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https://github.com/containers/podman-compose.git
synced 2025-02-16 18:31:34 +01:00
apply formating and add pylintrc
This commit is contained in:
alsadi
parent
844c23d553
commit
4733c7ef94
13
.pylintrc
Normal file
13
.pylintrc
Normal file
@ -0,0 +1,13 @@
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[MESSAGES CONTROL]
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disable=W0614,C0410,C0321,C0111,I0011,C0103
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# allow _ for ignored variables
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# allow generic names like a,b,c and i,j,k,l,m,n and x,y,z
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# allow k,v for key/value
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# allow e for exceptions, it for iterator
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# allow w,h for width, height
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# allow op for operation/operator/opcode
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# allow t, t0, t1, t2, and t3 for time
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# allow dt for delta time
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# allow db for database
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# allow ls for list
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good-names=_,a,b,c,dt,db,e,f,fn,fd,i,j,k,v,kv,kw,l,m,n,ls,t,t0,t1,t2,t3,w,h,x,y,z,it,op
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@ -21,12 +21,17 @@ import yaml
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# helpers
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def try_int(i, fallback=None):
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try: return int(i)
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except ValueError: pass
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except TypeError: pass
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try:
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return int(i)
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except ValueError:
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pass
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except TypeError:
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pass
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return fallback
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def norm_as_list(src):
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"""
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given a dictionary {key1:value1, key2: None} or list
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@ -42,6 +47,7 @@ def norm_as_list(src):
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dst = [src]
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return dst
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def norm_as_dict(src):
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"""
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given a list ["key1=value1", "key2"]
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@ -80,6 +86,7 @@ def adj_hosts(services, cnt, dst = "127.0.0.1"):
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extra_hosts.append("{}:{}".format(alias, dst))
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cnt["extra_hosts"] = extra_hosts
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def move_list(dst, containers, key):
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"""
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move key (like port forwarding) from containers to dst (a pod or a infra container)
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@ -90,7 +97,9 @@ def move_list(dst, containers, key):
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if a0:
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a.update(a0)
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del cnt[key]
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if a: dst[key] = list(a)
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if a:
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dst[key] = list(a)
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def move_port_fw(dst, containers):
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"""
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@ -98,6 +107,7 @@ def move_port_fw(dst, containers):
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"""
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move_list(dst, containers, "ports")
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def move_extra_hosts(dst, containers):
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"""
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move port forwarding from containers to dst (a pod or a infra container)
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@ -108,10 +118,13 @@ def move_extra_hosts(dst, containers):
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# transformations
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transformations = {}
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def trans(func):
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transformations[func.__name__.replace("tr_", "")] = func
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return func
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@trans
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def tr_identity(project_name, services, given_containers):
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containers = []
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@ -119,6 +132,7 @@ def tr_identity(project_name, services, given_containers):
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containers.append(dict(cnt))
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return [], containers
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@trans
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def tr_publishall(project_name, services, given_containers):
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containers = []
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@ -129,6 +143,7 @@ def tr_publishall(project_name, services, given_containers):
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containers.append(cnt)
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return [], containers
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@trans
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def tr_hostnet(project_name, services, given_containers):
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containers = []
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@ -139,6 +154,7 @@ def tr_hostnet(project_name, services, given_containers):
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containers.append(cnt)
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return [], containers
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@trans
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def tr_cntnet(project_name, services, given_containers):
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containers = []
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@ -154,13 +170,15 @@ def tr_cntnet(project_name, services, given_containers):
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cnt["depends"] = deps
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# adjust hosts to point to localhost, TODO: adjust host env
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adj_hosts(services, cnt, '127.0.0.1')
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if "hostname" in cnt: del cnt["hostname"]
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if "hostname" in cnt:
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del cnt["hostname"]
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containers.append(cnt)
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move_port_fw(infra, containers)
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move_extra_hosts(infra, containers)
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containers.insert(0, infra)
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return [], containers
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@trans
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def tr_1pod(project_name, services, given_containers):
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"""
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@ -178,6 +196,7 @@ def tr_1pod(project_name, services, given_containers):
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containers.append(cnt)
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return [pod], containers
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@trans
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def tr_1podfw(project_name, services, given_containers):
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pods, containers = tr_1pod(project_name, services, given_containers)
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@ -185,19 +204,24 @@ def tr_1podfw(project_name, services, given_containers):
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move_port_fw(pod, containers)
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return pods, containers
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def down(project_name, dirname, pods, containers, dry_run, podman_path):
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for cnt in containers:
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cmd = """{} stop -t=1 '{name}'""".format(podman_path, **cnt)
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print(cmd)
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if dry_run == False: subprocess.Popen(cmd, shell = True).wait()
