DPDK patches and discussions
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From: Jeremy Spewock <jspewock@iol.unh.edu>
To: "Juraj Linkeš" <juraj.linkes@pantheon.tech>
Cc: thomas@monjalon.net, Honnappa.Nagarahalli@arm.com,
	lijuan.tu@intel.com,  wathsala.vithanage@arm.com,
	probb@iol.unh.edu, dev@dpdk.org
Subject: Re: [PATCH v3] dts: replace pexpect with fabric
Date: Wed, 5 Jul 2023 15:59:26 -0400	[thread overview]
Message-ID: <CAAA20URr5Uv_RMhpuYcy-jB3kiNRivixDw25c3R6+_tnQ1S2iw@mail.gmail.com> (raw)
In-Reply-To: <CAAA20UQf+nxbpoNjUYsxBjJBBBqZZDMdXW7chhzmeunEoC5zzw@mail.gmail.com>

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Tested-by: Jeremy Spewock <jspewock@iol.unh.edu>

On Wed, Jun 21, 2023 at 2:33 PM Jeremy Spewock <jspewock@iol.unh.edu> wrote:

> Acked-by: Jeremy Spewock <jspewock@iol.unh.edu>
>
> On Fri, Jun 9, 2023 at 5:46 AM Juraj Linkeš <juraj.linkes@pantheon.tech>
> wrote:
>
>> Pexpect is not a dedicated SSH connection library while Fabric is. With
>> Fabric, all SSH-related logic is provided and we can just focus on
>> what's DTS specific.
>>
>> Signed-off-by: Juraj Linkeš <juraj.linkes@pantheon.tech>
>> ---
>>
>> Notes:
>>     v3: updated passwordless sudo setup on Linux
>>
>>  doc/guides/tools/dts.rst                      |  29 +-
>>  dts/conf.yaml                                 |   2 +-
>>  dts/framework/exception.py                    |  10 +-
>>  dts/framework/remote_session/linux_session.py |  31 +-
>>  dts/framework/remote_session/os_session.py    |  51 +++-
>>  dts/framework/remote_session/posix_session.py |  48 +--
>>  .../remote_session/remote/remote_session.py   |  35 ++-
>>  .../remote_session/remote/ssh_session.py      | 287 ++++++------------
>>  dts/framework/testbed_model/sut_node.py       |  12 +-
>>  dts/framework/utils.py                        |   9 -
>>  dts/poetry.lock                               | 161 ++++++++--
>>  dts/pyproject.toml                            |   2 +-
>>  12 files changed, 376 insertions(+), 301 deletions(-)
>>
>> diff --git a/doc/guides/tools/dts.rst b/doc/guides/tools/dts.rst
>> index ebd6dceb6a..c7b31623e4 100644
>> --- a/doc/guides/tools/dts.rst
>> +++ b/doc/guides/tools/dts.rst
>> @@ -95,9 +95,14 @@ Setting up DTS environment
>>
>>  #. **SSH Connection**
>>
>> -   DTS uses Python pexpect for SSH connections between DTS environment
>> and the other hosts.
>> -   The pexpect implementation is a wrapper around the ssh command in the
>> DTS environment.
>> -   This means it'll use the SSH agent providing the ssh command and its
>> keys.
>> +   DTS uses the Fabric Python library for SSH connections between DTS
>> environment
>> +   and the other hosts.
>> +   The authentication method used is pubkey authentication.
>> +   Fabric tries to use a passed key/certificate,
>> +   then any key it can with through an SSH agent,
>> +   then any "id_rsa", "id_dsa" or "id_ecdsa" key discoverable in
>> ``~/.ssh/``
>> +   (with any matching OpenSSH-style certificates).
>> +   DTS doesn't pass any keys, so Fabric tries to use the other two
>> methods.
>>
>>
>>  Setting up System Under Test
>> @@ -132,6 +137,21 @@ There are two areas that need to be set up on a
>> System Under Test:
>>       It's possible to use the hugepage configuration already present on
>> the SUT.
>>       If you wish to do so, don't specify the hugepage configuration in
>> the DTS config file.
>>
>> +#. **User with administrator privileges**
>> +
>> +.. _sut_admin_user:
>> +
>> +   DTS needs administrator privileges to run DPDK applications (such as
>> testpmd) on the SUT.
>> +   The SUT user must be able run commands in privileged mode without
>> asking for password.
>> +   On most Linux distributions, it's a matter of setting up passwordless
>> sudo:
>> +
>> +   #. Run ``sudo visudo`` and check that it contains ``%sudo
>>  ALL=(ALL:ALL) NOPASSWD:ALL``.
>> +
>> +   #. Add the SUT user to the sudo group with:
>> +
>> +   .. code-block:: console
>> +
>> +      sudo usermod -aG sudo <sut_user>
>>
>>  Running DTS
>>  -----------
>> @@ -151,7 +171,8 @@ which is a template that illustrates what can be
>> configured in DTS:
>>       :start-at: executions:
>>
>>
>> -The user must be root or any other user with prompt starting with ``#``.
>> +The user must have :ref:`administrator privileges <sut_admin_user>`
>> +which don't require password authentication.
>>  The other fields are mostly self-explanatory
>>  and documented in more detail in
>> ``dts/framework/config/conf_yaml_schema.json``.
>>
>> diff --git a/dts/conf.yaml b/dts/conf.yaml
>> index a9bd8a3ecf..129801d87c 100644
>> --- a/dts/conf.yaml
>> +++ b/dts/conf.yaml
>> @@ -16,7 +16,7 @@ executions:
>>  nodes:
>>    - name: "SUT 1"
>>      hostname: sut1.change.me.localhost
>> -    user: root
>> +    user: dtsuser
>>      arch: x86_64
>>      os: linux
>>      lcores: ""
>> diff --git a/dts/framework/exception.py b/dts/framework/exception.py
>> index ca353d98fc..44ff4e979a 100644
>> --- a/dts/framework/exception.py
>> +++ b/dts/framework/exception.py
>> @@ -62,13 +62,19 @@ class SSHConnectionError(DTSError):
>>      """
>>
>>      host: str
>> +    errors: list[str]
>>      severity: ClassVar[ErrorSeverity] = ErrorSeverity.SSH_ERR
>>
>> -    def __init__(self, host: str):
>> +    def __init__(self, host: str, errors: list[str] | None = None):
>>          self.host = host
>> +        self.errors = [] if errors is None else errors
>>
>>      def __str__(self) -> str:
>> -        return f"Error trying to connect with {self.host}"
>> +        message = f"Error trying to connect with {self.host}."
>> +        if self.errors:
>> +            message += f" Errors encountered while retrying: {',
>> '.join(self.errors)}"
>> +
>> +        return message
>>
>>
>>  class SSHSessionDeadError(DTSError):
>> diff --git a/dts/framework/remote_session/linux_session.py
>> b/dts/framework/remote_session/linux_session.py
>> index a1e3bc3a92..f13f399121 100644
>> --- a/dts/framework/remote_session/linux_session.py
>> +++ b/dts/framework/remote_session/linux_session.py
>> @@ -14,10 +14,11 @@ class LinuxSession(PosixSession):
>>      The implementation of non-Posix compliant parts of Linux remote
>> sessions.
