mirror of
https://github.com/containers/podman.git
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44da01f45c
* Make endpoint compatibile with docker-py network expectations * Update specgen helper when called from compat endpoint * Update godoc on types * Add test for network/container create using docker-py method * Add syslog logging when DEBUG=1 for tests Fixes #8361 Signed-off-by: Jhon Honce <jhonce@redhat.com>
127 lines
4.1 KiB
Python
127 lines
4.1 KiB
Python
import configparser
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import json
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import os
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import shutil
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import subprocess
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import tempfile
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class Podman(object):
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"""
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Instances hold the configuration and setup for running podman commands
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"""
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def __init__(self):
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"""Initialize a Podman instance with global options"""
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binary = os.getenv("PODMAN", "bin/podman")
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self.cmd = [binary, "--storage-driver=vfs"]
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cgroupfs = os.getenv("CGROUP_MANAGER", "systemd")
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self.cmd.append(f"--cgroup-manager={cgroupfs}")
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if os.getenv("DEBUG"):
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self.cmd.append("--log-level=debug")
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self.cmd.append("--syslog=true")
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self.anchor_directory = tempfile.mkdtemp(prefix="podman_restapi_")
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self.cmd.append("--root=" + os.path.join(self.anchor_directory, "crio"))
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self.cmd.append("--runroot=" + os.path.join(self.anchor_directory, "crio-run"))
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os.environ["REGISTRIES_CONFIG_PATH"] = os.path.join(self.anchor_directory, "registry.conf")
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p = configparser.ConfigParser()
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p.read_dict(
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{
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"registries.search": {"registries": "['docker.io']"},
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"registries.insecure": {"registries": "[]"},
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"registries.block": {"registries": "[]"},
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}
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)
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with open(os.environ["REGISTRIES_CONFIG_PATH"], "w") as w:
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p.write(w)
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os.environ["CNI_CONFIG_PATH"] = os.path.join(self.anchor_directory, "cni", "net.d")
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os.makedirs(os.environ["CNI_CONFIG_PATH"], exist_ok=True)
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self.cmd.append("--cni-config-dir=" + os.environ["CNI_CONFIG_PATH"])
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cni_cfg = os.path.join(os.environ["CNI_CONFIG_PATH"], "87-podman-bridge.conflist")
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# json decoded and encoded to ensure legal json
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buf = json.loads(
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"""
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{
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"cniVersion": "0.3.0",
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"name": "podman",
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"plugins": [{
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"type": "bridge",
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"bridge": "cni0",
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"isGateway": true,
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"ipMasq": true,
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"ipam": {
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"type": "host-local",
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"subnet": "10.88.0.0/16",
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"routes": [{
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"dst": "0.0.0.0/0"
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}]
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}
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},
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{
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"type": "portmap",
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"capabilities": {
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"portMappings": true
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}
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}
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]
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}
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"""
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)
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with open(cni_cfg, "w") as w:
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json.dump(buf, w)
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def open(self, command, *args, **kwargs):
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"""Podman initialized instance to run a given command
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:param self: Podman instance
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:param command: podman sub-command to run
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:param args: arguments and options for command
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:param kwargs: See subprocess.Popen() for shell keyword
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:return: subprocess.Popen() instance configured to run podman instance
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"""
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cmd = self.cmd.copy()
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cmd.append(command)
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cmd.extend(args)
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shell = kwargs.get("shell", False)
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return subprocess.Popen(
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cmd,
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shell=shell,
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stdin=subprocess.DEVNULL,
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stdout=subprocess.DEVNULL,
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stderr=subprocess.DEVNULL,
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)
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def run(self, command, *args, **kwargs):
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"""Podman initialized instance to run a given command
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:param self: Podman instance
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:param command: podman sub-command to run
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:param args: arguments and options for command
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:param kwargs: See subprocess.Popen() for shell and check keywords
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:return: subprocess.Popen() instance configured to run podman instance
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"""
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cmd = self.cmd.copy()
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cmd.append(command)
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cmd.extend(args)
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check = kwargs.get("check", False)
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shell = kwargs.get("shell", False)
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return subprocess.run(
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cmd,
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shell=shell,
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check=check,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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)
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def tear_down(self):
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shutil.rmtree(self.anchor_directory, ignore_errors=True)
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