Add a 'mock-tdx' crate for providing a complete DCAP workflow on non-TDX hardware during tests

Cargo.toml

@@ -6,6 +6,7 @@ members = [
     "crates/nested-tls",
     "crates/attestation",
     "crates/pccs",
+    "crates/mock-tdx",
 ]
 
 [workspace.lints.rust]
@@ -19,6 +20,7 @@ unused_async = "warn"
 
 [workspace.dependencies]
 attestation = { path = "crates/attestation" }
+mock-tdx = { path = "crates/mock-tdx" }
 rustls = { version = "0.23.37", default-features = false, features = ["brotli"] }
 tokio = { version = "1.50.0", features = ["default"] }
 tokio-rustls = { version = "0.26.4", default-features = false }

crates/attestation/Cargo.toml

@@ -10,6 +10,7 @@ keywords = ["attestation", "CVM", "TDX"]
 [dependencies]
 dcap-qvl = { workspace = true, features = ["danger-allow-tcb-override"] }
 pccs = { workspace = true }
+mock-tdx = { workspace = true, optional = true }
 tokio = { workspace = true, features = ["fs"] }
 tokio-rustls = { workspace = true, default-features = false }
 
@@ -38,15 +39,12 @@ az-tdx-vtpm = { version = "0.7.4", optional = true }
 tss-esapi = { version = "7.6.0", optional = true }
 openssl = { version = "0.10.78", optional = true }
 
-# Used by test helpers
-tdx-quote = { version = "0.0.5", features = ["mock"], optional = true }
-
 [dev-dependencies]
+mock-tdx = { workspace = true }
+tempfile = "3.23.0"
 tokio-rustls = { workspace = true, default-features = true }
 
 serde-saphyr = "0.0.22"
-tdx-quote = { version = "0.0.5", features = ["mock"] }
-tempfile = "3.23.0"
 
 [features]
 default = []
@@ -55,7 +53,7 @@ default = []
 azure = ["tss-esapi", "az-tdx-vtpm", "openssl"]
 
 # Allows mock quotes used in tests and exposes related functions for testing
-mock = ["tdx-quote"]
+mock = ["dep:mock-tdx"]
 
 [lints]
 workspace = true

crates/attestation/README.md

@@ -37,7 +37,7 @@ must be explicitly enabled via the `override_azure_outdated_tcb` flag on
 
 ### `mock`
 
-Enables mock quote support via `tdx-quote` for tests and development on non-TDX
+Enables mock quote support via the local `mock-tdx` crate for tests and development on non-TDX
 hardware. Do not use in production.  Disabled by default.
 
 ## Attestation Types