def set(self, args):
"""
Sets the environment to correspond to this level.
"""
# Get full syntax
syntax, depth = self.syntax_and_depth(args)
# Check to see if level exists
level_list = Level.find_by_syntax(syntax)
if not level_list:
pipeline.utils.report("Error - Syntax does not match any levels")
return
if len(level_list) > 1:
pipeline.utils.report("Error - Syntax matches multiple levels")
return
# Get the level we've found
level = level_list[0]
shell = Shell()
# Grab settings info for reference
hierarchy = settings.hierarchy()
abbr = settings.abbreviations()
# Clean out the any pipeline paths from PATH so we can reset it
pattern = shell.getenv("@JOBS_ROOT") + r'/[\w/]*/share/bin'
shell.clean('PATH', pattern)
# Clean prod from PATH as well
pattern = shell.getenv("@JOBS_ROOT") + r'/prod/[\w/]*'
shell.clean('PATH', pattern)
aliases = ['', 'bin']
# Remove all environment variables and aliases
# associated with levels below this one
depth = level.depth + 1
if level.depth < len(hierarchy) - 1:
for level_name in hierarchy[level.depth + 1:]:
shell.unset("@" + level_name.upper())
for alias in aliases:
shell.unalias(abbr[depth] + alias)
depth += 1
bin_path = ""
# Set environment from level
for l in level.branch():
shell.set("@" + hierarchy[l.depth], l.name)
bin_path += "%s/share/bin:" % l.file_path()
# Set aliases
cd_path = "cd $@JOBS_ROOT"
for index, level_name in enumerate(hierarchy[:level.depth + 1]):
# alias current level
cd_path += os.sep + "$@" + level_name.upper()
shell.alias(abbr[index], cd_path)
prod = shell.getenv("@PROD")
bin_path += "%s/bin" % prod
shell.insert("PATH", bin_path)
self.write_last(level)
shell.commit()