Merge branch 'dev'

This commit is contained in:
bigeagle 2017-12-04 18:04:47 +08:00
commit b36754688e
3 changed files with 196 additions and 222 deletions

196
anaconda.py Normal file
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#!/usr/bin/env python3
import os
import json
import hashlib
import tempfile
import shutil
import logging
import subprocess as sp
from pathlib import Path
from email.utils import parsedate_to_datetime
import requests
from pyquery import PyQuery as pq
DEFAULT_CONDA_REPO_BASE="https://repo.continuum.io"
DEFAULT_CONDA_CLOUD_BASE="https://conda.anaconda.org"
CONDA_REPO_BASE_URL=os.getenv("CONDA_REPO_URL", "https://repo.continuum.io")
CONDA_CLOUD_BASE_URL=os.getenv("CONDA_COULD_URL", "https://conda.anaconda.org")
WORKING_DIR = os.getenv("TUNASYNC_WORKING_DIR")
CONDA_REPOS=("main", "free", "r", "mro", "pro")
CONDA_ARCHES=(
"noarch", "linux-64", "linux-32", "linux-armv6l", "linux-armv7l",
"linux-ppc64le", "osx-64", "osx-32", "win-64", "win-32"
)
CONDA_CLOUD_REPOS=(
"conda-forge/linux-64", "conda-forge/osx-64", "conda-forge/win-64", "conda-forge/noarch",
"msys2/win-64", "msys2/noarch",
"bioconda/noarch", "bioconda/linux-64", "bioconda/osx-64",
"menpo/linux-64", "menpo/osx-64", "menpo/win-64", "menpo/win-32", "menpo/noarch",
)
logging.basicConfig(
level=logging.INFO,
format="[%(asctime)s] [%(levelname)s] %(message)s",
)
def md5_check(file: Path, md5: str=None):
m = hashlib.md5()
with file.open('rb') as f:
while True:
buf = f.read(1*1024*1024)
if not buf:
break
m.update(buf)
return m.hexdigest() == md5
def curl_download(remote_url: str, dst_file: Path, md5: str=None):
sp.check_call([
"curl", "-o", str(dst_file),
"-sL", "--remote-time", "--show-error",
"--fail", remote_url,
])
if md5 and (not md5_check(dst_file, md5)):
return "MD5 mismatch"
def sync_repo(repo_url: str, local_dir: Path, tmpdir: Path):
logging.info("Start syncing {}".format(repo_url))
local_dir.mkdir(parents=True, exist_ok=True)
repodata_url = repo_url + '/repodata.json'
bz2_repodata_url = repo_url + '/repodata.json.bz2'
tmp_repodata = tmpdir / "repodata.json"
tmp_bz2_repodata = tmpdir / "repodata.json.bz2"
curl_download(repodata_url, tmp_repodata)
curl_download(bz2_repodata_url, tmp_bz2_repodata)
with tmp_repodata.open() as f:
repodata = json.load(f)
packages = repodata['packages']
for filename, meta in packages.items():
file_size, md5 = meta['size'], meta['md5']
pkg_url = '/'.join([repo_url, filename])
dst_file = local_dir / filename
if dst_file.is_file():
stat = dst_file.stat()
local_filesize = stat.st_size
if file_size == local_filesize:
logging.info("Skipping {}".format(filename))
continue
dst_file.unlink()
for retry in range(3):
logging.info("Downloading {}".format(filename))
err = curl_download(pkg_url, dst_file, md5=md5)
if err is None:
break
logging.error("Failed to download {}: {}".format(filename, err))
shutil.move(str(tmp_repodata), str(local_dir / "repodata.json"))
shutil.move(str(tmp_bz2_repodata), str(local_dir / "repodata.json.bz2"))
def sync_installer(repo_url, local_dir: Path):
logging.info("Start syncing {}".format(repo_url))
local_dir.mkdir(parents=True, exist_ok=True)
def remote_list():
r = requests.get(repo_url)
d = pq(r.content)
for tr in d('table').find('tr'):
tds = pq(tr).find('td')
if len(tds) != 4:
continue
fname = tds[0].find('a').text
md5 = tds[3].text
yield (fname, md5)
for filename, md5 in remote_list():
pkg_url = "/".join([repo_url, filename])
dst_file = local_dir / filename
if dst_file.is_file():
r = requests.head(pkg_url)
remote_filesize = int(r.headers['content-length'])
remote_date = parsedate_to_datetime(r.headers['last-modified'])
stat = dst_file.stat()
local_filesize = stat.st_size
local_mtime = stat.st_mtime
if remote_filesize == local_filesize and remote_date.timestamp() == local_mtime:
logging.info("Skipping {}".format(filename))
continue
dst_file.unlink()
for retry in range(3):
logging.info("Downloading {}".format(filename))
err = curl_download(pkg_url, dst_file, md5=md5)
if err is None:
break
