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Integrate shared components in Docker build

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Dave Chevell 2019-11-20 20:54:04 +11:00
parent 0548cc13b4
commit 90e0a7f7b9
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5 changed files with 55 additions and 117 deletions
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3
.gitmodules vendored Normal file
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[submodule "shared-components"]
path = shared-components
url = https://bitbucket.org/atlassian-docker/docker-shared-components.git

4
Dockerfile
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@ -47,5 +47,7 @@ RUN groupadd --gid ${RUN_GID} ${RUN_GROUP} \
VOLUME ["${CONFLUENCE_HOME}"] # Must be declared after setting perms
COPY entrypoint.py /entrypoint.py
COPY entrypoint.py \
shared-components/image/entrypoint_helpers.py /
COPY shared-components/support /opt/atlassian/support
COPY config/* /opt/atlassian/etc/

4
Dockerfile-alpine
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@ -45,5 +45,7 @@ RUN addgroup -g ${RUN_GID} ${RUN_GROUP} \
VOLUME ["${CONFLUENCE_HOME}"] # Must be declared after setting perms
COPY entrypoint.py /entrypoint.py
COPY entrypoint.py \
shared-components/image/entrypoint_helpers.py /
COPY shared-components/support /opt/atlassian/support
COPY config/* /opt/atlassian/etc/

96
entrypoint.py
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@ -1,89 +1,19 @@
#!/usr/bin/python3
import sys
import os
import shutil
import logging
import jinja2 as j2
from entrypoint_helpers import env, gen_cfg, str2bool, start_app
######################################################################
# Utils
RUN_USER = env['run_user']
RUN_GROUP = env['run_group']
CONFLUENCE_INSTALL_DIR = env['confluence_install_dir']
CONFLUENCE_HOME = env['confluence_home']
logging.basicConfig(level=logging.DEBUG)
gen_cfg('server.xml.j2', f'{CONFLUENCE_INSTALL_DIR}/conf/server.xml')
gen_cfg('seraph-config.xml.j2',
f'{CONFLUENCE_INSTALL_DIR}/confluence/WEB-INF/classes/seraph-config.xml')
gen_cfg('confluence-init.properties.j2',
f'{CONFLUENCE_INSTALL_DIR}/confluence/WEB-INF/classes/confluence-init.properties')
gen_cfg('confluence.cfg.xml.j2', f'{CONFLUENCE_HOME}/confluence.cfg.xml',
user=RUN_USER, group=RUN_GROUP, overwrite=False)
def set_perms(path, user, group, mode):
for dirpath, dirnames, filenames in os.walk(path):
shutil.chown(dirpath, user=user, group=group)
os.chmod(dirpath, mode)
for filename in filenames:
shutil.chown(os.path.join(dirpath, filename), user=user, group=group)
os.chmod(os.path.join(dirpath, filename), mode)
# Setup Jinja2 for templating
jenv = j2.Environment(
loader=j2.FileSystemLoader('/opt/atlassian/etc/'),
autoescape=j2.select_autoescape(['xml']))
def gen_cfg(tmpl, target, env, user='root', group='root', mode=0o644, overwrite=True):
if not overwrite and os.path.exists(target):
logging.info(f"{target} exists; skipping.")
return
logging.info(f"Generating {target} from template {tmpl}")
cfg = jenv.get_template(tmpl).render(env)
with open(target, 'w') as fd:
fd.write(cfg)
set_perms(target, user, group, mode)
######################################################################
# Setup inputs and outputs
# Import all ATL_* and Dockerfile environment variables. We lower-case
# these for compatability with Ansible template convention. We also
# support CATALINA variables from older versions of the Docker images
# for backwards compatability, if the new version is not set.
env = {k.lower(): v
for k, v in os.environ.items()
if k.startswith(('ATL_', 'CONFLUENCE_', 'RUN_', 'CATALINA_'))}
######################################################################
# Generate all configuration files for Confluence
if os.getuid() == 0:
gen_cfg('server.xml.j2',
f"{env['confluence_install_dir']}/conf/server.xml", env)
gen_cfg('seraph-config.xml.j2',
f"{env['confluence_install_dir']}/confluence/WEB-INF/classes/seraph-config.xml", env)
gen_cfg('confluence-init.properties.j2',
f"{env['confluence_install_dir']}/confluence/WEB-INF/classes/confluence-init.properties", env)
else:
logging.warning("Container not started as root. Tomcat, seraph-config.xml, confluence-init.properties boostrapping will be skipped.")
gen_cfg('confluence.cfg.xml.j2',
f"{env['confluence_home']}/confluence.cfg.xml", env,
user=env['run_user'], group=env['run_group'], mode=0o640,
overwrite=False)
######################################################################
# Start Confluence as the correct user
start_cmd = f"{env['confluence_install_dir']}/bin/start-confluence.sh"
if os.getuid() == 0:
logging.info(f"User is currently root. Will change directory ownership to {env['run_user']} then downgrade permissions")
set_perms(env['confluence_home'], env['run_user'], env['run_group'], 0o700)
cmd = '/bin/su'
start_cmd = ' '.join([start_cmd] + sys.argv[1:])
args = [cmd, env['run_user'], '-c', start_cmd]
else:
cmd = start_cmd
args = [start_cmd] + sys.argv[1:]
logging.info(f"Running Confluence with command '{cmd}', arguments {args}")
os.execv(cmd, args)
start_app(f'{CONFLUENCE_INSTALL_DIR}/bin/start-confluence.sh -fg', CONFLUENCE_HOME, name='Confluence')

1
shared-components Submodule

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Subproject commit 30c9a5a1ca25ad8fcd3057481694b335fbf92370