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Diffstat (limited to 'yocto-poky/bitbake/lib/bb/fetch2/__init__.py')
-rw-r--r-- | yocto-poky/bitbake/lib/bb/fetch2/__init__.py | 1773 |
1 files changed, 0 insertions, 1773 deletions
diff --git a/yocto-poky/bitbake/lib/bb/fetch2/__init__.py b/yocto-poky/bitbake/lib/bb/fetch2/__init__.py deleted file mode 100644 index 1fa67020c..000000000 --- a/yocto-poky/bitbake/lib/bb/fetch2/__init__.py +++ /dev/null @@ -1,1773 +0,0 @@ -# ex:ts=4:sw=4:sts=4:et -# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- -""" -BitBake 'Fetch' implementations - -Classes for obtaining upstream sources for the -BitBake build tools. -""" - -# Copyright (C) 2003, 2004 Chris Larson -# Copyright (C) 2012 Intel Corporation -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program; if not, write to the Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -# -# Based on functions from the base bb module, Copyright 2003 Holger Schurig - -from __future__ import absolute_import -from __future__ import print_function -import os, re -import signal -import logging -import urllib -import urlparse -import bb.persist_data, bb.utils -import bb.checksum -from bb import data -import bb.process -import subprocess - -__version__ = "2" -_checksum_cache = bb.checksum.FileChecksumCache() - -logger = logging.getLogger("BitBake.Fetcher") - -try: - import cPickle as pickle -except ImportError: - import pickle - logger.info("Importing cPickle failed. " - "Falling back to a very slow implementation.") - -class BBFetchException(Exception): - """Class all fetch exceptions inherit from""" - def __init__(self, message): - self.msg = message - Exception.__init__(self, message) - - def __str__(self): - return self.msg - -class UntrustedUrl(BBFetchException): - """Exception raised when encountering a host not listed in BB_ALLOWED_NETWORKS""" - def __init__(self, url, message=''): - if message: - msg = message - else: - msg = "The URL: '%s' is not trusted and cannot be used" % url - self.url = url - BBFetchException.__init__(self, msg) - self.args = (url,) - -class MalformedUrl(BBFetchException): - """Exception raised when encountering an invalid url""" - def __init__(self, url, message=''): - if message: - msg = message - else: - msg = "The URL: '%s' is invalid and cannot be interpreted" % url - self.url = url - BBFetchException.__init__(self, msg) - self.args = (url,) - -class FetchError(BBFetchException): - """General fetcher exception when something happens incorrectly""" - def __init__(self, message, url = None): - if url: - msg = "Fetcher failure for URL: '%s'. %s" % (url, message) - else: - msg = "Fetcher failure: %s" % message - self.url = url - BBFetchException.__init__(self, msg) - self.args = (message, url) - -class ChecksumError(FetchError): - """Exception when mismatched checksum encountered""" - def __init__(self, message, url = None, checksum = None): - self.checksum = checksum - FetchError.__init__(self, message, url) - -class NoChecksumError(FetchError): - """Exception when no checksum is specified, but BB_STRICT_CHECKSUM is set""" - -class UnpackError(BBFetchException): - """General fetcher exception when something happens incorrectly when unpacking""" - def __init__(self, message, url): - msg = "Unpack failure for URL: '%s'. %s" % (url, message) - self.url = url - BBFetchException.__init__(self, msg) - self.args = (message, url) - -class NoMethodError(BBFetchException): - """Exception raised when there is no method to obtain a supplied url or set of urls""" - def __init__(self, url): - msg = "Could not find a fetcher which supports the URL: '%s'" % url - self.url = url - BBFetchException.__init__(self, msg) - self.args = (url,) - -class MissingParameterError(BBFetchException): - """Exception raised when a fetch method is missing a critical parameter in the url""" - def __init__(self, missing, url): - msg = "URL: '%s' is missing the required parameter '%s'" % (url, missing) - self.url = url - self.missing = missing - BBFetchException.__init__(self, msg) - self.args = (missing, url) - -class ParameterError(BBFetchException): - """Exception raised when a url cannot be proccessed due to invalid parameters.""" - def __init__(self, message, url): - msg = "URL: '%s' has invalid parameters. %s" % (url, message) - self.url = url - BBFetchException.__init__(self, msg) - self.args = (message, url) - -class NetworkAccess(BBFetchException): - """Exception raised when network access is disabled but it is required.""" - def __init__(self, url, cmd): - msg = "Network access disabled through BB_NO_NETWORK (or set indirectly due to use of BB_FETCH_PREMIRRORONLY) but access requested with command %s (for url %s)" % (cmd, url) - self.url = url - self.cmd = cmd - BBFetchException.__init__(self, msg) - self.args = (url, cmd) - -class NonLocalMethod(Exception): - def __init__(self): - Exception.__init__(self) - - -class URI(object): - """ - A class representing a generic URI, with methods for - accessing the URI components, and stringifies to the - URI. - - It is constructed by calling it with a URI, or setting - the attributes manually: - - uri = URI("http://example.com/") - - uri = URI() - uri.scheme = 'http' - uri.hostname = 'example.com' - uri.path = '/' - - It has the following attributes: - - * scheme (read/write) - * userinfo (authentication information) (read/write) - * username (read/write) - * password (read/write) - - Note, password is deprecated as of RFC 3986. - - * hostname (read/write) - * port (read/write) - * hostport (read only) - "hostname:port", if both are set, otherwise just "hostname" - * path (read/write) - * path_quoted (read/write) - A URI quoted version of path - * params (dict) (read/write) - * query (dict) (read/write) - * relative (bool) (read only) - True if this is a "relative URI", (e.g. file:foo.diff) - - It stringifies to the URI itself. - - Some notes about relative URIs: while it's specified that - a URI beginning with <scheme>:// should either be directly - followed by a hostname or a /, the old URI handling of the - fetch2 library did not comform to this. Therefore, this URI - class has some kludges to make sure that URIs are parsed in - a way comforming to bitbake's current usage. This URI class - supports the following: - - file:relative/path.diff (IETF compliant) - git:relative/path.git (IETF compliant) - git:///absolute/path.git (IETF compliant) - file:///absolute/path.diff (IETF compliant) - - file://relative/path.diff (not IETF compliant) - - But it does not support the following: - - file://hostname/absolute/path.diff (would be IETF compliant) - - Note