Add package_deb.bbclass from Poky

1 files changed, 238 insertions, 0 deletions

diff --git a/classes/package_deb.bbclass b/classes/package_deb.bbclass
new file mode 100644
index 0000000000..9697426d5d
--- /dev/null
+++ b/classes/package_deb.bbclass
@@ -0,0 +1,238 @@
+inherit package
+DEPENDS_prepend="${@["dpkg-native ", ""][(bb.data.getVar('PACKAGES', d, 1) == '')]}"
+BOOTSTRAP_EXTRA_RDEPENDS += "dpkg"
+DISTRO_EXTRA_RDEPENDS += "dpkg"
+PACKAGE_WRITE_FUNCS += "do_package_deb"
+IMAGE_PKGTYPE ?= "deb"
+
+python package_deb_fn () {
+    from bb import data
+    bb.data.setVar('PKGFN', bb.data.getVar('PKG',d), d)
+}
+
+addtask package_deb_install
+python do_package_deb_install () {
+    import os, sys
+    pkg = bb.data.getVar('PKG', d, 1)
+    pkgfn = bb.data.getVar('PKGFN', d, 1)
+    rootfs = bb.data.getVar('IMAGE_ROOTFS', d, 1)
+    debdir = bb.data.getVar('DEPLOY_DIR_DEB', d, 1)
+    stagingdir = bb.data.getVar('STAGING_DIR', d, 1)
+    stagingbindir = bb.data.getVar('STAGING_BINDIR_NATIVE', d, 1)
+    tmpdir = bb.data.getVar('TMPDIR', d, 1)
+
+    if None in (pkg,pkgfn,rootfs):
+        raise bb.build.FuncFailed("missing variables (one or more of PKG, PKGFN, IMAGE_ROOTFS)")
+    try:
+        if not os.exists(rootfs):
+            os.makedirs(rootfs)
+        os.chdir(rootfs)
+    except OSError:
+        raise bb.build.FuncFailed(str(sys.exc_value))
+
+    # update packages file
+    (exitstatus, output) = commands.getstatusoutput('dpkg-scanpackages %s > %s/Packages' % (debdir, debdir))
+    if (exitstatus != 0 ):
+        raise bb.build.FuncFailed(output)
+
+    f = open(os.path.join(tmpdir, "stamps", "do_packages"), "w")
+    f.close()
+
+    # NOTE: this env stuff is racy at best, we need something more capable
+    # than 'commands' for command execution, which includes manipulating the
+    # env of the fork+execve'd processs
+
+    # Set up environment
+    apt_config = os.getenv('APT_CONFIG')
+    os.putenv('APT_CONFIG', os.path.join(stagingdir, 'etc', 'apt', 'apt.conf'))
+    path = os.getenv('PATH')
+    os.putenv('PATH', '%s:%s' % (stagingbindir, os.getenv('PATH')))
+
+    # install package
+    commands.getstatusoutput('apt-get update')
+    commands.getstatusoutput('apt-get install -y %s' % pkgfn)
+
+    # revert environment
+    os.putenv('APT_CONFIG', apt_config)
+    os.putenv('PATH', path)
+}
+
+python do_package_deb () {
+    import copy # to back up env data
+    import sys
+    import re
+
+    workdir = bb.data.getVar('WORKDIR', d, 1)
+    if not workdir:
+        bb.error("WORKDIR not defined, unable to package")
+        return
+
+    import os # path manipulations
+    outdir = bb.data.getVar('DEPLOY_DIR_DEB', d, 1)
+    if not outdir:
+        bb.error("DEPLOY_DIR_DEB not defined, unable to package")
+        return
+
+    dvar = bb.data.getVar('D', d, 1)
+    if not dvar:
+        bb.error("D not defined, unable to package")
+        return
+    bb.mkdirhier(dvar)
+
+    packages = bb.data.getVar('PACKAGES', d, 1)
+    if not packages:
+        bb.debug(1, "PACKAGES not defined, nothing to package")
+        return
+
+    tmpdir = bb.data.getVar('TMPDIR', d, 1)
+    # Invalidate the packages file
+    if os.access(os.path.join(tmpdir, "stamps", "do_packages"),os.R_OK):
+        os.unlink(os.path.join(tmpdir, "stamps", "do_packages"))
+
+    if packages == []:
+        bb.debug(1, "No packages; nothing to do")
+        return
+
+    for pkg in packages.split():