>>      """
>>
>> +    def _get_privileged_command(self, command: str) -> str:
>> +        return f"sudo -- sh -c '{command}'"
>> +
>>      def get_remote_cpus(self, use_first_core: bool) -> list[LogicalCore]:
>> -        cpu_info = self.remote_session.send_command(
>> -            "lscpu -p=CPU,CORE,SOCKET,NODE|grep -v \\#"
>> -        ).stdout
>> +        cpu_info = self.send_command("lscpu -p=CPU,CORE,SOCKET,NODE|grep
>> -v \\#").stdout
>>          lcores = []
>>          for cpu_line in cpu_info.splitlines():
>>              lcore, core, socket, node = map(int, cpu_line.split(","))
>> @@ -45,20 +46,20 @@ def setup_hugepages(self, hugepage_amount: int,
>> force_first_numa: bool) -> None:
>>          self._mount_huge_pages()
>>
>>      def _get_hugepage_size(self) -> int:
>> -        hugepage_size = self.remote_session.send_command(
>> +        hugepage_size = self.send_command(
>>              "awk '/Hugepagesize/ {print $2}' /proc/meminfo"
>>          ).stdout
>>          return int(hugepage_size)
>>
>>      def _get_hugepages_total(self) -> int:
>> -        hugepages_total = self.remote_session.send_command(
>> +        hugepages_total = self.send_command(
>>              "awk '/HugePages_Total/ { print $2 }' /proc/meminfo"
>>          ).stdout
>>          return int(hugepages_total)
>>
>>      def _get_numa_nodes(self) -> list[int]:
>>          try:
>> -            numa_count = self.remote_session.send_command(
>> +            numa_count = self.send_command(
>>                  "cat /sys/devices/system/node/online", verify=True
>>              ).stdout
>>              numa_range = expand_range(numa_count)
>> @@ -70,14 +71,12 @@ def _get_numa_nodes(self) -> list[int]:
>>      def _mount_huge_pages(self) -> None:
>>          self._logger.info("Re-mounting Hugepages.")
>>          hugapge_fs_cmd = "awk '/hugetlbfs/ { print $2 }' /proc/mounts"
>> -        self.remote_session.send_command(f"umount $({hugapge_fs_cmd})")
>> -        result = self.remote_session.send_command(hugapge_fs_cmd)
>> +        self.send_command(f"umount $({hugapge_fs_cmd})")
>> +        result = self.send_command(hugapge_fs_cmd)
>>          if result.stdout == "":
>>              remote_mount_path = "/mnt/huge"
>> -            self.remote_session.send_command(f"mkdir -p
>> {remote_mount_path}")
>> -            self.remote_session.send_command(
>> -                f"mount -t hugetlbfs nodev {remote_mount_path}"
>> -            )
>> +            self.send_command(f"mkdir -p {remote_mount_path}")
>> +            self.send_command(f"mount -t hugetlbfs nodev
>> {remote_mount_path}")
>>
>>      def _supports_numa(self) -> bool:
>>          # the system supports numa if self._numa_nodes is non-empty and
>> there are more
>> @@ -94,14 +93,12 @@ def _configure_huge_pages(
>>          )
>>          if force_first_numa and self._supports_numa():
>>              # clear non-numa hugepages
>> -            self.remote_session.send_command(
>> -                f"echo 0 | sudo tee {hugepage_config_path}"
>> -            )
>> +            self.send_command(f"echo 0 | tee {hugepage_config_path}",
>> privileged=True)
>>              hugepage_config_path = (
>>
>>  f"/sys/devices/system/node/node{self._numa_nodes[0]}/hugepages"
>>                  f"/hugepages-{size}kB/nr_hugepages"
>>              )
>>
>> -        self.remote_session.send_command(
>> -            f"echo {amount} | sudo tee {hugepage_config_path}"
>> +        self.send_command(
>> +            f"echo {amount} | tee {hugepage_config_path}",
>> privileged=True
>>          )
>> diff --git a/dts/framework/remote_session/os_session.py
>> b/dts/framework/remote_session/os_session.py
>> index 4c48ae2567..bfd70bd480 100644
>> --- a/dts/framework/remote_session/os_session.py
>> +++ b/dts/framework/remote_session/os_session.py
>> @@ -10,7 +10,7 @@
>>  from framework.logger import DTSLOG
>>  from framework.settings import SETTINGS
>>  from framework.testbed_model import LogicalCore
>> -from framework.utils import EnvVarsDict, MesonArgs
>> +from framework.utils import MesonArgs
>>
>>  from .remote import CommandResult, RemoteSession, create_remote_session
>>
>> @@ -53,17 +53,32 @@ def is_alive(self) -> bool:
>>      def send_command(
>>          self,
>>          command: str,
>> -        timeout: float,
>> +        timeout: float = SETTINGS.timeout,
>> +        privileged: bool = False,
>>          verify: bool = False,
>> -        env: EnvVarsDict | None = None,
>> +        env: dict | None = None,
>>      ) -> CommandResult:
>>          """
>>          An all-purpose API in case the command to be executed is already
>>          OS-agnostic, such as when the path to the executed command has
>> been
>>          constructed beforehand.
>>          """
>> +        if privileged:
>> +            command = self._get_privileged_command(command)
>> +
>>          return self.remote_session.send_command(command, timeout,
>> verify, env)
>>
>> +    @abstractmethod
>> +    def _get_privileged_command(self, command: str) -> str:
>> +        """Modify the command so that it executes with administrative
>> privileges.
>> +
>> +        Args:
>> +            command: The command to modify.
>> +
>> +        Returns:
>> +            The modified command that executes with administrative
>> privileges.
>> +        """
>> +
>>      @abstractmethod
>>      def guess_dpdk_remote_dir(self, remote_dir) -> PurePath:
>>          """
>> @@ -90,17 +105,35 @@ def join_remote_path(self, *args: str | PurePath) ->
>> PurePath:
>>          """
>>
>>      @abstractmethod
>> -    def copy_file(
>> +    def copy_from(
>>          self,
>>          source_file: str | PurePath,
>>          destination_file: str | PurePath,
>> -        source_remote: bool = False,
>>      ) -> None:
>> +        """Copy a file from the remote Node to the local filesystem.
>> +
>> +        Copy source_file from the remote Node associated with this remote
>> +        session to destination_file on the local filesystem.
>> +
>> +        Args:
>> +            source_file: the file on the remote Node.
>> +            destination_file: a file or directory path on the local
>> filesystem.
>>          """
>> +
>> +    @abstractmethod
>> +    def copy_to(
>> +        self,
>> +        source_file: str | PurePath,
>> +        destination_file: str | PurePath,
>> +    ) -> None:
>> +        """Copy a file from local filesystem to the remote Node.
>> +
>>          Copy source_file from local filesystem to destination_file
>> -        on the remote Node associated with the remote session.
