def ensure_proper_shared_image(self):
# 在 registry 以及本地寻找合适可用的 shared prepare
# 如果找到则保证本地和 registry 里此 image 均可用
# 上述行为成功后返回此 prepare image name
# 两处都没有合适的 image name 则返回 None
remote_images = self._get_prepare_shared_image_names(True).items()
if remote_images:
remote_latest = remote_images[0]
else:
remote_latest = None
local_images = self._get_prepare_shared_image_names(False).items()
if local_images:
local_latest = local_images[0]
else:
local_latest = None
if remote_latest and local_latest:
info("found shared prepare image at remote and local, sync ...")
if remote_latest[0] > local_latest[0]:
if mydocker.pull(remote_latest[1]) != 0:
error("FAILED: docker pull {}".format(remote_latest[1]))
raise Exception("remote prepare fetching failed.")
return remote_latest[1]
elif remote_latest[0] < local_latest[0]:
if mydocker.push(local_latest[1]) != 0:
warn("FAILED: docker push {}".format(local_latest[1]))
return local_latest[1]
else:
return local_latest[1]
if remote_latest and local_latest is None:
info("found shared prepare image at remote.")
if mydocker.pull(remote_latest[1]) != 0:
error("FAILED: docker pull {}".format(remote_latest[1]))
raise Exception("remote prepare fetching failed.")
return remote_latest[1]
if remote_latest is None and local_latest:
info("found shared prepare image at local.")
if mydocker.push(local_latest[1]) != 0:
warn("FAILED: docker push {}".format(local_latest[1]))
return local_latest[1]
if remote_latest is None and local_latest is None:
warn(
"found no proper shared prepare image neither at local nor remote, rebuild ..."
)
return None
def ensure_proper_shared_image(self):
# 在 registry 以及本地寻找合适可用的 shared prepare
# 如果找到则保证本地和 registry 里此 image 均可用
# 上述行为成功后返回此 prepare image name
# 两处都没有合适的 image name 则返回 None
remote_images = self._get_prepare_shared_image_names(True).items()
if remote_images:
remote_latest = remote_images[0]
else:
remote_latest = None
local_images = self._get_prepare_shared_image_names(False).items()
if local_images:
local_latest = local_images[0]
else:
local_latest = None
if remote_latest and local_latest:
info("found shared prepare image at remote and local, sync ...")
if remote_latest[0] > local_latest[0]:
if mydocker.pull(remote_latest[1]) != 0:
error("FAILED: docker pull {}".format(remote_latest[1]))
raise Exception("remote prepare fetching failed.")
return remote_latest[1]
elif remote_latest[0] < local_latest[0]:
if mydocker.push(local_latest[1]) != 0:
warn("FAILED: docker push {}".format(local_latest[1]))
return local_latest[1]
else:
return local_latest[1]
if remote_latest and local_latest is None:
info("found shared prepare image at remote.")
if mydocker.pull(remote_latest[1]) != 0:
error("FAILED: docker pull {}".format(remote_latest[1]))
raise Exception("remote prepare fetching failed.")
return remote_latest[1]
if remote_latest is None and local_latest:
info("found shared prepare image at local.")
if mydocker.push(local_latest[1]) != 0:
warn("FAILED: docker push {}".format(local_latest[1]))
return local_latest[1]
if remote_latest is None and local_latest is None:
warn(
"found no proper shared prepare image neither at local nor remote, rebuild ...")
return None
def _prepare_act(self, ignore_prepare=False):
if self.act is True:
return
if self.yaml_path is None:
raise Exception(
'self.yaml_path not set, can not perform action, only fields defined in lain.yaml is accessible')
if ignore_prepare is False:
if mydocker.pull(self.build.base) != 0:
raise Exception('docker pull {} failed'.format(self.build.base))
self.build_base_image = mydocker.get_image(self.build.base)
self.ctx = file_parent_dir(self.yaml_path)
self.workdir = DOCKER_APP_ROOT + '/' # '/' is need for COPY in Dockefile
self.ignore = ['.git', LAIN_CACHE_DIR, '.vagrant']
self.gen_name = partial(mydocker.gen_image_name, appname=self.appname, meta_version=meta_version(self.ctx))
phases = ('prepare', 'build', 'release', 'test', 'meta')
self.img_names = {phase: self.gen_name(
phase=phase) for phase in phases}
if ignore_prepare or self.build.prepare is None:
shared_prepare_image_name = None
del self.img_names['prepare']
phases = filter(lambda x: x != 'prepare', phases)
else:
shared_prepare_image_name = self.ensure_proper_shared_image()
if shared_prepare_image_name is None:
if self.build.prepare.version is None:
shared_prepare_image_name = self._gen_prepare_auto_version_image_name()
else:
shared_prepare_image_name = self.gen_prepare_shared_image_name()
self.img_names['prepare'] = shared_prepare_image_name
j2temps = {
'prepare': 'build_dockerfile.j2',
'build': 'build_dockerfile.j2',
'release': 'release_dockerfile.j2',
'test': 'build_dockerfile.j2',
'meta': 'meta_dockerfile.j2'
}
self.img_temps = {phase: load_template(
j2temps[phase]) for phase in phases}
self.img_builders = {
phase: partial(mydocker.build, name=self.img_names[phase], ignore=self.ignore, template=self.img_temps[phase])
for phase in phases
}
self.prepare_updater = partial(
mydocker.build, ignore=self.ignore, template=load_template('build_dockerfile.j2'))
self.act = True
def _prepare_act(self, ignore_prepare=False):
if self.act is True:
return
if self.yaml_path is None:
raise Exception(
'self.yaml_path not set, can not perform action, only fields defined in lain.yaml is accessible'
)
if ignore_prepare is False:
if mydocker.pull(self.build.base) != 0:
raise Exception('docker pull {} failed'.format(
self.build.base))
self.build_base_image = mydocker.get_image(self.build.base)
self.ctx = file_parent_dir(self.yaml_path)
self.workdir = DOCKER_APP_ROOT + '/' # '/' is need for COPY in Dockefile
self.ignore = ['.git', LAIN_CACHE_DIR, '.vagrant']
self.gen_name = partial(mydocker.gen_image_name,
appname=self.appname,
meta_version=meta_version(self.ctx))
phases = ('prepare', 'build', 'release', 'test', 'meta')
self.img_names = {
phase: self.gen_name(phase=phase)
for phase in phases
}
if ignore_prepare or self.build.prepare is None:
shared_prepare_image_name = None
del self.img_names['prepare']
phases = filter(lambda x: x != 'prepare', phases)
else:
shared_prepare_image_name = self.ensure_proper_shared_image()
if shared_prepare_image_name is None:
if self.build.prepare.version is None:
shared_prepare_image_name = self._gen_prepare_auto_version_image_name(
)
else:
shared_prepare_image_name = self.gen_prepare_shared_image_name(
)
self.img_names['prepare'] = shared_prepare_image_name
j2temps = {
'prepare': 'build_dockerfile.j2',
'build': 'build_dockerfile.j2',
'release': 'release_dockerfile.j2',
'test': 'build_dockerfile.j2',
'meta': 'meta_dockerfile.j2'
}
self.img_temps = {
phase: load_template(j2temps[phase])
for phase in phases
}
self.img_builders = {
phase: partial(mydocker.build,
name=self.img_names[phase],
ignore=self.ignore,
template=self.img_temps[phase])
for phase in phases
}
self.prepare_updater = partial(
mydocker.build,
ignore=self.ignore,
template=load_template('build_dockerfile.j2'))
self.act = True