github.com/GoogleContainerTools/skaffold/v2@v2.13.2/pkg/skaffold/schema/v2beta15/config.go (about)

     1  /*
     2  Copyright 2021 The Skaffold Authors
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package v2beta15
    18  
    19  import (
    20  	"encoding/json"
    21  
    22  	v1 "k8s.io/api/core/v1"
    23  	"sigs.k8s.io/kustomize/kyaml/yaml"
    24  
    25  	"github.com/GoogleContainerTools/skaffold/v2/pkg/skaffold/schema/util"
    26  )
    27  
    28  // !!! WARNING !!! This config version is already released, please DO NOT MODIFY the structs in this file.
    29  const Version string = "skaffold/v2beta15"
    30  
    31  // NewSkaffoldConfig creates a SkaffoldConfig
    32  func NewSkaffoldConfig() util.VersionedConfig {
    33  	return new(SkaffoldConfig)
    34  }
    35  
    36  // SkaffoldConfig holds the fields parsed from the Skaffold configuration file (skaffold.yaml).
    37  type SkaffoldConfig struct {
    38  	// APIVersion is the version of the configuration.
    39  	APIVersion string `yaml:"apiVersion" yamltags:"required"`
    40  
    41  	// Kind is always `Config`. Defaults to `Config`.
    42  	Kind string `yaml:"kind" yamltags:"required"`
    43  
    44  	// Metadata holds additional information about the config.
    45  	Metadata Metadata `yaml:"metadata,omitempty"`
    46  
    47  	// Dependencies describes a list of other required configs for the current config.
    48  	Dependencies []ConfigDependency `yaml:"requires,omitempty"`
    49  
    50  	// Pipeline defines the Build/Test/Deploy phases.
    51  	Pipeline `yaml:",inline"`
    52  
    53  	// Profiles *beta* can override be used to `build`, `test` or `deploy` configuration.
    54  	Profiles []Profile `yaml:"profiles,omitempty"`
    55  }
    56  
    57  // Metadata holds an optional name of the project.
    58  type Metadata struct {
    59  	// Name is an identifier for the project.
    60  	Name string `yaml:"name,omitempty"`
    61  }
    62  
    63  // Pipeline describes a Skaffold pipeline.
    64  type Pipeline struct {
    65  	// Build describes how images are built.
    66  	Build BuildConfig `yaml:"build,omitempty"`
    67  
    68  	// Test describes how images are tested.
    69  	Test []*TestCase `yaml:"test,omitempty"`
    70  
    71  	// Deploy describes how images are deployed.
    72  	Deploy DeployConfig `yaml:"deploy,omitempty"`
    73  
    74  	// PortForward describes user defined resources to port-forward.
    75  	PortForward []*PortForwardResource `yaml:"portForward,omitempty"`
    76  }
    77  
    78  // GitInfo contains information on the origin of skaffold configurations cloned from a git repository.
    79  type GitInfo struct {
    80  	// Repo is the git repository the package should be cloned from.  e.g. `https://github.com/GoogleContainerTools/skaffold.git`.
    81  	Repo string `yaml:"repo" yamltags:"required"`
    82  
    83  	// Path is the relative path from the repo root to the skaffold configuration file. eg. `getting-started/skaffold.yaml`.
    84  	Path string `yaml:"path,omitempty"`
    85  
    86  	// Ref is the git ref the package should be cloned from. eg. `master` or `main`.
    87  	Ref string `yaml:"ref,omitempty"`
    88  
    89  	// Sync when set to `true` will reset the cached repository to the latest commit from remote on every run. To use the cached repository with uncommitted changes or unpushed commits, it needs to be set to `false`.
    90  	Sync *bool `yaml:"sync,omitempty"`
    91  }
    92  
    93  // ConfigDependency describes a dependency on another skaffold configuration.
    94  type ConfigDependency struct {
    95  	// Names includes specific named configs within the file path. If empty, then all configs in the file are included.
    96  	Names []string `yaml:"configs,omitempty"`
    97  
    98  	// Path describes the path to the file containing the required configs.
    99  	Path string `yaml:"path,omitempty" skaffold:"filepath" yamltags:"oneOf=paths"`
   100  
   101  	// GitRepo describes a remote git repository containing the required configs.
   102  	GitRepo *GitInfo `yaml:"git,omitempty" yamltags:"oneOf=paths"`
   103  
   104  	// ActiveProfiles describes the list of profiles to activate when resolving the required configs. These profiles must exist in the imported config.
   105  	ActiveProfiles []ProfileDependency `yaml:"activeProfiles,omitempty"`
   106  }
   107  
   108  // ProfileDependency describes a mapping from referenced config profiles to the current config profiles.
   109  // If the current config is activated with a profile in this mapping then the dependency configs are also activated with the corresponding mapped profiles.
   110  type ProfileDependency struct {
   111  	// Name describes name of the profile to activate in the dependency config. It should exist in the dependency config.
   112  	Name string `yaml:"name" yamltags:"required"`
   113  
   114  	// ActivatedBy describes a list of profiles in the current config that when activated will also activate the named profile in the dependency config. If empty then the named profile is always activated.
   115  	ActivatedBy []string `yaml:"activatedBy,omitempty"`
   116  }
   117  
   118  func (c *SkaffoldConfig) GetVersion() string {
   119  	return c.APIVersion
   120  }
   121  
   122  // ResourceType describes the Kubernetes resource types used for port forwarding.
   123  type ResourceType string
   124  
   125  // PortForwardResource describes a resource to port forward.
   126  type PortForwardResource struct {
   127  	// Type is the Kubernetes type that should be port forwarded.
   128  	// Acceptable resource types include: `Service`, `Pod` and Controller resource type that has a pod spec: `ReplicaSet`, `ReplicationController`, `Deployment`, `StatefulSet`, `DaemonSet`, `Job`, `CronJob`.
   129  	Type ResourceType `yaml:"resourceType,omitempty"`
   130  
   131  	// Name is the name of the Kubernetes resource to port forward.
   132  	Name string `yaml:"resourceName,omitempty"`
   133  
   134  	// Namespace is the namespace of the resource to port forward.
   135  	Namespace string `yaml:"namespace,omitempty"`
   136  
   137  	// Port is the resource port that will be forwarded.
   138  	Port util.IntOrString `yaml:"port,omitempty"`
   139  
   140  	// Address is the local address to bind to. Defaults to the loopback address 127.0.0.1.
   141  	Address string `yaml:"address,omitempty"`
   142  
   143  	// LocalPort is the local port to forward to. If the port is unavailable, Skaffold will choose a random open port to forward to. *Optional*.
   144  	LocalPort int `yaml:"localPort,omitempty"`
   145  }
   146  
   147  // BuildConfig contains all the configuration for the build steps.
   148  type BuildConfig struct {
   149  	// Artifacts lists the images you're going to be building.
   150  	Artifacts []*Artifact `yaml:"artifacts,omitempty"`
   151  
   152  	// InsecureRegistries is a list of registries declared by the user to be insecure.
   153  	// These registries will be connected to via HTTP instead of HTTPS.
   154  	InsecureRegistries []string `yaml:"insecureRegistries,omitempty"`
   155  
   156  	// TagPolicy *beta* determines how images are tagged.
   157  	// A few strategies are provided here, although you most likely won't need to care!
   158  	// If not specified, it defaults to `gitCommit: {variant: Tags}`.
   159  	TagPolicy TagPolicy `yaml:"tagPolicy,omitempty"`
   160  
   161  	BuildType `yaml:",inline"`
   162  }
   163  
   164  // TagPolicy contains all the configuration for the tagging step.
   165  type TagPolicy struct {
   166  	// GitTagger *beta* tags images with the git tag or commit of the artifact's workspace.
   167  	GitTagger *GitTagger `yaml:"gitCommit,omitempty" yamltags:"oneOf=tag"`
   168  
   169  	// ShaTagger *beta* tags images with their sha256 digest.
   170  	ShaTagger *ShaTagger `yaml:"sha256,omitempty" yamltags:"oneOf=tag"`
   171  
   172  	// EnvTemplateTagger *beta* tags images with a configurable template string.
   173  	EnvTemplateTagger *EnvTemplateTagger `yaml:"envTemplate,omitempty" yamltags:"oneOf=tag"`
   174  
   175  	// DateTimeTagger *beta* tags images with the build timestamp.
   176  	DateTimeTagger *DateTimeTagger `yaml:"dateTime,omitempty" yamltags:"oneOf=tag"`
   177  
   178  	// CustomTemplateTagger *beta* tags images with a configurable template string *composed of other taggers*.
   179  	CustomTemplateTagger *CustomTemplateTagger `yaml:"customTemplate,omitempty" yamltags:"oneOf=tag"`
   180  
   181  	// InputDigest *beta* tags images with their sha256 digest of their content.
   182  	InputDigest *InputDigest `yaml:"inputDigest,omitempty" yamltags:"oneOf=tag"`
   183  }
   184  
   185  // ShaTagger *beta* tags images with their sha256 digest.
   186  type ShaTagger struct{}
   187  
   188  // InputDigest *beta* tags hashes the image content.
   189  type InputDigest struct{}
   190  
   191  // GitTagger *beta* tags images with the git tag or commit of the artifact's workspace.
   192  type GitTagger struct {
   193  	// Variant determines the behavior of the git tagger. Valid variants are:
   194  	// `Tags` (default): use git tags or fall back to abbreviated commit hash.
   195  	// `CommitSha`: use the full git commit sha.
   196  	// `AbbrevCommitSha`: use the abbreviated git commit sha.
   197  	// `TreeSha`: use the full tree hash of the artifact workingdir.
