def uninstall(targets):
for target in targets:
if target not in PACKAGES:
print("Error: Package not found -- %s" % target)
return
to_check = []
for target in targets:
if check_installed(target):
to_check.append(target)
else:
print("%s isn't installed." % target)
if not to_check:
return
s = settings.load()
# map a package to all those that depend on it
dependency_mapping = defaultdict(set)
for p in s['installed']:
for dep in PACKAGES[p]['dependencies']:
dependency_mapping[dep].add(p)
# compute all the packages that will be removed
to_remove = set()
while to_check:
check = to_check.pop(0)
to_remove.add(check)
to_check.extend(list(dependency_mapping[check]))
print("\nAbout to remove the following packages: %s" % ', '.join(to_remove))
if input(" Proceed? [y/N] ").lower() in ['y', 'yes']:
for package in to_remove:
print ("Uninstalling %s..." % package)
subprocess.call('./uninstall', cwd=os.path.join(CUR_DIR, 'packages', package))
print ("Finished uninstalling %s" % package)
s['installed'].remove(package)
# Search for any packages that may be no longer required
dependency_mapping = defaultdict(set)
for p in PACKAGES:
for dep in PACKAGES[p]['dependencies']:
dependency_mapping[dep].add(p)
possible_deletions = [d for p in to_remove for d in PACKAGES[p]['dependencies']]
while possible_deletions:
package = possible_deletions.pop(0)
# Consider removing if (1) it's installed; and (2) nothing that requires this is installed
if (package in s['installed']) and (not any([p in s['installed'] for p in dependency_mapping[package]])):
print("\nPackage may no longer be required: %s" % package)
if input(" Remove? [y/N] ").lower() in ['y', 'yes']:
print ("Uninstalling %s..." % package)
subprocess.call('./uninstall', cwd=os.path.join(CUR_DIR, 'packages', package))
print ("Finished uninstalling %s" % package)
s['installed'].remove(package)
possible_deletions.extend(PACKAGES[package]['dependencies'])
settings.save(s)
def upgrade():
s = settings.load()
for package in s['installed']:
print("Upgrading %s..." % package)
subprocess.call('./uninstall',
cwd=os.path.join(CUR_DIR, 'packages', package))
subprocess.call('./install',
cwd=os.path.join(CUR_DIR, 'packages', package))
def package_list():
print("\nInstalled:")
installed = set(settings.load()['installed'])
for p in installed:
print(" %s: %s" % (p, PACKAGES[p]['name']))
print("\nAvailable:")
for p in PACKAGES:
if p not in installed:
print(" %s: %s" % (p, PACKAGES[p]['name']))
print()
def get_available_package():
all_packages = copy.deepcopy(PACKAGES)
installed_package = settings.load()['installed']
for package in all_packages:
all_packages[package]["package_name"] = package
# Return the manifest of installed package
insterested_package = [
all_packages[package] for package in all_packages
if package in installed_package
if "solve" in all_packages[package].get("endpoint", {}).get(
"services", {})
]
return jsonify(insterested_package)
def check_installed(target):
return target in settings.load()['installed']
def install(targets, forced=False):
for target in targets:
if target not in PACKAGES:
print("Error: Package not found -- %s" % target)
return False
# Compute all those that will need to be installed
to_check = []
for target in targets:
if check_installed(target):
print("%s is already installed." % target)
else:
to_check.append(target)
done = set()
to_install = []
while to_check:
check = to_check.pop(0)
if check not in done:
done.add(check)
if not check_installed(check):
to_install.append(check)
to_check.extend(PACKAGES[check]['dependencies'])
to_install.reverse()
if to_install:
to_install_desc = ["%s (%s)" % (pkg, PACKAGES[pkg]['install-size']) for pkg in to_install]
print("\nAbout to install the following packages: %s" % ', '.join(to_install_desc))
if forced:
user_response = True
else:
user_response = input(" Proceed? [Y/n] ").lower() in ['', 'y', 'yes']
if user_response:
installed = []
for package in to_install:
package_path = os.path.join(CUR_DIR, 'packages', package)
print("Installing %s..." % package)
try:
installed.append(package)
subprocess.check_call('./install', cwd=package_path, shell=True)
size = subprocess.check_output('du -sh .',
cwd=package_path,
shell=True,
encoding='utf-8').split('\t')[0]
print("Finished installing %s (size: %s)" % (package, size))
except subprocess.CalledProcessError:
print("\nError installing %s. Rolling back changes..." % package)
for p in installed:
subprocess.call('./uninstall', cwd=os.path.join(CUR_DIR, 'packages', p))
return False
s = settings.load()
s['installed'].extend(installed)
settings.save(s)
return True
else:
print("Aborting installation.")
else:
print("Nothing left to install.")
return False
