feat: add --force-reinstall for global install

src/cli/global/install.rs

@@ -52,6 +52,10 @@ pub struct Args {
 
     #[clap(flatten)]
     config: ConfigCli,
+
+    /// Specifies that the packages should be reinstalled even if they are already installed.
+    #[arg(action, long)]
+    force_reinstall: bool,
 }
 
 impl HasSpecs for Args {
@@ -158,7 +162,7 @@ async fn setup_environment(
         }
     }
 
-    if project.environment_in_sync(env_name).await? {
+    if !args.force_reinstall && project.environment_in_sync(env_name).await? {
         return Ok(StateChanges::new_with_env(env_name.clone()));
     }
 

tests/integration/test_data/dummy_channel_2/output/linux-64/repodata.json

@@ -4,18 +4,32 @@
   },
   "packages": {},
   "packages.conda": {
+    "dummy-b-0.1.0-hb0f4dca_0.conda": {
+      "arch": "x86_64",
+      "build": "hb0f4dca_0",
+      "build_number": 0,
+      "depends": [],
+      "md5": "f85960fbb020f325b1a881176f0af94a",
+      "name": "dummy-b",
+      "platform": "linux",
+      "sha256": "c1319a6e656c72410738cd99823a9c861e95568684e405d09c400bf2e400a904",
+      "size": 12212,
+      "subdir": "linux-64",
+      "timestamp": 1728983076380,
+      "version": "0.1.0"
+    },
     "dummy-x-0.1.0-hb0f4dca_0.conda": {
       "arch": "x86_64",
       "build": "hb0f4dca_0",
       "build_number": 0,
       "depends": [],
-      "md5": "18c4298839160e3bbae390173b35293d",
+      "md5": "2fde9a3b035cb6e898c28ab7a3cc6c6d",
       "name": "dummy-x",
       "platform": "linux",
-      "sha256": "1c8369a424a9d8dad4be77915a4b30d940e7c7447118f6444fed5cee21cbd402",
-      "size": 5912,
+      "sha256": "e18f27d9ac595a8c30ca243223526d6b76e0a19ca186d950393243d2d209a79f",
+      "size": 15140,
       "subdir": "linux-64",
-      "timestamp": 1727337510373,
+      "timestamp": 1728983076380,
       "version": "0.1.0"
     }
   },

tests/integration/test_data/dummy_channel_2/output/osx-64/repodata.json

@@ -4,18 +4,32 @@
   },
   "packages": {},
   "packages.conda": {
+    "dummy-b-0.1.0-h0dc7051_0.conda": {
+      "arch": "x86_64",
+      "build": "h0dc7051_0",
+      "build_number": 0,
+      "depends": [],
+      "md5": "01e59c205e5868da1383de347188aff0",
+      "name": "dummy-b",
+      "platform": "osx",
+      "sha256": "5b9b58c26fe363325bf55d6a2e853f6dd24fb7f68eb6920d315bcb7452088328",
+      "size": 32249,
+      "subdir": "osx-64",
+      "timestamp": 1728983076503,
+      "version": "0.1.0"
+    },
     "dummy-x-0.1.0-h0dc7051_0.conda": {
       "arch": "x86_64",
       "build": "h0dc7051_0",
       "build_number": 0,
       "depends": [],
-      "md5": "2df37a2fbdce7376961e1ce9015e3fc6",
+      "md5": "6b53468a2a62b6fe93907a04fb69dd95",
       "name": "dummy-x",
       "platform": "osx",
-      "sha256": "9ada98c647d5d0aa35633f30c5bbd6f64ea97d2ff25c06c51d1f9264600bb598",
-      "size": 14313,
+      "sha256": "76c5eb3ceb3a470e2a6400b87aad855c634f4ac08f33d880887ec3f1fd4f22e1",
+      "size": 26189,
       "subdir": "osx-64",
-      "timestamp": 1727337510468,
+      "timestamp": 1728983076503,
       "version": "0.1.0"
     }
   },

tests/integration/test_data/dummy_channel_2/output/osx-arm64/repodata.json

@@ -4,18 +4,32 @@
   },
   "packages": {},
   "packages.conda": {
+    "dummy-b-0.1.0-h60d57d3_0.conda": {
+      "arch": "arm64",
+      "build": "h60d57d3_0",
+      "build_number": 0,
+      "depends": [],
+      "md5": "edca682cc09a974b6453d9b19d32c351",
+      "name": "dummy-b",
+      "platform": "osx",
+      "sha256": "a90458015c443c443460064d14bbf1b6560ceb27b7d4eb204caf3e501e16865f",
+      "size": 18391,
+      "subdir": "osx-arm64",
+      "timestamp": 1728983076440,
+      "version": "0.1.0"
+    },
     "dummy-x-0.1.0-h60d57d3_0.conda": {
       "arch": "arm64",
       "build": "h60d57d3_0",
       "build_number": 0,
       "depends": [],
-      "md5": "2f442a05d9f8384ce08fd9416b6f68bc",
+      "md5": "fe2b9de8fbcbd1a588ed41d04e850d2d",
       "name": "dummy-x",
       "platform": "osx",
-      "sha256": "4bb821c92815ffe4d5382224ae5c55198653dc487917edb893004dd333151338",
-      "size": 11703,
+      "sha256": "70b985a0464aca5c82985a334c90f85cc6290683efabcb3d01139ae9108ed2e3",
+      "size": 22135,
       "subdir": "osx-arm64",
-      "timestamp": 1727337510420,
+      "timestamp": 1728983076440,
       "version": "0.1.0"
     }
   },