logging.error("Failed to download {}: {}".format(filename, err))
def main():
import argparse
parser = argparse.ArgumentParser()
parser.add_argument("--working-dir", default=WORKING_DIR)
args = parser.parse_args()
if args.working_dir is None:
raise Exception("Working Directory is None")
working_dir = Path(args.working_dir)
for dist in ("archive", "miniconda"):
remote_url = "{}/{}".format(CONDA_REPO_BASE_URL, dist)
local_dir = working_dir / dist
try:
sync_installer(remote_url, local_dir)
except Exception:
logging.exception("Failed to sync installers of {}".format(dist))
for repo in CONDA_REPOS:
for arch in CONDA_ARCHES:
remote_url = "{}/pkgs/{}/{}".format(CONDA_REPO_BASE_URL, repo, arch)
local_dir = working_dir / "pkgs" / repo / arch
tmpdir = tempfile.mkdtemp()
try:
sync_repo(remote_url, local_dir, Path(tmpdir))
except Exception:
logging.exception("Failed to sync repo: {}/{}".format(repo, arch))
finally:
shutil.rmtree(tmpdir)
for repo in CONDA_CLOUD_REPOS:
remote_url = "{}/{}".format(CONDA_CLOUD_BASE_URL, repo)
local_dir = working_dir / "cloud" / repo
tmpdir = tempfile.mkdtemp()
try:
sync_repo(remote_url, local_dir, Path(tmpdir))
except Exception:
logging.exception("Failed to sync repo: {}/{}".format(repo, arch))
finally:
shutil.rmtree(tmpdir)
if __name__ == "__main__":
main()
# vim: ts=4 sw=4 sts=4 expandtab

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#!/bin/bash
# requires: wget, lftp, jq, python3.5, lxml, pyquery
set -e
set -u
set -o pipefail
_here=`dirname $(realpath $0)`
HTMLPARSE="${_here}/helpers/anaconda-filelist.py"
DEFAULT_CONDA_REPO_BASE="https://repo.continuum.io"
DEFAULT_CONDA_CLOUD_BASE="https://conda.anaconda.org"
CONDA_REPO_BASE="${CONDA_REPO_BASE:-$DEFAULT_CONDA_REPO_BASE}"
CONDA_CLOUD_BASE="${CONDA_CLOUD_BASE:-$DEFAULT_CONDA_CLOUD_BASE}"
LOCAL_DIR_BASE="${TUNASYNC_WORKING_DIR}"
TMP_DIR=$(mktemp -d)
CONDA_REPOS=("main" "free" "r" "mro" "pro")
CONDA_ARCHES=("noarch" "linux-64" "linux-32" "linux-armv6l" "linux-armv7l" "linux-ppc64le" "osx-64" "osx-32" "win-64" "win-32")
CONDA_CLOUD_REPOS=(
"conda-forge/linux-64" "conda-forge/osx-64" "conda-forge/win-64" "conda-forge/noarch"
"msys2/win-64" "msys2/noarch"
"bioconda/noarch" "bioconda/linux-64" "bioconda/osx-64"
"menpo/linux-64" "menpo/osx-64" "menpo/win-64" "menpo/win-32" "menpo/noarch"
)
EXIT_STATUS=0
EXIT_MSG=""
function check-and-download () {
remote_file=$1
local_file=$2
wget -q --spider ${remote_file}
if [ $? -eq 0 ]; then
echo "downloading ${remote_file}"
wget -q -O ${local_file} ${remote_file}
return
fi
return 1
}
function cleanup () {
echo "cleaning up"
[[ -d ${TMP_DIR} ]] && {
[[ -f ${TMP_DIR}/repodata.json ]] && rm ${TMP_DIR}/repodata.json
[[ -f ${TMP_DIR}/repodata.json.bz2 ]] && rm ${TMP_DIR}/repodata.json.bz2
[[ -f ${TMP_DIR}/failed ]] && rm ${TMP_DIR}/failed
rmdir ${TMP_DIR}
}
}
function download-with-checksum () {
local pkg_url=$1
local dest_file=$2
local pkgmd5=$3
local declare downloaded=false
local trials=0
while [[ $downloaded != true ]]; do
echo "downloading ${pkg_url}"
wget -q -O ${dest_file} ${pkg_url} && {
# two space for md5sum check format
{ md5sum -c - < <(echo "${pkgmd5} ${dest_file}"); } && downloaded=true || trials=$((trials + 1))
} || {
trials=$((trials + 1))
}
if (( $trials > 3 )); then
return 1
fi
done
return 0
}
trap cleanup EXIT
function sync_installer () {
repo_url="$1"
repo_dir="$2"
[[ ! -d "$repo_dir" ]] && mkdir -p "$repo_dir"
cd $repo_dir
while read -a tokens; do
fname=${tokens[0]}
pkgmd5=${tokens[2]}
dest_file="${repo_dir}${fname}"
pkg_url="${repo_url}${fname}"
pkgsize=`curl --head -s ${pkg_url} | grep 'Content-Length' | awk '{print $2}' | tr -d '\r'`
if [[ -f ${dest_file} ]]; then
rsize=`stat -c "%s" ${dest_file}`
if (( ${rsize} == ${pkgsize} )); then
echo "Skipping ${fname}, size ${pkgsize}"
continue
fi
fi
download-with-checksum ${pkg_url} ${dest_file} ${pkgmd5} || {
echo "Failed to download ${pkg_url}: checksum mismatch"
echo ${pkg_url} >> ${TMP_DIR}/failed
EXIT_STATUS=2
EXIT_MSG="some files has bad checksum."