>> -        If source_remote is True, reverse the direction - copy
>> source_file from the
>> -        associated remote Node to destination_file on local storage.
>> +        on the remote Node associated with this remote session.
>> +
>> +        Args:
>> +            source_file: the file on the local filesystem.
>> +            destination_file: a file or directory path on the remote
>> Node.
>>          """
>>
>>      @abstractmethod
>> @@ -128,7 +161,7 @@ def extract_remote_tarball(
>>      @abstractmethod
>>      def build_dpdk(
>>          self,
>> -        env_vars: EnvVarsDict,
>> +        env_vars: dict,
>>          meson_args: MesonArgs,
>>          remote_dpdk_dir: str | PurePath,
>>          remote_dpdk_build_dir: str | PurePath,
>> diff --git a/dts/framework/remote_session/posix_session.py
>> b/dts/framework/remote_session/posix_session.py
>> index d38062e8d6..8ca0acb429 100644
>> --- a/dts/framework/remote_session/posix_session.py
>> +++ b/dts/framework/remote_session/posix_session.py
>> @@ -9,7 +9,7 @@
>>  from framework.config import Architecture
>>  from framework.exception import DPDKBuildError,
>> RemoteCommandExecutionError
>>  from framework.settings import SETTINGS
>> -from framework.utils import EnvVarsDict, MesonArgs
>> +from framework.utils import MesonArgs
>>
>>  from .os_session import OSSession
>>
>> @@ -34,7 +34,7 @@ def combine_short_options(**opts: bool) -> str:
>>
>>      def guess_dpdk_remote_dir(self, remote_dir) -> PurePosixPath:
>>          remote_guess = self.join_remote_path(remote_dir, "dpdk-*")
>> -        result = self.remote_session.send_command(f"ls -d {remote_guess}
>> | tail -1")
>> +        result = self.send_command(f"ls -d {remote_guess} | tail -1")
>>          return PurePosixPath(result.stdout)
>>
>>      def get_remote_tmp_dir(self) -> PurePosixPath:
>> @@ -48,7 +48,7 @@ def get_dpdk_build_env_vars(self, arch: Architecture)
>> -> dict:
>>          env_vars = {}
>>          if arch == Architecture.i686:
>>              # find the pkg-config path and store it in PKG_CONFIG_LIBDIR
>> -            out = self.remote_session.send_command("find /usr -type d
>> -name pkgconfig")
>> +            out = self.send_command("find /usr -type d -name pkgconfig")
>>              pkg_path = ""
>>              res_path = out.stdout.split("\r\n")
>>              for cur_path in res_path:
>> @@ -65,13 +65,19 @@ def get_dpdk_build_env_vars(self, arch: Architecture)
>> -> dict:
>>      def join_remote_path(self, *args: str | PurePath) -> PurePosixPath:
>>          return PurePosixPath(*args)
>>
>> -    def copy_file(
>> +    def copy_from(
>>          self,
>>          source_file: str | PurePath,
>>          destination_file: str | PurePath,
>> -        source_remote: bool = False,
>>      ) -> None:
>> -        self.remote_session.copy_file(source_file, destination_file,
>> source_remote)
>> +        self.remote_session.copy_from(source_file, destination_file)
>> +
>> +    def copy_to(
>> +        self,
>> +        source_file: str | PurePath,
>> +        destination_file: str | PurePath,
>> +    ) -> None:
>> +        self.remote_session.copy_to(source_file, destination_file)
>>
>>      def remove_remote_dir(
>>          self,
>> @@ -80,24 +86,24 @@ def remove_remote_dir(
>>          force: bool = True,
>>      ) -> None:
>>          opts = PosixSession.combine_short_options(r=recursive, f=force)
>> -        self.remote_session.send_command(f"rm{opts} {remote_dir_path}")
>> +        self.send_command(f"rm{opts} {remote_dir_path}")
>>
>>      def extract_remote_tarball(
>>          self,
>>          remote_tarball_path: str | PurePath,
>>          expected_dir: str | PurePath | None = None,
>>      ) -> None:
>> -        self.remote_session.send_command(
>> +        self.send_command(
>>              f"tar xfm {remote_tarball_path} "
>>              f"-C {PurePosixPath(remote_tarball_path).parent}",
>>              60,
>>          )
>>          if expected_dir:
>> -            self.remote_session.send_command(f"ls {expected_dir}",
>> verify=True)
>> +            self.send_command(f"ls {expected_dir}", verify=True)
>>
>>      def build_dpdk(
>>          self,
>> -        env_vars: EnvVarsDict,
>> +        env_vars: dict,
>>          meson_args: MesonArgs,
>>          remote_dpdk_dir: str | PurePath,
>>          remote_dpdk_build_dir: str | PurePath,
>> @@ -108,7 +114,7 @@ def build_dpdk(
>>              if rebuild:
>>                  # reconfigure, then build
>>                  self._logger.info("Reconfiguring DPDK build.")
>> -                self.remote_session.send_command(
>> +                self.send_command(
>>                      f"meson configure {meson_args}
>> {remote_dpdk_build_dir}",
>>                      timeout,
>>                      verify=True,
>> @@ -118,7 +124,7 @@ def build_dpdk(
>>                  # fresh build - remove target dir first, then build from
>> scratch
>>                  self._logger.info("Configuring DPDK build from
>> scratch.")
>>                  self.remove_remote_dir(remote_dpdk_build_dir)
>> -                self.remote_session.send_command(
>> +                self.send_command(
>>                      f"meson setup "
>>                      f"{meson_args} {remote_dpdk_dir}
>> {remote_dpdk_build_dir}",
>>                      timeout,
>> @@ -127,14 +133,14 @@ def build_dpdk(
>>                  )
>>
>>              self._logger.info("Building DPDK.")
>> -            self.remote_session.send_command(
>> +            self.send_command(
>>                  f"ninja -C {remote_dpdk_build_dir}", timeout,
>> verify=True, env=env_vars
>>              )
>>          except RemoteCommandExecutionError as e:
>>              raise DPDKBuildError(f"DPDK build failed when doing
>> '{e.command}'.")
>>
>>      def get_dpdk_version(self, build_dir: str | PurePath) -> str:
>> -        out = self.remote_session.send_command(
>> +        out = self.send_command(
>>              f"cat {self.join_remote_path(build_dir, 'VERSION')}",
>> verify=True
>>          )
>>          return out.stdout
>> @@ -146,7 +152,7 @@ def kill_cleanup_dpdk_apps(self, dpdk_prefix_list:
>> Iterable[str]) -> None:
>>              # kill and cleanup only if DPDK is running
>>              dpdk_pids = self._get_dpdk_pids(dpdk_runtime_dirs)
>>              for dpdk_pid in dpdk_pids:
>> -                self.remote_session.send_command(f"kill -9 {dpdk_pid}",
>> 20)
>> +                self.send_command(f"kill -9 {dpdk_pid}", 20)
>>              self._check_dpdk_hugepages(dpdk_runtime_dirs)
>>              self._remove_dpdk_runtime_dirs(dpdk_runtime_dirs)
>>
>> @@ -168,7 +174,7 @@ def _list_remote_dirs(self, remote_path: str |
>> PurePath) -> list[str] | None:
>>          Return a list of directories of the remote_dir.