tests/integration/test_data/dummy_channel_2/output/win-64/repodata.json

@@ -4,18 +4,32 @@
   },
   "packages": {},
   "packages.conda": {
+    "dummy-b-0.1.0-h9490d1a_0.conda": {
+      "arch": "x86_64",
+      "build": "h9490d1a_0",
+      "build_number": 0,
+      "depends": [],
+      "md5": "56b5a7a65150d4a2941515c9c3717c6f",
+      "name": "dummy-b",
+      "platform": "win",
+      "sha256": "e281921e34424985e680050bf1714289fdd4e20241b830410bfdfee55505dce6",
+      "size": 6195,
+      "subdir": "win-64",
+      "timestamp": 1728983076323,
+      "version": "0.1.0"
+    },
     "dummy-x-0.1.0-h9490d1a_0.conda": {
       "arch": "x86_64",
       "build": "h9490d1a_0",
       "build_number": 0,
       "depends": [],
-      "md5": "0a82fb2f6e9da49968cba40b9187833d",
+      "md5": "feeb05a11f1ee00a94ec168991c8a46f",
       "name": "dummy-x",
       "platform": "win",
-      "sha256": "39b394c995a29f180f6543771e7a70abcad9feadba7d9663eed80c7296babb19",
-      "size": 2824,
+      "sha256": "90dfd8c70601d8efc60e91b48a928a40f48268a78829c457f88a40024cced32c",
+      "size": 3055,
       "subdir": "win-64",
-      "timestamp": 1727337510326,
+      "timestamp": 1728983076323,
       "version": "0.1.0"
     }
   },

tests/integration/test_data/dummy_channel_2/recipe.yaml

@@ -16,3 +16,17 @@ outputs:
           else:
             - echo "dummy-x on unix" > $PREFIX/bin/dummy-x
             - chmod +x $PREFIX/bin/dummy-x
+
+  - package:
+      name: dummy-b
+      version: 0.1.0
+
+    build:
+      script:
+        - mkdir -p $PREFIX/bin
+        - if: win
+          then:
+            - echo "dummy-b on windows" > $PREFIX/bin/dummy-b.bat
+          else:
+            - echo "dummy-b on unix" > $PREFIX/bin/dummy-b
+            - chmod +x $PREFIX/bin/dummy-b

tests/integration/test_global.py

@@ -545,6 +545,67 @@ def test_install_twice(pixi: Path, tmp_path: Path, dummy_channel_1: str) -> None
     assert dummy_b.is_file()
 
 
+def test_install_twice_with_force_reinstall(
+    pixi: Path, tmp_path: Path, dummy_channel_1: str, dummy_channel_2: str
+) -> None:
+    env = {"PIXI_HOME": str(tmp_path)}
+
+    dummy_b = tmp_path / "bin" / exec_extension("dummy-b")
+
+    # Install dummy-b
+    verify_cli_command(
+        [
+            pixi,
+            "global",
+            "install",
+            "--channel",
+            dummy_channel_1,
+            "dummy-b",
+        ],
+        env=env,
+    )
+    assert dummy_b.is_file()
+
+    # Modify dummy-b channel and try to install it again
+    # Even though we changed the channels, it will claim the environment is up-to-date
+
+    manifests = tmp_path / "manifests" / "pixi-global.toml"
+    parsed_toml = tomllib.loads(manifests.read_text())
+
+    parsed_toml["envs"]["dummy-b"]["channels"] = [dummy_channel_2]
+
+    manifests.write_text(tomli_w.dumps(parsed_toml))
+
+    verify_cli_command(
+        [
+            pixi,
+            "global",
+            "install",
+            "--channel",
+            dummy_channel_2,
+            "dummy-b",
+        ],
+        env=env,
+        stderr_contains="The environment dummy-b was already up-to-date",
+    )
+
+    # Install dummy-b again, but with force-reinstall
+    # It should install it again
+    verify_cli_command(
+        [
+            pixi,
+            "global",
+            "install",
+            "--force-reinstall",
+            "--channel",
+            dummy_channel_2,
+            "dummy-b",
+        ],
+        env=env,
+        stderr_contains="Added package dummy-b=0.1.0 to environment dummy-b",
+    )
+
+
 def test_install_underscore(pixi: Path, tmp_path: Path, dummy_channel_1: str) -> None:
     env = {"PIXI_HOME": str(tmp_path)}