}
done < <(wget -O- ${repo_url} | $HTMLPARSE)
}
function sync_repo () {
local repo_url="$1"
local local_dir="$2"
[[ ! -d ${local_dir} ]] && mkdir -p ${local_dir}
repodata_url="${repo_url}/repodata.json"
bz2_repodata_url="${repo_url}/repodata.json.bz2"
tmp_repodata="${TMP_DIR}/repodata.json"
tmp_bz2_repodata="${TMP_DIR}/repodata.json.bz2"
check-and-download ${repodata_url} ${tmp_repodata}
check-and-download ${bz2_repodata_url} ${tmp_bz2_repodata}
jq_cmd='.packages | to_entries[] | [.key, .value.size, .value.md5] | map(tostring) | join(" ")'
while read line; do
read -a tokens <<< $line
pkgfile=${tokens[0]}
pkgsize=${tokens[1]}
pkgmd5=${tokens[2]}
pkg_url="${repo_url}/${pkgfile}"
dest_file="${local_dir}/${pkgfile}"
if [[ -f ${dest_file} ]]; then
rsize=`stat -c "%s" ${dest_file}`
if (( ${rsize} == ${pkgsize} )); then
echo "Skipping ${pkgfile}, size ${pkgsize}"
continue
fi
fi
download-with-checksum ${pkg_url} ${dest_file} ${pkgmd5} || {
echo "Failed to download ${pkg_url}: checksum mismatch"
echo ${pkg_url} >> ${TMP_DIR}/failed
EXIT_MSG="some files has bad checksum."
}
done < <(bzip2 -c -d ${tmp_bz2_repodata} | jq -r "${jq_cmd}")
mv -f "${TMP_DIR}/repodata.json" "${local_dir}/repodata.json"
mv -f "${TMP_DIR}/repodata.json.bz2" "${local_dir}/repodata.json.bz2"
}
sync_installer "${CONDA_REPO_BASE}/archive/" "${LOCAL_DIR_BASE}/archive/"
sync_installer "${CONDA_REPO_BASE}/miniconda/" "${LOCAL_DIR_BASE}/miniconda/"
for repo in ${CONDA_REPOS[@]}; do
for arch in ${CONDA_ARCHES[@]}; do
remote_url="${CONDA_REPO_BASE}/pkgs/$repo/$arch"
local_dir="${LOCAL_DIR_BASE}/pkgs/$repo/$arch"
sync_repo "${remote_url}" "${local_dir}" || true
done
done
for repo in ${CONDA_CLOUD_REPOS[@]}; do
remote_url="${CONDA_CLOUD_BASE}/${repo}"
local_dir="${LOCAL_DIR_BASE}/cloud/${repo}"
sync_repo "${remote_url}" "${local_dir}" || true
done
[[ -f ${TMP_DIR}/failed ]] && {
echo "failed to download following packages:"
cat ${TMP_DIR}/failed
mv ${TMP_DIR}/failed ${LOCAL_DIR_BASE}/failed_packages.txt
}
[[ -z $EXIT_MSG ]] || echo $EXIT_MSG
exit $EXIT_STATUS

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#!/usr/bin/env python3
from datetime import datetime
from pyquery import PyQuery as pq
def get_filelist(htmlstring):
d = pq(htmlstring)
for tr in d('table').find('tr'):
tds = pq(tr).find('td')
if len(tds) != 4:
continue
fname = tds[0].find('a').text
mdate = tds[2].text
md5 = tds[3].text
ts = datetime.strptime(mdate, "%Y-%m-%d %H:%M:%S").strftime("%s")
yield (fname, ts, md5)
if __name__ == "__main__":
import argparse
import fileinput
parser = argparse.ArgumentParser()
parser.add_argument("htmlfile", nargs='?', default="-")
args = parser.parse_args()
if args.htmlfile == "-":
htmlstring = '\n'.join([line for line in fileinput.input()])
else:
with open(args.htmlfile) as f:
htmlstring = f.read()
for file_record in get_filelist(htmlstring):
print("\t".join(file_record))
# vim: ts=4 sw=4 sts=4 expandtab