   198  	// `AbbrevTreeSha`: use the abbreviated tree hash of the artifact workingdir.
   199  	Variant string `yaml:"variant,omitempty"`
   200  
   201  	// Prefix adds a fixed prefix to the tag.
   202  	Prefix string `yaml:"prefix,omitempty"`
   203  
   204  	// IgnoreChanges specifies whether to omit the `-dirty` postfix if there are uncommitted changes.
   205  	IgnoreChanges bool `yaml:"ignoreChanges,omitempty"`
   206  }
   207  
   208  // EnvTemplateTagger *beta* tags images with a configurable template string.
   209  type EnvTemplateTagger struct {
   210  	// Template used to produce the image name and tag.
   211  	// See golang [text/template](https://golang.org/pkg/text/template/).
   212  	// The template is executed against the current environment,
   213  	// with those variables injected.
   214  	// For example: `{{.RELEASE}}`.
   215  	Template string `yaml:"template,omitempty" yamltags:"required"`
   216  }
   217  
   218  // DateTimeTagger *beta* tags images with the build timestamp.
   219  type DateTimeTagger struct {
   220  	// Format formats the date and time.
   221  	// See [#Time.Format](https://golang.org/pkg/time/#Time.Format).
   222  	// Defaults to `2006-01-02_15-04-05.999_MST`.
   223  	Format string `yaml:"format,omitempty"`
   224  
   225  	// TimeZone sets the timezone for the date and time.
   226  	// See [Time.LoadLocation](https://golang.org/pkg/time/#Time.LoadLocation).
   227  	// Defaults to the local timezone.
   228  	TimeZone string `yaml:"timezone,omitempty"`
   229  }
   230  
   231  // CustomTemplateTagger *beta* tags images with a configurable template string.
   232  type CustomTemplateTagger struct {
   233  	// Template used to produce the image name and tag.
   234  	// See golang [text/template](https://golang.org/pkg/text/template/).
   235  	// The template is executed against the provided components with those variables injected.
   236  	// For example: `{{.DATE}}` where DATE references a TaggerComponent.
   237  	Template string `yaml:"template,omitempty" yamltags:"required"`
   238  
   239  	// Components lists TaggerComponents that the template (see field above) can be executed against.
   240  	Components []TaggerComponent `yaml:"components,omitempty"`
   241  }
   242  
   243  // TaggerComponent *beta* is a component of CustomTemplateTagger.
   244  type TaggerComponent struct {
   245  	// Name is an identifier for the component.
   246  	Name string `yaml:"name,omitempty"`
   247  
   248  	// Component is a tagging strategy to be used in CustomTemplateTagger.
   249  	Component TagPolicy `yaml:",inline" yamltags:"skipTrim"`
   250  }
   251  
   252  // BuildType contains the specific implementation and parameters needed
   253  // for the build step. Only one field should be populated.
   254  type BuildType struct {
   255  	// LocalBuild *beta* describes how to do a build on the local docker daemon
   256  	// and optionally push to a repository.
   257  	LocalBuild *LocalBuild `yaml:"local,omitempty" yamltags:"oneOf=build"`
   258  
   259  	// GoogleCloudBuild *beta* describes how to do a remote build on
   260  	// [Google Cloud Build](https://cloud.google.com/cloud-build/).
   261  	GoogleCloudBuild *GoogleCloudBuild `yaml:"googleCloudBuild,omitempty" yamltags:"oneOf=build"`
   262  
   263  	// Cluster *beta* describes how to do an on-cluster build.
   264  	Cluster *ClusterDetails `yaml:"cluster,omitempty" yamltags:"oneOf=build"`
   265  }
   266  
   267  // LocalBuild *beta* describes how to do a build on the local docker daemon
   268  // and optionally push to a repository.
   269  type LocalBuild struct {
   270  	// Push should images be pushed to a registry.
   271  	// If not specified, images are pushed only if the current Kubernetes context
   272  	// connects to a remote cluster.
   273  	Push *bool `yaml:"push,omitempty"`
   274  
   275  	// TryImportMissing whether to attempt to import artifacts from
   276  	// Docker (either a local or remote registry) if not in the cache.
   277  	TryImportMissing bool `yaml:"tryImportMissing,omitempty"`
   278  
   279  	// UseDockerCLI use `docker` command-line interface instead of Docker Engine APIs.
   280  	UseDockerCLI bool `yaml:"useDockerCLI,omitempty"`
   281  
   282  	// UseBuildkit use BuildKit to build Docker images. If unspecified, uses the Docker default.
   283  	UseBuildkit *bool `yaml:"useBuildkit,omitempty"`
   284  
   285  	// Concurrency is how many artifacts can be built concurrently. 0 means "no-limit".
   286  	// Defaults to `1`.
   287  	Concurrency *int `yaml:"concurrency,omitempty"`
   288  }
   289  
   290  // GoogleCloudBuild *beta* describes how to do a remote build on
   291  // [Google Cloud Build](https://cloud.google.com/cloud-build/docs/).
   292  // Docker and Jib artifacts can be built on Cloud Build. The `projectId` needs
   293  // to be provided and the currently logged in user should be given permissions to trigger
   294  // new builds.
   295  type GoogleCloudBuild struct {
   296  	// ProjectID is the ID of your Cloud Platform Project.
   297  	// If it is not provided, Skaffold will guess it from the image name.
   298  	// For example, given the artifact image name `gcr.io/myproject/image`, Skaffold
   299  	// will use the `myproject` GCP project.
   300  	ProjectID string `yaml:"projectId,omitempty"`
   301  
   302  	// DiskSizeGb is the disk size of the VM that runs the build.
   303  	// See [Cloud Build Reference](https://cloud.google.com/cloud-build/docs/api/reference/rest/v1/projects.builds#buildoptions).
   304  	DiskSizeGb int64 `yaml:"diskSizeGb,omitempty"`
   305  
   306  	// MachineType is the type of the VM that runs the build.
   307  	// See [Cloud Build Reference](https://cloud.google.com/cloud-build/docs/api/reference/rest/v1/projects.builds#buildoptions).
   308  	MachineType string `yaml:"machineType,omitempty"`
   309  
   310  	// Timeout is the amount of time (in seconds) that this build should be allowed to run.
   311  	// See [Cloud Build Reference](https://cloud.google.com/cloud-build/docs/api/reference/rest/v1/projects.builds#resource-build).
   312  	Timeout string `yaml:"timeout,omitempty"`
   313  
   314  	// Logging specifies the logging mode.
   315  	// Valid modes are:
   316  	// `LOGGING_UNSPECIFIED`: The service determines the logging mode.
   317  	// `LEGACY`: Stackdriver logging and Cloud Storage logging are enabled (default).
   318  	// `GCS_ONLY`: Only Cloud Storage logging is enabled.
   319  	// See [Cloud Build Reference](https://cloud.google.com/cloud-build/docs/api/reference/rest/v1/projects.builds#loggingmode).
   320  	Logging string `yaml:"logging,omitempty"`
   321  
   322  	// LogStreamingOption specifies the behavior when writing build logs to Google Cloud Storage.
   323  	// Valid options are:
   324  	// `STREAM_DEFAULT`: Service may automatically determine build log streaming behavior.
   325  	// `STREAM_ON`:  Build logs should be streamed to Google Cloud Storage.
   326  	// `STREAM_OFF`: Build logs should not be streamed to Google Cloud Storage; they will be written when the build is completed.
   327  	// See [Cloud Build Reference](https://cloud.google.com/cloud-build/docs/api/reference/rest/v1/projects.builds#logstreamingoption).
   328  	LogStreamingOption string `yaml:"logStreamingOption,omitempty"`
   329  
   330  	// DockerImage is the image that runs a Docker build.
   331  	// See [Cloud Builders](https://cloud.google.com/cloud-build/docs/cloud-builders).
   332  	// Defaults to `gcr.io/cloud-builders/docker`.
   333  	DockerImage string `yaml:"dockerImage,omitempty"`
   334  
   335  	// KanikoImage is the image that runs a Kaniko build.
   336  	// See [Cloud Builders](https://cloud.google.com/cloud-build/docs/cloud-builders).
   337  	// Defaults to `gcr.io/kaniko-project/executor`.
   338  	KanikoImage string `yaml:"kanikoImage,omitempty"`
   339  
   340  	// MavenImage is the image that runs a Maven build.
   341  	// See [Cloud Builders](https://cloud.google.com/cloud-build/docs/cloud-builders).
   342  	// Defaults to `gcr.io/cloud-builders/mvn`.
   343  	MavenImage string `yaml:"mavenImage,omitempty"`
   344  
   345  	// GradleImage is the image that runs a Gradle build.
   346  	// See [Cloud Builders](https://cloud.google.com/cloud-build/docs/cloud-builders).
   347  	// Defaults to `gcr.io/cloud-builders/gradle`.
   348  	GradleImage string `yaml:"gradleImage,omitempty"`
   349  
   350  	// PackImage is the image that runs a Cloud Native Buildpacks build.
   351  	// See [Cloud Builders](https://cloud.google.com/cloud-build/docs/cloud-builders).
   352  	// Defaults to `gcr.io/k8s-skaffold/pack`.
   353  	PackImage string `yaml:"packImage,omitempty"`
   354  
   355  	// Concurrency is how many artifacts can be built concurrently. 0 means "no-limit".
   356  	// Defaults to `0`.
   357  	Concurrency int `yaml:"concurrency,omitempty"`
   358  
   359  	// WorkerPool configures a pool of workers to run the build.
   360  	WorkerPool string `yaml:"workerPool,omitempty"`
   361  }
   362  
   363  // KanikoCache configures Kaniko caching. If a cache is specified, Kaniko will
   364  // use a remote cache which will speed up builds.
