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forked from brl/citadel
citadel/poky/bitbake/lib/bblayers/layerindex.py

272 lines
12 KiB
Python

import argparse
import http.client
import json
import logging
import os
import subprocess
import urllib.parse
from bblayers.action import ActionPlugin
logger = logging.getLogger('bitbake-layers')
def plugin_init(plugins):
return LayerIndexPlugin()
class LayerIndexPlugin(ActionPlugin):
"""Subcommands for interacting with the layer index.
This class inherits ActionPlugin to get do_add_layer.
"""
def get_json_data(self, apiurl):
proxy_settings = os.environ.get("http_proxy", None)
conn = None
_parsedurl = urllib.parse.urlparse(apiurl)
path = _parsedurl.path
query = _parsedurl.query
def parse_url(url):
parsedurl = urllib.parse.urlparse(url)
if parsedurl.netloc[0] == '[':
host, port = parsedurl.netloc[1:].split(']', 1)
if ':' in port:
port = port.rsplit(':', 1)[1]
else:
port = None
else:
if parsedurl.netloc.count(':') == 1:
(host, port) = parsedurl.netloc.split(":")
else:
host = parsedurl.netloc
port = None
return (host, 80 if port is None else int(port))
if proxy_settings is None:
host, port = parse_url(apiurl)
conn = http.client.HTTPConnection(host, port)
conn.request("GET", path + "?" + query)
else:
host, port = parse_url(proxy_settings)
conn = http.client.HTTPConnection(host, port)
conn.request("GET", apiurl)
r = conn.getresponse()
if r.status != 200:
raise Exception("Failed to read " + path + ": %d %s" % (r.status, r.reason))
return json.loads(r.read().decode())
def get_layer_deps(self, layername, layeritems, layerbranches, layerdependencies, branchnum, selfname=False):
def layeritems_info_id(items_name, layeritems):
litems_id = None
for li in layeritems:
if li['name'] == items_name:
litems_id = li['id']
break
return litems_id
def layerbranches_info(items_id, layerbranches):
lbranch = {}
for lb in layerbranches:
if lb['layer'] == items_id and lb['branch'] == branchnum:
lbranch['id'] = lb['id']
lbranch['vcs_subdir'] = lb['vcs_subdir']
break
return lbranch
def layerdependencies_info(lb_id, layerdependencies):
ld_deps = []
for ld in layerdependencies:
if ld['layerbranch'] == lb_id and not ld['dependency'] in ld_deps:
ld_deps.append(ld['dependency'])
if not ld_deps:
logger.error("The dependency of layerDependencies is not found.")
return ld_deps
def layeritems_info_name_subdir(items_id, layeritems):
litems = {}
for li in layeritems:
if li['id'] == items_id:
litems['vcs_url'] = li['vcs_url']
litems['name'] = li['name']
break
return litems
if selfname:
selfid = layeritems_info_id(layername, layeritems)
lbinfo = layerbranches_info(selfid, layerbranches)
if lbinfo:
selfsubdir = lbinfo['vcs_subdir']
else:
logger.error("%s is not found in the specified branch" % layername)
return
selfurl = layeritems_info_name_subdir(selfid, layeritems)['vcs_url']
if selfurl:
return selfurl, selfsubdir
else:
logger.error("Cannot get layer %s git repo and subdir" % layername)
return
ldict = {}
itemsid = layeritems_info_id(layername, layeritems)
if not itemsid:
return layername, None
lbid = layerbranches_info(itemsid, layerbranches)
if lbid:
lbid = layerbranches_info(itemsid, layerbranches)['id']
else:
logger.error("%s is not found in the specified branch" % layername)
return None, None
for dependency in layerdependencies_info(lbid, layerdependencies):
lname = layeritems_info_name_subdir(dependency, layeritems)['name']
lurl = layeritems_info_name_subdir(dependency, layeritems)['vcs_url']
lsubdir = layerbranches_info(dependency, layerbranches)['vcs_subdir']
ldict[lname] = lurl, lsubdir
return None, ldict
def get_fetch_layer(self, fetchdir, url, subdir, fetch_layer):
layername = self.get_layer_name(url)
if os.path.splitext(layername)[1] == '.git':
layername = os.path.splitext(layername)[0]
repodir = os.path.join(fetchdir, layername)
layerdir = os.path.join(repodir, subdir)
if not os.path.exists(repodir):
if fetch_layer:
result = subprocess.call('git clone %s %s' % (url, repodir), shell = True)
if result:
logger.error("Failed to download %s" % url)
return None, None
else:
return layername, layerdir
else:
logger.plain("Repository %s needs to be fetched" % url)
return layername, layerdir
elif os.path.exists(layerdir):
return layername, layerdir
else:
logger.error("%s is not in %s" % (url, subdir))
return None, None
def do_layerindex_fetch(self, args):
"""Fetches a layer from a layer index along with its dependent layers, and adds them to conf/bblayers.conf.
