def stop_containers(imagename):
containernames = get_running_containers(imagename)
if len(containernames) > 0:
code, sout, serr = run.call( ["docker", "stop"] + containernames )
if code > 0:
common.fail("Error stopping container(s) !\n%s"%(sout))
code, sout, serr = run.call( ["docker", "update", "--restart=no"] + containernames )
def test_call_edai(self, edai_call):
# Set up
options = Namespace(edai_example=True)
# Execute
call(self.session, options)
# Verify
assert edai_call.call_count == 2
def test_call_api(self, api_call):
# Set up
options = Namespace(edai_example=False)
# Execute
call(self.session, options)
# Verify
assert api_call.call_count == 1
def image_exists(imagename):
# Searching by ID
res, sout, serr = run.call(["docker", "images", "--format", "{{.ID}}"], silent=True)
images = sout.strip().split(os.linesep)
if imagename in images:
return True
# Search by name
res, sout, serr = run.call(["docker", "images", "--format", "{{.ID}}", imagename], silent=True)
images = sout.strip().split(os.linesep)
common.remove_empty_strings(images)
if len(images) > 0:
return True
return False
def list_on_image(imagename, category):
psfilter = ps_filter(imagename)
if category == "containers":
print_call(["docker", "ps", "-a"]+psfilter)
elif category == "running":
print_call(["docker", "ps"]+psfilter)
elif category == "images":
# list of images associated with image name
imagelist = get_image_list_for(imagename)
# list of all images
res,sout,serr = run.call(["docker", "images"], silent=True)
stringlines = sout.strip().split(os.linesep)
# header
print("Relevant images: %s" % ', '.join(imagelist) )
print(stringlines[0])
# full image line, if image is in imagelist
for line in filter_string_lines(stringlines, imagelist):
print(line)
elif category == "last" or category == "stable":
print(store.read_data(category, imagename))
elif category == "jcl":
print(store.read_data("jockler-%s"%imagename, imagename))
else:
unknown_category(category)
def get_tagged_image_id(imagename):
# This should perform an exact match
res, sout, serr = run.call(
["docker", "images", "--format", "{{.ID}}", imagename], silent=True)
image_id = sout.strip()
return image_id
def do_build(imagename, dockerfile, build_path, build_args=[]):
print("Building [%s] at [%s] taking files from [%s]" %
(imagename, os.path.realpath(dockerfile), build_path))
return run.call(["docker", "build", "-t", imagename, "-f", dockerfile] +
build_args + [build_path],
stdout=sys.stdout,
stderr=sys.stderr)
def do_linux_clear_data(volumes_array, volume_mountpoints):
return run.call([
"docker",
"run",
"--rm",
] + volumes_restore + [lightos["linux"], "rm", "-rf"] + volume_mountpoints,
stdout=sys.stdout,
stderr=sys.stderr)
def start_container(imagename, containername, doattach=False):
stop_containers(imagename)
store.write_data("last", imagename, containername)
runmode = []
useexec = False
if doattach:
runmode.append("-i")
useexec = True
print("Starting %s"%containername)
code, sout, serr = run.call( ["docker", "start", containername]+runmode, stdout=sys.stdout, stderr=sys.stderr, useexec=useexec )
if code > 0 or not found_running_container(containername):
common.fail("Could not start container %s - try starting with 'attach' mode'\n%s"%(containername,sout))
code, sout, serr = run.call( ["docker", "update", "--restart=unless-stopped", containername])
def do_linux_volume_backup(containername, destination, archivename,
mountpoints):
# Load into a basic container
return run.call([
"docker", "run", "--rm", "--volumes-from", containername, "-v",
"%s:/backup" % destination, lightos["linux"], "tar", "cvzf",
"/backup/%s" % archivename, "-C", "/"
] + mountpoints,
stdout=sys.stdout,
stderr=sys.stderr)
def get_image_of(containername):
res,sout,serr = run.call(["docker", "ps", "-a", "--format", "{{.Image}}"] + ps_filter(containername), silent=True)
images = sout.strip().split("\n")
common.remove_empty_strings(images)
if len(images) != 1:
common.fail("Could not find single image for %s"%containername)
return images[0]
def mountdata_of(containername, infolabel):
res, sout, serr = run.call(
["docker", "container", "inspect", containername], silent=True)
inspect_data = json.loads(sout)
mounts_data = inspect_data[0]["Mounts"]
infodata = []
for mountdef in mounts_data:
infodata.append(mountdef[infolabel])
return infodata
def remove(args, keep_images=[], keep_containers=[]):
if not common.args_check(args, 1):
common.fail(
"Remove all containers and images associated with an image.\n\nUsage:\n\n jockler remove IMAGENAME"
)
imagename = args[0]
allimages = listing.get_image_list_for(imagename)
allcontainers = listing.get_container_list_for(imagename)
for k in set(keep_containers):
try_remove(k, allcontainers)
for k in set(keep_images):
try_remove(k, allimages)
if not confirm_removal(allcontainers, allimages, keep_containers,
keep_images):
common.fail("ABORTED")
# Remove the image tag
run.call(["docker", "rmi", imagename])
run.call(["docker", "rm"] + allcontainers, stdout=sys.stdout, silent=True)
run.call(["docker", "image", "rm"] + allimages,
stdout=sys.stdout,
silent=True)
store.cleanup_images(imagename)
def do_linux_volume_restore(volumes_restore, destination, archivename):
# Load into a basic container
return run.call([
"docker",
"run",
"--rm",
] + volumes_restore + [
"-v",
"%s:/backup" % destination, lightos["linux"], "tar", "xzvf",
"/backup/%s" % archivename, "-C", "/"
],
stdout=sys.stdout,
stderr=sys.stderr)
def start_new_container(imagename, doattach=False):
stop_containers(imagename)
containername = generate_container_name(imagename)
options = load_container_options(imagename)
runmode = "-d"
useexec = False
if doattach:
runmode = "-it"
useexec = True
code, sout, serr = run.call(["docker", "run", runmode, "--name=%s"%containername]+options+[imagename], useexec=useexec)
if code > 0 or not found_running_container(containername):
common.fail("Could not create new container for %s, or could not start created container:\n%s"%(imagename, sout))
# Do not do this on initial docker-run - otherwise, if the entrypoint is faulty
# you get continually restarting containers that are hard to stop
code, sout, serr = run.call( ["docker", "update", "--restart=unless-stopped", containername])
store.write_data("last", imagename, containername)
return containername
def get_container_list_for(imagename):
res,sout,serr = run.call(["docker", "ps", "-a", "--format", "{{.Names}}"] + ps_filter(imagename), silent=True)
containers = sout.strip().split(os.linesep)
common.remove_empty_strings(containers)
return containers
def get_running_containers(imagename):
code, sout,serr = run.call(["docker","ps", "--format", "{{.Names}}", "--filter", "name=jcl_%s_"%imagename], silent=True)
containernames = sout.strip().split("\n")
common.remove_empty_strings(containernames)
return containernames
def force_stop(containername):
res,sout,serr = run.call(["docker", "update", "--restart=no", containername])
if res > 0:
common.fail("Could not update restart policy on container [%s]"%containername)
res,sout,serr = run.call(["docker", "stop", containername])
def found_running_container(containername):
time.sleep(1)
code, sout, serr = run.call(["docker", "ps", "--format", "{{.Names}}", "--filter", "name=%s"%containername], silent=True)
containers = sout.strip().split(os.linesep)
return containername in containers
def print_call(command_array):
run.call(command_array, stdout=stdout, stderr=stderr)