   365  type KanikoCache struct {
   366  	// Repo is a remote repository to store cached layers. If none is specified, one will be
   367  	// inferred from the image name. See [Kaniko Caching](https://github.com/GoogleContainerTools/kaniko#caching).
   368  	Repo string `yaml:"repo,omitempty"`
   369  	// HostPath specifies a path on the host that is mounted to each pod as read only cache volume containing base images.
   370  	// If set, must exist on each node and prepopulated with kaniko-warmer.
   371  	HostPath string `yaml:"hostPath,omitempty"`
   372  	// TTL Cache timeout in hours.
   373  	TTL string `yaml:"ttl,omitempty"`
   374  }
   375  
   376  // ClusterDetails *beta* describes how to do an on-cluster build.
   377  type ClusterDetails struct {
   378  	// HTTPProxy for kaniko pod.
   379  	HTTPProxy string `yaml:"HTTP_PROXY,omitempty"`
   380  
   381  	// HTTPSProxy for kaniko pod.
   382  	HTTPSProxy string `yaml:"HTTPS_PROXY,omitempty"`
   383  
   384  	// PullSecretPath is the path to the Google Cloud service account secret key file.
   385  	PullSecretPath string `yaml:"pullSecretPath,omitempty"`
   386  
   387  	// PullSecretName is the name of the Kubernetes secret for pulling base images
   388  	// and pushing the final image. If given, the secret needs to contain the Google Cloud
   389  	// service account secret key under the key `kaniko-secret`.
   390  	// Defaults to `kaniko-secret`.
   391  	PullSecretName string `yaml:"pullSecretName,omitempty"`
   392  
   393  	// PullSecretMountPath is the path the pull secret will be mounted at within the running container.
   394  	PullSecretMountPath string `yaml:"pullSecretMountPath,omitempty"`
   395  
   396  	// Namespace is the Kubernetes namespace.
   397  	// Defaults to current namespace in Kubernetes configuration.
   398  	Namespace string `yaml:"namespace,omitempty"`
   399  
   400  	// Timeout is the amount of time (in seconds) that this build is allowed to run.
   401  	// Defaults to 20 minutes (`20m`).
   402  	Timeout string `yaml:"timeout,omitempty"`
   403  
   404  	// DockerConfig describes how to mount the local Docker configuration into a pod.
   405  	DockerConfig *DockerConfig `yaml:"dockerConfig,omitempty"`
   406  
   407  	// ServiceAccountName describes the Kubernetes service account to use for the pod.
   408  	// Defaults to 'default'.
   409  	ServiceAccountName string `yaml:"serviceAccount,omitempty"`
   410  
   411  	// Tolerations describes the Kubernetes tolerations for the pod.
   412  	Tolerations []v1.Toleration `yaml:"tolerations,omitempty"`
   413  
   414  	// Annotations describes the Kubernetes annotations for the pod.
   415  	Annotations map[string]string `yaml:"annotations,omitempty"`
   416  
   417  	// RunAsUser defines the UID to request for running the container.
   418  	// If omitted, no SecurityContext will be specified for the pod and will therefore be inherited
   419  	// from the service account.
   420  	RunAsUser *int64 `yaml:"runAsUser,omitempty"`
   421  
   422  	// Resources define the resource requirements for the kaniko pod.
   423  	Resources *ResourceRequirements `yaml:"resources,omitempty"`
   424  
   425  	// Concurrency is how many artifacts can be built concurrently. 0 means "no-limit".
   426  	// Defaults to `0`.
   427  	Concurrency int `yaml:"concurrency,omitempty"`
   428  
   429  	// Volumes defines container mounts for ConfigMap and Secret resources.
   430  	Volumes []v1.Volume `yaml:"volumes,omitempty"`
   431  
   432  	// RandomPullSecret adds a random UUID postfix to the default name of the pull secret to facilitate parallel builds, e.g. kaniko-secretdocker-cfgfd154022-c761-416f-8eb3-cf8258450b85.
   433  	RandomPullSecret bool `yaml:"randomPullSecret,omitempty"`
   434  
   435  	// RandomDockerConfigSecret adds a random UUID postfix to the default name of the docker secret to facilitate parallel builds, e.g. docker-cfgfd154022-c761-416f-8eb3-cf8258450b85.
   436  	RandomDockerConfigSecret bool `yaml:"randomDockerConfigSecret,omitempty"`
   437  }
   438  
   439  // DockerConfig contains information about the docker `config.json` to mount.
   440  type DockerConfig struct {
   441  	// Path is the path to the docker `config.json`.
   442  	Path string `yaml:"path,omitempty"`
   443  
   444  	// SecretName is the Kubernetes secret that contains the `config.json` Docker configuration.
   445  	// Note that the expected secret type is not 'kubernetes.io/dockerconfigjson' but 'Opaque'.
   446  	SecretName string `yaml:"secretName,omitempty"`
   447  }
   448  
   449  // ResourceRequirements describes the resource requirements for the kaniko pod.
   450  type ResourceRequirements struct {
   451  	// Requests [resource requests](https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container/#resource-requests-and-limits-of-pod-and-container) for the Kaniko pod.
   452  	Requests *ResourceRequirement `yaml:"requests,omitempty"`
   453  
   454  	// Limits [resource limits](https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container/#resource-requests-and-limits-of-pod-and-container) for the Kaniko pod.
   455  	Limits *ResourceRequirement `yaml:"limits,omitempty"`
   456  }
   457  
   458  // ResourceRequirement stores the CPU/Memory requirements for the pod.
   459  type ResourceRequirement struct {
   460  	// CPU the number cores to be used.
   461  	// For example: `2`, `2.0` or `200m`.
   462  	CPU string `yaml:"cpu,omitempty"`
   463  
   464  	// Memory the amount of memory to allocate to the pod.
   465  	// For example: `1Gi` or `1000Mi`.
   466  	Memory string `yaml:"memory,omitempty"`
   467  
   468  	// EphemeralStorage the amount of Ephemeral storage to allocate to the pod.
   469  	// For example: `1Gi` or `1000Mi`.
   470  	EphemeralStorage string `yaml:"ephemeralStorage,omitempty"`
   471  
   472  	// ResourceStorage the amount of resource storage to allocate to the pod.
   473  	// For example: `1Gi` or `1000Mi`.
   474  	ResourceStorage string `yaml:"resourceStorage,omitempty"`
   475  }
   476  
   477  // TestCase is a list of tests to run on images that Skaffold builds.
   478  type TestCase struct {
   479  	// ImageName is the artifact on which to run those tests.
   480  	// For example: `gcr.io/k8s-skaffold/example`.
   481  	ImageName string `yaml:"image" yamltags:"required"`
   482  
   483  	// Workspace is the directory containing the test sources.
   484  	// Defaults to `.`.
   485  	Workspace string `yaml:"context,omitempty" skaffold:"filepath"`
   486  
   487  	// CustomTests lists the set of custom tests to run after an artifact is built.
   488  	CustomTests []CustomTest `yaml:"custom,omitempty"`
   489  
   490  	// StructureTests lists the [Container Structure Tests](https://github.com/GoogleContainerTools/container-structure-test)
   491  	// to run on that artifact.
   492  	// For example: `["./test/*"]`.
   493  	StructureTests []string `yaml:"structureTests,omitempty" skaffold:"filepath"`
   494  }
   495  
   496  // DeployConfig contains all the configuration needed by the deploy steps.
   497  type DeployConfig struct {
   498  	DeployType `yaml:",inline"`
   499  
   500  	// StatusCheckDeadlineSeconds *beta* is the deadline for deployments to stabilize in seconds.
   501  	StatusCheckDeadlineSeconds int `yaml:"statusCheckDeadlineSeconds,omitempty"`
   502  
   503  	// KubeContext is the Kubernetes context that Skaffold should deploy to.
   504  	// For example: `minikube`.
   505  	KubeContext string `yaml:"kubeContext,omitempty"`
   506  
   507  	// Logs configures how container logs are printed as a result of a deployment.
   508  	Logs LogsConfig `yaml:"logs,omitempty"`
   509  }
   510  
   511  // DeployType contains the specific implementation and parameters needed
   512  // for the deploy step. All three deployer types can be used at the same
   513  // time for hybrid workflows.
   514  type DeployType struct {
   515  	// HelmDeploy *beta* uses the `helm` CLI to apply the charts to the cluster.
   516  	HelmDeploy *HelmDeploy `yaml:"helm,omitempty"`
   517  
   518  	// KptDeploy *alpha* uses the `kpt` CLI to manage and deploy manifests.
   519  	KptDeploy *KptDeploy `yaml:"kpt,omitempty"`
   520  
   521  	// KubectlDeploy *beta* uses a client side `kubectl apply` to deploy manifests.
   522  	// You'll need a `kubectl` CLI version installed that's compatible with your cluster.
   523  	KubectlDeploy *KubectlDeploy `yaml:"kubectl,omitempty"`
   524  
   525  	// KustomizeDeploy *beta* uses the `kustomize` CLI to "patch" a deployment for a target environment.
   526  	KustomizeDeploy *KustomizeDeploy `yaml:"kustomize,omitempty"`
   527  }
   528  
   529  // KubectlDeploy *beta* uses a client side `kubectl apply` to deploy manifests.
   530  // You'll need a `kubectl` CLI version installed that's compatible with your cluster.
   531  type KubectlDeploy struct {
   532  	// Manifests lists the Kubernetes yaml or json manifests.
   533  	// Defaults to `["k8s/*.yaml"]`.
   534  	Manifests []string `yaml:"manifests,omitempty" skaffold:"filepath"`
   535  
   536  	// RemoteManifests lists Kubernetes manifests in remote clusters.