>>          If remote_path doesn't exist, return None.
>>          """
>> -        out = self.remote_session.send_command(
>> +        out = self.send_command(
>>              f"ls -l {remote_path} | awk '/^d/ {{print $NF}}'"
>>          ).stdout
>>          if "No such file or directory" in out:
>> @@ -182,9 +188,7 @@ def _get_dpdk_pids(self, dpdk_runtime_dirs:
>> Iterable[str | PurePath]) -> list[in
>>          for dpdk_runtime_dir in dpdk_runtime_dirs:
>>              dpdk_config_file = PurePosixPath(dpdk_runtime_dir, "config")
>>              if self._remote_files_exists(dpdk_config_file):
>> -                out = self.remote_session.send_command(
>> -                    f"lsof -Fp {dpdk_config_file}"
>> -                ).stdout
>> +                out = self.send_command(f"lsof -Fp
>> {dpdk_config_file}").stdout
>>                  if out and "No such file or directory" not in out:
>>                      for out_line in out.splitlines():
>>                          match = re.match(pid_regex, out_line)
>> @@ -193,7 +197,7 @@ def _get_dpdk_pids(self, dpdk_runtime_dirs:
>> Iterable[str | PurePath]) -> list[in
>>          return pids
>>
>>      def _remote_files_exists(self, remote_path: PurePath) -> bool:
>> -        result = self.remote_session.send_command(f"test -e
>> {remote_path}")
>> +        result = self.send_command(f"test -e {remote_path}")
>>          return not result.return_code
>>
>>      def _check_dpdk_hugepages(
>> @@ -202,9 +206,7 @@ def _check_dpdk_hugepages(
>>          for dpdk_runtime_dir in dpdk_runtime_dirs:
>>              hugepage_info = PurePosixPath(dpdk_runtime_dir,
>> "hugepage_info")
>>              if self._remote_files_exists(hugepage_info):
>> -                out = self.remote_session.send_command(
>> -                    f"lsof -Fp {hugepage_info}"
>> -                ).stdout
>> +                out = self.send_command(f"lsof -Fp
>> {hugepage_info}").stdout
>>                  if out and "No such file or directory" not in out:
>>                      self._logger.warning("Some DPDK processes did not
>> free hugepages.")
>>
>>  self._logger.warning("*******************************************")
>> diff --git a/dts/framework/remote_session/remote/remote_session.py
>> b/dts/framework/remote_session/remote/remote_session.py
>> index 91dee3cb4f..0647d93de4 100644
>> --- a/dts/framework/remote_session/remote/remote_session.py
>> +++ b/dts/framework/remote_session/remote/remote_session.py
>> @@ -11,7 +11,6 @@
>>  from framework.exception import RemoteCommandExecutionError
>>  from framework.logger import DTSLOG
>>  from framework.settings import SETTINGS
>> -from framework.utils import EnvVarsDict
>>
>>
>>  @dataclasses.dataclass(slots=True, frozen=True)
>> @@ -89,7 +88,7 @@ def send_command(
>>          command: str,
>>          timeout: float = SETTINGS.timeout,
>>          verify: bool = False,
>> -        env: EnvVarsDict | None = None,
>> +        env: dict | None = None,
>>      ) -> CommandResult:
>>          """
>>          Send a command to the connected node using optional env vars
>> @@ -114,7 +113,7 @@ def send_command(
>>
>>      @abstractmethod
>>      def _send_command(
>> -        self, command: str, timeout: float, env: EnvVarsDict | None
>> +        self, command: str, timeout: float, env: dict | None
>>      ) -> CommandResult:
>>          """
>>          Use the underlying protocol to execute the command using
>> optional env vars
>> @@ -141,15 +140,33 @@ def is_alive(self) -> bool:
>>          """
>>
>>      @abstractmethod
>> -    def copy_file(
>> +    def copy_from(
>>          self,
>>          source_file: str | PurePath,
>>          destination_file: str | PurePath,
>> -        source_remote: bool = False,
>>      ) -> None:
>> +        """Copy a file from the remote Node to the local filesystem.
>> +
>> +        Copy source_file from the remote Node associated with this remote
>> +        session to destination_file on the local filesystem.
>> +
>> +        Args:
>> +            source_file: the file on the remote Node.
>> +            destination_file: a file or directory path on the local
>> filesystem.
>>          """
>> -        Copy source_file from local filesystem to destination_file on
>> the remote Node
>> -        associated with the remote session.
>> -        If source_remote is True, reverse the direction - copy
>> source_file from the
>> -        associated Node to destination_file on local filesystem.
>> +
>> +    @abstractmethod
>> +    def copy_to(
>> +        self,
>> +        source_file: str | PurePath,
>> +        destination_file: str | PurePath,
>> +    ) -> None:
>> +        """Copy a file from local filesystem to the remote Node.
>> +
>> +        Copy source_file from local filesystem to destination_file
>> +        on the remote Node associated with this remote session.
>> +
>> +        Args:
>> +            source_file: the file on the local filesystem.
>> +            destination_file: a file or directory path on the remote
>> Node.
>>          """
>> diff --git a/dts/framework/remote_session/remote/ssh_session.py
>> b/dts/framework/remote_session/remote/ssh_session.py
>> index 42ff9498a2..8d127f1601 100644
>> --- a/dts/framework/remote_session/remote/ssh_session.py
>> +++ b/dts/framework/remote_session/remote/ssh_session.py
>> @@ -1,29 +1,49 @@
>>  # SPDX-License-Identifier: BSD-3-Clause
>> -# Copyright(c) 2010-2014 Intel Corporation
>> -# Copyright(c) 2022-2023 PANTHEON.tech s.r.o.
>> -# Copyright(c) 2022-2023 University of New Hampshire
>> +# Copyright(c) 2023 PANTHEON.tech s.r.o.
>>
>> -import time
>> +import socket
>> +import traceback
>>  from pathlib import PurePath
>>
>> -import pexpect  # type: ignore
>> -from pexpect import pxssh  # type: ignore
>> +from fabric import Connection  # type: ignore[import]
>> +from invoke.exceptions import (  # type: ignore[import]
>> +    CommandTimedOut,
>> +    ThreadException,
>> +    UnexpectedExit,
>> +)
>> +from paramiko.ssh_exception import (  # type: ignore[import]
>> +    AuthenticationException,
>> +    BadHostKeyException,
>> +    NoValidConnectionsError,
>> +    SSHException,
>> +)
>>
>>  from framework.config import NodeConfiguration
>>  from framework.exception import SSHConnectionError, SSHSessionDeadError,
>> SSHTimeoutError
>>  from framework.logger import DTSLOG
>> -from framework.utils import GREEN, RED, EnvVarsDict
>>
>>  from .remote_session import CommandResult, RemoteSession
>>
>>
>>  class SSHSession(RemoteSession):
>> -    """
>> -    Module for creating Pexpect SSH remote sessions.