that the last case only applies to a list of - "whitelisted" schemes (currently only file://), that requires - its URIs to not have a network location. - """ - - _relative_schemes = ['file', 'git'] - _netloc_forbidden = ['file'] - - def __init__(self, uri=None): - self.scheme = '' - self.userinfo = '' - self.hostname = '' - self.port = None - self._path = '' - self.params = {} - self.query = {} - self.relative = False - - if not uri: - return - - # We hijack the URL parameters, since the way bitbake uses - # them are not quite RFC compliant. - uri, param_str = (uri.split(";", 1) + [None])[:2] - - urlp = urlparse.urlparse(uri) - self.scheme = urlp.scheme - - reparse = 0 - - # Coerce urlparse to make URI scheme use netloc - if not self.scheme in urlparse.uses_netloc: - urlparse.uses_params.append(self.scheme) - reparse = 1 - - # Make urlparse happy(/ier) by converting local resources - # to RFC compliant URL format. E.g.: - # file://foo.diff -> file:foo.diff - if urlp.scheme in self._netloc_forbidden: - uri = re.sub("(?<=:)//(?!/)", "", uri, 1) - reparse = 1 - - if reparse: - urlp = urlparse.urlparse(uri) - - # Identify if the URI is relative or not - if urlp.scheme in self._relative_schemes and \ - re.compile("^\w+:(?!//)").match(uri): - self.relative = True - - if not self.relative: - self.hostname = urlp.hostname or '' - self.port = urlp.port - - self.userinfo += urlp.username or '' - - if urlp.password: - self.userinfo += ':%s' % urlp.password - - self.path = urllib.unquote(urlp.path) - - if param_str: - self.params = self._param_str_split(param_str, ";") - if urlp.query: - self.query = self._param_str_split(urlp.query, "&") - - def __str__(self): - userinfo = self.userinfo - if userinfo: - userinfo += '@' - - return "%s:%s%s%s%s%s%s" % ( - self.scheme, - '' if self.relative else '//', - userinfo, - self.hostport, - self.path_quoted, - self._query_str(), - self._param_str()) - - def _param_str(self): - return ( - ''.join([';', self._param_str_join(self.params, ";")]) - if self.params else '') - - def _query_str(self): - return ( - ''.join(['?', self._param_str_join(self.query, "&")]) - if self.query else '') - - def _param_str_split(self, string, elmdelim, kvdelim="="): - ret = {} - for k, v in [x.split(kvdelim, 1) for x in string.split(elmdelim)]: - ret[k] = v - return ret - - def _param_str_join(self, dict_, elmdelim, kvdelim="="): - return elmdelim.join([kvdelim.join([k, v]) for k, v in dict_.items()]) - - @property - def hostport(self): - if not self.port: - return self.hostname - return "%s:%d" % (self.hostname, self.port) - - @property - def path_quoted(self): - return urllib.quote(self.path) - - @path_quoted.setter - def path_quoted(self, path): - self.path = urllib.unquote(path) - - @property - def path(self): - return self._path - - @path.setter - def path(self, path): - self._path = path - - if not path or re.compile("^/").match(path): - self.relative = False - else: - self.relative = True - - @property - def username(self): - if self.userinfo: - return (self.userinfo.split(":", 1))[0] - return '' - - @username.setter - def username(self, username): - password = self.password - self.userinfo = username - if password: - self.userinfo += ":%s" % password - - @property - def password(self): - if self.userinfo and ":" in self.userinfo: - return (self.userinfo.split(":", 1))[1] - return '' - - @password.setter - def password(self, password): - self.userinfo = "%s:%s" % (self.username, password) - -def decodeurl(url): - """Decodes an URL into the tokens (scheme, network location, path, - user, password, parameters). - """ - - m = re.compile('(?P<type>[^:]*)://((?P<user>[^/]+)@)?(?P<location>[^;]+)(;(?P<parm>.*))?').match(url) - if not m: - raise MalformedUrl(url) - - type = m.group('type') - location = m.group('location') - if not location: - raise MalformedUrl(url) - user = m.group('user') - parm = m.group('parm') - - locidx = location.find('/') - if locidx != -1 and type.lower() != 'file': - host = location[:locidx] - path = location[locidx:] - elif type.lower() == 'file': - host = "" - path = location - else: - host = location - path = "" - if user: - m = re.compile('(?P<user>[^:]+)(:?(?P<pswd>.*))').match(user) - if m: - user = m.group('user') - pswd = m.group('pswd') - else: - user = '' - pswd = '' - - p = {} - if parm: - for s in parm.split(';'): - if s: - if not '=' in s: - raise MalformedUrl(url, "The URL: '%s' is invalid: parameter %s does not specify a value (missing '=')" % (url, s)) - s1, s2 = s.split('=') - p[s1] = s2 - - return type, host, urllib.unquote(path), user, pswd, p - -def encodeurl(decoded): - """Encodes a URL from tokens (scheme, network location, path, - user, password, parameters). - """ - - type, host, path, user, pswd, p = decoded - - if not path: - raise MissingParameterError('path', "encoded from the data %s" % str(decoded)) - if not type: - raise MissingParameterError('type', "encoded from the data %s" % str(decoded)) - url = '%s://' % type - if user and type != "file": - url += "%s" % user - if pswd: - url += ":%s" % pswd - url += "@" - if host and type != "file": - url += "%s" % host - # Standardise path to ensure comparisons work - while '//' in path: - path = path.replace("//", "/") - url += "%s" % urllib.quote(path) - if p: - for parm in p: - url += ";%s=%s" % (parm, p[parm]) - - return url - -def uri_replace(ud, uri_find, uri_replace, replacements, d): - if not ud.url or not uri_find or not uri_replace: - logger.error("uri_replace: passed an undefined value, not replacing") - return None - uri_decoded = list(decodeurl(ud.url)) - uri_find_decoded = list(decodeurl(uri_find)) - uri_replace_decoded = list(decodeurl(uri_replace)) - logger.debug(2, "For url %s comparing %s to %s" % (uri_decoded, uri_find_decoded, uri_replace_decoded)) - result_decoded = ['', '', '', '', '', {}] - for loc, i in enumerate(uri_find_decoded): - result_decoded[loc] = uri_decoded[loc] - regexp = i - if loc == 0 and regexp and not regexp.endswith("$"): - # Leaving the type unanchored can mean "https" matching "file" can become "files" - # which is clearly undesirable. - regexp += "$" - if loc == 5: - # Handle URL parameters - if i: - # Any specified URL parameters must match - for k in uri_replace_decoded[loc]: - if uri_decoded[loc][k] != uri_replace_decoded[loc][k]: - return None - # Overwrite any specified replacement parameters - for k in uri_replace_decoded[loc]: - for l in replacements: - uri_replace_decoded[loc][k] = uri_replace_decoded[loc][k].replace(l, replacements[l]) - result_decoded[loc][k] = uri_replace_decoded[loc][k] - elif (re.match(regexp, uri_decoded[loc])): - if