   537  	RemoteManifests []string `yaml:"remoteManifests,omitempty"`
   538  
   539  	// Flags are additional flags passed to `kubectl`.
   540  	Flags KubectlFlags `yaml:"flags,omitempty"`
   541  
   542  	// DefaultNamespace is the default namespace passed to kubectl on deployment if no other override is given.
   543  	DefaultNamespace *string `yaml:"defaultNamespace,omitempty"`
   544  }
   545  
   546  // KubectlFlags are additional flags passed on the command
   547  // line to kubectl either on every command (Global), on creations (Apply)
   548  // or deletions (Delete).
   549  type KubectlFlags struct {
   550  	// Global are additional flags passed on every command.
   551  	Global []string `yaml:"global,omitempty"`
   552  
   553  	// Apply are additional flags passed on creations (`kubectl apply`).
   554  	Apply []string `yaml:"apply,omitempty"`
   555  
   556  	// Delete are additional flags passed on deletions (`kubectl delete`).
   557  	Delete []string `yaml:"delete,omitempty"`
   558  
   559  	// DisableValidation passes the `--validate=false` flag to supported
   560  	// `kubectl` commands when enabled.
   561  	DisableValidation bool `yaml:"disableValidation,omitempty"`
   562  }
   563  
   564  // HelmDeploy *beta* uses the `helm` CLI to apply the charts to the cluster.
   565  type HelmDeploy struct {
   566  	// Releases is a list of Helm releases.
   567  	Releases []HelmRelease `yaml:"releases,omitempty" yamltags:"required"`
   568  
   569  	// Flags are additional option flags that are passed on the command
   570  	// line to `helm`.
   571  	Flags HelmDeployFlags `yaml:"flags,omitempty"`
   572  }
   573  
   574  // HelmDeployFlags are additional option flags that are passed on the command
   575  // line to `helm`.
   576  type HelmDeployFlags struct {
   577  	// Global are additional flags passed on every command.
   578  	Global []string `yaml:"global,omitempty"`
   579  
   580  	// Install are additional flags passed to (`helm install`).
   581  	Install []string `yaml:"install,omitempty"`
   582  
   583  	// Upgrade are additional flags passed to (`helm upgrade`).
   584  	Upgrade []string `yaml:"upgrade,omitempty"`
   585  }
   586  
   587  // KustomizeDeploy *beta* uses the `kustomize` CLI to "patch" a deployment for a target environment.
   588  type KustomizeDeploy struct {
   589  	// KustomizePaths is the path to Kustomization files.
   590  	// Defaults to `["."]`.
   591  	KustomizePaths []string `yaml:"paths,omitempty" skaffold:"filepath"`
   592  
   593  	// Flags are additional flags passed to `kubectl`.
   594  	Flags KubectlFlags `yaml:"flags,omitempty"`
   595  
   596  	// BuildArgs are additional args passed to `kustomize build`.
   597  	BuildArgs []string `yaml:"buildArgs,omitempty"`
   598  
   599  	// DefaultNamespace is the default namespace passed to kubectl on deployment if no other override is given.
   600  	DefaultNamespace *string `yaml:"defaultNamespace,omitempty"`
   601  }
   602  
   603  // KptDeploy *alpha* uses the `kpt` CLI to manage and deploy manifests.
   604  type KptDeploy struct {
   605  	// Dir is the path to the config directory (Required).
   606  	// By default, the Dir contains the application configurations,
   607  	// [kustomize config files](https://kubectl.docs.kubernetes.io/pages/examples/kustomize.html)
   608  	// and [declarative kpt functions](https://googlecontainertools.github.io/kpt/guides/consumer/function/#declarative-run).
   609  	Dir string `yaml:"dir" yamltags:"required" skaffold:"filepath"`
   610  
   611  	// Fn adds additional configurations for `kpt fn`.
   612  	Fn KptFn `yaml:"fn,omitempty"`
   613  
   614  	// Live adds additional configurations for `kpt live`.
   615  	Live KptLive `yaml:"live,omitempty"`
   616  }
   617  
   618  // KptFn adds additional configurations used when calling `kpt fn`.
   619  type KptFn struct {
   620  	// FnPath is the directory to discover the declarative kpt functions.
   621  	// If not provided, kpt deployer uses `kpt.Dir`.
   622  	FnPath string `yaml:"fnPath,omitempty" skaffold:"filepath"`
   623  
   624  	// Image is a kpt function image to run the configs imperatively. If provided, kpt.fn.fnPath
   625  	// will be ignored.
   626  	Image string `yaml:"image,omitempty"`
   627  
   628  	// NetworkName is the docker network name to run the kpt function containers (default "bridge").
   629  	NetworkName string `yaml:"networkName,omitempty"`
   630  
   631  	// GlobalScope sets the global scope for the kpt functions. see `kpt help fn run`.
   632  	GlobalScope bool `yaml:"globalScope,omitempty"`
   633  
   634  	// Network enables network access for the kpt function containers.
   635  	Network bool `yaml:"network,omitempty"`
   636  
   637  	// Mount is a list of storage options to mount to the fn image.
   638  	Mount []string `yaml:"mount,omitempty"`
   639  
   640  	// SinkDir is the directory to where the manipulated resource output is stored.
   641  	SinkDir string `yaml:"sinkDir,omitempty" skaffold:"filepath"`
   642  }
   643  
   644  // KptLive adds additional configurations used when calling `kpt live`.
   645  type KptLive struct {
   646  	// Apply sets the kpt inventory directory.
   647  	Apply KptApplyInventory `yaml:"apply,omitempty"`
   648  
   649  	// Options adds additional configurations for `kpt live apply` commands.
   650  	Options KptApplyOptions `yaml:"options,omitempty"`
   651  }
   652  
   653  // KptApplyInventory sets the kpt inventory directory.
   654  type KptApplyInventory struct {
   655  	// Dir is equivalent to the dir in `kpt live apply <dir>`. If not provided,
   656  	// kpt deployer will create a hidden directory `.kpt-hydrated` to store the manipulated
   657  	// resource output and the kpt inventory-template.yaml file.
   658  	Dir string `yaml:"dir,omitempty"`
   659  
   660  	// InventoryID *alpha* is the identifier for a group of applied resources.
   661  	// This value is only needed when the `kpt live` is working on a pre-applied cluster resources.
   662  	InventoryID string `yaml:"inventoryID,omitempty"`
   663  
   664  	// InventoryNamespace *alpha* sets the inventory namespace.
   665  	InventoryNamespace string `yaml:"inventoryNamespace,omitempty"`
   666  }
   667  
   668  // KptApplyOptions adds additional configurations used when calling `kpt live apply`.
   669  type KptApplyOptions struct {
   670  	// PollPeriod sets for the polling period for resource statuses. Default to 2s.
   671  	PollPeriod string `yaml:"pollPeriod,omitempty"`
   672  
   673  	// PrunePropagationPolicy sets the propagation policy for pruning.
   674  	// Possible settings are Background, Foreground, Orphan.
   675  	// Default to "Background".
   676  	PrunePropagationPolicy string `yaml:"prunePropagationPolicy,omitempty"`
   677  
   678  	// PruneTimeout sets the time threshold to wait for all pruned resources to be deleted.
   679  	PruneTimeout string `yaml:"pruneTimeout,omitempty"`
   680  
   681  	// ReconcileTimeout sets the time threshold to wait for all resources to reach the current status.
   682  	ReconcileTimeout string `yaml:"reconcileTimeout,omitempty"`
   683  }
   684  
   685  // HelmRelease describes a helm release to be deployed.
   686  type HelmRelease struct {
   687  	// Name is the name of the Helm release.
   688  	// It accepts environment variables via the go template syntax.
   689  	Name string `yaml:"name,omitempty" yamltags:"required"`
   690  
   691  	// ChartPath is the local path to a packaged Helm chart or an unpacked Helm chart directory.
   692  	ChartPath string `yaml:"chartPath,omitempty" yamltags:"oneOf=chartSource" skaffold:"filepath"`
   693  
   694  	// RemoteChart refers to a remote Helm chart reference or URL.
   695  	RemoteChart string `yaml:"remoteChart,omitempty" yamltags:"oneOf=chartSource"`
   696  
   697  	// ValuesFiles are the paths to the Helm `values` files.
   698  	ValuesFiles []string `yaml:"valuesFiles,omitempty" skaffold:"filepath"`
   699  
   700  	// ArtifactOverrides are key value pairs where the
   701  	// key represents the parameter used in the `--set-string` Helm CLI flag to define a container
   702  	// image and the value corresponds to artifact i.e. `ImageName` defined in `Build.Artifacts` section.
   703  	// The resulting command-line is controlled by `ImageStrategy`.
   704  	ArtifactOverrides util.FlatMap `yaml:"artifactOverrides,omitempty"`
   705  
   706  	// Namespace is the Kubernetes namespace.
   707  	Namespace string `yaml:"namespace,omitempty"`
   708  
   709  	// Version is the version of the chart.
   710  	Version string `yaml:"version,omitempty"`
   711  
   712  	// SetValues are key-value pairs.
   713  	// If present, Skaffold will send `--set` flag to Helm CLI and append all pairs after the flag.
   714  	SetValues util.FlatMap `yaml:"setValues,omitempty"`
   715  
   716  	// SetValueTemplates are key-value pairs.
   717  	// If present, Skaffold will try to parse the value part of each key-value pair using
   718  	// environment variables in the system, then send `--set` flag to Helm CLI and append
   719  	// all parsed pairs after the flag.
   720  	SetValueTemplates util.FlatMap `yaml:"setValueTemplates,omitempty"`
   721  
   722  	// SetFiles are key-value pairs.