>> +    """A persistent SSH connection to a remote Node.
>> +
>> +    The connection is implemented with the Fabric Python library.
>> +
>> +    Args:
>> +        node_config: The configuration of the Node to connect to.
>> +        session_name: The name of the session.
>> +        logger: The logger used for logging.
>> +            This should be passed from the parent OSSession.
>> +
>> +    Attributes:
>> +        session: The underlying Fabric SSH connection.
>> +
>> +    Raises:
>> +        SSHConnectionError: The connection cannot be established.
>>      """
>>
>> -    session: pxssh.pxssh
>> -    magic_prompt: str
>> +    session: Connection
>>
>>      def __init__(
>>          self,
>> @@ -31,218 +51,91 @@ def __init__(
>>          session_name: str,
>>          logger: DTSLOG,
>>      ):
>> -        self.magic_prompt = "MAGIC PROMPT"
>>          super(SSHSession, self).__init__(node_config, session_name,
>> logger)
>>
>>      def _connect(self) -> None:
>> -        """
>> -        Create connection to assigned node.
>> -        """
>> +        errors = []
>>          retry_attempts = 10
>>          login_timeout = 20 if self.port else 10
>> -        password_regex = (
>> -            r"(?i)(?:password:)|(?:passphrase for key)|(?i)(password for
>> .+:)"
>> -        )
>> -        try:
>> -            for retry_attempt in range(retry_attempts):
>> -                self.session = pxssh.pxssh(encoding="utf-8")
>> -                try:
>> -                    self.session.login(
>> -                        self.ip,
>> -                        self.username,
>> -                        self.password,
>> -                        original_prompt="[$#>]",
>> -                        port=self.port,
>> -                        login_timeout=login_timeout,
>> -                        password_regex=password_regex,
>> -                    )
>> -                    break
>> -                except Exception as e:
>> -                    self._logger.warning(e)
>> -                    time.sleep(2)
>> -                    self._logger.info(
>> -                        f"Retrying connection: retry number
>> {retry_attempt + 1}."
>> -                    )
>> -            else:
>> -                raise Exception(f"Connection to {self.hostname} failed")
>> -
>> -            self.send_expect("stty -echo", "#")
>> -            self.send_expect("stty columns 1000", "#")
>> -            self.send_expect("bind 'set enable-bracketed-paste off'",
>> "#")
>> -        except Exception as e:
>> -            self._logger.error(RED(str(e)))
>> -            if getattr(self, "port", None):
>> -                suggestion = (
>> -                    f"\nSuggestion: Check if the firewall on
>> {self.hostname} is "
>> -                    f"stopped.\n"
>> +        for retry_attempt in range(retry_attempts):
>> +            try:
>> +                self.session = Connection(
>> +                    self.ip,
>> +                    user=self.username,
>> +                    port=self.port,
>> +                    connect_kwargs={"password": self.password},
>> +                    connect_timeout=login_timeout,
>>                  )
>> -                self._logger.info(GREEN(suggestion))
>> -
>> -            raise SSHConnectionError(self.hostname)
>> +                self.session.open()
>>
>> -    def send_expect(
>> -        self, command: str, prompt: str, timeout: float = 15, verify:
>> bool = False
>> -    ) -> str | int:
>> -        try:
>> -            ret = self.send_expect_base(command, prompt, timeout)
>> -            if verify:
>> -                ret_status = self.send_expect_base("echo $?", prompt,
>> timeout)
>> -                try:
>> -                    retval = int(ret_status)
>> -                    if retval:
>> -                        self._logger.error(f"Command: {command}
>> failure!")
>> -                        self._logger.error(ret)
>> -                        return retval
>> -                    else:
>> -                        return ret
>> -                except ValueError:
>> -                    return ret
>> -            else:
>> -                return ret
>> -        except Exception as e:
>> -            self._logger.error(
>> -                f"Exception happened in [{command}] and output is "
>> -                f"[{self._get_output()}]"
>> -            )
>> -            raise e
>> -
>> -    def send_expect_base(self, command: str, prompt: str, timeout:
>> float) -> str:
>> -        self._clean_session()
>> -        original_prompt = self.session.PROMPT
>> -        self.session.PROMPT = prompt
>> -        self._send_line(command)
>> -        self._prompt(command, timeout)
>> -
>> -        before = self._get_output()
>> -        self.session.PROMPT = original_prompt
>> -        return before
>> -
>> -    def _clean_session(self) -> None:
>> -        self.session.PROMPT = self.magic_prompt
>> -        self.get_output(timeout=0.01)
>> -        self.session.PROMPT = self.session.UNIQUE_PROMPT
>> -
>> -    def _send_line(self, command: str) -> None:
>> -        if not self.is_alive():
>> -            raise SSHSessionDeadError(self.hostname)
>> -        if len(command) == 2 and command.startswith("^"):
>> -            self.session.sendcontrol(command[1])
>> -        else:
>> -            self.session.sendline(command)
>> +            except (ValueError, BadHostKeyException,
>> AuthenticationException) as e:
>> +                self._logger.exception(e)
>> +                raise SSHConnectionError(self.hostname) from e
>>
>> -    def _prompt(self, command: str, timeout: float) -> None:
>> -        if not self.session.prompt(timeout):
>> -            raise SSHTimeoutError(command, self._get_output()) from None
>> +            except (NoValidConnectionsError, socket.error, SSHException)
>> as e:
>> +                self._logger.debug(traceback.format_exc())
>> +                self._logger.warning(e)
>>
>> -    def get_output(self, timeout: float = 15) -> str:
>> -        """
>> -        Get all output before timeout
>> -        """
>> -        try:
>> -            self.session.prompt(timeout)
>> -        except Exception:
>> -            pass
>> -
>> -        before = self._get_output()
>> -        self._flush()
>> -
>> -        return before
>> +                error = repr(e)
>> +                if error not in errors:
>> +                    errors.append(error)
>>
>> -    def _get_output(self) -> str:
>> -        if not self.is_alive():
>> -            raise SSHSessionDeadError(self.hostname)
>> -        before = self.session.before.rsplit("\r\n", 1)[0]
>> -        if before == "[PEXPECT]":
>> -            return ""
>> -        return before
>> +                self._logger.info(
>> +                    f"Retrying connection: retry number {retry_attempt +
>> 1}."
>> +                )
>>
>> -    def _flush(self) -> None:
>> -        """
>> -        Clear all session buffer
>> -        """
>> -        self.session.buffer = ""
>> -        self.session.before = ""
>> +            else:
>> +                break
>> +        else:
>> +            raise SSHConnectionError(self.hostname, errors)
>>
>>      def is_alive(self) -> bool:
>> -        return self.session.isalive()
>> +        return self.session.is_connected
>>
>>      def _send_command(
>> -        self, command: str, timeout: float, env: EnvVarsDict | None
>> +        self, command: str, timeout: float, env: dict | None
>>      ) -> CommandResult:
>> -        output = self._send_command_get_output(command, timeout, env)
>> -        return_code = int(self._send_command_get_output("echo $?",
>> timeout, None))
>> +        """Send a command and return the result of the execution.
