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import os
import util
import colors
import time
CACHE_DIR = "/var/cache/xipkg"
def list_packages(url):
start = time.time()
status, response = util.curl(url + "/packages.list")
duration = (time.time() - start) * 1000
if status != 200:
return {}, -1
else:
duration /= len(response)
return {
line.split()[0].split(".")[0]: line.split()[1]
for line in response.split("\n") if len(line.split()) > 0
}, duration
def sync_packages(repo, sources, verbose=False):
packages = {}
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 len(listed) == 0 and verbose:
print(colors.RED + f"No packages found in {source}/{repo}" + colors.RESET)
for p in listed:
if not p in packages:
packages[p] = []
packages[p].append((listed[p], source))
return packages, speeds
def validate_package(package, versions, repo, verbose=False):
popularity = {}
for v in versions:
checksum = v[0]
source = v[1]
if not checksum in popularity:
popularity[checksum] = 0
popularity[checksum] += 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
return {
"checksum": most_popular,
"sources" : sources
}
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("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
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")
# 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, os.path.join(config["dir"]["packages"], repo)):
new += 1
done += 1
util.loading_bar(done, total, f"Syncing {repo}")
util.loading_bar(total, total, f"Synced {repo}")
print(colors.RESET)
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.DARK_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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