diff options
Diffstat (limited to 'meta/lib')
| -rw-r--r-- | meta/lib/crate.py | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/meta/lib/crate.py b/meta/lib/crate.py deleted file mode 100644 index d10f441875..0000000000 --- a/meta/lib/crate.py +++ /dev/null | |||
| @@ -1,149 +0,0 @@ | |||
| 1 | # ex:ts=4:sw=4:sts=4:et | ||
| 2 | # -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- | ||
| 3 | """ | ||
| 4 | BitBake 'Fetch' implementation for crates.io | ||
| 5 | """ | ||
| 6 | |||
| 7 | # Copyright (C) 2016 Doug Goldstein | ||
| 8 | # | ||
| 9 | # This program is free software; you can redistribute it and/or modify | ||
| 10 | # it under the terms of the GNU General Public License version 2 as | ||
| 11 | # published by the Free Software Foundation. | ||
| 12 | # | ||
| 13 | # This program is distributed in the hope that it will be useful, | ||
| 14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 16 | # GNU General Public License for more details. | ||
| 17 | # | ||
| 18 | # You should have received a copy of the GNU General Public License along | ||
| 19 | # with this program; if not, write to the Free Software Foundation, Inc., | ||
| 20 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 21 | # | ||
| 22 | # Based on functions from the base bb module, Copyright 2003 Holger Schurig | ||
| 23 | |||
| 24 | import hashlib | ||
| 25 | import json | ||
| 26 | import os | ||
| 27 | import shutil | ||
| 28 | import subprocess | ||
| 29 | import bb | ||
| 30 | from bb.fetch2 import logger, subprocess_setup, UnpackError | ||
| 31 | from bb.fetch2.wget import Wget | ||
| 32 | |||
| 33 | |||
| 34 | class Crate(Wget): | ||
| 35 | |||
| 36 | """Class to fetch crates via wget""" | ||
| 37 | |||
| 38 | def _cargo_bitbake_path(self, rootdir): | ||
| 39 | return os.path.join(rootdir, "cargo_home", "bitbake") | ||
| 40 | |||
| 41 | def supports(self, ud, d): | ||
| 42 | """ | ||
| 43 | Check to see if a given url is for this fetcher | ||
| 44 | """ | ||
| 45 | return ud.type in ['crate'] | ||
| 46 | |||
| 47 | def recommends_checksum(self, urldata): | ||
| 48 | return False | ||
| 49 | |||
| 50 | def urldata_init(self, ud, d): | ||
| 51 | """ | ||
| 52 | Sets up to download the respective crate from crates.io | ||
| 53 | """ | ||
| 54 | |||
| 55 | if ud.type == 'crate': | ||
| 56 | self._crate_urldata_init(ud, d) | ||
| 57 | |||
| 58 | super(Crate, self).urldata_init(ud, d) | ||
| 59 | |||
| 60 | def _crate_urldata_init(self, ud, d): | ||
| 61 | """ | ||
| 62 | Sets up the download for a crate | ||
| 63 | """ | ||
| 64 | |||
| 65 | # URL syntax is: crate://NAME/VERSION | ||
| 66 | # break the URL apart by / | ||
| 67 | parts = ud.url.split('/') | ||
| 68 | if len(parts) < 5: | ||
| 69 | raise bb.fetch2.ParameterError("Invalid URL: Must be crate://HOST/NAME/VERSION", ud.url) | ||
| 70 | |||
| 71 | # last field is version | ||
| 72 | version = parts[len(parts) - 1] | ||
| 73 | # second to last field is name | ||
| 74 | name = parts[len(parts) - 2] | ||
| 75 | # host (this is to allow custom crate registries to be specified | ||
| 76 | host = '/'.join(parts[2:len(parts) - 2]) | ||
| 77 | |||
| 78 | # if using upstream just fix it up nicely | ||
| 79 | if host == 'crates.io': | ||
| 80 | host = 'crates.io/api/v1/crates' | ||
| 81 | |||
| 82 | ud.url = "https://%s/%s/%s/download" % (host, name, version) | ||
| 83 | ud.parm['downloadfilename'] = "%s-%s.crate" % (name, version) | ||
| 84 | ud.parm['name'] = name | ||
| 85 | |||
| 86 | logger.debug(2, "Fetching %s to %s" % (ud.url, ud.parm['downloadfilename'])) | ||
| 87 | |||
| 88 | def unpack(self, ud, rootdir, d): | ||
| 89 | """ | ||
| 90 | Uses the crate to build the necessary paths for cargo to utilize it | ||
| 91 | """ | ||
| 92 | if ud.type == 'crate': | ||
| 93 | return self._crate_unpack(ud, rootdir, d) | ||
| 94 | else: | ||
| 95 | super(Crate, self).unpack(ud, rootdir, d) | ||
| 96 | |||
| 97 | def _crate_unpack(self, ud, rootdir, d): | ||
| 98 | """ | ||
| 99 | Unpacks a crate | ||
| 100 | """ | ||
| 101 | thefile = ud.localpath | ||
| 102 | |||
| 103 | # possible metadata we need to write out | ||
| 104 | metadata = {} | ||
| 105 | |||
| 106 | # change to the rootdir to unpack but save the old working dir | ||
| 107 | save_cwd = os.getcwd() | ||
| 108 | os.chdir(rootdir) | ||
| 109 | |||
| 110 | pn = d.getVar('BPN') | ||
| 111 | if pn == ud.parm.get('name'): | ||
| 112 | cmd = "tar -xz --no-same-owner -f %s" % thefile | ||
| 113 | else: | ||
| 114 | cargo_bitbake = self._cargo_bitbake_path(rootdir) | ||
| 115 | |||
| 116 | cmd = "tar -xz --no-same-owner -f %s -C %s" % (thefile, cargo_bitbake) | ||
| 117 | |||
| 118 | # ensure we've got these paths made | ||
| 119 | bb.utils.mkdirhier(cargo_bitbake) | ||
| 120 | |||
| 121 | # generate metadata necessary | ||
| 122 | with open(thefile, 'rb') as f: | ||
| 123 | # get the SHA256 of the original tarball | ||
| 124 | tarhash = hashlib.sha256(f.read()).hexdigest() | ||
| 125 | |||
| 126 | metadata['files'] = {} | ||
| 127 | metadata['package'] = tarhash | ||
| 128 | |||
| 129 | # path it | ||
| 130 | path = d.getVar('PATH') | ||
| 131 | if path: | ||
| 132 | cmd = "PATH=\"%s\" %s" % (path, cmd) | ||
| 133 | bb.note("Unpacking %s to %s/" % (thefile, os.getcwd())) | ||
| 134 | |||
| 135 | ret = subprocess.call(cmd, preexec_fn=subprocess_setup, shell=True) | ||
| 136 | |||
| 137 | os.chdir(save_cwd) | ||
| 138 | |||
| 139 | if ret != 0: | ||
| 140 | raise UnpackError("Unpack command %s failed with return value %s" % (cmd, ret), ud.url) | ||
| 141 | |||
| 142 | # if we have metadata to write out.. | ||
| 143 | if len(metadata) > 0: | ||
| 144 | cratepath = os.path.splitext(os.path.basename(thefile))[0] | ||
| 145 | bbpath = self._cargo_bitbake_path(rootdir) | ||
| 146 | mdfile = '.cargo-checksum.json' | ||
| 147 | mdpath = os.path.join(bbpath, cratepath, mdfile) | ||
| 148 | with open(mdpath, "w") as f: | ||
| 149 | json.dump(metadata, f) | ||