>>
>> -        # we're capturing only stdout
>> -        return CommandResult(self.name, command, output, "",
>> return_code)
>> +        Args:
>> +            command: The command to execute.
>> +            timeout: Wait at most this many seconds for the execution to
>> complete.
>> +            env: Extra environment variables that will be used in
>> command execution.
>>
>> -    def _send_command_get_output(
>> -        self, command: str, timeout: float, env: EnvVarsDict | None
>> -    ) -> str:
>> +        Raises:
>> +            SSHSessionDeadError: The session died while executing the
>> command.
>> +            SSHTimeoutError: The command execution timed out.
>> +        """
>>          try:
>> -            self._clean_session()
>> -            if env:
>> -                command = f"{env} {command}"
>> -            self._send_line(command)
>> -        except Exception as e:
>> -            raise e
>> +            output = self.session.run(
>> +                command, env=env, warn=True, hide=True, timeout=timeout
>> +            )
>>
>> -        output = self.get_output(timeout=timeout)
>> -        self.session.PROMPT = self.session.UNIQUE_PROMPT
>> -        self.session.prompt(0.1)
>> +        except (UnexpectedExit, ThreadException) as e:
>> +            self._logger.exception(e)
>> +            raise SSHSessionDeadError(self.hostname) from e
>>
>> -        return output
>> +        except CommandTimedOut as e:
>> +            self._logger.exception(e)
>> +            raise SSHTimeoutError(command, e.result.stderr) from e
>>
>> -    def _close(self, force: bool = False) -> None:
>> -        if force is True:
>> -            self.session.close()
>> -        else:
>> -            if self.is_alive():
>> -                self.session.logout()
>> +        return CommandResult(
>> +            self.name, command, output.stdout, output.stderr,
>> output.return_code
>> +        )
>>
>> -    def copy_file(
>> +    def copy_from(
>>          self,
>>          source_file: str | PurePath,
>>          destination_file: str | PurePath,
>> -        source_remote: bool = False,
>>      ) -> None:
>> -        """
>> -        Send a local file to a remote host.
>> -        """
>> -        if source_remote:
>> -            source_file = f"{self.username}@{self.ip}:{source_file}"
>> -        else:
>> -            destination_file = f"{self.username}@
>> {self.ip}:{destination_file}"
>> +        self.session.get(str(destination_file), str(source_file))
>>
>> -        port = ""
>> -        if self.port:
>> -            port = f" -P {self.port}"
>> -
>> -        command = (
>> -            f"scp -v{port} -o NoHostAuthenticationForLocalhost=yes"
>> -            f" {source_file} {destination_file}"
>> -        )
>> -
>> -        self._spawn_scp(command)
>> +    def copy_to(
>> +        self,
>> +        source_file: str | PurePath,
>> +        destination_file: str | PurePath,
>> +    ) -> None:
>> +        self.session.put(str(source_file), str(destination_file))
>>
>> -    def _spawn_scp(self, scp_cmd: str) -> None:
>> -        """
>> -        Transfer a file with SCP
>> -        """
>> -        self._logger.info(scp_cmd)
>> -        p: pexpect.spawn = pexpect.spawn(scp_cmd)
>> -        time.sleep(0.5)
>> -        ssh_newkey: str = "Are you sure you want to continue connecting"
>> -        i: int = p.expect(
>> -            [ssh_newkey, "[pP]assword", "# ", pexpect.EOF,
>> pexpect.TIMEOUT], 120
>> -        )
>> -        if i == 0:  # add once in trust list
>> -            p.sendline("yes")
>> -            i = p.expect([ssh_newkey, "[pP]assword", pexpect.EOF], 2)
>> -
>> -        if i == 1:
>> -            time.sleep(0.5)
>> -            p.sendline(self.password)
>> -            p.expect("Exit status 0", 60)
>> -        if i == 4:
>> -            self._logger.error("SCP TIMEOUT error %d" % i)
>> -        p.close()
>> +    def _close(self, force: bool = False) -> None:
>> +        self.session.close()
>> diff --git a/dts/framework/testbed_model/sut_node.py
>> b/dts/framework/testbed_model/sut_node.py
>> index 2b2b50d982..9dbc390848 100644
>> --- a/dts/framework/testbed_model/sut_node.py
>> +++ b/dts/framework/testbed_model/sut_node.py
>> @@ -10,7 +10,7 @@
>>  from framework.config import BuildTargetConfiguration, NodeConfiguration
>>  from framework.remote_session import CommandResult, OSSession
>>  from framework.settings import SETTINGS
>> -from framework.utils import EnvVarsDict, MesonArgs
>> +from framework.utils import MesonArgs
>>
>>  from .hw import LogicalCoreCount, LogicalCoreList, VirtualDevice
>>  from .node import Node
>> @@ -27,7 +27,7 @@ class SutNode(Node):
>>      _dpdk_prefix_list: list[str]
>>      _dpdk_timestamp: str
>>      _build_target_config: BuildTargetConfiguration | None
>> -    _env_vars: EnvVarsDict
>> +    _env_vars: dict
>>      _remote_tmp_dir: PurePath
>>      __remote_dpdk_dir: PurePath | None
>>      _dpdk_version: str | None
>> @@ -38,7 +38,7 @@ def __init__(self, node_config: NodeConfiguration):
>>          super(SutNode, self).__init__(node_config)
>>          self._dpdk_prefix_list = []
>>          self._build_target_config = None
>> -        self._env_vars = EnvVarsDict()
>> +        self._env_vars = {}
>>          self._remote_tmp_dir = self.main_session.get_remote_tmp_dir()
>>          self.__remote_dpdk_dir = None
>>          self._dpdk_version = None
>> @@ -94,7 +94,7 @@ def _configure_build_target(
>>          """
>>          Populate common environment variables and set build target
>> config.
>>          """
>> -        self._env_vars = EnvVarsDict()
>> +        self._env_vars = {}
>>          self._build_target_config = build_target_config
>>          self._env_vars.update(
>>
>>  self.main_session.get_dpdk_build_env_vars(build_target_config.arch)
>> @@ -112,7 +112,7 @@ def _copy_dpdk_tarball(self) -> None:
>>          Copy to and extract DPDK tarball on the SUT node.
>>          """
>>          self._logger.info("Copying DPDK tarball to SUT.")
>> -        self.main_session.copy_file(SETTINGS.dpdk_tarball_path,
>> self._remote_tmp_dir)
>> +        self.main_session.copy_to(SETTINGS.dpdk_tarball_path,
>> self._remote_tmp_dir)
>>
>>          # construct remote tarball path
>>          # the basename is the same on local host and on remote Node
>> @@ -259,7 +259,7 @@ def run_dpdk_app(
>>          Run DPDK application on the remote node.
