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import os
import util
import colors
import shutil
import time
import sys
CACHE_DIR = "/var/cache/xipkg"
def run_post_install(config, verbose=False, root="/"):
""" Scan and run postinstall scripts
Args:
config: (dict) The xipkg config
verbose: (bool, optional) Whether to print debug messages
root: (str) The system root to begin searching
"""
if root == "/":
installed_dir = util.add_path(root, config["dir"]["postinstall"])
if os.path.exists(installed_dir):
files = os.listdir(installed_dir)
if len(files) > 0:
done = 0
for file in files:
util.loading_bar(done, len(files), f"Running Postinstalls...")
f = util.add_path(config["dir"]["postinstall"], file)
command = f"sh {f}"
os.chdir("/")
os.system(command)
os.remove(f)
done += 1
util.loading_bar(len(files), len(files), f"Run Postinstalls")
print(colors.RESET)
def list_packages(url):
""" List all of the packages available in a repo
Will return a parsed version of /packages.list and the time it took to retrieve this
Args:
url: (str) The repository's URL
Returns:
dict:
A dictionary listing all packages and a string of their info summary
example: {
"linux" : "abcdef 100 200"
}
int:
The time in milliseconds for the request to complete
"""
start = time.time()
status, response = util.curl(url + "/packages.list")
duration = (time.time() - start) * 1000
if status != 200:
return {}, -1
return {
line.split()[0].split(".")[0]: " ".join(line.split()[1:])
for line in response.split("\n") if len(line.split()) > 0
}, (duration / len(response)) if len(response) > 0 else float('inf')
def sync_packages(repo, sources, verbose=False):
"""
Get a list of the versions available for all packages in a repo
Args:
repo: (str) The name of the repo to search
sources: (dict) a dictionary of the sources and their urls
verbose: (bool, optional) Whether to print debug messages
Returns:
dict:
Versions of each available package
"""
versions = {}
speeds = {}
for source,url in sources.items():
listed, speed = list_packages(url + repo if url[-1] == "/" else f"/{repo}")
if speed > 0: speeds[source] = speed
if verbose:
print(
(colors.RED + f"No packages found in {source}/{repo}" + colors.RESET)
if len(listed) == 0 else
(colors.BLACK + f"{len(listed)} packages found in {source}/{repo}" + colors.RESET)
)
for p in listed:
if not p in versions: versions[p] = []
versions[p].append((listed[p], source))
return versions, speeds
def validate_package(package, versions, repo, verbose=False):
popularity = {}
for v in versions:
info = v[0]
source = v[1]
if not info in popularity:
popularity[info] = 0
popularity[info] += 1
most_popular = ""
p_count = -1
for p,c in popularity.items():
if c > p_count:
most_popular = p
p_count = c
sources = [v[1] for v in versions if v[0] == most_popular]
# change the packages dict to list all the sources
# maybe some validation here
if len(most_popular.split()) > 2:
info = {
"checksum": most_popular.split()[0],
"size": most_popular.split()[1],
"files": most_popular.split()[2],
"sources" : sources
}
else:
info = {
"checksum": most_popular.split()[0],
"size": "0",
"files": "0",
"sources" : sources
}
return info
def save_package(package, info, location):
util.mkdir(location)
package_file = os.path.join(location, package)
exists = False
if os.path.exists(package_file):
with open(package_file, "r") as file:
text = file.read()
exists = info["checksum"] in text
content = ""
with open(package_file, "w") as file:
file.write("checksum=" + info["checksum"] + "\n")
file.write("size=" + info["size"] + "\n")
file.write("files=" + info["files"] + "\n")
file.write("sources=" + " ".join([source for source in info["sources"]]))
return exists
def test_source(source, url):
# requesting a resource may not be the best way to do this, caching etc
start = time.time()
code, reponse = util.curl(util.add_path(url, "index.html"))
if code == 200:
return int((time.time() - start) * 1000)
else:
return -1
def test_sources(sources, file_path, test_count=10):
if test_count > 0:
pings = {}
checked = 0
for source,url in sources.items():
total = 0
for i in range(test_count):
total += test_source(source, url)
util.loading_bar(checked, len(sources) * test_count, f"Pinging Sources")
checked += 1
if total > 0:
pings[source] = int(total / test_count) if total > 0 else 0
sorted(pings)
with open(file_path, "w") as file:
for source,ping in pings.items():
file.write(f"{source} {ping}\n")
util.loading_bar(checked, len(sources) * test_count, f"Pinged Sources")
print()
def sync(args, options, config):
sources = config["sources"]
repos = config["repos"]
v = options["v"]
new = 0
run_post_install(config, verbose=options["v"], root=options["r"])
for repo in repos:
if v: print(colors.LIGHT_BLACK + f"downloading package lists for {repo}...")
packages, speeds = sync_packages(repo, sources, verbose=v)
if v: print(colors.LIGHT_BLACK + f"downloaded {len(packages)} packages from {len(sources)} sources")
sorted(speeds)
with open(config["dir"]["sources"], "w") as file:
for source,ping in speeds.items():
file.write(f"{source} {ping}\n")
repo_dir = os.path.join(config["dir"]["packages"], repo)
if os.path.exists(repo_dir):
shutil.rmtree(repo_dir)
# find the most popular hash to use
done = 0
total = len(packages.items())
for package, versions in packages.items():
info = validate_package(package, versions, repo, verbose=v)
if not save_package(package, info, repo_dir):
new += 1
done += 1
util.loading_bar(done, total, f"Syncing {repo}")
util.loading_bar(total, total, f"Synced {repo}")
print(colors.RESET)
# this isnt new updates for install, this is new packages
#if new > 0:
# util.fill_line(f"There are {new} new updates", colors.LIGHT_GREEN)
def import_key(name, url, config, verbose=False, root="/"):
keychain_dir = util.add_path(root, config["dir"]["keychain"])
util.mkdir(keychain_dir)
key_path = os.path.join(keychain_dir, name + ".pub")
if os.path.exists(key_path):
print(colors.RED + f"Skipping existing key with name {name}")
else:
try:
key_path = util.curl_to_file(url, key_path)
print(colors.GREEN + f"Imported {name}.pub")
except Exception as e:
print(colors.RED + f"Failed to import key:", colors.RED + str(e))
def keyimport(args, options, config):
if len(args) > 1:
alias = args[0]
url = args[1]
import_key(alias, url, config, verbose=options["v"], root=options["r"])
else:
print(colors.RED + "Usage: keyimport <alias> <url>")
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