   723  	// If present, Skaffold will send `--set-file` flag to Helm CLI and append all pairs after the flag.
   724  	SetFiles map[string]string `yaml:"setFiles,omitempty" skaffold:"filepath"`
   725  
   726  	// CreateNamespace if `true`, Skaffold will send `--create-namespace` flag to Helm CLI.
   727  	// `--create-namespace` flag is available in Helm since version 3.2.
   728  	// Defaults is `false`.
   729  	CreateNamespace *bool `yaml:"createNamespace,omitempty"`
   730  
   731  	// Wait if `true`, Skaffold will send `--wait` flag to Helm CLI.
   732  	// Defaults to `false`.
   733  	Wait bool `yaml:"wait,omitempty"`
   734  
   735  	// RecreatePods if `true`, Skaffold will send `--recreate-pods` flag to Helm CLI
   736  	// when upgrading a new version of a chart in subsequent dev loop deploy.
   737  	// Defaults to `false`.
   738  	RecreatePods bool `yaml:"recreatePods,omitempty"`
   739  
   740  	// SkipBuildDependencies should build dependencies be skipped.
   741  	// Ignored when `remote: true`.
   742  	SkipBuildDependencies bool `yaml:"skipBuildDependencies,omitempty"`
   743  
   744  	// UseHelmSecrets instructs skaffold to use secrets plugin on deployment.
   745  	UseHelmSecrets bool `yaml:"useHelmSecrets,omitempty"`
   746  
   747  	// Repo specifies the helm repository for remote charts.
   748  	// If present, Skaffold will send `--repo` Helm CLI flag or flags.
   749  	Repo string `yaml:"repo,omitempty"`
   750  
   751  	// UpgradeOnChange specifies whether to upgrade helm chart on code changes.
   752  	// Default is `true` when helm chart is local (`remote: false`).
   753  	// Default is `false` if `remote: true`.
   754  	UpgradeOnChange *bool `yaml:"upgradeOnChange,omitempty"`
   755  
   756  	// Overrides are key-value pairs.
   757  	// If present, Skaffold will build a Helm `values` file that overrides
   758  	// the original and use it to call Helm CLI (`--f` flag).
   759  	Overrides util.HelmOverrides `yaml:"overrides,omitempty"`
   760  
   761  	// Packaged parameters for packaging helm chart (`helm package`).
   762  	Packaged *HelmPackaged `yaml:"packaged,omitempty"`
   763  
   764  	// ImageStrategy controls how an `ArtifactOverrides` entry is
   765  	// turned into `--set-string` Helm CLI flag or flags.
   766  	ImageStrategy HelmImageStrategy `yaml:"imageStrategy,omitempty"`
   767  }
   768  
   769  // HelmPackaged parameters for packaging helm chart (`helm package`).
   770  type HelmPackaged struct {
   771  	// Version sets the `version` on the chart to this semver version.
   772  	Version string `yaml:"version,omitempty"`
   773  
   774  	// AppVersion sets the `appVersion` on the chart to this version.
   775  	AppVersion string `yaml:"appVersion,omitempty"`
   776  }
   777  
   778  // HelmImageStrategy adds image configurations to the Helm `values` file.
   779  type HelmImageStrategy struct {
   780  	HelmImageConfig `yaml:",inline"`
   781  }
   782  
   783  // HelmImageConfig describes an image configuration.
   784  type HelmImageConfig struct {
   785  	// HelmFQNConfig is the image configuration uses the syntax `IMAGE-NAME=IMAGE-REPOSITORY:IMAGE-TAG`.
   786  	HelmFQNConfig *HelmFQNConfig `yaml:"fqn,omitempty" yamltags:"oneOf=helmImageStrategy"`
   787  
   788  	// HelmConventionConfig is the image configuration uses the syntax `IMAGE-NAME.repository=IMAGE-REPOSITORY, IMAGE-NAME.tag=IMAGE-TAG`.
   789  	HelmConventionConfig *HelmConventionConfig `yaml:"helm,omitempty" yamltags:"oneOf=helmImageStrategy"`
   790  }
   791  
   792  // HelmFQNConfig is the image config to use the FullyQualifiedImageName as param to set.
   793  type HelmFQNConfig struct {
   794  	// Property defines the image config.
   795  	Property string `yaml:"property,omitempty"`
   796  }
   797  
   798  // HelmConventionConfig is the image config in the syntax of image.repository and image.tag.
   799  type HelmConventionConfig struct {
   800  	// ExplicitRegistry separates `image.registry` to the image config syntax. Useful for some charts e.g. `postgresql`.
   801  	ExplicitRegistry bool `yaml:"explicitRegistry,omitempty"`
   802  }
   803  
   804  // LogsConfig configures how container logs are printed as a result of a deployment.
   805  type LogsConfig struct {
   806  	// Prefix defines the prefix shown on each log line. Valid values are
   807  	// `container`: prefix logs lines with the name of the container.
   808  	// `podAndContainer`: prefix logs lines with the names of the pod and of the container.
   809  	// `auto`: same as `podAndContainer` except that the pod name is skipped if it's the same as the container name.
   810  	// `none`: don't add a prefix.
   811  	// Defaults to `auto`.
   812  	Prefix string `yaml:"prefix,omitempty"`
   813  }
   814  
   815  // Artifact are the items that need to be built, along with the context in which
   816  // they should be built.
   817  type Artifact struct {
   818  	// ImageName is the name of the image to be built.
   819  	// For example: `gcr.io/k8s-skaffold/example`.
   820  	ImageName string `yaml:"image,omitempty" yamltags:"required"`
   821  
   822  	// Workspace is the directory containing the artifact's sources.
   823  	// Defaults to `.`.
   824  	Workspace string `yaml:"context,omitempty" skaffold:"filepath"`
   825  
   826  	// Sync *beta* lists local files synced to pods instead
   827  	// of triggering an image build when modified.
   828  	// If no files are listed, sync all the files and infer the destination.
   829  	// Defaults to `infer: ["**/*"]`.
   830  	Sync *Sync `yaml:"sync,omitempty"`
   831  
   832  	// ArtifactType describes how to build an artifact.
   833  	ArtifactType `yaml:",inline"`
   834  
   835  	// Dependencies describes build artifacts that this artifact depends on.
   836  	Dependencies []*ArtifactDependency `yaml:"requires,omitempty"`
   837  }
   838  
   839  // Sync *beta* specifies what files to sync into the container.
   840  // This is a list of sync rules indicating the intent to sync for source files.
   841  // If no files are listed, sync all the files and infer the destination.
   842  // Defaults to `infer: ["**/*"]`.
   843  type Sync struct {
   844  	// Manual lists manual sync rules indicating the source and destination.
   845  	Manual []*SyncRule `yaml:"manual,omitempty" yamltags:"oneOf=sync"`
   846  
   847  	// Infer lists file patterns which may be synced into the container
   848  	// The container destination is inferred by the builder
   849  	// based on the instructions of a Dockerfile.
   850  	// Available for docker and kaniko artifacts and custom
   851  	// artifacts that declare dependencies on a dockerfile.
   852  	Infer []string `yaml:"infer,omitempty" yamltags:"oneOf=sync"`
   853  
   854  	// Auto delegates discovery of sync rules to the build system.
   855  	// Only available for jib and buildpacks.
   856  	Auto *bool `yaml:"auto,omitempty" yamltags:"oneOf=sync"`
   857  }
   858  
   859  // SyncRule specifies which local files to sync to remote folders.
   860  type SyncRule struct {
   861  	// Src is a glob pattern to match local paths against.
   862  	// Directories should be delimited by `/` on all platforms.
   863  	// For example: `"css/**/*.css"`.
   864  	Src string `yaml:"src,omitempty" yamltags:"required"`
   865  
   866  	// Dest is the destination path in the container where the files should be synced to.
   867  	// For example: `"app/"`
   868  	Dest string `yaml:"dest,omitempty" yamltags:"required"`
   869  
   870  	// Strip specifies the path prefix to remove from the source path when
   871  	// transplanting the files into the destination folder.
   872  	// For example: `"css/"`
   873  	Strip string `yaml:"strip,omitempty"`
   874  }
   875  
   876  // Profile is used to override any `build`, `test` or `deploy` configuration.
   877  type Profile struct {
   878  	// Name is a unique profile name.
   879  	// For example: `profile-prod`.
   880  	Name string `yaml:"name,omitempty" yamltags:"required"`
   881  
   882  	// Activation criteria by which a profile can be auto-activated.
   883  	// The profile is auto-activated if any one of the activations are triggered.
   884  	// An activation is triggered if all of the criteria (env, kubeContext, command) are triggered.
   885  	Activation []Activation `yaml:"activation,omitempty"`
   886  
   887  	// Patches lists patches applied to the configuration.
   888  	// Patches use the JSON patch notation.
   889  	Patches []JSONPatch `yaml:"patches,omitempty"`
   890  
   891  	// Pipeline contains the definitions to replace the default skaffold pipeline.
   892  	Pipeline `yaml:",inline"`
   893  }
   894  
   895  // JSONPatch patch to be applied by a profile.
   896  type JSONPatch struct {
   897  	// Op is the operation carried by the patch: `add`, `remove`, `replace`, `move`, `copy` or `test`.
   898  	// Defaults to `replace`.
   899  	Op string `yaml:"op,omitempty"`
   900  
   901  	// Path is the position in the yaml where the operation takes place.
   902  	// For example, this targets the `dockerfile` of the first artifact built.
   903  	// For example: `/build/artifacts/0/docker/dockerfile`.
   904  	Path string `yaml:"path,omitempty" yamltags:"required"`
   905  
   906  	// From is the source position in the yaml, used for `copy` or `move` operations.