>>          """
>>          return self.main_session.send_command(
>> -            f"{app_path} {eal_args}", timeout, verify=True
>> +            f"{app_path} {eal_args}", timeout, privileged=True,
>> verify=True
>>          )
>>
>>
>> diff --git a/dts/framework/utils.py b/dts/framework/utils.py
>> index 55e0b0ef0e..8cfbc6a29d 100644
>> --- a/dts/framework/utils.py
>> +++ b/dts/framework/utils.py
>> @@ -42,19 +42,10 @@ def expand_range(range_str: str) -> list[int]:
>>      return expanded_range
>>
>>
>> -def GREEN(text: str) -> str:
>> -    return f"\u001B[32;1m{str(text)}\u001B[0m"
>> -
>> -
>>  def RED(text: str) -> str:
>>      return f"\u001B[31;1m{str(text)}\u001B[0m"
>>
>>
>> -class EnvVarsDict(dict):
>> -    def __str__(self) -> str:
>> -        return " ".join(["=".join(item) for item in self.items()])
>> -
>> -
>>  class MesonArgs(object):
>>      """
>>      Aggregate the arguments needed to build DPDK:
>> diff --git a/dts/poetry.lock b/dts/poetry.lock
>> index 0b2a007d4d..2438f337cd 100644
>> --- a/dts/poetry.lock
>> +++ b/dts/poetry.lock
>> @@ -12,6 +12,18 @@ docs = ["furo", "sphinx", "zope.interface",
>> "sphinx-notfound-page"]
>>  tests = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest
>> (>=4.3.0)", "mypy (>=0.900,!=0.940)", "pytest-mypy-plugins",
>> "zope.interface", "cloudpickle"]
>>  tests_no_zope = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler",
>> "pytest (>=4.3.0)", "mypy (>=0.900,!=0.940)", "pytest-mypy-plugins",
>> "cloudpickle"]
>>
>> +[[package]]
>> +name = "bcrypt"
>> +version = "4.0.1"
>> +description = "Modern password hashing for your software and your
>> servers"
>> +category = "main"
>> +optional = false
>> +python-versions = ">=3.6"
>> +
>> +[package.extras]
>> +tests = ["pytest (>=3.2.1,!=3.3.0)"]
>> +typecheck = ["mypy"]
>> +
>>  [[package]]
>>  name = "black"
>>  version = "22.10.0"
>> @@ -33,6 +45,17 @@ d = ["aiohttp (>=3.7.4)"]
>>  jupyter = ["ipython (>=7.8.0)", "tokenize-rt (>=3.2.0)"]
>>  uvloop = ["uvloop (>=0.15.2)"]
>>
>> +[[package]]
>> +name = "cffi"
>> +version = "1.15.1"
>> +description = "Foreign Function Interface for Python calling C code."
>> +category = "main"
>> +optional = false
>> +python-versions = "*"
>> +
>> +[package.dependencies]
>> +pycparser = "*"
>> +
>>  [[package]]
>>  name = "click"
>>  version = "8.1.3"
>> @@ -52,6 +75,52 @@ category = "dev"
>>  optional = false
>>  python-versions =
>> "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*,>=2.7"
>>
>> +[[package]]
>> +name = "cryptography"
>> +version = "40.0.2"
>> +description = "cryptography is a package which provides cryptographic
>> recipes and primitives to Python developers."
>> +category = "main"
>> +optional = false
>> +python-versions = ">=3.6"
>> +
>> +[package.dependencies]
>> +cffi = ">=1.12"
>> +
>> +[package.extras]
>> +docs = ["sphinx (>=5.3.0)", "sphinx-rtd-theme (>=1.1.1)"]
>> +docstest = ["pyenchant (>=1.6.11)", "twine (>=1.12.0)",
>> "sphinxcontrib-spelling (>=4.0.1)"]
>> +pep8test = ["black", "ruff", "mypy", "check-manifest"]
>> +sdist = ["setuptools-rust (>=0.11.4)"]
>> +ssh = ["bcrypt (>=3.1.5)"]
>> +test = ["pytest (>=6.2.0)", "pytest-shard (>=0.1.2)",
>> "pytest-benchmark", "pytest-cov", "pytest-subtests", "pytest-xdist",
>> "pretend", "iso8601"]
>> +test-randomorder = ["pytest-randomly"]
>> +tox = ["tox"]
>> +
>> +[[package]]
>> +name = "fabric"
>> +version = "2.7.1"
>> +description = "High level SSH command execution"
>> +category = "main"
>> +optional = false
>> +python-versions = "*"
>> +
>> +[package.dependencies]
>> +invoke = ">=1.3,<2.0"
>> +paramiko = ">=2.4"
>> +pathlib2 = "*"
>> +
>> +[package.extras]
>> +pytest = ["mock (>=2.0.0,<3.0)", "pytest (>=3.2.5,<4.0)"]
>> +testing = ["mock (>=2.0.0,<3.0)"]
>> +
>> +[[package]]
>> +name = "invoke"
>> +version = "1.7.3"
>> +description = "Pythonic task execution"
>> +category = "main"
>> +optional = false
>> +python-versions = "*"
>> +
>>  [[package]]
>>  name = "isort"
>>  version = "5.10.1"
>> @@ -136,23 +205,41 @@ optional = false
>>  python-versions = "*"
>>
>>  [[package]]
>> -name = "pathspec"
>> -version = "0.10.1"
>> -description = "Utility library for gitignore style pattern matching of
>> file paths."
>> -category = "dev"
>> +name = "paramiko"
>> +version = "3.1.0"
>> +description = "SSH2 protocol library"
>> +category = "main"
>>  optional = false
>> -python-versions = ">=3.7"
>> +python-versions = ">=3.6"
>> +
>> +[package.dependencies]
>> +bcrypt = ">=3.2"
>> +cryptography = ">=3.3"
>> +pynacl = ">=1.5"
>> +
>> +[package.extras]
>> +all = ["pyasn1 (>=0.1.7)", "invoke (>=2.0)", "gssapi (>=1.4.1)",
>> "pywin32 (>=2.1.8)"]
>> +gssapi = ["pyasn1 (>=0.1.7)", "gssapi (>=1.4.1)", "pywin32 (>=2.1.8)"]
>> +invoke = ["invoke (>=2.0)"]
>>
>>  [[package]]
>> -name = "pexpect"
>> -version = "4.8.0"
>> -description = "Pexpect allows easy control of interactive console
>> applications."
>> +name = "pathlib2"
>> +version = "2.3.7.post1"
>> +description = "Object-oriented filesystem paths"
>>  category = "main"
>>  optional = false
>>  python-versions = "*"
>>
>>  [package.dependencies]
>> -ptyprocess = ">=0.5"
>> +six = "*"
>> +
>> +[[package]]
>> +name = "pathspec"
>> +version = "0.10.1"
>> +description = "Utility library for gitignore style pattern matching of
>> file paths."
