Fix prereleases not being installable and support .NET v1 SDKs

Phault · Mar 16, 2024 · 9aa83c3 · 9aa83c3
1 parent 75090ca
commit 9aa83c3
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Showing 2 changed files with 111 additions and 29 deletions.
diff --git a/src/helpers.rs b/src/helpers.rs
@@ -15,3 +15,98 @@ pub fn get_dotnet_root(env: &HostEnvironment) -> Result<PathBuf, Error> {
         // So we need our fallback to also be a real path
         .unwrap_or_else(|| env.home_dir.real_path().unwrap().join(".dotnet")))
 }
+
+/// Ancient SDK versions not available through git tags.
+pub const ANCIENT_VERSIONS: &[&str] = &[
+    "1.0.0-preview2-003121",
+    "1.0.0-preview2-003131",
+    "1.0.0-preview2-003148",
+    "1.0.0-preview2-003156",
+    "1.0.0-preview2.1-003177",
+    "1.0.1",
+    "1.0.4",
+    "1.1.10",
+    "1.1.11",
+    "1.1.12",
+    "1.1.13",
+    "1.1.14",
+    "1.1.4",
+    "1.1.5",
+    "1.1.7",
+    "1.1.8",
+    "1.1.9",
+    "2.0.0",
+    "2.0.0-preview1-005977",
+    "2.0.0-preview2-006497",
+    "2.0.3",
+    "2.1.100",
+    "2.1.101",
+    "2.1.102",
+    "2.1.103",
+    "2.1.104",
+    "2.1.105",
+    "2.1.200",
+    "2.1.201",
+    "2.1.202",
+    "2.1.3",
+    "2.1.300",
+    "2.1.300-preview1-008174",
+    "2.1.300-preview2-008533",
+    "2.1.300-rc1-008673",
+    "2.1.301",
+    "2.1.302",
+    "2.1.4",
+    "2.1.401",
+    "2.1.402",
+    "2.1.403",
+    "2.1.500",
+    "2.1.502",
+    "2.1.503",
+    "2.1.504",
+    "2.1.505",
+    "2.1.506",
+    "2.1.507",
+    "2.1.600-preview-009426",
+    "2.1.602",
+    "2.1.603",
+    "2.1.604",
+    "2.1.607",
+    "2.1.700",
+    "2.1.701",
+    "2.1.801",
+    "2.1.802",
+    "2.1.803",
+    "2.1.804",
+    "2.1.805",
+    "2.1.806",
+    "2.1.807",
+    "2.1.808",
+    "2.1.809",
+    "2.1.810",
+    "2.1.811",
+    "2.1.812",
+    "2.1.813",
+    "2.1.814",
+    "2.1.815",
+    "2.1.816",
+    "2.1.818",
+    "2.2.100",
+    "2.2.100-preview1-009349",
+    "2.2.100-preview2-009404",
+    "2.2.100-preview3-009430",
+    "2.2.101",
+    "2.2.102",
+    "2.2.103",
+    "2.2.104",
+    "2.2.105",
+    "2.2.106",
+    "2.2.107",
+    "2.2.200-preview-009648",
+    "2.2.202",
+    "2.2.203",
+    "2.2.204",
+    "2.2.207",
+    "2.2.300",
+    "2.2.401",
+    "2.2.402",
+];
diff --git a/src/proto.rs b/src/proto.rs
@@ -4,7 +4,9 @@ use extism_pdk::*;
 use proto_pdk::*;
 
 use crate::{
-    global_json::GlobalJson, helpers::get_dotnet_root, release_index::fetch_release_index,
+    global_json::GlobalJson,
+    helpers::{get_dotnet_root, ANCIENT_VERSIONS},
+    release_index::fetch_release_index,
 };
 
 #[host_fn]
@@ -39,39 +41,24 @@ pub fn register_tool(Json(_): Json<ToolMetadataInput>) -> FnResult<Json<ToolMeta
 /// we're in wasm-land where multithreading isn't supported yet that would be very slow.
 ///
 /// So we rely on the published git tags instead which seem to correspond very well to the `sdk.version`
-/// field from the release index. A caveat being that this only covers v2+ and has some extra noise to
-/// filter out.
-///
-/// Alternatively we could add an option to rely on the slow but reliable method.
+/// field from the release index. A caveat being that this only covers v3+ and has some extra noise to
+/// filter out. Versions v1-2 are therefore embedded in the source code.
 #[plugin_fn]
 pub fn load_versions(Json(_): Json<LoadVersionsInput>) -> FnResult<Json<LoadVersionsOutput>> {
-    let tags = load_git_tags("https://github.com/dotnet/sdk")?
+    // we previously used the dotnet/sdk repo here as it included v2, but all prerelease versions were slightly off
+    let versions = load_git_tags("https://github.com/dotnet/installer")?
         .iter()
         .filter_map(|tag| tag.strip_prefix("v"))
         .filter(|tag| !tag.is_empty())
-        .map(|tag| tag.to_owned())
-        .collect::<Vec<_>>();
-
-    let mut versions = vec![];
-
-    for tag in tags {
-        let version = Version::parse(&tag);
-
-        match version {
-            Ok(v) => {
-                // there's a bunch of prereleases which aren't mentioned in the release index, so we filter them out
-                if v.pre.is_empty()
-                    || (v.pre.starts_with("preview") && !v.pre.ends_with("sdk"))
-                    || v.pre.starts_with("rc")
-                {
-                    versions.push(v);
-                }
-            }
-            _ => {
-                debug!("Unable to parse tag '{tag}' as a version");
-            }
-        }
-    }
+        .chain(ANCIENT_VERSIONS.iter().copied())
+        .filter_map(|tag| Version::parse(&tag).ok())
+        .filter(|version| match &version.pre {
+            pre if pre.is_empty() => true,
+            pre if pre.starts_with("preview") && !pre.ends_with("sdk") => true,
+            pre if pre.starts_with("rc") => true,
+            _ => false,
+        })
+        .collect();
 
     Ok(Json(LoadVersionsOutput::from_versions(versions)))
 }