Add platform arg

src/cli/exec.rs

@@ -9,7 +9,7 @@ use rattler::{
     install::{IndicatifReporter, Installer},
     package_cache::PackageCache,
 };
-use rattler_conda_types::{MatchSpec, PackageName};
+use rattler_conda_types::{MatchSpec, PackageName, Platform};
 use reqwest_middleware::ClientWithMiddleware;
 
 use crate::{cli::global::common::solve_package_records, prefix::Prefix};
@@ -162,7 +162,8 @@ pub async fn create_exec_prefix(
 
     // Solve the environment
     let channels = args.channels.resolve_from_config(config);
-    let solved_records = solve_package_records(&gateway, channels, specs.clone()).await?;
+    let solved_records =
+        solve_package_records(&gateway, Platform::current(), channels, specs.clone()).await?;
 
     // Install the environment
     tracing::info!(

src/cli/global/common.rs

@@ -125,6 +125,7 @@ pub(super) fn channel_name_from_prefix(
 /// MatchSpec
 pub async fn solve_package_records<AsChannel, ChannelIter>(
     gateway: &Gateway,
+    platform: Platform,
     channels: ChannelIter,
     specs: Vec<MatchSpec>,
 ) -> miette::Result<Vec<RepoDataRecord>>
@@ -135,11 +136,7 @@ where
     // Get the repodata for the specs
     let repodata = await_in_progress("fetching repodata for environment", |_| async {
         gateway
-            .query(
-                channels,
-                [Platform::current(), Platform::NoArch],
-                specs.clone(),
-            )
+            .query(channels, [platform, Platform::NoArch], specs.clone())
             .recursive(true)
             .execute()
             .await
@@ -149,6 +146,7 @@ where
     .context("failed to get repodata")?;
 
     // Determine virtual packages of the current platform
+    // We cannot infer virtual_packages for another platform
     let virtual_packages = VirtualPackage::current()
         .into_diagnostic()
         .context("failed to determine virtual packages")?

src/cli/global/install.rs

@@ -301,8 +301,13 @@ pub async fn execute(args: Args) -> miette::Result<()> {
     // Install the package(s)
     let mut executables = vec![];
     for (package_name, package_matchspec) in specs {
-        let records =
-            solve_package_records(&gateway, channels.clone(), vec![package_matchspec]).await?;
+        let records = solve_package_records(
+            &gateway,
+            args.platform,
+            channels.clone(),
+            vec![package_matchspec],
+        )
+        .await?;
 
         let (prefix_package, scripts, _) =
             globally_install_package(&package_name, records, client.clone(), args.platform).await?;