   907  	From string `yaml:"from,omitempty"`
   908  
   909  	// Value is the value to apply. Can be any portion of yaml.
   910  	Value *util.YamlpatchNode `yaml:"value,omitempty"`
   911  }
   912  
   913  // Activation criteria by which a profile is auto-activated.
   914  type Activation struct {
   915  	// Env is a `key=pattern` pair. The profile is auto-activated if an Environment
   916  	// Variable `key` matches the pattern. If the pattern starts with `!`, activation
   917  	// happens if the remaining pattern is _not_ matched. The pattern matches if the
   918  	// Environment Variable value is exactly `pattern`, or the regex `pattern` is
   919  	// found in it. An empty `pattern` (e.g. `env: "key="`) always only matches if
   920  	// the Environment Variable is undefined or empty.
   921  	// For example: `ENV=production`
   922  	Env string `yaml:"env,omitempty"`
   923  
   924  	// KubeContext is a Kubernetes context for which the profile is auto-activated.
   925  	// For example: `minikube`.
   926  	KubeContext string `yaml:"kubeContext,omitempty"`
   927  
   928  	// Command is a Skaffold command for which the profile is auto-activated.
   929  	// For example: `dev`.
   930  	Command string `yaml:"command,omitempty"`
   931  }
   932  
   933  // ArtifactType describes how to build an artifact.
   934  type ArtifactType struct {
   935  	// DockerArtifact *beta* describes an artifact built from a Dockerfile.
   936  	DockerArtifact *DockerArtifact `yaml:"docker,omitempty" yamltags:"oneOf=artifact"`
   937  
   938  	// BazelArtifact *beta* requires bazel CLI to be installed and the sources to
   939  	// contain [Bazel](https://bazel.build/) configuration files.
   940  	BazelArtifact *BazelArtifact `yaml:"bazel,omitempty" yamltags:"oneOf=artifact"`
   941  
   942  	// JibArtifact builds images using the
   943  	// [Jib plugins for Maven or Gradle](https://github.com/GoogleContainerTools/jib/).
   944  	JibArtifact *JibArtifact `yaml:"jib,omitempty" yamltags:"oneOf=artifact"`
   945  
   946  	// KanikoArtifact builds images using [kaniko](https://github.com/GoogleContainerTools/kaniko).
   947  	KanikoArtifact *KanikoArtifact `yaml:"kaniko,omitempty" yamltags:"oneOf=artifact"`
   948  
   949  	// BuildpackArtifact builds images using [Cloud Native Buildpacks](https://buildpacks.io/).
   950  	BuildpackArtifact *BuildpackArtifact `yaml:"buildpacks,omitempty" yamltags:"oneOf=artifact"`
   951  
   952  	// CustomArtifact *beta* builds images using a custom build script written by the user.
   953  	CustomArtifact *CustomArtifact `yaml:"custom,omitempty" yamltags:"oneOf=artifact"`
   954  }
   955  
   956  // ArtifactDependency describes a specific build dependency for an artifact.
   957  type ArtifactDependency struct {
   958  	// ImageName is a reference to an artifact's image name.
   959  	ImageName string `yaml:"image" yamltags:"required"`
   960  	// Alias is a token that is replaced with the image reference in the builder definition files.
   961  	// For example, the `docker` builder will use the alias as a build-arg key.
   962  	// Defaults to the value of `image`.
   963  	Alias string `yaml:"alias,omitempty"`
   964  }
   965  
   966  // BuildpackArtifact *alpha* describes an artifact built using [Cloud Native Buildpacks](https://buildpacks.io/).
   967  // It can be used to build images out of project's sources without any additional configuration.
   968  type BuildpackArtifact struct {
   969  	// Builder is the builder image used.
   970  	Builder string `yaml:"builder" yamltags:"required"`
   971  
   972  	// RunImage overrides the stack's default run image.
   973  	RunImage string `yaml:"runImage,omitempty"`
   974  
   975  	// Env are environment variables, in the `key=value` form,  passed to the build.
   976  	// Values can use the go template syntax.
   977  	// For example: `["key1=value1", "key2=value2", "key3={{.ENV_VARIABLE}}"]`.
   978  	Env []string `yaml:"env,omitempty"`
   979  
   980  	// Buildpacks is a list of strings, where each string is a specific buildpack to use with the builder.
   981  	// If you specify buildpacks the builder image automatic detection will be ignored. These buildpacks will be used to build the Image from your source code.
   982  	// Order matters.
   983  	Buildpacks []string `yaml:"buildpacks,omitempty"`
   984  
   985  	// TrustBuilder indicates that the builder should be trusted.
   986  	TrustBuilder bool `yaml:"trustBuilder,omitempty"`
   987  
   988  	// ProjectDescriptor is the path to the project descriptor file.
   989  	// Defaults to `project.toml` if it exists.
   990  	ProjectDescriptor string `yaml:"projectDescriptor,omitempty"`
   991  
   992  	// Dependencies are the file dependencies that skaffold should watch for both rebuilding and file syncing for this artifact.
   993  	Dependencies *BuildpackDependencies `yaml:"dependencies,omitempty"`
   994  }
   995  
   996  // BuildpackDependencies *alpha* is used to specify dependencies for an artifact built by buildpacks.
   997  type BuildpackDependencies struct {
   998  	// Paths should be set to the file dependencies for this artifact, so that the skaffold file watcher knows when to rebuild and perform file synchronization.
   999  	Paths []string `yaml:"paths,omitempty" yamltags:"oneOf=dependency"`
  1000  
  1001  	// Ignore specifies the paths that should be ignored by skaffold's file watcher. If a file exists in both `paths` and in `ignore`, it will be ignored, and will be excluded from both rebuilds and file synchronization.
  1002  	// Will only work in conjunction with `paths`.
  1003  	Ignore []string `yaml:"ignore,omitempty"`
  1004  }
  1005  
  1006  // CustomArtifact *beta* describes an artifact built from a custom build script
  1007  // written by the user. It can be used to build images with builders that aren't directly integrated with skaffold.
  1008  type CustomArtifact struct {
  1009  	// BuildCommand is the command executed to build the image.
  1010  	BuildCommand string `yaml:"buildCommand,omitempty"`
  1011  	// Dependencies are the file dependencies that skaffold should watch for both rebuilding and file syncing for this artifact.
  1012  	Dependencies *CustomDependencies `yaml:"dependencies,omitempty"`
  1013  }
  1014  
  1015  // CustomDependencies *beta* is used to specify dependencies for an artifact built by a custom build script.
  1016  // Either `dockerfile` or `paths` should be specified for file watching to work as expected.
  1017  type CustomDependencies struct {
  1018  	// Dockerfile should be set if the artifact is built from a Dockerfile, from which skaffold can determine dependencies.
  1019  	Dockerfile *DockerfileDependency `yaml:"dockerfile,omitempty" yamltags:"oneOf=dependency"`
  1020  
  1021  	// Command represents a custom command that skaffold executes to obtain dependencies. The output of this command *must* be a valid JSON array.
  1022  	Command string `yaml:"command,omitempty" yamltags:"oneOf=dependency"`
  1023  
  1024  	// Paths should be set to the file dependencies for this artifact, so that the skaffold file watcher knows when to rebuild and perform file synchronization.
  1025  	Paths []string `yaml:"paths,omitempty" yamltags:"oneOf=dependency"`
  1026  
  1027  	// Ignore specifies the paths that should be ignored by skaffold's file watcher. If a file exists in both `paths` and in `ignore`, it will be ignored, and will be excluded from both rebuilds and file synchronization.
  1028  	// Will only work in conjunction with `paths`.
  1029  	Ignore []string `yaml:"ignore,omitempty"`
  1030  }
  1031  
  1032  // CustomTest describes the custom test command provided by the user.
  1033  // Custom tests are run after an image build whenever build or test dependencies are changed.
  1034  type CustomTest struct {
  1035  	// Command is the custom command to be executed.  If the command exits with a non-zero return
  1036  	// code, the test will be considered to have failed.
  1037  	Command string `yaml:"command" yamltags:"required"`
  1038  
  1039  	// TimeoutSeconds sets the wait time for skaffold for the command to complete.
  1040  	// If unset or 0, Skaffold will wait until the command completes.
  1041  	TimeoutSeconds int `yaml:"timeoutSeconds,omitempty"`
  1042  
  1043  	// Dependencies are additional test-specific file dependencies; changes to these files will re-run this test.
  1044  	Dependencies *CustomTestDependencies `yaml:"dependencies,omitempty"`
  1045  }
  1046  
  1047  // CustomTestDependencies is used to specify dependencies for custom test command.
  1048  // `paths` should be specified for file watching to work as expected.
  1049  type CustomTestDependencies struct {
  1050  	// Command represents a command that skaffold executes to obtain dependencies. The output of this command *must* be a valid JSON array.
  1051  	Command string `yaml:"command,omitempty" yamltags:"oneOf=dependency"`
  1052  
  1053  	// Paths locates the file dependencies for the command relative to workspace.
  1054  	// Paths should be set to the file dependencies for this command, so that the skaffold file watcher knows when to retest and perform file synchronization.
  1055  	// For example: `["src/test/**"]`
  1056  	Paths []string `yaml:"paths,omitempty" yamltags:"oneOf=dependency"`
  1057  
  1058  	// Ignore specifies the paths that should be ignored by skaffold's file watcher. If a file exists in both `paths` and in `ignore`, it will be ignored, and will be excluded from both retest and file synchronization.
  1059  	// Will only work in conjunction with `paths`.
