mirror of
https://gitlab.archlinux.org/archlinux/aurweb.git
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31cda618ca
* Transform into valid Python 3.x code using 2to3. * Change shebang from "/usr/bin/python2" to "/usr/bin/python3". * Invoke with "python3" instead of "python2" in "reloadtestdb.sh". Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>
279 lines
8.3 KiB
Python
Executable file
279 lines
8.3 KiB
Python
Executable file
#!/usr/bin/python3
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"""
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usage: gendummydata.py outputfilename.sql
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"""
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#
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# This script seeds the AUR database with dummy data for
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# use during development/testing. It uses random entries
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# from /usr/share/dict/words to create user accounts and
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# package names. It generates the SQL statements to
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# insert these users/packages into the AUR database.
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#
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import random
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import time
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import os
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import sys
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import io
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import subprocess
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import logging
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LOG_LEVEL = logging.DEBUG # logging level. set to logging.INFO to reduce output
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SEED_FILE = "/usr/share/dict/words"
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DB_HOST = os.getenv("DB_HOST", "localhost")
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DB_NAME = os.getenv("DB_NAME", "AUR")
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DB_USER = os.getenv("DB_USER", "aur")
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DB_PASS = os.getenv("DB_PASS", "aur")
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USER_ID = 5 # Users.ID of first bogus user
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PKG_ID = 1 # Packages.ID of first package
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MAX_USERS = 300 # how many users to 'register'
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MAX_DEVS = .1 # what percentage of MAX_USERS are Developers
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MAX_TUS = .2 # what percentage of MAX_USERS are Trusted Users
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MAX_PKGS = 900 # how many packages to load
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PKG_FILES = (8, 30) # min/max number of files in a package
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PKG_DEPS = (1, 5) # min/max depends a package has
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PKG_SRC = (1, 3) # min/max sources a package has
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PKG_CMNTS = (1, 5) # min/max number of comments a package has
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CATEGORIES_COUNT = 17 # the number of categories from aur-schema
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VOTING = (0, .30) # percentage range for package voting
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RANDOM_PATHS = ( # random path locations for package files
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"/usr/bin", "/usr/lib", "/etc", "/etc/rc.d", "/usr/share", "/lib",
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"/var/spool", "/var/log", "/usr/sbin", "/opt", "/usr/X11R6/bin",
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"/usr/X11R6/lib", "/usr/libexec", "/usr/man/man1", "/usr/man/man3",
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"/usr/man/man5", "/usr/X11R6/man/man1", "/etc/profile.d"
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)
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RANDOM_TLDS = ("edu", "com", "org", "net", "tw", "ru", "pl", "de", "es")
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RANDOM_URL = ("http://www.", "ftp://ftp.", "http://", "ftp://")
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RANDOM_LOCS = ("pub", "release", "files", "downloads", "src")
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FORTUNE_CMD = "/usr/bin/fortune -l"
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# setup logging
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logformat = "%(levelname)s: %(message)s"
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logging.basicConfig(format=logformat, level=LOG_LEVEL)
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log = logging.getLogger()
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if len(sys.argv) != 2:
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log.error("Missing output filename argument")
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raise SystemExit
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# make sure the seed file exists
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#
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if not os.path.exists(SEED_FILE):
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log.error("Please install the 'words' Arch package")
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raise SystemExit
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# track what users/package names have been used
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#
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seen_users = {}
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seen_pkgs = {}
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user_keys = []
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# some functions to generate random data
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#
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def genVersion():
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ver = []
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ver.append("%d" % random.randrange(0,10))
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ver.append("%d" % random.randrange(0,20))
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if random.randrange(0,2) == 0:
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ver.append("%d" % random.randrange(0,100))
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return ".".join(ver) + "-u%d" % random.randrange(1,11)
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def genCategory():
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return random.randrange(1,CATEGORIES_COUNT)
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def genUID():
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return seen_users[user_keys[random.randrange(0,len(user_keys))]]
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# load the words, and make sure there are enough words for users/pkgs
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#
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log.debug("Grabbing words from seed file...")
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fp = open(SEED_FILE, "r")
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contents = fp.readlines()
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fp.close()
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if MAX_USERS > len(contents):
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MAX_USERS = len(contents)
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if MAX_PKGS > len(contents):
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MAX_PKGS = len(contents)
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if len(contents) - MAX_USERS > MAX_PKGS:
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need_dupes = 0
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else:
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need_dupes = 1
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# select random usernames
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#
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log.debug("Generating random user names...")
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user_id = USER_ID
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while len(seen_users) < MAX_USERS:
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user = random.randrange(0, len(contents))
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word = contents[user].replace("'", "").replace(".","").replace(" ", "_")
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word = word.strip().lower()
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if word not in seen_users:
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seen_users[word] = user_id
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user_id += 1
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user_keys = list(seen_users.keys())
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# select random package names
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#
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log.debug("Generating random package names...")
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num_pkgs = PKG_ID
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while len(seen_pkgs) < MAX_PKGS:
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pkg = random.randrange(0, len(contents))
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word = contents[pkg].replace("'", "").replace(".","").replace(" ", "_")
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word = word.strip().lower()
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if not need_dupes:
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if word not in seen_pkgs and word not in seen_users:
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seen_pkgs[word] = num_pkgs
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num_pkgs += 1
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else:
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if word not in seen_pkgs:
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seen_pkgs[word] = num_pkgs
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num_pkgs += 1
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# free up contents memory
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#
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contents = None
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# developer/tu IDs
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#
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developers = []
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trustedusers = []
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has_devs = 0
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has_tus = 0
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# Just let python throw the errors if any happen
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#
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out = open(sys.argv[1], "w")
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out.write("BEGIN;\n")
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# Begin by creating the User statements
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#
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log.debug("Creating SQL statements for users.")