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if dry_run == False:
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subprocess.Popen(cmd, shell=True).wait()
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for cnt in containers:
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cmd = """{} rm '{name}'""".format(podman_path, **cnt)
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print(cmd)
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if dry_run == False: subprocess.Popen(cmd, shell = True).wait()
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if dry_run == False:
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subprocess.Popen(cmd, shell=True).wait()
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for pod in pods:
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cmd = """{} pod rm '{name}'""".format(podman_path, **pod)
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print(cmd)
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if dry_run == False: subprocess.Popen(cmd, shell = True).wait()
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if dry_run == False:
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subprocess.Popen(cmd, shell=True).wait()
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def container_to_args(cnt, dirname, podman_path):
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pod = cnt.get('pod') or ''
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@ -264,32 +288,41 @@ def container_to_args(cnt, dirname, podman_path):
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args.extend(command)
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return args
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def rec_deps(services, container_by_name, cnt, init_service):
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deps = cnt["_deps"]
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for dep in deps:
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dep_cnts = services.get(dep)
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if not dep_cnts: continue
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if not dep_cnts:
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continue
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dep_cnt = container_by_name.get(dep_cnts[0])
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if dep_cnt:
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# TODO: avoid creating loops, A->B->A
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if init_service and init_service in dep_cnt["_deps"]: continue
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new_deps = rec_deps(services, container_by_name, dep_cnt, init_service)
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if init_service and init_service in dep_cnt["_deps"]:
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continue
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new_deps = rec_deps(services, container_by_name,
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dep_cnt, init_service)
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deps.update(new_deps)
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return deps
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def flat_deps(services, container_by_name):
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for name, cnt in container_by_name.items():
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deps = set([(c.split(":")[0] if ":" in c else c) for c in cnt.get("links", []) ])
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deps = set([(c.split(":")[0] if ":" in c else c)
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for c in cnt.get("links", [])])
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deps.update(cnt.get("depends", []))
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cnt["_deps"] = deps
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for name, cnt in container_by_name.items():
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rec_deps(services, container_by_name, cnt, cnt.get('_service'))
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def up(project_name, dirname, pods, containers, no_cleanup, dry_run, podman_path):
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if dry_run == False: os.chdir(dirname)
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if dry_run == False:
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os.chdir(dirname)
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# no need remove them if they have same hash label
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if no_cleanup == False: down(project_name, dirname, pods, containers, dry_run, podman_path)
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if no_cleanup == False:
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down(project_name, dirname, pods, containers, dry_run, podman_path)
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for pod in pods:
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args = [
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@ -314,7 +347,9 @@ def up(project_name, dirname, pods, containers, no_cleanup, dry_run, podman_path
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if dry_run == False:
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subprocess.Popen(args).wait()
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# subprocess.Popen(args, bufsize = 0, executable = None, stdin = None, stdout = None, stderr = None, preexec_fn = None, close_fds = False, shell = False, cwd = None, env = None, universal_newlines = False, startupinfo = None, creationflags = 0)
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if dry_run == False: time.sleep(1)
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if dry_run == False:
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time.sleep(1)
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def main(command, filename, project_name, no_ansi, no_cleanup, dry_run, transform_policy, podman_path, host_env=None):
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filename = os.path.realpath(filename)
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@ -326,7 +361,9 @@ def main(command, filename, project_name, no_ansi, no_cleanup, dry_run, transfor
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podman_path = os.path.realpath(podman_path)
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else:
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# this also works if podman hasn't been installed now
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if dry_run == False: raise IOError("Binary {} has not been found.".format(podman_path))
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if dry_run == False:
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raise IOError(
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"Binary {} has not been found.".format(podman_path))
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if not project_name:
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project_name = dir_basename
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@ -361,7 +398,8 @@ def main(command, filename, project_name, no_ansi, no_cleanup, dry_run, transfor
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)
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container_names_by_service[service_name].append(name)
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# print(service_name,service_desc)
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cnt = dict(name = name, num = num, service_name = service_name, **service_desc)
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cnt = dict(name=name, num=num,
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service_name=service_name, **service_desc)
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labels = norm_as_list(cnt.get('labels'))
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labels.extend(podman_compose_labels)
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labels.extend([
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@ -378,15 +416,18 @@ def main(command, filename, project_name, no_ansi, no_cleanup, dry_run, transfor
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given_containers.sort(key=lambda c: len(c.get('_deps') or []))
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#print("sorted:", [c["name"] for c in given_containers])
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tr = transformations[transform_policy]
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pods, containers = tr(project_name, container_names_by_service, given_containers)
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pods, containers = tr(
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project_name, container_names_by_service, given_containers)
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cmd = command[0]
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if cmd == "up":
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up(project_name, dirname, pods, containers, no_cleanup, dry_run, podman_path)
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up(project_name, dirname, pods, containers,
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no_cleanup, dry_run, podman_path)
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elif cmd == "down":
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down(project_name, dirname, pods, containers, dry_run, podman_path)
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else:
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raise NotImplementedError("command {} is not implemented".format(cmd))
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument('command', metavar='command',
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