nitro-cli describe-eif

Describes the specified enclave image file (.eif). The output is a static description of the enclave image file that includes the enclave image file version, build measurements, signing certificate information, the result of the CRC and signature check, and the metadata added at build time.

Syntax

nitro-cli describe-eif 
    --eif-path path_to_enclave_image_file

Options

--eif-path

The path to the enclave image file.

Type: String

Required: Yes

Output

Measurements

The cryptographic measurements (SHA384 hashes) that are unique to the enclave image file.

Type: String

Example

The following example describes an enclave image file named sample.eif.

Command

nitro-cli describe-eif --eif-path image.eif

Output

{
  "Measurements": {
    "HashAlgorithm": "Sha384 { ... }",
    "PCR0": "EXAMPLE59044e337c00068c2c033546641e37aa466b853ca486dd149f641f15071961db2a0827beccea9cade3EXAMPLE",
    "PCR1": "EXAMPLE7783d0c23167299fbe5a69622490a9bdf82e94a0a1a48b0e7c56130c0c1e6555de7c0aa3d7901fbc58EXAMPLE",
    "PCR2": "EXAMPLE4b51589e8374b7f695b4649d1f1e9b528b05ab75a49f9a0a4a1ec36be81280caab0486f660b9207ac0EXAMPLE"
  }
}