not uri_replace_decoded[loc]: - result_decoded[loc] = "" - else: - for k in replacements: - uri_replace_decoded[loc] = uri_replace_decoded[loc].replace(k, replacements[k]) - #bb.note("%s %s %s" % (regexp, uri_replace_decoded[loc], uri_decoded[loc])) - result_decoded[loc] = re.sub(regexp, uri_replace_decoded[loc], uri_decoded[loc], 1) - if loc == 2: - # Handle path manipulations - basename = None - if uri_decoded[0] != uri_replace_decoded[0] and ud.mirrortarball: - # If the source and destination url types differ, must be a mirrortarball mapping - basename = os.path.basename(ud.mirrortarball) - # Kill parameters, they make no sense for mirror tarballs - uri_decoded[5] = {} - elif ud.localpath and ud.method.supports_checksum(ud): - basename = os.path.basename(ud.localpath) - if basename and not result_decoded[loc].endswith(basename): - result_decoded[loc] = os.path.join(result_decoded[loc], basename) - else: - return None - result = encodeurl(result_decoded) - if result == ud.url: - return None - logger.debug(2, "For url %s returning %s" % (ud.url, result)) - return result - -methods = [] -urldata_cache = {} -saved_headrevs = {} - -def fetcher_init(d): - """ - Called to initialize the fetchers once the configuration data is known. - Calls before this must not hit the cache. - """ - # When to drop SCM head revisions controlled by user policy - srcrev_policy = d.getVar('BB_SRCREV_POLICY', True) or "clear" - if srcrev_policy == "cache": - logger.debug(1, "Keeping SRCREV cache due to cache policy of: %s", srcrev_policy) - elif srcrev_policy == "clear": - logger.debug(1, "Clearing SRCREV cache due to cache policy of: %s", srcrev_policy) - revs = bb.persist_data.persist('BB_URI_HEADREVS', d) - try: - bb.fetch2.saved_headrevs = revs.items() - except: - pass - revs.clear() - else: - raise FetchError("Invalid SRCREV cache policy of: %s" % srcrev_policy) - - _checksum_cache.init_cache(d) - - for m in methods: - if hasattr(m, "init"): - m.init(d) - -def fetcher_parse_save(): - _checksum_cache.save_extras() - -def fetcher_parse_done(): - _checksum_cache.save_merge() - -def fetcher_compare_revisions(): - """ - Compare the revisions in the persistant cache with current values and - return true/false on whether they've changed. - """ - - data = bb.persist_data.persist('BB_URI_HEADREVS', d).items() - data2 = bb.fetch2.saved_headrevs - - changed = False - for key in data: - if key not in data2 or data2[key] != data[key]: - logger.debug(1, "%s changed", key) - changed = True - return True - else: - logger.debug(2, "%s did not change", key) - return False - -def mirror_from_string(data): - return [ i.split() for i in (data or "").replace('\\n','\n').split('\n') if i ] - -def verify_checksum(ud, d, precomputed={}): - """ - verify the MD5 and SHA256 checksum for downloaded src - - Raises a FetchError if one or both of the SRC_URI checksums do not match - the downloaded file, or if BB_STRICT_CHECKSUM is set and there are no - checksums specified. - - Returns a dict of checksums that can be stored in a done stamp file and - passed in as precomputed parameter in a later call to avoid re-computing - the checksums from the file. This allows verifying the checksums of the - file against those in the recipe each time, rather than only after - downloading. See https://bugzilla.yoctoproject.org/show_bug.cgi?id=5571. - """ - - _MD5_KEY = "md5" - _SHA256_KEY = "sha256" - - if ud.ignore_checksums or not ud.method.supports_checksum(ud): - return {} - - if _MD5_KEY in precomputed: - md5data = precomputed[_MD5_KEY] - else: - md5data = bb.utils.md5_file(ud.localpath) - - if _SHA256_KEY in precomputed: - sha256data = precomputed[_SHA256_KEY] - else: - sha256data = bb.utils.sha256_file(ud.localpath) - - if ud.method.recommends_checksum(ud) and not ud.md5_expected and not ud.sha256_expected: - # If strict checking enabled and neither sum defined, raise error - strict = d.getVar("BB_STRICT_CHECKSUM", True) or "0" - if strict == "1": - logger.error('No checksum specified for %s, please add at least one to the recipe:\n' - 'SRC_URI[%s] = "%s"\nSRC_URI[%s] = "%s"' % - (ud.localpath, ud.md5_name, md5data, - ud.sha256_name, sha256data)) - raise NoChecksumError('Missing SRC_URI checksum', ud.url) - - # Log missing sums so user can more easily add them - logger.warn('Missing md5 SRC_URI checksum for %s, consider adding to the recipe:\n' - 'SRC_URI[%s] = "%s"', - ud.localpath, ud.md5_name, md5data) - logger.warn('Missing sha256 SRC_URI checksum for %s, consider adding to the recipe:\n' - 'SRC_URI[%s] = "%s"', - ud.localpath, ud.sha256_name, sha256data) - - # We want to alert the user if a checksum is defined in the recipe but - # it does not match. - msg = "" - mismatch = False - if ud.md5_expected and ud.md5_expected != md5data: - msg = msg + "\nFile: '%s' has %s checksum %s when %s was expected" % (ud.localpath, 'md5', md5data, ud.md5_expected) - mismatch = True; - - if ud.sha256_expected and ud.sha256_expected != sha256data: - msg = msg + "\nFile: '%s' has %s checksum %s when %s was expected" % (ud.localpath, 'sha256', sha256data, ud.sha256_expected) - mismatch = True; - - if mismatch: - msg = msg + '\nIf this change is expected (e.g. you have upgraded to a new version without updating the checksums) then you can use these lines within the recipe:\nSRC_URI[%s] = "%s"\nSRC_URI[%s] = "%s"\nOtherwise you should retry the download and/or check with upstream to determine if the file has become corrupted or otherwise unexpectedly modified.\n' % (ud.md5_name, md5data, ud.sha256_name, sha256data) - - if len(msg): - raise ChecksumError('Checksum mismatch!%s' % msg, ud.url, md5data) - - return { - _MD5_KEY: md5data, - _SHA256_KEY: sha256data - } - - -def verify_donestamp(ud, d, origud=None): - """ - Check whether the done stamp file has the right checksums (if the fetch - method supports them). If it doesn't, delete the done stamp and force - a re-download. - - Returns True, if the donestamp exists and is valid, False otherwise. When - returning False, any existing done stamps are removed. - """ - if not ud.needdonestamp: - return True - - if not os.path.exists(ud.donestamp): - return False - - if (not ud.method.supports_checksum(ud) or - (origud and not origud.method.supports_checksum(origud))): - # done stamp exists, checksums not supported; assume the local file is - # current - return True - - if not os.path.exists(ud.localpath): - # done stamp exists, but the downloaded file does not; the done stamp - # must be incorrect, re-trigger the download - bb.utils.remove(ud.donestamp) - return False - - precomputed_checksums = {} - # Only re-use the precomputed checksums if the donestamp is newer than the - # file. Do not rely on the mtime of directories, though. If ud.localpath is - # a directory, there will probably not be any checksums anyway. - if (os.path.isdir(ud.localpath) or - os.path.getmtime(ud.localpath) < os.path.getmtime(ud.donestamp)): - try: - with open(ud.donestamp, "rb") as cachefile: - pickled = pickle.Unpickler(cachefile) - precomputed_checksums.update(pickled.load()) - except Exception as e: - # Avoid the warnings on the upgrade path from emtpy done stamp - # files to those containing the checksums. - if not isinstance(e, EOFError): - # Ignore errors, they aren't fatal - logger.warn("Couldn't load checksums from donestamp %s: %s " - "(msg: %s)" % (ud.donestamp, type(e).