @@ -0,0 +1,16 @@ +# yaml-language-server: $schema=https://github.com/epics-containers/ioc-template-example/releases/download/3.5.1/ibek.ioc.schema.json + +# TODO replace above with the generic IOC schema this IOC is based on +ioc_name: "{{ _global.get_env('IOC_NAME') }}" + +description: REPLACE WITH DESCRIPTION + +entities: + - type: epics.EpicsEnvSet + name: EPICS_TZ + value: GMT0BST + + - type: devIocStats.iocAdminSoft + IOC: "{{ ioc_name | upper }}" + + # - todo: Add more entities to make a meaningful IOC \ No newline at end of file diff --git a/services/.ioc_template/templates/configmap.yaml b/services/.ioc_template/templates/configmap.yaml new file mode 100644 index 0000000..3b4c418 --- /dev/null +++ b/services/.ioc_template/templates/configmap.yaml @@ -0,0 +1,10 @@ +apiVersion: v1 +kind: ConfigMap +metadata: + name: {{ .Release.Name }}-config + labels: + app: {{ .Release.Name }} +data: + +# contents of the ioc instance config folder +{{ (.Files.Glob "config/*").AsConfig | indent 2 }} \ No newline at end of file diff --git a/services/.ioc_template/values.yaml b/services/.ioc_template/values.yaml new file mode 100644 index 0000000..38d0952 --- /dev/null +++ b/services/.ioc_template/values.yaml @@ -0,0 +1,21 @@ +# yaml-language-server: $schema=https://github.com/epics-containers/ec-helm-charts/releases/download/3.4.4/ioc-instance.schema.json#/$defs/service +ioc-instance: + image: REPLACE_WITH_IMAGE_URI + + # NOTE: the following are suggestions to help with debugging IOCs + # 1. replace the runtime container with the developer version + # this adds tools and compilers to the container so you + # can experiment in the cluster to fix the issue + # + # image: ghcr.io/epics-containers/ioc-adsimdetector-developer:2024.4.1 + + # 2. override the entry point to be a sleep infinity + # this means you can now use 'ec exec' to get a shell + # in the container and run /epics/ioc/start.sh. + # If it fails you can see the error and the pod + # will not terminate. In combination with 1. above you + # can experiment with changes until the issue + # is fixed. + # + # startCommand: sleep + # startArgs: infinity \ No newline at end of file diff --git a/services/epics-opis/Chart.yaml b/services/epics-opis/Chart.yaml new file mode 100644 index 0000000..945a2e9 --- /dev/null +++ b/services/epics-opis/Chart.yaml @@ -0,0 +1,12 @@ +# A Helm Chart for an IOC instance +apiVersion: v2 +name: epics-opis + +version: 1.0.0 + +type: application + +dependencies: + - name: epics-opis + version: 4.0.0 + repository: "oci://ghcr.io/epics-containers" diff --git a/services/epics-opis/README.md b/services/epics-opis/README.md new file mode 100644 index 0000000..e1981c3 --- /dev/null +++ b/services/epics-opis/README.md @@ -0,0 +1,4 @@ +epics-opis Helm Chart +===================== + +Installs the web server that shares the engineering screens published by each IOC. The structure is two deep only: IOC names as folders at the root containing all the IOCs OPI files in a flat list. diff --git a/services/epics-opis/values.yaml b/services/epics-opis/values.yaml new file mode 100644 index 0000000..8a3693e --- /dev/null +++ b/services/epics-opis/values.yaml @@ -0,0 +1,4 @@ +# Short name for this collection of services +# ioc_group: +# location where these IOCs and services will run +# location: \ No newline at end of file diff --git a/services/epics-pvcs/Chart.yaml b/services/epics-pvcs/Chart.yaml new file mode 100644 index 0000000..c9f830e --- /dev/null +++ b/services/epics-pvcs/Chart.yaml @@ -0,0 +1,12 @@ +# A Helm Chart for an IOC instance +apiVersion: v2 +name: epics-pvcs + +version: 1.0.0 + +type: application + +dependencies: + - name: epics-pvcs + version: 4.0.0 + repository: "oci://ghcr.io/epics-containers" \ No newline at end of file diff --git a/services/epics-pvcs/README.md b/services/epics-pvcs/README.md new file mode 100644 index 0000000..380175c --- /dev/null +++ b/services/epics-pvcs/README.md @@ -0,0 +1,10 @@ +epics-pvcs Helm Chart +===================== + +This is the first service that should be installed in a namespace because it creates the Volumes that hold shared data for IOCs. + +Sets up the PVCs that all IOCs may use. These should be set up once and not deleted as they hold data for IOCs. All of the PVCs have a folder hierarchy with the names of IOCs at the root. + + - autosave data: for IOCs that support autosave. This is separate from IOC helm charts so that it can survive deletion and re-creation of an IOC. + + - opis: all the OPI files for engineering screens that an IOC