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for u in user_keys:
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account_type = 1 # default to normal user
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if not has_devs or not has_tus:
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account_type = random.randrange(1, 4)
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if account_type == 3 and not has_devs:
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# this will be a dev account
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#
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developers.append(seen_users[u])
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if len(developers) >= MAX_DEVS * MAX_USERS:
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has_devs = 1
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elif account_type == 2 and not has_tus:
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# this will be a trusted user account
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#
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trustedusers.append(seen_users[u])
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if len(trustedusers) >= MAX_TUS * MAX_USERS:
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has_tus = 1
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else:
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# a normal user account
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#
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pass
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s = ("INSERT INTO Users (ID, AccountTypeID, Username, Email, Passwd)"
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" VALUES (%d, %d, '%s', '%s@example.com', MD5('%s'));\n")
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s = s % (seen_users[u], account_type, u, u, u)
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out.write(s)
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log.debug("Number of developers: %d" % len(developers))
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log.debug("Number of trusted users: %d" % len(trustedusers))
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log.debug("Number of users: %d" % (MAX_USERS-len(developers)-len(trustedusers)))
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log.debug("Number of packages: %d" % MAX_PKGS)
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# Create the package statements
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#
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log.debug("Creating SQL statements for packages.")
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count = 0
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for p in list(seen_pkgs.keys()):
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NOW = int(time.time())
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if count % 2 == 0:
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muid = developers[random.randrange(0,len(developers))]
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else:
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muid = trustedusers[random.randrange(0,len(trustedusers))]
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if count % 20 == 0: # every so often, there are orphans...
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muid = 0
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uuid = genUID() # the submitter/user
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if muid == 0:
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s = ("INSERT INTO Packages (ID, Name, Version, CategoryID,"
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" SubmittedTS, SubmitterUID, MaintainerUID) VALUES"
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" (%d, '%s', '%s', %d, %d, %d, NULL);\n")
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s = s % (seen_pkgs[p], p, genVersion(), genCategory(), NOW, uuid)
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else:
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s = ("INSERT INTO Packages (ID, Name, Version, CategoryID,"
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" SubmittedTS, SubmitterUID, MaintainerUID) VALUES "
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" (%d, '%s', '%s', %d, %d, %d, %d);\n")
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s = s % (seen_pkgs[p], p, genVersion(), genCategory(), NOW, uuid, muid)
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out.write(s)
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count += 1
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# create random comments for this package
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#
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num_comments = random.randrange(PKG_CMNTS[0], PKG_CMNTS[1])
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for i in range(0, num_comments):
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fortune = subprocess.getoutput(FORTUNE_CMD).replace("'","")
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now = NOW + random.randrange(400, 86400*3)
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s = ("INSERT INTO PackageComments (PackageID, UsersID,"
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" Comments, CommentTS) VALUES (%d, %d, '%s', %d);\n")
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s = s % (seen_pkgs[p], genUID(), fortune, now)
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out.write(s)
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# Cast votes
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#
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track_votes = {}
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log.debug("Casting votes for packages.")
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for u in user_keys:
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num_votes = random.randrange(int(len(seen_pkgs)*VOTING[0]),
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int(len(seen_pkgs)*VOTING[1]))
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pkgvote = {}
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for v in range(num_votes):
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pkg = random.randrange(1, len(seen_pkgs) + 1)
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if pkg not in pkgvote:
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s = ("INSERT INTO PackageVotes (UsersID, PackageID)"
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" VALUES (%d, %d);\n")
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s = s % (seen_users[u], pkg)
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pkgvote[pkg] = 1
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if pkg not in track_votes:
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track_votes[pkg] = 0
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track_votes[pkg] += 1
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out.write(s)
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# Update statements for package votes
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#
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for p in list(track_votes.keys()):
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s = "UPDATE Packages SET NumVotes = %d WHERE ID = %d;\n"
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s = s % (track_votes[p], p)
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out.write(s)
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# Create package dependencies and sources
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#
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log.debug("Creating statements for package depends/sources.")
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for p in list(seen_pkgs.keys()):
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num_deps = random.randrange(PKG_DEPS[0], PKG_DEPS[1])
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this_deps = {}
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i = 0
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while i != num_deps:
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dep = random.choice([k for k in seen_pkgs])
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if dep not in this_deps:
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s = "INSERT INTO PackageDepends VALUES (%d, '%s', NULL);\n"
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s = s % (seen_pkgs[p], dep)
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out.write(s)
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i += 1
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num_sources = random.randrange(PKG_SRC[0], PKG_SRC[1])
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for i in range(num_sources):
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src_file = user_keys[random.randrange(0, len(user_keys))]
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src = "%s%s.%s/%s/%s-%s.tar.gz" % (
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RANDOM_URL[random.randrange(0,len(RANDOM_URL))],
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p, RANDOM_TLDS[random.randrange(0,len(RANDOM_TLDS))],
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RANDOM_LOCS[random.randrange(0,len(RANDOM_LOCS))],
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src_file, genVersion())
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s = "INSERT INTO PackageSources VALUES (%d, '%s');\n"
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s = s % (seen_pkgs[p], src)
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out.write(s)
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# close output file
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#
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out.write("COMMIT;\n")
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out.write("\n")
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out.close()
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log.debug("Done.")
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