syntax = "proto3"; package tfplan; // For Terraform's own parsing, the proto stub types go into an internal Go // package. The public API is in github.com/hashicorp/terraform/plans/planfile . option go_package = "github.com/hashicorp/terraform/plans/internal/planproto"; // Plan is the root message type for the tfplan file message Plan { // Version is incremented whenever there is a breaking change to // the serialization format. Programs reading serialized plans should // verify that version is set to the expected value and abort processing // if not. A breaking change is any change that may cause an older // consumer to interpret the structure incorrectly. This number will // not be incremented if an existing consumer can either safely ignore // changes to the format or if an existing consumer would fail to process // the file for another message- or field-specific reason. uint64 version = 1; // The variables that were set when creating the plan. Each value is // a msgpack serialization of an HCL value. map variables = 2; // An unordered set of proposed changes to resources throughout the // configuration, including any nested modules. Use the address of // each resource to determine which module it belongs to. repeated ResourceInstanceChange resource_changes = 3; // An unordered set of proposed changes to outputs in the root module // of the configuration. This set also includes "no action" changes for // outputs that are not changing, as context for detecting inconsistencies // at apply time. repeated OutputChange output_changes = 4; // An unordered set of target addresses to include when applying. If no // target addresses are present, the plan applies to the whole // configuration. repeated string target_addrs = 5; // The version string for the Terraform binary that created this plan. string terraform_version = 14; // SHA256 digests of all of the provider plugin binaries that were used // in the creation of this plan. map provider_hashes = 15; // Backend is a description of the backend configuration and other related // settings at the time the plan was created. Backend backend = 13; } // Backend is a description of backend configuration and other related settings. message Backend { string type = 1; DynamicValue config = 2; string workspace = 3; } // Action describes the type of action planned for an object. // Not all action values are valid for all object types. enum Action { NOOP = 0; CREATE = 1; READ = 2; UPDATE = 3; REPLACE = 4; DELETE = 5; } // Change represents a change made to some object, transforming it from an old // state to a new state. message Change { // Not all action values are valid for all object types. Consult // the documentation for any message that embeds Change. Action action = 1; // msgpack-encoded HCL values involved in the change. // - For update and replace, two values are provided that give the old and new values, // respectively. // - For create, one value is provided that gives the new value to be created // - For delete, one value is provided that describes the value being deleted // - For read, two values are provided that give the prior value for this object // (or null, if no prior value exists) and the value that was or will be read, // respectively. // - For no-op, one value is provided that is left unmodified by this non-change. repeated DynamicValue values = 2; } message ResourceInstanceChange { // module_path is an address to the module that defined this resource. // module_path is omitted for resources in the root module. For descendent modules // it is a string like module.foo.module.bar as would be seen at the beginning of a // resource address. The format of this string is not yet frozen and so external // callers should treat it as an opaque key for filtering purposes. string module_path = 1; // mode is the resource mode. ResourceMode mode = 2; enum ResourceMode { managed = 0; // for "resource" blocks in configuration data = 1; // for "data" blocks in configuration } // type is the resource type name, like "aws_instance". string type = 3; // name is the logical name of the resource as defined in configuration. // For example, in aws_instance.foo this would be "foo". string name = 4; // instance_key is either an integer index or a string key, depending on which iteration // attributes ("count" or "for_each") are being used for this resource. If none // are in use, this field is omitted. oneof instance_key { string str = 5; int64 int = 6; }; // deposed_key, if set, indicates that this change applies to a deposed // object for the indicated instance with the given deposed key. If not // set, the change applies to the instance's current object. string deposed_key = 7; // provider is the address of the provider configuration that this change // was planned with, and thus the configuration that must be used to // apply it. string provider = 8; // Description of the proposed change. May use "create", "read", "update", // "replace" and "delete" actions. "no-op" changes are not currently used here // but consumers must accept and discard them to allow for future expansion. Change change = 9; // raw blob value provided by the provider as additional context for the // change. Must be considered an opaque value for any consumer other than // the provider that generated it, and will be returned verbatim to the // provider during the subsequent apply operation. bytes private = 10; // An unordered set of paths that prompted the change action to be // "replace" rather than "update". Empty for any action other than // "replace". repeated Path required_replace = 11; } message OutputChange { // Name of the output as defined in the root module. string name = 1; // Description of the proposed change. May use "no-op", "create", // "update" and "delete" actions. Change change = 2; // Sensitive, if true, indicates that one or more of the values given // in "change" is sensitive and should not be shown directly in any // rendered plan. bool sensitive = 3; } // DynamicValue represents a value whose type is not decided until runtime, // often based on schema information obtained from a plugin. // // At present dynamic values are always encoded as msgpack, with extension // id 0 used to represent the special "unknown" value indicating results // that won't be known until after apply. // // In future other serialization formats may be used, possibly with a // transitional period of including both as separate attributes of this type. // Consumers must ignore attributes they don't support and fail if no supported // attribute is present. The top-level format version will not be incremented // for changes to the set of dynamic serialization formats. message DynamicValue { bytes msgpack = 1; } // Hash represents a hash value. // // At present hashes always use the SHA256 algorithm. In future other hash // algorithms may be used, possibly with a transitional period of including // both as separate attributes of this type. Consumers must ignore attributes // they don't support and fail if no supported attribute is present. The // top-level format version will not be incremented for changes to the set of // hash algorithms. message Hash { bytes sha256 = 1; } // Path represents a set of steps to traverse into a data structure. It is // used to refer to a sub-structure within a dynamic data structure presented // separately. message Path { message Step { oneof selector { // Set "attribute_name" to represent looking up an attribute // in the current object value. string attribute_name = 1; // Set "element_key" to represent looking up an element in // an indexable collection type. DynamicValue element_key = 2; } } repeated Step steps = 1; }