Add rust-version field to the index

Author: cassaundra

cargo-registry-index/lib.rs

@@ -125,6 +125,8 @@ pub struct Crate {
     pub yanked: Option<bool>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub links: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub rust_version: Option<String>,
     /// The schema version for this entry.
     ///
     /// If this is None, it defaults to version 1. Entries with unknown

migrations/2023-03-23-211241_add_rust_version_to_versions/down.sql

@@ -0,0 +1 @@
+ALTER TABLE versions DROP COLUMN rust_version;

migrations/2023-03-23-211241_add_rust_version_to_versions/up.sql

@@ -0,0 +1 @@
+ALTER TABLE versions ADD COLUMN rust_version VARCHAR;

src/controllers/krate/publish.rs

@@ -114,6 +114,7 @@ pub async fn publish(app: AppState, req: BytesRequest) -> AppResult<Json<GoodCra
             let name = new_crate.name;
             let vers = &*new_crate.vers;
             let links = new_crate.links;
+            let rust_version = new_crate.rust_version.as_deref();
             let repo = new_crate.repository;
             let features = new_crate
                 .features
@@ -201,6 +202,7 @@ pub async fn publish(app: AppState, req: BytesRequest) -> AppResult<Json<GoodCra
                 user.id,
                 hex_cksum.clone(),
                 links.clone(),
+                rust_version.map(String::as_str),
             )?
             .save(conn, &verified_email_address)?;
 
@@ -269,6 +271,7 @@ pub async fn publish(app: AppState, req: BytesRequest) -> AppResult<Json<GoodCra
                 deps: git_deps,
                 yanked: Some(false),
                 links,
+                rust_version: rust_version.map(ToOwned::to_owned),
                 v,
             };
             worker::add_crate(git_crate).enqueue(conn)?;

src/models/version.rs

@@ -25,6 +25,7 @@ pub struct Version {
     pub published_by: Option<i32>,
     pub checksum: String,
     pub links: Option<String>,
+    pub rust_version: Option<String>,
 }
 
 #[derive(Insertable, Debug)]
@@ -38,6 +39,7 @@ pub struct NewVersion {
     published_by: i32,
     checksum: String,
     links: Option<String>,
+    rust_version: Option<String>,
 }
 
 /// The highest version (semver order) and the most recently updated version.
@@ -139,6 +141,7 @@ impl NewVersion {
         published_by: i32,
         checksum: String,
         links: Option<String>,
+        rust_version: Option<&str>,
     ) -> AppResult<Self> {
         let features = serde_json::to_value(features)?;
 
@@ -151,6 +154,7 @@ impl NewVersion {
             published_by,
             checksum,
             links,
+            rust_version: rust_version.map(ToOwned::to_owned),
         };
 
         new_version.validate_license(license_file)?;

src/schema.rs

@@ -966,6 +966,12 @@ diesel::table! {
         ///
         /// (Automatically generated by Diesel.)
         links -> Nullable<Varchar>,
+        /// The `rust_version` column of the `versions` table.
+        ///
+        /// Its SQL type is `Nullable<Varchar>`.
+        ///
+        /// (Automatically generated by Diesel.)
+        rust_version -> Nullable<Varchar>,
     }
 }
 

src/views/krate_publish.rs

@@ -32,6 +32,8 @@ pub struct EncodableCrateUpload {
     pub repository: Option<String>,
     #[serde(default)]
     pub links: Option<String>,
+    #[serde(default)]
+    pub rust_version: Option<EncodableRustVersion>,
 }
 
 #[derive(PartialEq, Eq, Hash, Serialize, Debug, Deref)]
@@ -42,6 +44,8 @@ pub struct EncodableDependencyName(pub String);
 pub struct EncodableCrateVersion(pub semver::Version);
 #[derive(Debug, Deref)]
 pub struct EncodableCrateVersionReq(pub String);
+#[derive(Debug, Deref, Clone)]
+pub struct EncodableRustVersion(pub String);
 #[derive(Serialize, Debug, Deref, Default)]
 pub struct EncodableKeywordList(pub Vec<EncodableKeyword>);
 #[derive(Serialize, Debug, Deref)]
@@ -177,6 +181,23 @@ impl<'de> Deserialize<'de> for EncodableCrateVersionReq {
     }
 }
 
+impl<'de> Deserialize<'de> for EncodableRustVersion {
+    fn deserialize<D: Deserializer<'de>>(d: D) -> Result<EncodableRustVersion, D::Error> {
+        let s = String::deserialize(d)?;
+        match semver::VersionReq::parse(&s) {
+            // Exclude semver operators like `^` and pre-release identifiers
+            Ok(_) if s.chars().all(|c| c.is_ascii_digit() || c == '.') => {
+                Ok(EncodableRustVersion(s))
+            }
+            Ok(_) | Err(..) => {
+                let value = de::Unexpected::Str(&s);
+                let expected = "a valid rust-version";
+                Err(de::Error::invalid_value(value, &expected))
+            }
+        }
+    }
+}
+
 impl<'de> Deserialize<'de> for EncodableKeywordList {
     fn deserialize<D: Deserializer<'de>>(d: D) -> Result<EncodableKeywordList, D::Error> {
         let inner = <Vec<EncodableKeyword> as Deserialize<'de>>::deserialize(d)?;
@@ -224,6 +245,15 @@ impl Serialize for EncodableCrateVersionReq {
     }
 }
 
+impl Serialize for EncodableRustVersion {
+    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    where
+        S: Serializer,
+    {
+        serializer.serialize_str(&(**self).to_string())
+    }
+}
+
 use diesel::pg::Pg;
 use diesel::serialize::{self, Output, ToSql};
 use diesel::sql_types::Text;