  1060  	Ignore []string `yaml:"ignore,omitempty"`
  1061  }
  1062  
  1063  // DockerfileDependency *beta* is used to specify a custom build artifact that is built from a Dockerfile. This allows skaffold to determine dependencies from the Dockerfile.
  1064  type DockerfileDependency struct {
  1065  	// Path locates the Dockerfile relative to workspace.
  1066  	Path string `yaml:"path,omitempty"`
  1067  
  1068  	// BuildArgs are key/value pairs used to resolve values of `ARG` instructions in a Dockerfile.
  1069  	// Values can be constants or environment variables via the go template syntax.
  1070  	// For example: `{"key1": "value1", "key2": "value2", "key3": "'{{.ENV_VARIABLE}}'"}`.
  1071  	BuildArgs map[string]*string `yaml:"buildArgs,omitempty"`
  1072  }
  1073  
  1074  // KanikoArtifact describes an artifact built from a Dockerfile,
  1075  // with kaniko.
  1076  type KanikoArtifact struct {
  1077  
  1078  	// Cleanup to clean the filesystem at the end of the build.
  1079  	Cleanup bool `yaml:"cleanup,omitempty"`
  1080  
  1081  	// Insecure if you want to push images to a plain HTTP registry.
  1082  	Insecure bool `yaml:"insecure,omitempty"`
  1083  
  1084  	// InsecurePull if you want to pull images from a plain HTTP registry.
  1085  	InsecurePull bool `yaml:"insecurePull,omitempty"`
  1086  
  1087  	// NoPush if you only want to build the image, without pushing to a registry.
  1088  	NoPush bool `yaml:"noPush,omitempty"`
  1089  
  1090  	// Force building outside of a container.
  1091  	Force bool `yaml:"force,omitempty"`
  1092  
  1093  	// LogTimestamp to add timestamps to log format.
  1094  	LogTimestamp bool `yaml:"logTimestamp,omitempty"`
  1095  
  1096  	// Reproducible is used to strip timestamps out of the built image.
  1097  	Reproducible bool `yaml:"reproducible,omitempty"`
  1098  
  1099  	// SingleSnapshot is takes a single snapshot of the filesystem at the end of the build.
  1100  	// So only one layer will be appended to the base image.
  1101  	SingleSnapshot bool `yaml:"singleSnapshot,omitempty"`
  1102  
  1103  	// SkipTLS skips TLS certificate validation when pushing to a registry.
  1104  	SkipTLS bool `yaml:"skipTLS,omitempty"`
  1105  
  1106  	// SkipTLSVerifyPull skips TLS certificate validation when pulling from a registry.
  1107  	SkipTLSVerifyPull bool `yaml:"skipTLSVerifyPull,omitempty"`
  1108  
  1109  	// SkipUnusedStages builds only used stages if defined to true.
  1110  	// Otherwise it builds by default all stages, even the unnecessaries ones until it reaches the target stage / end of Dockerfile.
  1111  	SkipUnusedStages bool `yaml:"skipUnusedStages,omitempty"`
  1112  
  1113  	// UseNewRun to Use the experimental run implementation for detecting changes without requiring file system snapshots.
  1114  	// In some cases, this may improve build performance by 75%.
  1115  	UseNewRun bool `yaml:"useNewRun,omitempty"`
  1116  
  1117  	// WhitelistVarRun is used to ignore `/var/run` when taking image snapshot.
  1118  	// Set it to false to preserve /var/run/* in destination image.
  1119  	WhitelistVarRun bool `yaml:"whitelistVarRun,omitempty"`
  1120  
  1121  	// DockerfilePath locates the Dockerfile relative to workspace.
  1122  	// Defaults to `Dockerfile`.
  1123  	DockerfilePath string `yaml:"dockerfile,omitempty"`
  1124  
  1125  	// Target is to indicate which build stage is the target build stage.
  1126  	Target string `yaml:"target,omitempty"`
  1127  
  1128  	// InitImage is the image used to run init container which mounts kaniko context.
  1129  	InitImage string `yaml:"initImage,omitempty"`
  1130  
  1131  	// Image is the Docker image used by the Kaniko pod.
  1132  	// Defaults to the latest released version of `gcr.io/kaniko-project/executor`.
  1133  	Image string `yaml:"image,omitempty"`
  1134  
  1135  	// DigestFile to specify a file in the container. This file will receive the digest of a built image.
  1136  	// This can be used to automatically track the exact image built by kaniko.
  1137  	DigestFile string `yaml:"digestFile,omitempty"`
  1138  
  1139  	// ImageNameWithDigestFile specify a file to save the image name with digest of the built image to.
  1140  	ImageNameWithDigestFile string `yaml:"imageNameWithDigestFile,omitempty"`
  1141  
  1142  	// LogFormat <text|color|json> to set the log format.
  1143  	LogFormat string `yaml:"logFormat,omitempty"`
  1144  
  1145  	// OCILayoutPath is to specify a directory in the container where the OCI image layout of a built image will be placed.
  1146  	// This can be used to automatically track the exact image built by kaniko.
  1147  	OCILayoutPath string `yaml:"ociLayoutPath,omitempty"`
  1148  
  1149  	// RegistryMirror if you want to use a registry mirror instead of default `index.docker.io`.
  1150  	RegistryMirror string `yaml:"registryMirror,omitempty"`
  1151  
  1152  	// SnapshotMode is how Kaniko will snapshot the filesystem.
  1153  	SnapshotMode string `yaml:"snapshotMode,omitempty"`
  1154  
  1155  	// TarPath is path to save the image as a tarball at path instead of pushing the image.
  1156  	TarPath string `yaml:"tarPath,omitempty"`
  1157  
  1158  	// Verbosity <panic|fatal|error|warn|info|debug|trace> to set the logging level.
  1159  	Verbosity string `yaml:"verbosity,omitempty"`
  1160  
  1161  	// InsecureRegistry is to use plain HTTP requests when accessing a registry.
  1162  	InsecureRegistry []string `yaml:"insecureRegistry,omitempty"`
  1163  
  1164  	// SkipTLSVerifyRegistry skips TLS certificate validation when accessing a registry.
  1165  	SkipTLSVerifyRegistry []string `yaml:"skipTLSVerifyRegistry,omitempty"`
  1166  
  1167  	// Env are environment variables passed to the kaniko pod.
  1168  	// It also accepts environment variables via the go template syntax.
  1169  	// For example: `[{"name": "key1", "value": "value1"}, {"name": "key2", "value": "value2"}, {"name": "key3", "value": "'{{.ENV_VARIABLE}}'"}]`.
  1170  	Env []v1.EnvVar `yaml:"env,omitempty"`
  1171  
  1172  	// Cache configures Kaniko caching. If a cache is specified, Kaniko will
  1173  	// use a remote cache which will speed up builds.
  1174  	Cache *KanikoCache `yaml:"cache,omitempty"`
  1175  
  1176  	// RegistryCertificate is to provide a certificate for TLS communication with a given registry.
  1177  	// my.registry.url: /path/to/the/certificate.cert is the expected format.
  1178  	RegistryCertificate map[string]*string `yaml:"registryCertificate,omitempty"`
  1179  
  1180  	// Label key: value to set some metadata to the final image.
  1181  	// This is equivalent as using the LABEL within the Dockerfile.
  1182  	Label map[string]*string `yaml:"label,omitempty"`
  1183  
  1184  	// BuildArgs are arguments passed to the docker build.
  1185  	// It also accepts environment variables and generated values via the go template syntax.
  1186  	// Exposed generated values: IMAGE_REPO, IMAGE_NAME, IMAGE_TAG.
  1187  	// For example: `{"key1": "value1", "key2": "value2", "key3": "'{{.ENV_VARIABLE}}'"}`.
  1188  	BuildArgs map[string]*string `yaml:"buildArgs,omitempty"`
  1189  
  1190  	// VolumeMounts are volume mounts passed to kaniko pod.
  1191  	VolumeMounts []v1.VolumeMount `yaml:"volumeMounts,omitempty"`
  1192  }
  1193  
  1194  // DockerArtifact describes an artifact built from a Dockerfile,
  1195  // usually using `docker build`.
  1196  type DockerArtifact struct {
  1197  	// DockerfilePath locates the Dockerfile relative to workspace.
  1198  	// Defaults to `Dockerfile`.
  1199  	DockerfilePath string `yaml:"dockerfile,omitempty"`
  1200  
  1201  	// Target is the Dockerfile target name to build.
  1202  	Target string `yaml:"target,omitempty"`
  1203  
  1204  	// BuildArgs are arguments passed to the docker build.
  1205  	// For example: `{"key1": "value1", "key2": "value2"}`.
  1206  	BuildArgs map[string]*string `yaml:"buildArgs,omitempty"`
  1207  
  1208  	// NetworkMode is passed through to docker and overrides the
  1209  	// network configuration of docker builder. If unset, use whatever
  1210  	// is configured in the underlying docker daemon. Valid modes are
  1211  	// `host`: use the host's networking stack.
  1212  	// `bridge`: use the bridged network configuration.
  1213  	// `container:<name|id>`: reuse another container's network stack.
  1214  	// `none`: no networking in the container.
  1215  	NetworkMode string `yaml:"network,omitempty"`
  1216  
  1217  	// AddHost lists add host.
  1218  	// For example: `["host1:ip1", "host2:ip2"]`.
  1219  	AddHost []string `yaml:"addHost,omitempty"`
  1220  
  1221  	// CacheFrom lists the Docker images used as cache sources.
  1222  	// For example: `["golang:1.10.1-alpine3.7", "alpine:3.7"]`.
  1223  	CacheFrom []string `yaml:"cacheFrom,omitempty"`
  1224  
  1225  	// NoCache used to pass in --no-cache to docker build to prevent caching.