>> +category = "dev"
>> +optional = false
>> +python-versions = ">=3.7"
>>
>>  [[package]]
>>  name = "platformdirs"
>> @@ -166,14 +253,6 @@ python-versions = ">=3.7"
>>  docs = ["furo (>=2021.7.5b38)", "proselint (>=0.10.2)",
>> "sphinx-autodoc-typehints (>=1.12)", "sphinx (>=4)"]
>>  test = ["appdirs (==1.4.4)", "pytest-cov (>=2.7)", "pytest-mock
>> (>=3.6)", "pytest (>=6)"]
>>
>> -[[package]]
>> -name = "ptyprocess"
>> -version = "0.7.0"
>> -description = "Run a subprocess in a pseudo terminal"
>> -category = "main"
>> -optional = false
>> -python-versions = "*"
>> -
>>  [[package]]
>>  name = "pycodestyle"
>>  version = "2.9.1"
>> @@ -182,6 +261,14 @@ category = "dev"
>>  optional = false
>>  python-versions = ">=3.6"
>>
>> +[[package]]
>> +name = "pycparser"
>> +version = "2.21"
>> +description = "C parser in Python"
>> +category = "main"
>> +optional = false
>> +python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
>> +
>>  [[package]]
>>  name = "pydocstyle"
>>  version = "6.1.1"
>> @@ -228,6 +315,21 @@ tests = ["pytest (>=7.1.2)", "pytest-mypy",
>> "eradicate (>=2.0.0)", "radon (>=5.1
>>  toml = ["toml (>=0.10.2)"]
>>  vulture = ["vulture"]
>>
>> +[[package]]
>> +name = "pynacl"
>> +version = "1.5.0"
>> +description = "Python binding to the Networking and Cryptography (NaCl)
>> library"
>> +category = "main"
>> +optional = false
>> +python-versions = ">=3.6"
>> +
>> +[package.dependencies]
>> +cffi = ">=1.4.1"
>> +
>> +[package.extras]
>> +docs = ["sphinx (>=1.6.5)", "sphinx-rtd-theme"]
>> +tests = ["pytest (>=3.2.1,!=3.3.0)", "hypothesis (>=3.27.0)"]
>> +
>>  [[package]]
>>  name = "pyrsistent"
>>  version = "0.19.1"
>> @@ -244,6 +346,14 @@ category = "main"
>>  optional = false
>>  python-versions = ">=3.6"
>>
>> +[[package]]
>> +name = "six"
>> +version = "1.16.0"
>> +description = "Python 2 and 3 compatibility utilities"
>> +category = "main"
>> +optional = false
>> +python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
>> +
>>  [[package]]
>>  name = "snowballstemmer"
>>  version = "2.2.0"
>> @@ -299,13 +409,18 @@ jsonschema = ">=4,<5"
>>  [metadata]
>>  lock-version = "1.1"
>>  python-versions = "^3.10"
>> -content-hash =
>> "a0f040b07fc6ce4deb0be078b9a88c2a465cb6bccb9e260a67e92c2403e2319f"
>> +content-hash =
>> "719c43bcaa5d181921debda884f8f714063df0b2336d61e9f64ecab034e8b139"
>>
>>  [metadata.files]
>>  attrs = []
>> +bcrypt = []
>>  black = []
>> +cffi = []
>>  click = []
>>  colorama = []
>> +cryptography = []
>> +fabric = []
>> +invoke = []
>>  isort = []
>>  jsonpatch = []
>>  jsonpointer = []
>> @@ -313,22 +428,22 @@ jsonschema = []
>>  mccabe = []
>>  mypy = []
>>  mypy-extensions = []
>> +paramiko = []
>> +pathlib2 = []
>>  pathspec = []
>> -pexpect = [
>> -    {file = "pexpect-4.8.0-py2.py3-none-any.whl", hash =
>> "sha256:0b48a55dcb3c05f3329815901ea4fc1537514d6ba867a152b581d69ae3710937"},
>> -    {file = "pexpect-4.8.0.tar.gz", hash =
>> "sha256:fc65a43959d153d0114afe13997d439c22823a27cefceb5ff35c2178c6784c0c"},
>> -]
>>  platformdirs = [
>>      {file = "platformdirs-2.5.2-py3-none-any.whl", hash =
>> "sha256:027d8e83a2d7de06bbac4e5ef7e023c02b863d7ea5d079477e722bb41ab25788"},
>>      {file = "platformdirs-2.5.2.tar.gz", hash =
>> "sha256:58c8abb07dcb441e6ee4b11d8df0ac856038f944ab98b7be6b27b2a3c7feef19"},
>>  ]
>> -ptyprocess = []
>>  pycodestyle = []
>> +pycparser = []
>>  pydocstyle = []
>>  pyflakes = []
>>  pylama = []
>> +pynacl = []
>>  pyrsistent = []
>>  pyyaml = []
>> +six = []
>>  snowballstemmer = []
>>  toml = []
>>  tomli = []
>> diff --git a/dts/pyproject.toml b/dts/pyproject.toml
>> index a136c91e5e..50bcdb327a 100644
>> --- a/dts/pyproject.toml
>> +++ b/dts/pyproject.toml
>> @@ -9,10 +9,10 @@ authors = ["Owen Hilyard <ohilyard@iol.unh.edu>", "
>> dts@dpdk.org"]
>>
>>  [tool.poetry.dependencies]
>>  python = "^3.10"
>> -pexpect = "^4.8.0"
>>  warlock = "^2.0.1"
>>  PyYAML = "^6.0"
>>  types-PyYAML = "^6.0.8"
>> +fabric = "^2.7.1"
>>
>>  [tool.poetry.dev-dependencies]
>>  mypy = "^0.961"
>> --
>> 2.34.1
>>
>>

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  reply	other threads:[~2023-07-05 19:59 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-03 11:46 [PATCH v1 1/2] dts: fabric requirements Juraj Linkeš
2023-04-03 11:46 ` [PATCH v1 2/2] dts: replace pexpect with fabric Juraj Linkeš
2023-04-24 13:35   ` [PATCH v2] " Juraj Linkeš
2023-04-28 19:03     ` Jeremy Spewock
2023-05-02 13:00       ` Juraj Linkeš
2023-05-03 17:54         ` Jeremy Spewock
2023-06-09  9:46     ` [PATCH v3] " Juraj Linkeš
2023-06-21 18:33       ` Jeremy Spewock
2023-07-05 19:59         ` Jeremy Spewock [this message]
2023-07-12 16:34         ` Thomas Monjalon
2023-07-09  1:45       ` Patrick Robb
2023-04-03 12:33 ` [PATCH v1 1/2] dts: fabric requirements Thomas Monjalon
2023-04-03 14:56   ` Juraj Linkeš
2023-04-03 15:17     ` Thomas Monjalon
2023-04-04 11:51       ` Juraj Linkeš
2023-04-11 14:48         ` Thomas Monjalon
2023-04-12 13:42           ` Juraj Linkeš
2023-04-12 15:24             ` Thomas Monjalon
2023-04-12 15:38               ` Honnappa Nagarahalli
2023-04-13  6:50                 ` Juraj Linkeš
2023-04-13  7:49                   ` Juraj Linkeš

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