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https://gitlab.archlinux.org/archlinux/aurweb.git
synced 2025-02-03 10:43:03 +01:00
fix(mkpkglists): remove caching
We really need caching for this; however, our current caching method will cause the script to bypass changes to columns if they have nothing to do with IDs. Signed-off-by: Kevin Morris <kevr@0cost.org>
This commit is contained in:
Kevin Morris
parent
cdca8bd295
commit
9f1f399957
1 changed files with 54 additions and 105 deletions
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@ -20,60 +20,23 @@ on the following, right-hand side fields are added to each item.
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import datetime
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import gzip
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import os
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import sys
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from collections import defaultdict
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from decimal import Decimal
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from typing import Tuple
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import orjson
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import aurweb.config
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import aurweb.db
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def state_path(archive: str) -> str:
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# A hard-coded /tmp state directory.
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# TODO: Use Redis cache to store this state after we merge
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# FastAPI into master and removed PHP from the tree.
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return os.path.join("/tmp", os.path.basename(archive) + ".state")
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packagesfile = aurweb.config.get('mkpkglists', 'packagesfile')
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packagesmetafile = aurweb.config.get('mkpkglists', 'packagesmetafile')
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packagesmetaextfile = aurweb.config.get('mkpkglists', 'packagesmetaextfile')
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packages_state = state_path(packagesfile)
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pkgbasefile = aurweb.config.get('mkpkglists', 'pkgbasefile')
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pkgbases_state = state_path(pkgbasefile)
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userfile = aurweb.config.get('mkpkglists', 'userfile')
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users_state = state_path(userfile)
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def should_update(state: str, tablename: str) -> Tuple[bool, int]:
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if aurweb.config.get("database", "backend") != "mysql":
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return (False, 0)
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db_name = aurweb.config.get("database", "name")
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conn = aurweb.db.Connection()
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cur = conn.execute("SELECT auto_increment FROM information_schema.tables "
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"WHERE table_schema = ? AND table_name = ?",
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(db_name, tablename,))
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update_time = cur.fetchone()[0]
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saved_update_time = 0
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if os.path.exists(state):
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with open(state) as f:
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saved_update_time = int(f.read().strip())
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return (saved_update_time == update_time, update_time)
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def update_state(state: str, update_time: int) -> None:
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with open(state, "w") as f:
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f.write(str(update_time))
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TYPE_MAP = {
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@ -197,83 +160,69 @@ def main():
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pkgbaselist_header = "# AUR package base list, generated on " + datestr
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userlist_header = "# AUR user name list, generated on " + datestr
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updated, update_time = should_update(packages_state, "Packages")
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if not updated:
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print("Updating Packages...")
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# Query columns; copied from RPC.
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columns = ("Packages.ID, Packages.Name, "
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"PackageBases.ID AS PackageBaseID, "
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"PackageBases.Name AS PackageBase, "
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"Version, Description, URL, NumVotes, "
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"Popularity, OutOfDateTS AS OutOfDate, "
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"Users.UserName AS Maintainer, "
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"SubmittedTS AS FirstSubmitted, "
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"ModifiedTS AS LastModified")
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# Query columns; copied from RPC.
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columns = ("Packages.ID, Packages.Name, "
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"PackageBases.ID AS PackageBaseID, "
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"PackageBases.Name AS PackageBase, "
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"Version, Description, URL, NumVotes, "
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"Popularity, OutOfDateTS AS OutOfDate, "
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"Users.UserName AS Maintainer, "
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"SubmittedTS AS FirstSubmitted, "
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"ModifiedTS AS LastModified")
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# Perform query.
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cur = conn.execute(f"SELECT {columns} FROM Packages "
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"LEFT JOIN PackageBases "
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"ON PackageBases.ID = Packages.PackageBaseID "
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"LEFT JOIN Users "
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"ON PackageBases.MaintainerUID = Users.ID "
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"WHERE PackageBases.PackagerUID IS NOT NULL")
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# Perform query.