__name__, - str(e))) - - try: - checksums = verify_checksum(ud, d, precomputed_checksums) - # If the cache file did not have the checksums, compute and store them - # as an upgrade path from the previous done stamp file format. - if checksums != precomputed_checksums: - with open(ud.donestamp, "wb") as cachefile: - p = pickle.Pickler(cachefile, pickle.HIGHEST_PROTOCOL) - p.dump(checksums) - return True - except ChecksumError as e: - # Checksums failed to verify, trigger re-download and remove the - # incorrect stamp file. - logger.warn("Checksum mismatch for local file %s\n" - "Cleaning and trying again." % ud.localpath) - if os.path.exists(ud.localpath): - rename_bad_checksum(ud, e.checksum) - bb.utils.remove(ud.donestamp) - return False - - -def update_stamp(ud, d): - """ - donestamp is file stamp indicating the whole fetching is done - this function update the stamp after verifying the checksum - """ - if not ud.needdonestamp: - return - - if os.path.exists(ud.donestamp): - # Touch the done stamp file to show active use of the download - try: - os.utime(ud.donestamp, None) - except: - # Errors aren't fatal here - pass - else: - try: - checksums = verify_checksum(ud, d) - # Store the checksums for later re-verification against the recipe - with open(ud.donestamp, "wb") as cachefile: - p = pickle.Pickler(cachefile, pickle.HIGHEST_PROTOCOL) - p.dump(checksums) - except ChecksumError as e: - # Checksums failed to verify, trigger re-download and remove the - # incorrect stamp file. - logger.warn("Checksum mismatch for local file %s\n" - "Cleaning and trying again." % ud.localpath) - if os.path.exists(ud.localpath): - rename_bad_checksum(ud, e.checksum) - bb.utils.remove(ud.donestamp) - raise - -def subprocess_setup(): - # Python installs a SIGPIPE handler by default. This is usually not what - # non-Python subprocesses expect. - # SIGPIPE errors are known issues with gzip/bash - signal.signal(signal.SIGPIPE, signal.SIG_DFL) - -def get_autorev(d): - # only not cache src rev in autorev case - if d.getVar('BB_SRCREV_POLICY', True) != "cache": - d.setVar('BB_DONT_CACHE', '1') - return "AUTOINC" - -def get_srcrev(d, method_name='sortable_revision'): - """ - Return the revsion string, usually for use in the version string (PV) of the current package - Most packages usually only have one SCM so we just pass on the call. - In the multi SCM case, we build a value based on SRCREV_FORMAT which must - have been set. - - The idea here is that we put the string "AUTOINC+" into return value if the revisions are not - incremental, other code is then responsible for turning that into an increasing value (if needed) - - A method_name can be supplied to retrieve an alternatively formatted revision from a fetcher, if - that fetcher provides a method with the given name and the same signature as sortable_revision. - """ - - scms = [] - fetcher = Fetch(d.getVar('SRC_URI', True).split(), d) - urldata = fetcher.ud - for u in urldata: - if urldata[u].method.supports_srcrev(): - scms.append(u) - - if len(scms) == 0: - raise FetchError("SRCREV was used yet no valid SCM was found in SRC_URI") - - if len(scms) == 1 and len(urldata[scms[0]].names) == 1: - autoinc, rev = getattr(urldata[scms[0]].method, method_name)(urldata[scms[0]], d, urldata[scms[0]].names[0]) - if len(rev) > 10: - rev = rev[:10] - if autoinc: - return "AUTOINC+" + rev - return rev - - # - # Mutiple SCMs are in SRC_URI so we resort to SRCREV_FORMAT - # - format = d.getVar('SRCREV_FORMAT', True) - if not format: - raise FetchError("The SRCREV_FORMAT variable must be set when multiple SCMs are used.") - - seenautoinc = False - for scm in scms: - ud = urldata[scm] - for name in ud.names: - autoinc, rev = getattr(ud.method, method_name)(ud, d, name) - seenautoinc = seenautoinc or autoinc - if len(rev) > 10: - rev = rev[:10] - format = format.replace(name, rev) - if seenautoinc: - format = "AUTOINC+" + format - - return format - -def localpath(url, d): - fetcher = bb.fetch2.Fetch([url], d) - return fetcher.localpath(url) - -def runfetchcmd(cmd, d, quiet=False, cleanup=None): - """ - Run cmd returning the command output - Raise an error if interrupted or cmd fails - Optionally echo command output to stdout - Optionally remove the files/directories listed in cleanup upon failure - """ - - # Need to export PATH as binary could be in metadata paths - # rather than host provided - # Also include some other variables. - # FIXME: Should really include all export varaiables? - exportvars = ['HOME', 'PATH', - 'HTTP_PROXY', 'http_proxy', - 'HTTPS_PROXY', 'https_proxy', - 'FTP_PROXY', 'ftp_proxy', - 'FTPS_PROXY', 'ftps_proxy', - 'NO_PROXY', 'no_proxy', - 'ALL_PROXY', 'all_proxy', - 'GIT_PROXY_COMMAND', - 'GIT_SSL_CAINFO', - 'GIT_SMART_HTTP', - 'SSH_AUTH_SOCK', 'SSH_AGENT_PID', - 'SOCKS5_USER', 'SOCKS5_PASSWD'] - - if not cleanup: - cleanup = [] - - for var in exportvars: - val = d.getVar(var, True) - if val: - cmd = 'export ' + var + '=\"%s\"; %s' % (val, cmd) - - logger.debug(1, "Running %s", cmd) - - success = False - error_message = "" - - try: - (output, errors) = bb.process.run(cmd, shell=True, stderr=subprocess.PIPE) - success = True - except bb.process.NotFoundError as e: - error_message = "Fetch command %s" % (e.command) - except bb.process.ExecutionError as e: - if e.stdout: - output = "output:\n%s\n%s" % (e.stdout, e.stderr) - elif e.stderr: - output = "output:\n%s" % e.stderr - else: - output = "no output" - error_message = "Fetch command failed with exit code %s, %s" % (e.exitcode, output) - except bb.process.CmdError as e: - error_message = "Fetch command %s could not be run:\n%s" % (e.command, e.msg) - if not success: - for f in cleanup: - try: - bb.utils.remove(f, True) - except OSError: - pass - - raise FetchError(error_message) - - return output - -def check_network_access(d, info = "", url = None): - """ - log remote network access, and error if BB_NO_NETWORK is set - """ - if d.getVar("BB_NO_NETWORK", True) == "1": - raise NetworkAccess(url, info) - else: - logger.debug(1, "Fetcher accessed the network with the command %s" % info) - -def build_mirroruris(origud, mirrors, ld): - uris = [] - uds = [] - - replacements = {} - replacements["TYPE"] = origud.type - replacements["HOST"] = origud.host - replacements["PATH"] = origud.path - replacements["BASENAME"] = origud.path.split("/")[-1] - replacements["MIRRORNAME"] = origud.host.replace(':','.') + origud.path.replace('/', '.').replace('*', '.') - - def adduri(ud, uris, uds, mirrors): - for line in mirrors: - try: - (find, replace) = line - except ValueError: - continue - newuri = uri_replace(ud, find, replace, replacements, ld) - if not newuri or newuri in uris or newuri == origud.url: - continue - - if not trusted_network(ld, newuri): - logger.debug(1, "Mirror %s not in the list of trusted networks, skipping" % (newuri)) - continue - - # Create a local copy of the mirrors minus the current line - # this will prevent us from recursively processing the same line - # as well as indirect recursion A -> B -> C -> A - localmirrors = list(mirrors) - localmirrors.remove(line) - - try: - newud = FetchData(newuri, ld) - newud.setup_localpath(ld) - except bb.fetch2.BBFetchException as e: - logger.debug(1, "Mirror fetch failure for url %s (original url: %s)" % (newuri, origud.url)) - logger.debug(1, str(e)) - try: - # setup_localpath of file:// urls may fail, we should still see - # if mirrors of the url exist - adduri(newud, uris, uds, localmirrors) - except UnboundLocalError: - pass - continue - uris.append(newuri) - uds.append(newud) - - adduri(newud, uris, uds, localmirrors) - - adduri(origud, uris, uds, mirrors) - - return uris, uds - -def rename_bad_checksum(ud, suffix): - """ - Renames files to have suffix from parameter - """ - - if ud.localpath is None: - return - - new_localpath = "%s_bad-checksum_%s" % (ud.localpath, suffix) - bb.warn("Renaming %s to %s" % (ud.localpath, new_localpath)) - bb.utils.movefile(ud.localpath, new_localpath) - - -def try_mirror_url(fetch, origud, ud, ld, check = False): - # Return of None or a value means we're finished - # False means try another url - - if ud.lockfile and ud.lockfile != origud.lockfile: - lf = bb.utils.lockfile(ud.lockfile) - - try: - if check: - found = ud.method.checkstatus(fetch, ud, ld) - if found: - return found - return False - - os.chdir(ld.getVar("DL_DIR", True)) - - if not verify_donestamp(ud, ld, origud) or ud.method.need_update(ud, ld): - ud.method.download(ud, ld) - if hasattr(ud.method,"build_mirror_data"): - ud.method.build_mirror_data(ud, ld) - - if not ud.localpath or not os.path.exists(ud.localpath): - return False - - if ud.localpath == origud.localpath: - return ud.localpath - - # We may be obtaining a mirror tarball which needs further processing by the real fetcher - # If that tarball is a local file:// we need to provide a symlink to it - dldir = ld.getVar("DL_DIR", True) - if origud.mirrortarball and os.path.basename(ud.localpath) == os.path.basename(origud.mirrortarball) \ - and os.path.basename(ud.localpath) != os.path.basename(origud.localpath): - # Create donestamp in old format to avoid triggering a re-download - if ud.donestamp: - bb.utils.mkdirhier(os.path.dirname(ud.donestamp)) - open(ud.donestamp, 'w').close() - dest = os.path.join(dldir, os.path.basename(ud.localpath)) - if not os.path.exists(dest): - os.symlink(ud.localpath, dest) - if not verify_donestamp(origud, ld) or origud.method.need_update(origud, ld): - origud.method.download(origud, ld) - if hasattr(origud.method,"build_mirror_data"): - origud.method.build_mirror_data(origud, ld) - return origud.localpath - # Otherwise the result is a local file:// and we symlink to it - if not os.path.exists(origud.localpath): - if os.path.islink(origud.localpath): - # Broken symbolic link - os.unlink(origud.localpath) - - os.symlink(ud.localpath, origud.localpath) - update_stamp(origud, ld) - return ud.localpath - - except bb.fetch2.NetworkAccess: - raise - - except bb.fetch2.BBFetchException as e: - if isinstance(e, ChecksumError): - logger.warn("Mirror checksum failure for url %s (original url: %s)\nCleaning and trying again." % (ud.url, origud.url)) - logger.warn(str(e)) - if os.path.exists(ud.localpath): - rename_bad_checksum(ud, e.checksum) - elif isinstance(e, NoChecksumError): - raise - else: - logger.debug(1, "Mirror fetch failure for url %s (original url: %s)" % (ud.url, origud.url)) - logger.debug(1, str(e)) - try: - ud.method.clean(ud, ld) - except UnboundLocalError: - pass - return False - finally: - if ud.lockfile and ud.lockfile != origud.lockfile: - bb.utils.unlockfile(lf) - - -def try_mirrors(fetch, d, origud, mirrors, check = False): - """ - Try to use a mirrored version of the sources. - This method will be automatically called before the fetchers go. - - d Is a bb.data instance - uri is the original uri we're trying to download - mirrors is the list of mirrors we're going to try - """ - ld = d.createCopy() - - uris, uds = build_mirroruris(origud, mirrors, ld) - - for index, uri in enumerate(uris): - ret = try_mirror_url(fetch, origud, uds[index], ld, check) - if ret != False: - return ret - return None - -def trusted_network(d, url): - """ - Use a trusted url during download if networking is enabled and - BB_ALLOWED_NETWORKS is set globally or for a specific recipe. - Note: modifies SRC_URI & mirrors. - """ - if d.getVar('BB_NO_NETWORK', True) == "1": - return True - - pkgname = d.expand(d.getVar('PN', False)) - trusted_hosts = d.getVarFlag('BB_ALLOWED_NETWORKS', pkgname, False) - - if not trusted_hosts: - trusted_hosts = d.getVar('BB_ALLOWED_NETWORKS', True) - - # Not enabled. - if not trusted_hosts: - return True - - scheme, network, path, user, passwd, param = decodeurl(url) - - if not network: - return True - - network = network.split(':')[0] - network = network.lower() - - for host in trusted_hosts.split(" "): - host = host.lower() - if host.startswith("*.") and ("." + network).endswith(host[1:]): - return True - if host == network: - return True - - return False - -def srcrev_internal_helper(ud, d, name): - """ - Return: - a) a source revision if specified - b) latest revision if SRCREV="AUTOINC" - c) None if not specified - """ - - srcrev = None - pn = d.getVar("PN", True) - attempts = [] - if name != '' and pn: - attempts.append("SRCREV_%s_pn-%s" % (name, pn)) - if name != '': - attempts.append("SRCREV_%s" % name) - if pn: - attempts.append("SRCREV_pn-%s" % pn) - attempts.append("SRCREV") - - for