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Added check for deps before remove

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This commit is contained in:
Dimitris Zlatanidis 2015-06-11 06:36:46 +03:00
parent e73a4bd31f
commit 54c5bd839a
1 changed files with 64 additions and 47 deletions
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111
slpkg/pkg/manager.py
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@ -36,17 +36,14 @@ from slpkg.binary.greps import fix_slackers_pkg
class PackageManager(object): class PackageManager(object):
""" """Package manager class for install, upgrade,
Package manager class for install, upgrade, reinstall, remove, find and display packages"""
reinstall, remove, find and display packages.
"""
def __init__(self, binary): def __init__(self, binary):
self.binary = binary self.binary = binary
self.meta = _meta_ self.meta = _meta_
def install(self, flag): def install(self, flag):
""" """Install Slackware binary packages
Install Slackware binary packages
""" """
for pkg in self.binary: for pkg in self.binary:
try: try:
@ -57,8 +54,7 @@ class PackageManager(object):
self._not_found("Can't install", self.binary, pkg) self._not_found("Can't install", self.binary, pkg)
def upgrade(self, flag): def upgrade(self, flag):
""" """Upgrade Slackware binary packages with new
Upgrade Slackware binary packages with new
""" """
for pkg in self.binary: for pkg in self.binary:
try: try:
@ -76,11 +72,10 @@ class PackageManager(object):
Msg().pkg_not_found(bol, pkg, message, eol) Msg().pkg_not_found(bol, pkg, message, eol)
def remove(self, flag): def remove(self, flag):
""" """Remove Slackware binary packages
Remove Slackware binary packages
""" """
self.flag = flag self.flag = flag
dep_path = self.meta.log_path + "dep/" self.dep_path = self.meta.log_path + "dep/"
dependencies, rmv_list = [], [] dependencies, rmv_list = [], []
removed = self._view_removed() removed = self._view_removed()
if not removed: if not removed:
@ -100,27 +95,27 @@ class PackageManager(object):
print("") # new line at exit print("") # new line at exit
sys.exit(0) sys.exit(0)
if remove_pkg in ["y", "Y"]: if remove_pkg in ["y", "Y"]:
self._check_if_used(self.binary, mas=True)
for rmv in removed: for rmv in removed:
# If package build and install with "slpkg -s sbo <package>" # If package build and install with "slpkg -s sbo <package>"
# then look log file for dependencies in /var/log/slpkg/dep, # then look log file for dependencies in /var/log/slpkg/dep,
# read and remove all else remove only the package. # read and remove all else remove only the package.
if (os.path.isfile(dep_path + rmv) and if (os.path.isfile(self.dep_path + rmv) and
self.meta.del_deps in ["on", "ON"]): self.meta.del_deps in ["on", "ON"]):
dependencies = self._view_deps(dep_path, rmv) dependencies = self._view_deps(self.dep_path, rmv)
if self._rmv_deps_answer() in ["y", "Y"]: if self._rmv_deps_answer() in ["y", "Y"]:
rmv_list += (self._rmv_deps(dependencies, dep_path, rmv_list += (self._rmv_deps(dependencies,
rmv)) self.dep_path, rmv))
else: else:
rmv_list += self._rmv_pkg(rmv) rmv_list += self._rmv_pkg(rmv)
os.remove(dep_path + rmv) os.remove(self.dep_path + rmv)
else: else:
rmv_list += self._rmv_pkg(rmv) rmv_list += self._rmv_pkg(rmv)
# Prints all removed packages # Prints all removed packages
self._reference_rmvs(rmv_list) self._reference_rmvs(rmv_list)
def _rmv_deps_answer(self): def _rmv_deps_answer(self):
""" """Remove dependencies answer
Remove dependencies answer
""" """
if self.meta.remove_deps_answer == "y": if self.meta.remove_deps_answer == "y":
remove_dep = self.meta.remove_deps_answer remove_dep = self.meta.remove_deps_answer
@ -129,14 +124,14 @@ class PackageManager(object):
remove_dep = raw_input( remove_dep = raw_input(
"\nRemove dependencies (maybe used by " "\nRemove dependencies (maybe used by "
"other packages) [Y/n]? ") "other packages) [Y/n]? ")
print("")
except KeyboardInterrupt: except KeyboardInterrupt:
print("") # new line at exit print("") # new line at exit
sys.exit(0) sys.exit(0)
return remove_dep return remove_dep
def _view_removed(self): def _view_removed(self):
""" """View packages before removed
View packages before removed
""" """
removed = [] removed = []
print("\nPackages with name matching [ {0}{1}{2} ]\n".format( print("\nPackages with name matching [ {0}{1}{2} ]\n".format(
@ -154,8 +149,7 @@ class PackageManager(object):
return removed return removed
def _view_deps(self, path, package): def _view_deps(self, path, package):
""" """View dependencies for before remove
View dependencies for before remove
""" """
dependencies = Utils().read_file(path + package) dependencies = Utils().read_file(path + package)
print("") # new line at start print("") # new line at start
@ -169,24 +163,23 @@ class PackageManager(object):
return dependencies return dependencies
def _rmv_deps(self, dependencies, path, package): def _rmv_deps(self, dependencies, path, package):
""" """Remove dependencies
Remove dependencies
""" """
removes = [] removes = []
deps = dependencies.split() deps = dependencies.split()
deps.append(package) deps.append(package)
print("") self._check_if_used(deps, mas=False)