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cur = conn.execute(f"SELECT {columns} FROM Packages "
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"LEFT JOIN PackageBases "
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"ON PackageBases.ID = Packages.PackageBaseID "
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"LEFT JOIN Users "
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"ON PackageBases.MaintainerUID = Users.ID "
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"WHERE PackageBases.PackagerUID IS NOT NULL")
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# Produce packages-meta-v1.json.gz
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output = list()
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snapshot_uri = aurweb.config.get("options", "snapshot_uri")
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for result in cur.fetchall():
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item = {
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column[0]: is_decimal(result[i])
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for i, column in enumerate(cur.description)
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}
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item["URLPath"] = snapshot_uri % item.get("Name")
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output.append(item)
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# Produce packages-meta-v1.json.gz
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output = list()
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snapshot_uri = aurweb.config.get("options", "snapshot_uri")
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for result in cur.fetchall():
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item = {
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column[0]: is_decimal(result[i])
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for i, column in enumerate(cur.description)
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}
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item["URLPath"] = snapshot_uri % item.get("Name")
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output.append(item)
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write_archive(packagesmetafile, output)
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write_archive(packagesmetafile, output)
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# Produce packages-meta-ext-v1.json.gz
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if len(sys.argv) > 1 and sys.argv[1] in EXTENDED_FIELD_HANDLERS:
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f = EXTENDED_FIELD_HANDLERS.get(sys.argv[1])
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data = f()
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# Produce packages-meta-ext-v1.json.gz
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if len(sys.argv) > 1 and sys.argv[1] in EXTENDED_FIELD_HANDLERS:
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f = EXTENDED_FIELD_HANDLERS.get(sys.argv[1])
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data = f()
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default_ = {"Groups": [], "License": [], "Keywords": []}
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for i in range(len(output)):
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data_ = data.get(output[i].get("ID"), default_)
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output[i].update(data_)
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default_ = {"Groups": [], "License": [], "Keywords": []}
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for i in range(len(output)):
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data_ = data.get(output[i].get("ID"), default_)
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output[i].update(data_)
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write_archive(packagesmetaextfile, output)
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write_archive(packagesmetaextfile, output)
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# Produce packages.gz
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with gzip.open(packagesfile, "wb") as f:
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f.write(bytes(pkglist_header + "\n", "UTF-8"))
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f.writelines([
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bytes(x.get("Name") + "\n", "UTF-8")
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for x in output
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])
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# Produce packages.gz
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with gzip.open(packagesfile, "wb") as f:
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f.write(bytes(pkglist_header + "\n", "UTF-8"))
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f.writelines([
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bytes(x.get("Name") + "\n", "UTF-8")
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for x in output
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])
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# Produce pkgbase.gz
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with gzip.open(pkgbasefile, "w") as f:
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f.write(bytes(pkgbaselist_header + "\n", "UTF-8"))
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cur = conn.execute("SELECT Name FROM PackageBases " +
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"WHERE PackagerUID IS NOT NULL")
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f.writelines([bytes(x[0] + "\n", "UTF-8") for x in cur.fetchall()])
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update_state(packages_state, update_time)
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updated, update_time = should_update(pkgbases_state, "PackageBases")
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if not updated:
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print("Updating PackageBases...")
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# Produce pkgbase.gz
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with gzip.open(pkgbasefile, "w") as f:
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f.write(bytes(pkgbaselist_header + "\n", "UTF-8"))
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cur = conn.execute("SELECT Name FROM PackageBases " +
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"WHERE PackagerUID IS NOT NULL")
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f.writelines([bytes(x[0] + "\n", "UTF-8") for x in cur.fetchall()])
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update_state(pkgbases_state, update_time)
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updated, update_time = should_update(users_state, "Users")
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if not updated:
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print("Updating Users...")
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# Produce users.gz
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with gzip.open(userfile, "w") as f:
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f.write(bytes(userlist_header + "\n", "UTF-8"))
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cur = conn.execute("SELECT UserName FROM Users")
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f.writelines([bytes(x[0] + "\n", "UTF-8") for x in cur.fetchall()])
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update_state(users_state, update_time)
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# Produce users.gz
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with gzip.open(userfile, "w") as f:
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f.write(bytes(userlist_header + "\n", "UTF-8"))
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cur = conn.execute("SELECT UserName FROM Users")
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f.writelines([bytes(x[0] + "\n", "UTF-8") for x in cur.fetchall()])
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conn.close()
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