Add a GitHub action to perform validation of the params.env file

.github/workflows/params-env.yaml

@@ -0,0 +1,23 @@
+---
+name: Validation of params.env content (image SHAs)
+on:  # yamllint disable-line rule:truthy
+  pull_request:
+    paths:
+      - 'manifests/base/params.env'
+
+permissions:
+  contents: read
+
+jobs:
+  validation-of-params-env:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install dependencies
+        run: |
+          sudo apt-get install -y skopeo jq
+
+      - name: Validate the 'manifests/base/params.env' file content
+        run: |
+          bash ./ci/check-params-env.sh

ci/check-params-env.sh

@@ -0,0 +1,330 @@
+#!/bin/bash
+#
+# This script serves to check and validate the `params.env` file that contains
+# definitions of the notebook images that are supposed to be used in the resulting
+# release.
+#
+# It is verified that particular image link exists and is a proper type for the
+# assigned variable name. Structure of the `params.env` file is also checked.
+#
+# THIS FILE DOESN'T CHECK THAT THE USED LINK TO IMAGE IS THE LATEST ONE AVAILABLE!
+#
+# This script uses `skopeo` and `jq` tools installed locally for retrieving
+# information about the particular remote images.
+#
+# Local execution: ./ci/check-params-env.sh
+#   Note: please execute from the root directory so that relative path matches
+#
+# In case of the PR on GitHub, this check is tied to GitHub actions automatically,
+# see `.github/workflows` directory.
+
+# ----------------------------- GLOBAL VARIABLES ----------------------------- #
+
+PARAMS_ENV_PATH="manifests/base/params.env"
+
+# This value needs to be updated everytime we deliberately change number of the
+# images we want to have in the `params.env` file.
+EXPECTED_NUM_RECORDS=24
+
+# ---------------------------- DEFINED FUNCTIONS ----------------------------- #
+
+function check_variables_uniq() {
+    local params_env_path="${1}"
+    local ret_code=0
+
+    echo "Checking that all variables in the file '${params_env_path}' are unique and expected"
+
+    local content
+    content=$(sed 's#\(.*\)=.*#\1#' "${params_env_path}" | sort)
+
+    local num_records
+    num_records=$(echo "${content}" | wc -l)
+
+    local num_uniq_records
+    num_uniq_records=$(echo "${content}" | uniq | wc -l)
+
+    test "${num_records}" -eq "${num_uniq_records}" || {
+        echo "Some of the records in the file aren't unique!"
+        ret_code=1
+    }
+
+    test "${num_records}" -eq "${EXPECTED_NUM_RECORDS}" || {
+        echo "Number of records in the file is incorrect - expected '${EXPECTED_NUM_RECORDS}' but got '${num_records}'!"
+        ret_code=1
+    }
+
+    echo "---------------------------------------------"
+    return "${ret_code}"
+}
+
+function check_image_variable_matches_name_and_commitref() {
+    local image_variable="${1}"
+    local image_name="${2}"
+    local image_commitref="${3}"
+    local openshift_build_name="${4}"
+
+    local expected_name
+    local expected_commitref
+    local expected_build_name  # Why some of the images has `-amd64` suffix and others not?
+    case "${image_variable}" in
+        odh-minimal-notebook-image-n)
+            expected_name="odh-notebook-jupyter-minimal-ubi9-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="jupyter-minimal-ubi9-python-3.9-amd64"
+            ;;
+        odh-minimal-notebook-image-n-1)
+            expected_name="odh-notebook-jupyter-minimal-ubi9-python-3.9"
+            expected_commitref="2023a"
+            expected_build_name="jupyter-minimal-ubi9-python-3.9-amd64"
+            ;;
+        odh-minimal-notebook-image-n-2)
+            expected_name="odh-notebook-jupyter-minimal-ubi8-python-3.8"
+            expected_commitref="main"
+            expected_build_name="jupyter-minimal-ubi8-python-3.8"
+            ;;
+        odh-minimal-gpu-notebook-image-n)
+            expected_name="odh-notebook-jupyter-minimal-ubi9-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="cuda-jupyter-minimal-ubi9-python-3.9-amd64"
+            ;;
+        odh-minimal-gpu-notebook-image-n-1)
+            expected_name="odh-notebook-jupyter-minimal-ubi9-python-3.9"
+            expected_commitref="2023a"
+            expected_build_name="cuda-jupyter-minimal-ubi9-python-3.9-amd64"
+            ;;
+        odh-minimal-gpu-notebook-image-n-2)