supplies are saved here. This is stored in a single PVC so that the opis service can publish them over http for access by an OPI client. diff --git a/services/epics-pvcs/values.yaml b/services/epics-pvcs/values.yaml new file mode 100644 index 0000000..8a3693e --- /dev/null +++ b/services/epics-pvcs/values.yaml @@ -0,0 +1,4 @@ +# Short name for this collection of services +# ioc_group: +# location where these IOCs and services will run +# location: \ No newline at end of file diff --git a/services/p46-ea-test-01/Chart.yaml b/services/p46-ea-test-01/Chart.yaml new file mode 100644 index 0000000..5732737 --- /dev/null +++ b/services/p46-ea-test-01/Chart.yaml @@ -0,0 +1,11 @@ +# A Helm Chart for an IOC instance +apiVersion: v2 +name: ec-service +version: 1.0.0 + +type: application + +dependencies: + - name: ioc-instance + version: 4.0.0 + repository: "oci://ghcr.io/epics-containers" \ No newline at end of file diff --git a/services/p46-ea-test-01/config/ioc.db b/services/p46-ea-test-01/config/ioc.db new file mode 100644 index 0000000..20285bb --- /dev/null +++ b/services/p46-ea-test-01/config/ioc.db @@ -0,0 +1,26 @@ +record(calc, "P46:IBEK:SUM") { + field(DESC, "Sum A and B") + field(CALC, "A+B") + field(INPA, "P46:IBEK:A") + field(INPB, "P46:IBEK:B") +} + +record(ao, "P46:IBEK:A") { + field(DESC, "A voltage") + field(PREC, "3") + field(EGU, "Volts") + field(DRVL, "-10") + field(DRVH, "+10") + field(VAL, "0.000") + field(FLNK, "P46:IBEK:SUM") +} + +record(ao, "P46:IBEK:B") { + field(DESC, "B voltage") + field(PREC, "3") + field(EGU, "Volts") + field(DRVL, "-10") + field(DRVH, "+10") + field(VAL, "0.000") + field(FLNK, "P46:IBEK:SUM") +} \ No newline at end of file diff --git a/services/p46-ea-test-01/config/ioc.yaml b/services/p46-ea-test-01/config/ioc.yaml new file mode 100644 index 0000000..e3ee750 --- /dev/null +++ b/services/p46-ea-test-01/config/ioc.yaml @@ -0,0 +1,22 @@ +# yaml-language-server: $schema=https://github.com/epics-containers/ioc-adsimdetector/releases/download/2024.6.1/ibek.ioc.schema.json + +ioc_name: "{{ _global.get_env('IOC_NAME') }}" + +description: Generic instance for testing generic IOCs + +entities: + - type: epics.EpicsEnvSet + name: EPICS_TZ + value: "GMT0BST" + + - type: devIocStats.iocAdminSoft + IOC: "{{ ioc_name | upper }}" + + - type: epics.StartupCommand + command: dbLoadRecords("/epics/ioc/config/ioc.db") + + - type: epics.PostStartupCommand + command: | + dbpf P46:IBEK:A "2.54" + dbpf P46:IBEK:B "2.61" + dbgf P46:IBEK:SUM diff --git a/services/p46-ea-test-01/templates/configmap.yaml b/services/p46-ea-test-01/templates/configmap.yaml new file mode 100644 index 0000000..3b4c418 --- /dev/null +++ b/services/p46-ea-test-01/templates/configmap.yaml @@ -0,0 +1,10 @@ +apiVersion: v1 +kind: ConfigMap +metadata: + name: {{ .Release.Name }}-config + labels: + app: {{ .Release.Name }} +data: + +# contents of the ioc instance config folder +{{ (.Files.Glob "config/*").AsConfig | indent 2 }} \ No newline at end of file diff --git a/services/p46-ea-test-01/values.yaml b/services/p46-ea-test-01/values.yaml new file mode 100644 index 0000000..6e9813b --- /dev/null +++ b/services/p46-ea-test-01/values.yaml @@ -0,0 +1,21 @@ +# yaml-language-server: $schema=https://github.com/epics-containers/ec-helm-charts/releases/download/3.4.4/ioc-instance.schema.json#/$defs/service +ioc-instance: + image: ghcr.io/epics-containers/ioc-template-example-runtime:3.5.1 + + # NOTE: the following are suggestions to help with debugging IOCs + # 1. replace the runtime container with the developer version + # this adds tools and compilers to the container so you + # can experiment in the cluster to fix the issue + # + # image: ghcr.io/epics-containers/ioc-template-example-developer:3.5.1 + + # 2. override the entry point to be a sleep infinity + # this means you can now use 'ec exec' to get a shell + # in the container and run /epics/ioc/start.sh. + # If it fails you can see the error and the pod + # will not terminate. In combination with 1. above you + # can experiment with changes until the issue + # is fixed. + # + # startCommand: sleep + # startArgs: infinity diff --git a/services/values.yaml b/services/values.yaml new file mode 100644 index 0000000..5c87a62 --- /dev/null +++ b/services/values.yaml @@ -0,0 +1,11 @@ +# shared values for all services + +global: + ioc_group: p46 + location: bl46p + enabled: true + +ioc-instance: + # useHostNetwork - use host network for IOC - required for Channel Access + # to work outside of the cluster + hostNetwork: false