Msg().template(78) Msg().template(78)
print("| Enter some packages splitting with comma ',' for be excluded\n" print("| Enter some packages splitting with comma ',' for be excluded\n"
"| from the removal or hit Enter to continue:") "| from the removal or hit Enter to continue:")
Msg().template(78) Msg().template(78)
try: try:
skip = raw_input("| > ").split(",") self.skip = raw_input("| > ").split(",")
except KeyboardInterrupt: except KeyboardInterrupt:
print("") print("")
sys.exit(0) sys.exit(0)
for dep in deps: for dep in deps:
if (dep not in skip if (dep not in self.skip
and find_package(dep + self.meta.sp, self.meta.pkg_path)): and find_package(dep + self.meta.sp, self.meta.pkg_path)):
try: try:
subprocess.call("removepkg {0} {1}".format(self.flag, dep), subprocess.call("removepkg {0} {1}".format(self.flag, dep),
@ -199,8 +192,7 @@ class PackageManager(object):
return removes return removes
def _rmv_pkg(self, package): def _rmv_pkg(self, package):
""" """Remove one signle package
Remove one signle package
""" """
if find_package(package + self.meta.sp, self.meta.pkg_path): if find_package(package + self.meta.sp, self.meta.pkg_path):
try: try:
@ -211,9 +203,42 @@ class PackageManager(object):
sys.exit(0) sys.exit(0)
return package.split() return package.split()
def _check_if_used(self, removes, mas):
"""Check package if dependencies for another package
before removed"""
print("")
view = False
dict_pkg = {}
for pkg in find_package("", self.dep_path):
deps = Utils().read_file(self.dep_path + pkg)
for rmv in removes:
if rmv in deps:
view = True
dict_pkg[pkg] = rmv
else:
mas = False
if view:
Msg().template(78)
for key, value in dict_pkg.iteritems():
print("| {0}{1}{2} is dependency of the package --> "
"{3}{4}{5}".format(self.meta.color["RED"], value,
self.meta.color["ENDC"],
self.meta.color["GREEN"], key,
self.meta.color["ENDC"]))
Msg().template(78)
if mas:
try:
print("")
if self.meta.default_answer and Msg().answer() in ["y", "Y"]:
pass
else:
sys.exit(0)
except KeyboardInterrupt:
print("")
sys.exit(0)
def _reference_rmvs(self, removes): def _reference_rmvs(self, removes):
""" """Prints all removed packages
Prints all removed packages
""" """
Msg().template(78) Msg().template(78)
print("| Total {0} packages removed".format(len(removes))) print("| Total {0} packages removed".format(len(removes)))
@ -227,8 +252,7 @@ class PackageManager(object):
print("") # new line at end print("") # new line at end
def find(self): def find(self):
""" """Find installed Slackware packages
Find installed Slackware packages
""" """
matching = size = 0 matching = size = 0
print("\nPackages with matching name [ {0}{1}{2} ]\n".format( print("\nPackages with matching name [ {0}{1}{2} ]\n".format(
@ -264,8 +288,7 @@ class PackageManager(object):
self.meta.color["ENDC"])) self.meta.color["ENDC"]))
def display(self): def display(self):
""" """Print the Slackware packages contents
Print the Slackware packages contents
""" """
for pkg in self.binary: for pkg in self.binary:
find = find_package(pkg + self.meta.sp, self.meta.pkg_path) find = find_package(pkg + self.meta.sp, self.meta.pkg_path)
@ -283,8 +306,7 @@ class PackageManager(object):
Msg().pkg_not_found(bol, pkg, message, eol) Msg().pkg_not_found(bol, pkg, message, eol)
def package_list(self, repo, INDEX, installed): def package_list(self, repo, INDEX, installed):
""" """List with the installed packages
List with the installed packages
""" """
tty_size = os.popen("stty size", "r").read().split() tty_size = os.popen("stty size", "r").read().split()
row = int(tty_size[0]) - 2 row = int(tty_size[0]) - 2
@ -322,8 +344,7 @@ class PackageManager(object):
sys.exit(0) sys.exit(0)
def list_greps(self, repo, packages): def list_greps(self, repo, packages):
""" """Grep packages
Grep packages
""" """
pkg_list, pkg_size = [], [] pkg_list, pkg_size = [], []
for line in packages.splitlines(): for line in packages.splitlines():
@ -339,8 +360,7 @@ class PackageManager(object):
return pkg_list, pkg_size return pkg_list, pkg_size
def list_lib(self, repo): def list_lib(self, repo):
""" """Return package lists
Return package lists
""" """
if repo == "sbo": if repo == "sbo":
if (os.path.isfile( if (os.path.isfile(
@ -356,16 +376,14 @@ class PackageManager(object):
return packages return packages
def _slackr_repo(self, repo, pkg): def _slackr_repo(self, repo, pkg):
""" """Fix slackers packages
Fix slackers packages
""" """
if repo == "slackr": if repo == "slackr":
return fix_slackers_pkg(pkg) return fix_slackers_pkg(pkg)
return pkg return pkg
def list_color_tag(self, pkg): def list_color_tag(self, pkg):
""" """Tag with color installed packages
Tag with color installed packages
""" """
find = pkg + self.meta.sp find = pkg + self.meta.sp
if pkg.endswith(".txz") or pkg.endswith(".tgz"): if pkg.endswith(".txz") or pkg.endswith(".tgz"):
@ -376,8 +394,7 @@ class PackageManager(object):
return pkg return pkg
def list_of_installed(self, pkg): def list_of_installed(self, pkg):
""" """Return installed packages
Return installed packages
""" """
find = pkg + self.meta.sp find = pkg + self.meta.sp
if pkg.endswith(".txz") or pkg.endswith(".tgz"): if pkg.endswith(".txz") or pkg.endswith(".tgz"):