a in attempts: - srcrev = d.getVar(a, True) - if srcrev and srcrev != "INVALID": - break - - if 'rev' in ud.parm and 'tag' in ud.parm: - raise FetchError("Please specify a ;rev= parameter or a ;tag= parameter in the url %s but not both." % (ud.url)) - - if 'rev' in ud.parm or 'tag' in ud.parm: - if 'rev' in ud.parm: - parmrev = ud.parm['rev'] - else: - parmrev = ud.parm['tag'] - if srcrev == "INVALID" or not srcrev: - return parmrev - if srcrev != parmrev: - raise FetchError("Conflicting revisions (%s from SRCREV and %s from the url) found, please spcify one valid value" % (srcrev, parmrev)) - return parmrev - - if srcrev == "INVALID" or not srcrev: - raise FetchError("Please set a valid SRCREV for url %s (possible key names are %s, or use a ;rev=X URL parameter)" % (str(attempts), ud.url), ud.url) - if srcrev == "AUTOINC": - srcrev = ud.method.latest_revision(ud, d, name) - - return srcrev - -def get_checksum_file_list(d): - """ Get a list of files checksum in SRC_URI - - Returns the resolved local paths of all local file entries in - SRC_URI as a space-separated string - """ - fetch = Fetch([], d, cache = False, localonly = True) - - dl_dir = d.getVar('DL_DIR', True) - filelist = [] - for u in fetch.urls: - ud = fetch.ud[u] - - if ud and isinstance(ud.method, local.Local): - paths = ud.method.localpaths(ud, d) - for f in paths: - pth = ud.decodedurl - if '*' in pth: - f = os.path.join(os.path.abspath(f), pth) - if f.startswith(dl_dir): - # The local fetcher's behaviour is to return a path under DL_DIR if it couldn't find the file anywhere else - if os.path.exists(f): - bb.warn("Getting checksum for %s SRC_URI entry %s: file not found except in DL_DIR" % (d.getVar('PN', True), os.path.basename(f))) - else: - bb.warn("Unable to get checksum for %s SRC_URI entry %s: file could not be found" % (d.getVar('PN', True), os.path.basename(f))) - filelist.append(f + ":" + str(os.path.exists(f))) - - return " ".join(filelist) - -def get_file_checksums(filelist, pn): - """Get a list of the checksums for a list of local files - - Returns the checksums for a list of local files, caching the results as - it proceeds - - """ - return _checksum_cache.get_checksums(filelist, pn) - - -class FetchData(object): - """ - A class which represents the fetcher state for a given URI. - """ - def __init__(self, url, d, localonly = False): - # localpath is the location of a downloaded result. If not set, the file is local. - self.donestamp = None - self.needdonestamp = True - self.localfile = "" - self.localpath = None - self.lockfile = None - self.mirrortarball = None - self.basename = None - self.basepath = None - (self.type, self.host, self.path, self.user, self.pswd, self.parm) = decodeurl(data.expand(url, d)) - self.date = self.getSRCDate(d) - self.url = url - if not self.user and "user" in self.parm: - self.user = self.parm["user"] - if not self.pswd and "pswd" in self.parm: - self.pswd = self.parm["pswd"] - self.setup = False - - if "name" in self.parm: - self.md5_name = "%s.md5sum" % self.parm["name"] - self.sha256_name = "%s.sha256sum" % self.parm["name"] - else: - self.md5_name = "md5sum" - self.sha256_name = "sha256sum" - if self.md5_name in self.parm: - self.md5_expected = self.parm[self.md5_name] - elif self.type not in ["http", "https", "ftp", "ftps", "sftp"]: - self.md5_expected = None - else: - self.md5_expected = d.getVarFlag("SRC_URI", self.md5_name, True) - if self.sha256_name in self.parm: - self.sha256_expected = self.parm[self.sha256_name] - elif self.type not in ["http", "https", "ftp", "ftps", "sftp"]: - self.sha256_expected = None - else: - self.sha256_expected = d.getVarFlag("SRC_URI", self.sha256_name, True) - self.ignore_checksums = False - - self.names = self.parm.get("name",'default').split(',') - - self.method = None - for m in methods: - if m.supports(self, d): - self.method = m - break - - if not self.method: - raise NoMethodError(url) - - if localonly and not isinstance(self.method, local.Local): - raise NonLocalMethod() - - if self.parm.get("proto", None) and "protocol" not in self.parm: - logger.warn('Consider updating %s recipe to use "protocol" not "proto" in SRC_URI.', d.getVar('PN', True)) - self.parm["protocol"] = self.parm.get("proto", None) - - if hasattr(self.method, "urldata_init"): - self.method.urldata_init(self, d) - - if "localpath" in self.parm: - # if user sets localpath for file, use it instead. - self.localpath = self.parm["localpath"] - self.basename = os.path.basename(self.localpath) - elif self.localfile: - self.localpath = self.method.localpath(self, d) - - dldir = d.getVar("DL_DIR", True) - - if not self.needdonestamp: - return - - # Note: .done and .lock files should always be in DL_DIR whereas localpath may not be. - if self.localpath and self.localpath.startswith(dldir): - basepath = self.localpath - elif self.localpath: - basepath = dldir + os.sep + os.path.basename(self.localpath) - elif self.basepath or self.basename: - basepath = dldir + os.sep + (self.basepath or self.basename) - else: - bb.fatal("Can't determine lock path for url %s" % url) - - self.donestamp = basepath + '.done' - self.lockfile = basepath + '.lock' - - def setup_revisons(self, d): - self.revisions = {} - for name in self.names: - self.revisions[name] = srcrev_internal_helper(self, d, name) - - # add compatibility code for non name specified case - if len(self.names) == 1: - self.revision = self.revisions[self.names[0]] - - def setup_localpath(self, d): - if not self.localpath: - self.localpath = self.method.localpath(self, d) - - def getSRCDate(self, d): - """ - Return the SRC Date for the component - - d the bb.data module - """ - if "srcdate" in self.parm: - return self.parm['srcdate'] - - pn = d.getVar("PN", True) - - if pn: - return d.getVar("SRCDATE_%s" % pn, True) or d.getVar("SRCDATE", True) or d.getVar("DATE", True) - - return d.getVar("SRCDATE", True) or d.getVar("DATE", True) - -class FetchMethod(object): - """Base class for 'fetch'ing data""" - - def __init__(self, urls=None): - self.urls = [] - - def supports(self, urldata, d): - """ - Check to see if this fetch class supports a given url. - """ - return 0 - - def localpath(self, urldata, d): - """ - Return the local filename of a given url assuming a successful fetch. - Can also setup variables in urldata for use in go (saving code duplication - and duplicate code execution) - """ - return os.path.join(data.getVar("DL_DIR", d, True), urldata.localfile) - - def supports_checksum(self, urldata): - """ - Is localpath something that can be represented by a checksum? - """ - - # We cannot compute checksums for directories - if os.path.isdir(urldata.localpath) == True: - return False - if urldata.localpath.find("*") != -1: - return False - - return True - - def recommends_checksum(self, urldata): - """ - Is the backend on where checksumming is recommended (should warnings - be displayed if there is no checksum)? - """ - return False - - def _strip_leading_slashes(self, relpath): - """ - Remove leading slash as os.path.join can't cope - """ - while os.path.isabs(relpath): - relpath = relpath[1:] - return relpath - - def setUrls(self, urls): - self.