Example: An Application with default values

Frequency of use	Common
Actors	An authenticated user (user)

Communication Flow: Kotlin

/* This example shows an Application which has a single input parameter. The parameter contains a 
textual value. If the user does not provide a specific value, it will default to 'hello'. UCloud 
passes this value as the first argument on the command-line. */

AppStore.findByNameAndVersion.call(
    FindApplicationAndOptionalDependencies(
        appName = "acme-web", 
        appVersion = "1.0.0", 
    ),
    user
).orThrow()

/*
ApplicationWithFavoriteAndTags(
    favorite = false, 
    invocation = ApplicationInvocationDescription(
        allowAdditionalMounts = null, 
        allowAdditionalPeers = null, 
        allowMultiNode = false, 
        allowPublicIp = false, 
        allowPublicLink = null, 
        applicationType = ApplicationType.WEB, 
        container = null, 
        environment = null, 
        fileExtensions = emptyList(), 
        invocation = listOf(WordInvocationParameter(
            word = "web-server", 
        ), VariableInvocationParameter(
            isPrefixVariablePartOfArg = false, 
            isSuffixVariablePartOfArg = false, 
            prefixGlobal = "", 
            prefixVariable = "", 
            suffixGlobal = "", 
            suffixVariable = "", 
            variableNames = listOf("variable"), 
        )), 
        licenseServers = emptyList(), 
        outputFileGlobs = listOf("*"), 
        parameters = listOf(ApplicationParameter.Text(
            defaultValue = JsonObject(mapOf("type" to JsonLiteral(
                content = "text", 
                isString = true, 
            )),"value" to JsonLiteral(
                content = "hello", 
                isString = true, 
            )),)), 
            description = "A variable passed to the Application (default = 'hello')", 
            name = "variable", 
            optional = true, 
            title = "My Variable", 
        )), 
        shouldAllowAdditionalMounts = true, 
        shouldAllowAdditionalPeers = true, 
        ssh = null, 
        tool = ToolReference(
            name = "acme-web", 
            tool = Tool(
                createdAt = 1633329776235, 
                description = NormalizedToolDescription(
                    authors = listOf("UCloud"), 
                    backend = ToolBackend.DOCKER, 
                    container = null, 
                    defaultNumberOfNodes = 1, 
                    defaultTimeAllocation = SimpleDuration(
                        hours = 1, 
                        minutes = 0, 
                        seconds = 0, 
                    ), 
                    description = "An example tool", 
                    image = "acme/web:1.0.0", 
                    info = NameAndVersion(
                        name = "acme-web", 
                        version = "1.0.0", 
                    ), 
                    license = "None", 
                    requiredModules = emptyList(), 
                    supportedProviders = null, 
                    title = "Acme web", 
                ), 
                modifiedAt = 1633329776235, 
                owner = "_ucloud", 
            ), 
            version = "1.0.0", 
        ), 
        vnc = null, 
        web = WebDescription(
            port = 8080, 
        ), 
    ), 
    metadata = ApplicationMetadata(
        authors = listOf("UCloud"), 
        description = "An example application", 
        isPublic = true, 
        name = "acme-web", 
        public = true, 
        title = "Acme web", 
        version = "1.0.0", 
        website = null, 
    ), 
    tags = emptyList(), 
)
*/

Communication Flow: Curl

# ------------------------------------------------------------------------------------------------------
# $host is the UCloud instance to contact. Example: 'http://localhost:8080' or 'https://cloud.sdu.dk'
# $accessToken is a valid access-token issued by UCloud
# ------------------------------------------------------------------------------------------------------

# This example shows an Application which has a single input parameter. The parameter contains a 
# textual value. If the user does not provide a specific value, it will default to 'hello'. UCloud 
# passes this value as the first argument on the command-line.

# Authenticated as user
curl -XGET -H "Authorization: Bearer $accessToken" "$host/api/hpc/apps/byNameAndVersion?appName=acme-web&appVersion=1.0.0" 

# {
#     "metadata": {
#         "name": "acme-web",
#         "version": "1.0.0",
#         "authors": [
#             "UCloud"
#         ],
#         "title": "Acme web",
#         "description": "An example application",
#         "website": null,
#         "public": true
#     },
#     "invocation": {
#         "tool": {
#             "name": "acme-web",
#             "version": "1.0.0",
#             "tool": {
#                 "owner": "_ucloud",
#                 "createdAt": 1633329776235,
#                 "modifiedAt": 1633329776235,
#                 "description": {
#                     "info": {
#                         "name": "acme-web",
#                         "version": "1.0.0"
#                     },
#                     "container": null,
#                     "defaultNumberOfNodes": 1,
#                     "defaultTimeAllocation": {
#                         "hours": 1,
#                         "minutes": 0,
#                         "seconds": 0
#                     },
#                     "requiredModules": [
#                     ],
#                     "authors": [
#                         "UCloud"
#                     ],
#                     "title": "Acme web",
#                     "description": "An example tool",
#                     "backend": "DOCKER",
#                     "license": "None",
#                     "image": "acme/web:1.0.0",
#                     "supportedProviders": null
#                 }
#             }
#         },
#         "invocation": [
#             {
#                 "type": "word",
#                 "word": "web-server"
#             },
#             {
#                 "type": "var",
#                 "variableNames": [
#                     "variable"
#                 ],
#                 "prefixGlobal": "",
#                 "suffixGlobal": "",
#                 "prefixVariable": "",
#                 "suffixVariable": "",
#                 "isPrefixVariablePartOfArg": false,
#                 "isSuffixVariablePartOfArg": false
#             }
#         ],
#         "parameters": [
#             {
#                 "type": "text",
#                 "name": "variable",
#                 "optional": true,
#                 "defaultValue": {
#                     "type": "text",
#                     "value": "hello"
#                 },
#                 "title": "My Variable",
#                 "description": "A variable passed to the Application (default = 'hello')"
#             }
#         ],
#         "outputFileGlobs": [
#             "*"
#         ],
#         "applicationType": "WEB",
#         "vnc": null,
#         "web": {
#             "port": 8080
#         },
#         "ssh": null,
#         "container": null,
#         "environment": null,
#         "allowAdditionalMounts": null,
#         "allowAdditionalPeers": null,
#         "allowMultiNode": false,
#         "allowPublicIp": false,
#         "allowPublicLink": null,
#         "fileExtensions": [
#         ],
#         "licenseServers": [
#         ]
#     },
#     "favorite": false,
#     "tags": [
#     ]
# }

Communication Flow: Visual