"""
apiurl = self.tinfoil.config_data.getVar('BBLAYERS_LAYERINDEX_URL')
if not apiurl:
logger.error("Cannot get BBLAYERS_LAYERINDEX_URL")
return 1
else:
if apiurl[-1] != '/':
apiurl += '/'
apiurl += "api/"
apilinks = self.get_json_data(apiurl)
branches = self.get_json_data(apilinks['branches'])
branchnum = 0
for branch in branches:
if branch['name'] == args.branch:
branchnum = branch['id']
break
if branchnum == 0:
validbranches = ', '.join([branch['name'] for branch in branches])
logger.error('Invalid layer branch name "%s". Valid branches: %s' % (args.branch, validbranches))
return 1
ignore_layers = []
for collection in self.tinfoil.config_data.getVar('BBFILE_COLLECTIONS').split():
lname = self.tinfoil.config_data.getVar('BBLAYERS_LAYERINDEX_NAME_%s' % collection)
if lname:
ignore_layers.append(lname)
if args.ignore:
ignore_layers.extend(args.ignore.split(','))
layeritems = self.get_json_data(apilinks['layerItems'])
layerbranches = self.get_json_data(apilinks['layerBranches'])
layerdependencies = self.get_json_data(apilinks['layerDependencies'])
invaluenames = []
repourls = {}
printlayers = []
def query_dependencies(layers, layeritems, layerbranches, layerdependencies, branchnum):
depslayer = []
for layername in layers:
invaluename, layerdict = self.get_layer_deps(layername, layeritems, layerbranches, layerdependencies, branchnum)
if layerdict:
repourls[layername] = self.get_layer_deps(layername, layeritems, layerbranches, layerdependencies, branchnum, selfname=True)
for layer in layerdict:
if not layer in ignore_layers:
depslayer.append(layer)
printlayers.append((layername, layer, layerdict[layer][0], layerdict[layer][1]))
if not layer in ignore_layers and not layer in repourls:
repourls[layer] = (layerdict[layer][0], layerdict[layer][1])
if invaluename and not invaluename in invaluenames:
invaluenames.append(invaluename)
return depslayer
depslayers = query_dependencies(args.layername, layeritems, layerbranches, layerdependencies, branchnum)
while depslayers:
depslayer = query_dependencies(depslayers, layeritems, layerbranches, layerdependencies, branchnum)
depslayers = depslayer
if invaluenames:
for invaluename in invaluenames:
logger.error('Layer "%s" not found in layer index' % invaluename)
return 1
logger.plain("%s %s %s %s" % ("Layer".ljust(19), "Required by".ljust(19), "Git repository".ljust(54), "Subdirectory"))
logger.plain('=' * 115)
for layername in args.layername:
layerurl = repourls[layername]
logger.plain("%s %s %s %s" % (layername.ljust(20), '-'.ljust(20), layerurl[0].ljust(55), layerurl[1]))
printedlayers = []
for layer, dependency, gitrepo, subdirectory in printlayers:
if dependency in printedlayers:
continue
logger.plain("%s %s %s %s" % (dependency.ljust(20), layer.ljust(20), gitrepo.ljust(55), subdirectory))
printedlayers.append(dependency)
if repourls:
fetchdir = self.tinfoil.config_data.getVar('BBLAYERS_FETCH_DIR')
if not fetchdir:
logger.error("Cannot get BBLAYERS_FETCH_DIR")
return 1
if not os.path.exists(fetchdir):
os.makedirs(fetchdir)
addlayers = []
for repourl, subdir in repourls.values():
name, layerdir = self.get_fetch_layer(fetchdir, repourl, subdir, not args.show_only)
if not name:
# Error already shown
return 1
addlayers.append((subdir, name, layerdir))
if not args.show_only:
for subdir, name, layerdir in set(addlayers):
if os.path.exists(layerdir):
if subdir:
logger.plain("Adding layer \"%s\" to conf/bblayers.conf" % subdir)
else:
logger.plain("Adding layer \"%s\" to conf/bblayers.conf" % name)
localargs = argparse.Namespace()
localargs.layerdir = layerdir
localargs.force = args.force
self.do_add_layer(localargs)
else:
break
def do_layerindex_show_depends(self, args):
"""Find layer dependencies from layer index.
"""
args.show_only = True
args.ignore = []
self.do_layerindex_fetch(args)
def register_commands(self, sp):
parser_layerindex_fetch = self.add_command(sp, 'layerindex-fetch', self.do_layerindex_fetch)
parser_layerindex_fetch.add_argument('-n', '--show-only', help='show dependencies and do nothing else', action='store_true')
parser_layerindex_fetch.add_argument('-b', '--branch', help='branch name to fetch (default %(default)s)', default='master')
parser_layerindex_fetch.add_argument('-i', '--ignore', help='assume the specified layers do not need to be fetched/added (separate multiple layers with commas, no spaces)', metavar='LAYER')
parser_layerindex_fetch.add_argument('layername', nargs='+', help='layer to fetch')
parser_layerindex_show_depends = self.add_command(sp, 'layerindex-show-depends', self.do_layerindex_show_depends)
parser_layerindex_show_depends.add_argument('-b', '--branch', help='branch name to fetch (default %(default)s)', default='master')
parser_layerindex_show_depends.add_argument('layername', nargs='+', help='layer to query')