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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 = {}
total = 0
completed = 0
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.BG_RED + f"No packages found in {source}/{repo}" + colors.RESET)
total += len(listed)
for p in listed:
if not p in packages:
packages[p] = []
packages[p].append((listed[p], source))
completed += 1
util.loading_bar(completed, total, f"Syncing {repo}")
return packages, speeds
def validate_packages(packages, repo, verbose=False):
output = {}
completed = 0
total = len(packages)
for package, versions in packages.items():
popularity = {}
for v in versions:
checksum = v[0]
source = v[1]
if not checksum in popularity:
popularity[checksum] = 0
popularity[checksum] += 1
most_popular = sorted(popularity)[0]
# change the packages dict to list all the sources
output[package] = {
"checksum": most_popular,
"sources" : [v[1] for v in versions if v[0] == most_popular]
}
completed += 1
util.loading_bar(completed, total, f"Validating {repo}")
return output
def save_package_list(validated, location):
util.mkdir(location)
for package,info in validated.items():
package_file = os.path.join(location, package)
content = ""
with open(package_file, "w") as file:
file.write("checksum=" + info["checksum"] + "\n")
file.write("sources=" + " ".join([source for source in info["sources"]]))
###### !!! #######
# THIS SHOULD BE A USER ACTION
# security problem to automatically decide to verify keys
# users should do this manually whenever they add a new source
###### !!! #######
def import_key(source, url, verbose=False):
keyname = "xi.pub"
status, response = curl(url + keyname if url[-1] == "/" else f"/{keyname}")
if status == 200:
key_path = os.path.join(config["dir"]["keychain"], source + ".pub")
with open(key_path, "w"):
key_path.write(key_path)
elif verbose:
print(colors.BG_RED + f"" + colors.RESET)
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"]
# test_sources(sources, config["dir"]["sources"], test_count=int(config["pings"]))
for repo in repos:
packages, speeds = sync_packages(repo, sources, verbose=v)
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
validated = validate_packages(packages, repo, verbose=v)
save_package_list(validated, os.path.join(config["dir"]["packages"], repo))
num_packages = len(validated)
util.loading_bar(num_packages, num_packages, f"Synced {repo}")
print(colors.RESET)
#total = len(sources)
#completed = 0
#for source, url in sources:
#compelted += 1
#util.loading_bar(completed, total, f"Importing keys")
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