DpdkTestpmd: Installation path cleanup

lisa/tools/__init__.py

@@ -67,6 +67,7 @@
 from .lsvmbus import Lsvmbus
 from .make import Make
 from .mdadm import Mdadm
+from .meson import Meson
 from .mkdir import Mkdir
 from .mkfs import FileSystem, Mkfs, Mkfsext, Mkfsxfs
 from .modinfo import Modinfo
@@ -184,6 +185,7 @@
     "Lspci",
     "Lsvmbus",
     "Make",
+    "Meson",
     "Mdadm",
     "Mkdir",
     "Mkfs",

lisa/tools/ln.py

@@ -13,10 +13,18 @@ def command(self) -> str:
     def can_install(self) -> bool:
         return False
 
-    def create_link(self, target: str, link: str, is_symbolic: bool = True) -> None:
+    def create_link(
+        self,
+        target: str,
+        link: str,
+        is_symbolic: bool = True,
+        force: bool = False,
+    ) -> None:
         cmd = ""
         if is_symbolic:
             cmd += " -s "
+        if force:
+            cmd += " -f "
         cmd += f"{target} {link}"
         self.run(
             cmd,

lisa/tools/meson.py

@@ -0,0 +1,56 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT license.
+
+from pathlib import PurePath
+from typing import cast
+
+from semver import VersionInfo
+
+from lisa.executable import Tool
+from lisa.operating_system import Posix
+
+from .ln import Ln
+from .python import Pip
+from .whoami import Whoami
+
+
+class Meson(Tool):
+    @property
+    def command(self) -> str:
+        return "meson"
+
+    def _check_exists(self) -> bool:
+        result = self.node.execute("meson --version", shell=True)
+        return result.exit_code == 0 and VersionInfo.parse(result.stdout) >= "0.52.0"
+
+    @property
+    def can_install(self) -> bool:
+        return self.node.is_posix
+
+    def _install(self) -> bool:
+        posix_os: Posix = cast(Posix, self.node.os)
+        # use pip to make sure we install a recent version
+        if (not posix_os.package_exists("meson")) or posix_os.get_package_information(
+            "meson", use_cached=False
+        ) < "0.52.0":
+            username = self.node.tools[Whoami].get_username()
+            self.node.tools[Pip].install_packages("meson", install_to_user=True)
+            # environment variables won't expand even when using shell=True :\
+            self.node.tools[Ln].create_link(
+                f"/home/{username}/.local/bin/meson", "/usr/bin/meson", force=True
+            )
+
+        return self._check_exists()
+
+    def setup(self, args: str, cwd: PurePath, build_dir: str = "build") -> PurePath:
+        self.run(
+            f"{args} {build_dir}",
+            force_run=True,
+            shell=True,
+            cwd=cwd,
+            expected_exit_code=0,
+            expected_exit_code_failure_message=(
+                f"Could not configure {str(cwd)} with meson using args {args}"
+            ),
+        )
+        return cwd.joinpath(build_dir)

lisa/tools/python.py

@@ -60,9 +60,14 @@ def _install(self) -> bool:
         self.node.os.install_packages(package_name)
         return self._check_exists()
 
-    def install_packages(self, packages_name: str, install_path: str = "") -> None:
+    def install_packages(
+        self, packages_name: str, install_path: str = "", install_to_user: bool = False
+    ) -> None:
         node = self.node
-        cmd_line = f"install -q {packages_name}"
+        if not install_to_user:
+            cmd_line = f"install -q {packages_name}"
+        else:
+            cmd_line = f"install --user -q {packages_name}"
 
         envs = {}
         if install_path != "":