__urls = urls - - def getUrls(self): - return self.__urls - - urls = property(getUrls, setUrls, None, "Urls property") - - def need_update(self, ud, d): - """ - Force a fetch, even if localpath exists? - """ - if os.path.exists(ud.localpath): - return False - return True - - def supports_srcrev(self): - """ - The fetcher supports auto source revisions (SRCREV) - """ - return False - - def download(self, urldata, d): - """ - Fetch urls - Assumes localpath was called first - """ - raise NoMethodError(url) - - def unpack(self, urldata, rootdir, data): - iterate = False - file = urldata.localpath - - # Localpath can't deal with 'dir/*' entries, so it converts them to '.', - # but it must be corrected back for local files copying - if urldata.basename == '*' and file.endswith('/.'): - file = '%s/%s' % (file.rstrip('/.'), urldata.path) - - try: - unpack = bb.utils.to_boolean(urldata.parm.get('unpack'), True) - except ValueError as exc: - bb.fatal("Invalid value for 'unpack' parameter for %s: %s" % - (file, urldata.parm.get('unpack'))) - - base, ext = os.path.splitext(file) - if ext in ['.gz', '.bz2', '.Z', '.xz', '.lz']: - efile = os.path.join(rootdir, os.path.basename(base)) - else: - efile = file - cmd = None - - if unpack: - if file.endswith('.tar'): - cmd = 'tar x --no-same-owner -f %s' % file - elif file.endswith('.tgz') or file.endswith('.tar.gz') or file.endswith('.tar.Z'): - cmd = 'tar xz --no-same-owner -f %s' % file - elif file.endswith('.tbz') or file.endswith('.tbz2') or file.endswith('.tar.bz2'): - cmd = 'bzip2 -dc %s | tar x --no-same-owner -f -' % file - elif file.endswith('.gz') or file.endswith('.Z') or file.endswith('.z'): - cmd = 'gzip -dc %s > %s' % (file, efile) - elif file.endswith('.bz2'): - cmd = 'bzip2 -dc %s > %s' % (file, efile) - elif file.endswith('.tar.xz'): - cmd = 'xz -dc %s | tar x --no-same-owner -f -' % file - elif file.endswith('.xz'): - cmd = 'xz -dc %s > %s' % (file, efile) - elif file.endswith('.tar.lz'): - cmd = 'lzip -dc %s | tar x --no-same-owner -f -' % file - elif file.endswith('.lz'): - cmd = 'lzip -dc %s > %s' % (file, efile) - elif file.endswith('.zip') or file.endswith('.jar'): - try: - dos = bb.utils.to_boolean(urldata.parm.get('dos'), False) - except ValueError as exc: - bb.fatal("Invalid value for 'dos' parameter for %s: %s" % - (file, urldata.parm.get('dos'))) - cmd = 'unzip -q -o' - if dos: - cmd = '%s -a' % cmd - cmd = "%s '%s'" % (cmd, file) - elif file.endswith('.rpm') or file.endswith('.srpm'): - if 'extract' in urldata.parm: - unpack_file = urldata.parm.get('extract') - cmd = 'rpm2cpio.sh %s | cpio -id %s' % (file, unpack_file) - iterate = True - iterate_file = unpack_file - else: - cmd = 'rpm2cpio.sh %s | cpio -id' % (file) - elif file.endswith('.deb') or file.endswith('.ipk'): - cmd = 'ar -p %s data.tar.gz | zcat | tar --no-same-owner -xpf -' % file - elif file.endswith('.tar.7z'): - cmd = '7z x -so %s | tar xf - ' % file - elif file.endswith('.7z'): - cmd = '7za x -y %s 1>/dev/null' % file - - # If 'subdir' param exists, create a dir and use it as destination for unpack cmd - if 'subdir' in urldata.parm: - unpackdir = '%s/%s' % (rootdir, urldata.parm.get('subdir')) - bb.utils.mkdirhier(unpackdir) - else: - unpackdir = rootdir - - if not unpack or not cmd: - # If file == dest, then avoid any copies, as we already put the file into dest! - dest = os.path.join(unpackdir, os.path.basename(file)) - if file != dest and not (os.path.exists(dest) and os.path.samefile(file, dest)): - destdir = '.' - # For file:// entries all intermediate dirs in path must be created at destination - if urldata.type == "file": - # Trailing '/' does a copying to wrong place - urlpath = urldata.path.rstrip('/') - # Want files places relative to cwd so no leading '/' - urlpath = urlpath.lstrip('/') - if urlpath.find("/") != -1: - destdir = urlpath.rsplit("/", 1)[0] + '/' - bb.utils.mkdirhier("%s/%s" % (unpackdir, destdir)) - cmd = 'cp -fpPR %s %s' % (file, destdir) - - if not cmd: - return - - # Change to unpackdir before executing command - save_cwd = os.getcwd(); - os.chdir(unpackdir) - - path = data.getVar('PATH', True) - if path: - cmd = "PATH=\"%s\" %s" % (path, cmd) - bb.note("Unpacking %s to %s/" % (file, os.getcwd())) - ret = subprocess.call(cmd, preexec_fn=subprocess_setup, shell=True) - - os.chdir(save_cwd) - - if ret != 0: - raise UnpackError("Unpack command %s failed with return value %s" % (cmd, ret), urldata.url) - - if iterate is True: - iterate_urldata = urldata - iterate_urldata.localpath = "%s/%s" % (rootdir, iterate_file) - self.unpack(urldata, rootdir, data) - - return - - def clean(self, urldata, d): - """ - Clean any existing full or partial download - """ - bb.utils.remove(urldata.localpath) - - def try_premirror(self, urldata, d): - """ - Should premirrors be used? - """ - return True - - def checkstatus(self, fetch, urldata, d): - """ - Check the status of a URL - Assumes localpath was called first - """ - logger.info("URL %s could not be checked for status since no method exists.", url) - return True - - def latest_revision(self, ud, d, name): - """ - Look in the cache for the latest revision, if not present ask the SCM. - """ - if not hasattr(self, "_latest_revision"): - raise ParameterError("The fetcher for this URL does not support _latest_revision", url) - - revs = bb.persist_data.persist('BB_URI_HEADREVS', d) - key = self.generate_revision_key(ud, d, name) - try: - return revs[key] - except KeyError: - revs[key] = rev = self._latest_revision(ud, d, name) - return rev - - def sortable_revision(self, ud, d, name): - latest_rev = self._build_revision(ud, d, name) - return True, str(latest_rev) - - def generate_revision_key(self, ud, d, name): - key = self._revision_key(ud, d, name) - return "%s-%s" % (key, d.getVar("PN", True) or "") - -class Fetch(object): - def __init__(self, urls, d, cache = True, localonly = False, connection_cache = None): - if localonly and cache: - raise Exception("bb.fetch2.Fetch.