Add script to download artifacts for release

download.py

@@ -0,0 +1,88 @@
+#!/usr/bin/env python3
+
+#
+# LMS-BlissMixer
+#
+# Copyright (c) 2022 Craig Drummond <craig.p.drummond@gmail.com>
+# MIT license.
+#
+
+import datetime, os, requests, sys, time
+
+GITHUB_TOKEN_FILE = "%s/.config/github-token" % os.path.expanduser('~')
+GITHUB_REPO = "CDrummond/bliss-analyser"
+GITHUB_ARTIFACTS = ["bliss-analyser-linux", "bliss-analyser-mac", "bliss-analyser-windows"]
+
+def info(s):
+    print("INFO: %s" %s)
+
+
+def error(s):
+    print("ERROR: %s" % s)
+    exit(-1)
+
+
+def usage():
+    print("Usage: %s <major>.<minor>.<patch>" % sys.argv[0])
+    exit(-1)
+
+
+def to_time(tstr):
+    return time.mktime(datetime.datetime.strptime(tstr, "%Y-%m-%dT%H:%M:%SZ").timetuple())
+
+
+def get_items(repo, artifacts):
+    info("Getting artifact list")
+    js = requests.get("https://api.github.com/repos/%s/actions/artifacts" % repo).json()
+    if js is None or not "artifacts" in js:
+        error("Failed to list artifacts")
+
+    items={}
+    for a in js["artifacts"]:
+        if a["name"] in artifacts and (not a["name"] in items or to_time(a["created_at"])>items[a["name"]]["date"]):
+            items[a["name"]]={"date":to_time(a["created_at"]), "url":a["archive_download_url"]}
+
+    return items
+
+
+def download_artifacts(version):
+    items = get_items(GITHUB_REPO, GITHUB_ARTIFACTS)
+    if len(items)!=len(GITHUB_ARTIFACTS):
+        error("Failed to determine all artifacts")
+    token = None
+    with open(GITHUB_TOKEN_FILE, "r") as f:
+        token = f.readlines()[0].strip()
+    headers = {"Authorization": "token %s" % token};
+
+    for item in items:
+        dest = "%s-%s.zip" % (item, version)
+        info("Downloading %s" % item)
+        r = requests.get(items[item]['url'], headers=headers, stream=True)
+        with open(dest, 'wb') as f:
+            for chunk in r.iter_content(chunk_size=1024*1024): 
+                if chunk:
+                    f.write(chunk)
+        if not os.path.exists(dest):
+            info("Failed to download %s" % item)
+            break
+
+
+def checkVersion(version):
+    try:
+        parts=version.split('.')
+        major=int(parts[0])
+        minor=int(parts[1])
+        patch=int(parts[2])
+    except:
+        error("Invalid version number")
+
+
+if 1==len(sys.argv):
+    usage()
+
+version=sys.argv[1]
+if version!="test":
+    checkVersion(version)
+
+download_artifacts(version)
+