  1226  	NoCache bool `yaml:"noCache,omitempty"`
  1227  
  1228  	// Squash is used to pass in --squash to docker build to squash docker image layers into single layer.
  1229  	Squash bool `yaml:"squash,omitempty"`
  1230  
  1231  	// Secret contains information about a local secret passed to `docker build`,
  1232  	// along with optional destination information.
  1233  	Secret *DockerSecret `yaml:"secret,omitempty"`
  1234  
  1235  	// SSH is used to pass in --ssh to docker build to use SSH agent. Format is "default|<id>[=<socket>|<key>[,<key>]]".
  1236  	SSH string `yaml:"ssh,omitempty"`
  1237  }
  1238  
  1239  // DockerSecret contains information about a local secret passed to `docker build`,
  1240  // along with optional destination information.
  1241  type DockerSecret struct {
  1242  	// ID is the id of the secret.
  1243  	ID string `yaml:"id,omitempty" yamltags:"required"`
  1244  
  1245  	// Source is the path to the secret on the host machine.
  1246  	Source string `yaml:"src,omitempty"`
  1247  
  1248  	// Destination is the path in the container to mount the secret.
  1249  	Destination string `yaml:"dst,omitempty"`
  1250  }
  1251  
  1252  // BazelArtifact describes an artifact built with [Bazel](https://bazel.build/).
  1253  type BazelArtifact struct {
  1254  	// BuildTarget is the `bazel build` target to run.
  1255  	// For example: `//:skaffold_example.tar`.
  1256  	BuildTarget string `yaml:"target,omitempty" yamltags:"required"`
  1257  
  1258  	// BuildArgs are additional args to pass to `bazel build`.
  1259  	// For example: `["-flag", "--otherflag"]`.
  1260  	BuildArgs []string `yaml:"args,omitempty"`
  1261  }
  1262  
  1263  // JibArtifact builds images using the
  1264  // [Jib plugins for Maven and Gradle](https://github.com/GoogleContainerTools/jib/).
  1265  type JibArtifact struct {
  1266  	// Project selects which sub-project to build for multi-module builds.
  1267  	Project string `yaml:"project,omitempty"`
  1268  
  1269  	// Flags are additional build flags passed to the builder.
  1270  	// For example: `["--no-build-cache"]`.
  1271  	Flags []string `yaml:"args,omitempty"`
  1272  
  1273  	// Type the Jib builder type; normally determined automatically. Valid types are
  1274  	// `maven`: for Maven.
  1275  	// `gradle`: for Gradle.
  1276  	Type string `yaml:"type,omitempty"`
  1277  
  1278  	// BaseImage overrides the configured jib base image.
  1279  	BaseImage string `yaml:"fromImage,omitempty"`
  1280  }
  1281  
  1282  // UnmarshalYAML provides a custom unmarshaller to deal with
  1283  // https://github.com/GoogleContainerTools/skaffold/issues/4175
  1284  func (clusterDetails *ClusterDetails) UnmarshalYAML(value *yaml.Node) error {
  1285  	// We do this as follows
  1286  	// 1. We zero out the fields in the node that require custom processing
  1287  	// 2. We unmarshal all the non special fields using the aliased type resource
  1288  	//    we use an alias type to avoid recursion caused by invoking this function infinitely
  1289  	// 3. We deserialize the special fields as required.
  1290  	type ClusterDetailsForUnmarshaling ClusterDetails
  1291  
  1292  	volumes, remaining, err := util.UnmarshalClusterVolumes(value)
  1293  
  1294  	if err != nil {
  1295  		return err
  1296  	}
  1297  
  1298  	// Unmarshal the remaining values
  1299  	aux := (*ClusterDetailsForUnmarshaling)(clusterDetails)
  1300  	err = yaml.Unmarshal(remaining, aux)
  1301  
  1302  	if err != nil {
  1303  		return err
  1304  	}
  1305  
  1306  	clusterDetails.Volumes = volumes
  1307  	return nil
  1308  }
  1309  
  1310  // UnmarshalYAML provides a custom unmarshaller to deal with
  1311  // https://github.com/GoogleContainerTools/skaffold/issues/4175
  1312  func (ka *KanikoArtifact) UnmarshalYAML(value *yaml.Node) error {
  1313  	// We do this as follows
  1314  	// 1. We zero out the fields in the node that require custom processing
  1315  	// 2. We unmarshal all the non special fields using the aliased type resource
  1316  	//    we use an alias type to avoid recursion caused by invoking this function infinitely
  1317  	// 3. We deserialize the special fields as required.
  1318  	type KanikoArtifactForUnmarshaling KanikoArtifact
  1319  
  1320  	mounts, remaining, err := util.UnmarshalKanikoArtifact(value)
  1321  
  1322  	if err != nil {
  1323  		return err
  1324  	}
  1325  
  1326  	// Unmarshal the remaining values
  1327  	aux := (*KanikoArtifactForUnmarshaling)(ka)
  1328  	err = yaml.Unmarshal(remaining, aux)
  1329  
  1330  	if err != nil {
  1331  		return err
  1332  	}
  1333  
  1334  	ka.VolumeMounts = mounts
  1335  	return nil
  1336  }
  1337  
  1338  // MarshalYAML provides a custom marshaller to deal with
  1339  // https://github.com/GoogleContainerTools/skaffold/issues/4175
  1340  func (clusterDetails *ClusterDetails) MarshalYAML() (interface{}, error) {
  1341  	// We do this as follows
  1342  	// 1. We zero out the fields in the node that require custom processing
  1343  	// 2. We marshall all the non special fields using the aliased type resource
  1344  	//    we use an alias type to avoid recursion caused by invoking this function infinitely
  1345  	// 3. We unmarshal to a map
  1346  	// 4. We marshal the special fields to json and unmarshal to a map
  1347  	//    * This leverages the json struct annotations to marshal as expected
  1348  	// 5. We combine the two maps and return
  1349  	type ClusterDetailsForUnmarshaling ClusterDetails
  1350  
  1351  	// Marshal volumes to a list. Use json because the Kubernetes resources have json annotations.
  1352  	volumes := clusterDetails.Volumes
  1353  
  1354  	j, err := json.Marshal(volumes)
  1355  
  1356  	if err != nil {
  1357  		return err, nil
  1358  	}
  1359  
  1360  	vList := []interface{}{}
  1361  
  1362  	if err := json.Unmarshal(j, &vList); err != nil {
  1363  		return nil, err
  1364  	}
  1365  
  1366  	// Make a deep copy of clusterDetails because we need to zero out volumes and we don't want to modify the
  1367  	// current object.
  1368  	aux := &ClusterDetailsForUnmarshaling{}
  1369  
  1370  	b, err := json.Marshal(clusterDetails)
  1371  
  1372  	if err != nil {
  1373  		return nil, err
  1374  	}
  1375  
  1376  	if err := json.Unmarshal(b, aux); err != nil {
  1377  		return nil, err
  1378  	}
  1379  
  1380  	aux.Volumes = nil
  1381  
  1382  	marshaled, err := yaml.Marshal(aux)
  1383  
  1384  	if err != nil {
  1385  		return nil, err
  1386  	}
  1387  
  1388  	m := map[string]interface{}{}
  1389  
  1390  	err = yaml.Unmarshal(marshaled, m)
  1391  
  1392  	if len(vList) > 0 {
  1393  		m["volumes"] = vList
  1394  	}
  1395  	return m, err
  1396  }
  1397  
  1398  // MarshalYAML provides a custom marshaller to deal with
  1399  // https://github.com/GoogleContainerTools/skaffold/issues/4175
  1400  func (ka *KanikoArtifact) MarshalYAML() (interface{}, error) {
  1401  	// We do this as follows
  1402  	// 1. We zero out the fields in the node that require custom processing
  1403  	// 2. We marshal all the non special fields using the aliased type resource
  1404  	//    we use an alias type to avoid recursion caused by invoking this function infinitely
  1405  	// 3. We unmarshal to a map
  1406  	// 4. We marshal the special fields to json and unmarshal to a map
  1407  	//    * This leverages the json struct annotations to marshal as expected
  1408  	// 5. We combine the two maps and return
  1409  	type KanikoArtifactForUnmarshaling KanikoArtifact
  1410  
  1411  	// Marshal volumes to a map. User json because the Kubernetes resources have json annotations.
  1412  	volumeMounts := ka.VolumeMounts
  1413  
  1414  	j, err := json.Marshal(volumeMounts)
  1415  
  1416  	if err != nil {
  1417  		return err, nil
  1418  	}
  1419  
  1420  	vList := []interface{}{}
  1421  
  1422  	if err := json.Unmarshal(j, &vList); err != nil {
  1423  		return nil, err
  1424  	}
  1425  
  1426  	// Make a deep copy of kanikoArtifact because we need to zero out volumeMounts and we don't want to modify the
  1427  	// current object.
  1428  	aux := &KanikoArtifactForUnmarshaling{}
  1429  
  1430  	b, err := json.Marshal(ka)
  1431  
  1432  	if err != nil {
  1433  		return nil, err
  1434  	}
  1435  
  1436  	if err := json.Unmarshal(b, aux); err != nil {
  1437  		return nil, err
  1438  	}
  1439  	aux.VolumeMounts = nil
  1440  
  1441  	marshaled, err := yaml.Marshal(aux)
  1442  
  1443  	if err != nil {
  1444  		return nil, err
  1445  	}
  1446  
  1447  	m := map[string]interface{}{}
  1448  
  1449  	err = yaml.Unmarshal(marshaled, m)
  1450  
  1451  	if len(vList) > 0 {
  1452  		m["volumeMounts"] = vList
  1453  	}
  1454  	return m, err
  1455  }