def setup_boot_items():
boot_items = "\n".join([
'',
'[program:cassandra]',
'command=/home/cstar/fab/cassandra/bin/cassandra -f',
'priority=1',
'user=cstar',
'autostart=true',
'autorestart=false',
'redirect_stderr=true',
'',
'[program:cstar_perf_notifications]',
'command=cstar_perf_notifications -F',
'priority=1',
'user=cstar',
'autostart=true',
'autorestart=true',
'startretries=30',
'redirect_stderr=true',
'',
'[program:cstar_perf_server]',
'command=cstar_perf_server',
'priority=2',
'user=cstar',
'environment=HOME=/home/cstar',
'autostart=true',
'startretries=30',
'autorestart=true',
'redirect_stderr=true',
''
])
fab_append("/supervisord.conf", boot_items)
def setup_boot_items():
boot_items = "\n".join([
'',
'[program:cassandra]',
'command=/home/cstar/fab/cassandra/bin/cassandra -f',
'priority=1',
'user=cstar',
'autostart=true',
'autorestart=false',
'redirect_stderr=true',
'',
'[program:cstar_perf_notifications]',
'command=cstar_perf_notifications -F',
'priority=1',
'user=cstar',
'autostart=true',
'autorestart=true',
'startretries=30',
'redirect_stderr=true',
'',
'[program:cstar_perf_server]',
'command=cstar_perf_server',
'priority=2',
'user=cstar',
'environment=HOME=/home/cstar',
'autostart=true',
'startretries=30',
'autorestart=true',
'redirect_stderr=true',
''
])
fab_append("/supervisord.conf", boot_items)
def run_python_script(script):
fab.run("rm -f ~/pyscript.py")
fab_append("pyscript.py", textwrap.dedent(script))
output = fab.run("python pyscript.py")
fab.run("rm ~/pyscript.py")
return output
def write_template(filename, context, tpl_str=None, tpl_file=None, remote_tpl_file=None, append=False, mark=None, use_sudo=False):
"""
Render template and write output to file
@param filename: File to write
@param template: Name of template
@param context: Dictionary for the template context (usually just env)
@param append: bool, True if you want to append content to file instead of overwriting.
@param mark: str, If append is true and mark is defined, then the rendered
template will replace any previous appened version.
"""
# If we're in local mode, interpret remote_tpl_file as it was a local file.
if is_local() and remote_tpl_file:
tpl_file = remote_tpl_file
remote_tpl_file = None
if remote_tpl_file:
f = StringIO()
get(remote_tpl_file, f)
tpl = env.jinja.from_string(f.getvalue())
f.close()
elif tpl_file:
try:
tpl = env.jinja.get_template(tpl_file)
except TemplateNotFound:
jinja = Environment(loader=FileSystemLoader([os.path.dirname(tpl_file)]))
tpl = jinja.get_template(os.path.basename(tpl_file))
elif tpl_str:
tpl = env.jinja.from_string(tpl_str)
content = tpl.render(context)
if append and mark is not None:
start_mark = "### START: %s ###" % mark
end_mark = "### END: %s ###" % mark
marked_content = """%s\n%s\n%s\n""" % (start_mark, content, end_mark)
file_content = []
skip = False
added = False
if is_local():
f = open(filename, 'r')
else:
f = StringIO()
get(filename, f)
for line in f:
if line == start_mark:
skip = True
added = True
file_content.append(marked_content)
elif line == end_mark:
skip = False
else:
if not skip:
file_content.append(line)
f.close()
if added:
append = False
content = "\n".join(file_content)
else:
content = marked_content
if is_local():
f = open(filename, 'a' if append else 'w')
f.write(content.encode('utf8'))
f.close()
else:
if append:
fab_append(filename, content.encode('utf8'), use_sudo=use_sudo)
else:
put(StringIO(content.encode('utf8')), filename, use_sudo=use_sudo)
def run_python_script(script):
fab.run("rm -f ~/pyscript.py")
fab_append("pyscript.py", textwrap.dedent(script))
output = fab.run("python pyscript.py")
fab.run("rm ~/pyscript.py")
return output