+            expected_name="odh-notebook-jupyter-minimal-ubi8-python-3.8"
+            expected_commitref="main"
+            expected_build_name="cuda-jupyter-minimal-ubi8-python-3.8"
+            ;;
+        odh-pytorch-gpu-notebook-image-n)
+            expected_name="odh-notebook-jupyter-pytorch-ubi9-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="jupyter-pytorch-ubi9-python-3.9-amd64"
+            ;;
+        odh-pytorch-gpu-notebook-image-n-1)
+            expected_name="odh-notebook-jupyter-pytorch-ubi9-python-3.9"
+            expected_commitref="2023a"
+            expected_build_name="jupyter-pytorch-ubi9-python-3.9-amd64"
+            ;;
+        odh-pytorch-gpu-notebook-image-n-2)
+            expected_name="odh-notebook-cuda-jupyter-pytorch-ubi8-python-3.8"
+            expected_commitref="main"
+            expected_build_name="cuda-jupyter-pytorch-ubi8-python-3.8"
+            ;;
+        odh-generic-data-science-notebook-image-n)
+            expected_name="odh-notebook-jupyter-datascience-ubi9-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="jupyter-datascience-ubi9-python-3.9-amd64"
+            ;;
+        odh-generic-data-science-notebook-image-n-1)
+            expected_name="odh-notebook-jupyter-datascience-ubi9-python-3.9"
+            expected_commitref="2023a"
+            expected_build_name="jupyter-datascience-ubi9-python-3.9-amd64"
+            ;;
+        odh-generic-data-science-notebook-image-n-2)
+            expected_name="odh-notebook-jupyter-datascience-ubi8-python-3.8"
+            expected_commitref="main"
+            expected_build_name="jupyter-datascience-ubi8-python-3.8"
+            ;;
+        odh-tensorflow-gpu-notebook-image-n)
+            expected_name="odh-notebook-cuda-jupyter-tensorflow-ubi9-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="cuda-jupyter-tensorflow-ubi9-python-3.9-amd64"
+            ;;
+        odh-tensorflow-gpu-notebook-image-n-1)
+            expected_name="odh-notebook-cuda-jupyter-tensorflow-ubi9-python-3.9"
+            expected_commitref="2023a"
+            expected_build_name="cuda-jupyter-tensorflow-ubi9-python-3.9-amd64"
+            ;;
+        odh-tensorflow-gpu-notebook-image-n-2)
+            expected_name="odh-notebook-cuda-jupyter-tensorflow-ubi8-python-3.8"
+            expected_commitref="main"
+            expected_build_name="cuda-jupyter-tensorflow-ubi8-python-3.8"
+            ;;
+        odh-trustyai-notebook-image-n)
+            expected_name="odh-notebook-jupyter-trustyai-ubi9-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="jupyter-trustyai-ubi9-python-3.9-amd64"
+            ;;
+        odh-trustyai-notebook-image-n-1)
+            expected_name="odh-notebook-jupyter-trustyai-ubi9-python-3.9"
+            expected_commitref="2023a"
+            expected_build_name="jupyter-trustyai-ubi9-python-3.9-amd64"
+            ;;
+        odh-habana-notebook-image-n)
+            expected_name="odh-notebook-habana-jupyter-1.10.0-ubi8-python-3.8"
+            # expected_commitref="2023b"
+            expected_commitref="main"
+            expected_build_name="habana-jupyter-1.10.0-ubi8-python-3.8"
+            ;;
+        odh-codeserver-notebook-n)
+            expected_name="odh-notebook-code-server-ubi9-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="codeserver-ubi9-python-3.9-amd64"
+            ;;
+        odh-codeserver-notebook-n-1)
+            expected_name="odh-notebook-code-server-c9s-python-3.9"
+            # expected_commitref="2023a"
+            expected_commitref="main"
+            expected_build_name="codeserver-c9s-python-3.9"
+            ;;
+        odh-rstudio-notebook-n)
+            expected_name="odh-notebook-rstudio-c9s-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="rstudio-c9s-python-3.9-amd64"
+            ;;
+        odh-rstudio-notebook-n-1)
+            expected_name="odh-notebook-rstudio-c9s-python-3.9"
+            # expected_commitref="2023a"
+            expected_commitref="main"
+            expected_build_name="rstudio-c9s-python-3.9"
+            ;;
+        # For both RStudio GPU workbenches - the final name labels are identical to plain RStudio ones
+        # This is because the very same RStudio Dockerfile is used but different base images in both cases
+        # We should consider what to do with this - in ideal case, we should have different labels for these cases.
