extern/podman-compose
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sort by deps

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This commit is contained in:
alsadi 2019-03-09 23:25:32 +02:00
parent af474761d4
commit 20474eb3fc
1 changed files with 28 additions and 0 deletions
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podman-compose.py
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@ -266,6 +266,27 @@ def container_to_args(cnt, dirname):
args.extend(command)
return args
def rec_deps(services, container_by_name, cnt, init_service):
deps=cnt["_deps"]
for dep in deps:
dep_cnts = services.get(dep)
if not dep_cnts: continue
dep_cnt=container_by_name.get(dep_cnts[0])
if dep_cnt:
# TODO: avoid creating loops, A->B->A
if init_service and init_service in dep_cnt["_deps"]: continue
new_deps = rec_deps(services, container_by_name, dep_cnt, init_service)
deps.update(new_deps)
return deps
def flat_deps(services, container_by_name):
for name, cnt in container_by_name.items():
deps=set([(c.split(":")[0] if ":" in c else c) for c in cnt.get("links", []) ])
deps.update(cnt.get("depends", []))
cnt["_deps"]=deps
for name, cnt in container_by_name.items():
rec_deps(services, container_by_name, cnt, cnt.get('_service'))
def up(project_name, dirname, pods, containers):
os.chdir(dirname)
# no need remove them if they have same hash label
@ -334,7 +355,14 @@ def main(command, filename, project_name, no_ansi, transform_policy, host_env=No
"com.docker.compose.service="+service_name,
])
cnt['labels'] = labels
cnt['_service'] = service_name
given_containers.append(cnt)
container_by_name = dict([ (c["name"], c) for c in given_containers ])
flat_deps(container_names_by_service, container_by_name)
#print("deps:", [(c["name"], c["_deps"]) for c in given_containers])
given_containers = container_by_name.values()
given_containers.sort(key=lambda c: len(c.get('_deps') or []))
#print("sorted:", [c["name"] for c in given_containers])
tr=transformations[transform_policy]
pods, containers = tr(project_name, container_names_by_service, given_containers)
cmd=command[0]