__init__: cannot set cache and localonly at same time") - - if len(urls) == 0: - urls = d.getVar("SRC_URI", True).split() - self.urls = urls - self.d = d - self.ud = {} - self.connection_cache = connection_cache - - fn = d.getVar('FILE', True) - if cache and fn and fn in urldata_cache: - self.ud = urldata_cache[fn] - - for url in urls: - if url not in self.ud: - try: - self.ud[url] = FetchData(url, d, localonly) - except NonLocalMethod: - if localonly: - self.ud[url] = None - pass - - if fn and cache: - urldata_cache[fn] = self.ud - - def localpath(self, url): - if url not in self.urls: - self.ud[url] = FetchData(url, self.d) - - self.ud[url].setup_localpath(self.d) - return self.d.expand(self.ud[url].localpath) - - def localpaths(self): - """ - Return a list of the local filenames, assuming successful fetch - """ - local = [] - - for u in self.urls: - ud = self.ud[u] - ud.setup_localpath(self.d) - local.append(ud.localpath) - - return local - - def download(self, urls=None): - """ - Fetch all urls - """ - if not urls: - urls = self.urls - - network = self.d.getVar("BB_NO_NETWORK", True) - premirroronly = (self.d.getVar("BB_FETCH_PREMIRRORONLY", True) == "1") - - for u in urls: - ud = self.ud[u] - ud.setup_localpath(self.d) - m = ud.method - localpath = "" - - if ud.lockfile: - lf = bb.utils.lockfile(ud.lockfile) - - try: - self.d.setVar("BB_NO_NETWORK", network) - - if verify_donestamp(ud, self.d) and not m.need_update(ud, self.d): - localpath = ud.localpath - elif m.try_premirror(ud, self.d): - logger.debug(1, "Trying PREMIRRORS") - mirrors = mirror_from_string(self.d.getVar('PREMIRRORS', True)) - localpath = try_mirrors(self, self.d, ud, mirrors, False) - - if premirroronly: - self.d.setVar("BB_NO_NETWORK", "1") - - os.chdir(self.d.getVar("DL_DIR", True)) - - firsterr = None - verified_stamp = verify_donestamp(ud, self.d) - if not localpath and (not verified_stamp or m.need_update(ud, self.d)): - try: - if not trusted_network(self.d, ud.url): - raise UntrustedUrl(ud.url) - logger.debug(1, "Trying Upstream") - m.download(ud, self.d) - if hasattr(m, "build_mirror_data"): - m.build_mirror_data(ud, self.d) - localpath = ud.localpath - # early checksum verify, so that if checksum mismatched, - # fetcher still have chance to fetch from mirror - update_stamp(ud, self.d) - - except bb.fetch2.NetworkAccess: - raise - - except BBFetchException as e: - if isinstance(e, ChecksumError): - logger.warn("Checksum failure encountered with download of %s - will attempt other sources if available" % u) - logger.debug(1, str(e)) - if os.path.exists(ud.localpath): - rename_bad_checksum(ud, e.checksum) - elif isinstance(e, NoChecksumError): - raise - else: - logger.warn('Failed to fetch URL %s, attempting MIRRORS if available' % u) - logger.debug(1, str(e)) - firsterr = e - # Remove any incomplete fetch - if not verified_stamp: - m.clean(ud, self.d) - logger.debug(1, "Trying MIRRORS") - mirrors = mirror_from_string(self.d.getVar('MIRRORS', True)) - localpath = try_mirrors(self, self.d, ud, mirrors) - - if not localpath or ((not os.path.exists(localpath)) and localpath.find("*") == -1): - if firsterr: - logger.error(str(firsterr)) - raise FetchError("Unable to fetch URL from any source.", u) - - update_stamp(ud, self.d) - - except BBFetchException as e: - if isinstance(e, ChecksumError): - logger.error("Checksum failure fetching %s" % u) - raise - - finally: - if ud.lockfile: - bb.utils.unlockfile(lf) - - def checkstatus(self, urls=None): - """ - Check all urls exist upstream - """ - - if not urls: - urls = self.urls - - for u in urls: - ud = self.ud[u] - ud.setup_localpath(self.d) - m = ud.method - logger.debug(1, "Testing URL %s", u) - # First try checking uri, u, from PREMIRRORS - mirrors = mirror_from_string(self.d.getVar('PREMIRRORS', True)) - ret = try_mirrors(self, self.d, ud, mirrors, True) - if not ret: - # Next try checking from the original uri, u - try: - ret = m.checkstatus(self, ud, self.d) - except: - # Finally, try checking uri, u, from MIRRORS - mirrors = mirror_from_string(self.d.getVar('MIRRORS', True)) - ret = try_mirrors(self, self.d, ud, mirrors, True) - - if not ret: - raise FetchError("URL %s doesn't work" % u, u) - - def unpack(self, root, urls=None): - """ - Check all urls exist upstream - """ - - if not urls: - urls = self.urls - - for u in urls: - ud = self.ud[u] - ud.setup_localpath(self.d) - - if ud.lockfile: - lf = bb.utils.lockfile(ud.lockfile) - - ud.method.unpack(ud, root, self.d) - - if ud.lockfile: - bb.utils.unlockfile(lf) - - def clean(self, urls=None): - """ - Clean files that the fetcher gets or places - """ - - if not urls: - urls = self.urls - - for url in urls: - if url not in self.ud: - self.ud[url] = FetchData(url, d) - ud = self.ud[url] - ud.setup_localpath(self.d) - - if not ud.localfile and ud.localpath is None: - continue - - if ud.lockfile: - lf = bb.utils.lockfile(ud.lockfile) - - ud.method.clean(ud, self.d) - if ud.donestamp: - bb.utils.remove(ud.donestamp) - - if ud.lockfile: - bb.utils.unlockfile(lf) - -class FetchConnectionCache(object): - """ - A class which represents an container for socket connections. - """ - def __init__(self): - self.cache = {} - - def get_connection_name(self, host, port): - return host + ':' + str(port) - - def add_connection(self, host, port, connection): - cn = self.get_connection_name(host, port) - - if cn not in self.cache: - self.cache[cn] = connection - - def get_connection(self, host, port): - connection = None - - cn = self.get_connection_name(host, port) - if cn in self.cache: - connection = self.cache[cn] - - return connection - - def remove_connection(self, host, port): - cn = self.get_connection_name(host, port) - if cn in self.cache: - self.cache[cn].close() - del self.cache[cn] - - def close_connections(self): - for cn in self.cache.keys(): - self.cache[cn].close() - del self.cache[cn] - -from . import cvs -from . import git -from . import gitsm -from . import gitannex -from . import local -from . import svn -from . import wget -from . import ssh -from . import sftp -from . import perforce -from . import bzr -from . import hg -from . import osc -from . import repo -from . import clearcase -from . import npm - -methods.append(local.Local()) -methods.append(wget.Wget()) -methods.append(svn.Svn()) -methods.append(git.Git()) -methods.append(gitsm.GitSM()) -methods.append(gitannex.GitANNEX()) -methods.append(cvs.Cvs()) -methods.append(ssh.SSH()) -methods.append(sftp.SFTP()) -methods.append(perforce.Perforce()) -methods.append(bzr.Bzr()) -methods.append(hg.Hg()) -methods.append(osc.Osc()) -methods.append(repo.Repo()) -methods.append(clearcase.ClearCase()) -methods.append(npm.Npm()) |