+        odh-rstudio-gpu-notebook-n)
+            expected_name="odh-notebook-rstudio-c9s-python-3.9"
+            expected_commitref="2023b"
+            expected_build_name="cuda-rstudio-c9s-python-3.9-amd64"
+            ;;
+        odh-rstudio-gpu-notebook-n-1)
+            expected_name="odh-notebook-rstudio-c9s-python-3.9"
+            # expected_commitref="2023a"
+            expected_commitref="main"
+            expected_build_name="cuda-rstudio-c9s-python-3.9"
+            ;;
+        *)
+            echo "Unimplemented variable name: '${image_variable}'"
+            return 1
+    esac
+
+    test "${image_name}" = "${expected_name}" || {
+        echo "Image URL points to an incorrect image: expected name '${expected_name}'; actual '${image_name}'"
+        return 1
+    }
+
+    test "${image_commitref}" = "${expected_commitref}" || {
+        echo "Image URL points to an incorrect image: expected commitref '${expected_commitref}'; actual '${image_commitref}'"
+        return 1
+    }
+
+    test "${openshift_build_name}" = "${expected_build_name}" || {
+        echo "Image URL points to an incorrect image: expected OPENSHIFT_BUILD_NAME '${expected_build_name}'; actual '${openshift_build_name}'"
+        return 1
+    }
+}
+
+function check_image() {
+    local image_variable="${1}"
+    local image_url="${2}"
+
+    echo "Checking metadata for image '${image_variable}' with URL '${image_url}'"
+
+    local image_metadata
+    local image_name
+    local image_commitref
+
+    image_metadata="$(skopeo inspect --config "docker://${image_url}")" || {
+        echo "Couldn't download image metadata with skopeo tool!"
+        return 1
+    }
+    image_name=$(echo "${image_metadata}" | jq --raw-output '.config.Labels.name') ||  {
+        echo "Couldn't parse '.config.Labels.name' from image metadata!"
+        return 1
+    }
+    image_commitref=$(echo "${image_metadata}" | jq --raw-output '.config.Labels."io.openshift.build.commit.ref"') ||  {
+        echo "Couldn't parse '.config.Labels."io.openshift.build.commit.ref"' from image metadata!"
+        return 1
+    }
+
+    local config_env
+    local build_name_raw
+    local openshift_build_name
+
+    config_env=$(echo "${image_metadata}" | jq --raw-output '.config.Env') || {
+        echo "Couldn't parse '.config.Env' from image metadata!"
+        return 1
+    }
+    build_name_raw=$(echo "${config_env}" | grep '"OPENSHIFT_BUILD_NAME=') || {
+        echo "Couldn't get 'OPENSHIFT_BUILD_NAME' from set of the image environment variables!"
+        return 1
+    }
+    openshift_build_name=$(echo "${build_name_raw}" | sed 's/.*"OPENSHIFT_BUILD_NAME=\(.*\)".*/\1/') || {
+        echo "Couldn't parse value of the 'OPENSHIFT_BUILD_NAME' variable from '${build_name_raw}'!"
+        return 1
+    }
+
+    test -n "${image_name}" || {
+        echo "Couldn't retrieve the name of the image - got empty value!"
+        return 1
+    }
+
+    echo "Image name retrieved: '${image_name}'"
+
+    check_image_variable_matches_name_and_commitref "${image_variable}" "${image_name}" "${image_commitref}" "${openshift_build_name}" || return 1
+
+    echo "---------------------------------------------"
+}
+
+# ------------------------------ MAIN SCRIPT --------------------------------- #
+
+ret_code=0
+
+echo "Starting check for file: '${PARAMS_ENV_PATH}'"
+echo "---------------------------------------------"
+
+check_variables_uniq "${PARAMS_ENV_PATH}" || {
+    echo "ERROR: Variable names in the file failed validation!"
+    echo "----------------------------------------------------"
+    ret_code=1
+}
+
+while IFS= read -r LINE; do
+    echo "Checking format of: '${LINE}'"
+    [[ "${LINE}" = *[[:space:]]* ]] && {
+        echo "ERROR: Line contains white-space and it shouldn't!"
+        echo "--------------------------------------------------"
+        ret_code=1
+        continue
+    }
+    [[ "${LINE}" != *=* ]] && {
+        echo "ERROR: Line doesn't contain '=' and it should!"
+        echo "----------------------------------------------"
+        ret_code=1
+        continue
+    }
+
+    IMAGE_VARIABLE=$(echo "${LINE}" | cut --delimiter '=' --field 1)
+    IMAGE_URL=$(echo "${LINE}" | cut --delimiter '=' --field 2)
+
+    test -n "${IMAGE_VARIABLE}" || {
+        echo "ERROR: Couldn't parse image variable - got empty value!"
+        echo "-------------------------------------------------------"
+        ret_code=1
+        continue
+    }
+
+    test -n "${IMAGE_URL}" || {
+        echo "ERROR: Couldn't parse image URL - got empty value!"
+        echo "--------------------------------------------------"
+        ret_code=1
+        continue
+    }
+
+    check_image "${IMAGE_VARIABLE}" "${IMAGE_URL}" || {
+        echo "ERROR: Image definition for '${IMAGE_VARIABLE}' isn't okay!"
+        echo "------------------------"
+        ret_code=1
+        continue
+    }
+done < "${PARAMS_ENV_PATH}"
+
+echo ""
+if test "${ret_code}" -eq 0; then
+    echo "Validation of '${PARAMS_ENV_PATH}' was successful! Congrats :)"
+else
+    echo "The '${PARAMS_ENV_PATH}' file isn't valid, please check above!"
+fi
+
+exit "${ret_code}"