lib.ec.ssh.Paramiko: Support Caps.Env

Add support for modifying the execution environment via the env
parameter to Paramiko.

Signed-off-by: Jan Lindemann <jan@janware.com>

src/python/jw/pkg/lib/ec/ssh/Paramiko.py

@@ -12,8 +12,13 @@ from .util import join_cmd
 
 class Paramiko(Base):
 
-    def __init__(self, *args, **kwargs) -> None:
+    def __init__(self, uri, *args, **kwargs) -> None:
-        super().__init__(*args, **kwargs)
+        super().__init__(
+            uri,
+            *args,
+            caps = self.Caps.Env,
+            **kwargs
+        )
         self.__timeout: float|None = None # Untested
         self.___ssh: Any|None = None
 
@@ -44,9 +49,25 @@ class Paramiko(Base):
     def __scp(self):
         return SCPClient(self.__ssh.get_transport())
 
-    async def _run_ssh(self, cmd: list[str], cmd_input: bytes|None, *args, **kwargs) -> Result:
+    async def _run_ssh(
+        self,
+        cmd: list[str],
+        wd: str | None,
+        verbose: bool,
+        cmd_input: str | None,
+        env: dict[str, str] | None,
+        interactive: bool,
+        log_prefix: str,
+    ) -> Result:
         try:
-            stdin, stdout, stderr = self.__ssh.exec_command(join_cmd(cmd), timeout=self.__timeout)
+            kwargs: [str, Any] = {}
+            if env is not None:
+                kwargs['environment'] = env
+            stdin, stdout, stderr = self.__ssh.exec_command(
+                join_cmd(cmd),
+                timeout=self.__timeout,
+                **kwargs,
+            )
         except Exception as e:
             log(ERR, f'Command failed for {self.uri}: "{join_cmd(cmd)}"')
             raise