add ocp support

cmake/default.cmake

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+message(STATUS "You should put necessary cmake commands to prepare the external project's target")
+message(STATUS "We will provide a variable of name exteral_VERSION, and you should prepare a variable called external_target")

configurations/default.sh

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+#!/bin/bash
+# This is a template script to install the external project
+# You should create a configuration folder and copy this script
+# to the folder for actual installation.
+config=$(basename "${BASH_SOURCE[0]}" .sh)
+script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+root="$script_dir/.."
+source_dir="$script_dir/../source"
+build_dir="$script_dir/../build/$config"
+install_dir="$script_dir/../install/$config"

ocp.yml

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+name: OMDG # name for the external library, to help human recognize the external project
+uid: omdg # the unique identifier for the program the find the external project, you must make sure its value is different from any existing ids in the packages.yml file in OCP repo
+type: external # the current project type, could be external or toolkit, or starter
+licenses: ["Permissive"] # the external project's licenses
+default: # set some default values
+  version: "1.0.0" # the default version to be installed if not specified in the command
+  configuration: "default" # the default config if not specified 
+  scripts: ["prepare", "publish", "check"] # some scripts that you can run 
+versions: # list of all versions, to make this easier for human to read there should be no hidden parts for each item
+  - id: "1.0.0" # the version number this will be used in the tar.xz file's name
+    default: "default" # override the default configurations
+    scripts:  ["prepare", "publish", "check"] # override the default scripts
+    configurations: ["build","new_build"]
+scripts: # some scripts that developers may run
+  - id: prepare # id is used as a reference for others to find this script
+    run: scripts/prepare # run gives you the script to run (without extension)
+    arguments: ["@version","@uid"]
+  - id: publish
+    run : scripts/publish
+    arguments: ["@version","@uid"]
+  - id: check
+    run: scripts/check
+    arguments: ["@version","@uid"]
+dependencies: # some dependencies that will be later referred by the configurations
+  - id: "petsc" # id is how the dependencies can be later referred
+    uid: "petsc" # uid is the unique identifier that we use to locate the tar.xz file 
+    type: external #
+    default: 
+      version: "3.20.0" # you need to check the ocp.yml file for available versions
+      configuration: "default" # check the corresponding ocp.yml file for available configurations 
+configurations: # list of configs that is referred in by the versions
+  - id: "default" # if no dependencies are listed, then use the default value
+    run: configurations/default # must have a run to specify which script to run
+    arguments: ["@version","@uid"]

scripts/check.sh

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+#!/bin/bash
+# This is the script to check whether the compressed file has required
+# structure
+
+version=${1}
+external_id=${2}
+
+xzfile="$external_id-$version.tar.xz"
+script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+
+# move to the root of the external repository
+cd $script_dir/..
+
+# start the script
+rm ${external_id}-*.tar.xz
+echo "Remove previous tar.xz files"
+tar -cJf $xzfile ocp/
+echo "Create external compressed file from ocp folder"
+
+# move back to the folder where you started
+cd -

scripts/prepare.sh

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+#!/bin/bash
+# You should modify this script to prepare the folder structure for external project source codes
+# The source code must be in ocp/external/external_id/version/source folder
+# get command line arguments
+version=${1}
+external_id=${2}
+
+# prepare necessary variables
+url="https://github.com/zhf-0/matrix/archive/refs/heads/main.zip"
+dir="ocp/external/$external_id/$version/source"
+script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+gz_file="$external_id-v$version.tar.gz"
+# move to the root of the external repository
+cd $script_dir/..
+
+# start the script
+rm -rf *.tar.gz
+wget -O $gz_file $url
+echo "Download $external_id $version"
+rm -rf ocp
+echo "Remove previous ocp folder"
+mkdir -p "$dir"
+echo "Create ocp folder structure"
+tar -xzf $gz_file -C $dir --strip-components=1
+echo "Extract files to ocp folder"
+cp -r configurations "$dir/.."
+echo "Copy all configurations to ocp folder"
+cp -r cmake "$dir/.."
+echo "Copy all cmake files to ocp folder"
+cp ocp.yml "$dir/.."
+echo "Copy ocp.yml to ocp folder"
+
+# move back to the folder where you started
+cd -

scripts/publish.sh

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+#!/bin/bash
+# This is the script to compress and publish the external project source code to 
+# ocp-external bucket. You should not use it, because normal user only has read
+# permission to the bucket. To publish this external project, please submit an 
+# issue in the OCP sdk repository.
+
+version=${1}
+external_id=${2}
+
+xzfile="$external_id-$version.tar.xz"
+script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+
+# move to the root of the external repository
+cd $script_dir/..
+
+# start the script
+rm -rf ${external_id}-*.tar.xz
+echo "Remove previous tar.xz files"
+tar -cJf $xzfile ocp/
+echo "Create external compressed file from ocp folder"
+rclone copy -P $xzfile ali:ocp-external/$external_id
+echo "Upload compressed file to ocp-external/$external_id"
+
+# move back to the folder where you started
+cd -