+        localdata = bb.data.createCopy(d)
+        root = "%s/install/%s" % (workdir, pkg)
+
+        bb.data.setVar('ROOT', '', localdata)
+        bb.data.setVar('ROOT_%s' % pkg, root, localdata)
+        pkgname = bb.data.getVar('PKG_%s' % pkg, localdata, 1)
+        if not pkgname:
+            pkgname = pkg
+        bb.data.setVar('PKG', pkgname, localdata)
+
+        overrides = bb.data.getVar('OVERRIDES', localdata)
+        if not overrides:
+            raise bb.build.FuncFailed('OVERRIDES not defined')
+        overrides = bb.data.expand(overrides, localdata)
+        bb.data.setVar('OVERRIDES', overrides + ':' + pkg, localdata)
+
+        bb.data.update_data(localdata)
+        basedir = os.path.join(os.path.dirname(root))
+
+        pkgoutdir = os.path.join(outdir, bb.data.getVar('PACKAGE_ARCH', localdata, 1))
+        bb.mkdirhier(pkgoutdir)
+
+        os.chdir(root)
+        from glob import glob
+        g = glob('*')
+        try:
+            del g[g.index('DEBIAN')]
+            del g[g.index('./DEBIAN')]
+        except ValueError:
+            pass
+        if not g and not bb.data.getVar('ALLOW_EMPTY', localdata):
+            from bb import note
+            note("Not creating empty archive for %s-%s-%s" % (pkg, bb.data.getVar('PV', localdata, 1), bb.data.getVar('PR', localdata, 1)))
+            continue
+        controldir = os.path.join(root, 'DEBIAN')
+        bb.mkdirhier(controldir)
+        try:
+            ctrlfile = file(os.path.join(controldir, 'control'), 'wb')
+            # import codecs
+            # ctrlfile = codecs.open("someFile", "w", "utf-8")
+        except OSError:
+            raise bb.build.FuncFailed("unable to open control file for writing.")
+
+        fields = []
+        fields.append(["Version: %s-%s\n", ['PV', 'PR']])
+        fields.append(["Description: %s\n", ['DESCRIPTION']])
+        fields.append(["Section: %s\n", ['SECTION']])
+        fields.append(["Priority: %s\n", ['PRIORITY']])
+        fields.append(["Maintainer: %s\n", ['MAINTAINER']])
+        fields.append(["Architecture: %s\n", ['TARGET_ARCH']])
+        fields.append(["OE: %s\n", ['P']])
+        fields.append(["Homepage: %s\n", ['HOMEPAGE']])
+
+#        Package, Version, Maintainer, Description - mandatory
+#        Section, Priority, Essential, Architecture, Source, Depends, Pre-Depends, Recommends, Suggests, Conflicts, Replaces, Provides - Optional
+
+
+        def pullData(l, d):
+            l2 = []
+            for i in l:
+                data = bb.data.getVar(i, d, 1)
+                if data is None:
+                    raise KeyError(f)
+		if i == 'TARGET_ARCH' and bb.data.getVar('PACKAGE_ARCH', d, 1) == 'all':
+                    data = 'all'
+                l2.append(data)
+            return l2
+
+        ctrlfile.write("Package: %s\n" % pkgname)
+        # check for required fields
+        try:
+            for (c, fs) in fields:
+                ctrlfile.write(unicode(c % tuple(pullData(fs, localdata))))
+        except KeyError:
+            (type, value, traceback) = sys.exc_info()
+            ctrlfile.close()
+            raise bb.build.FuncFailed("Missing field for deb generation: %s" % value)
+        # more fields
+
+        bb.build.exec_func("mapping_rename_hook", localdata)
+
+        rdepends = explode_deps(unicode(bb.data.getVar("RDEPENDS", localdata, 1) or ""))
+        rdepends = [dep for dep in rdepends if not '*' in dep]
+        rrecommends = explode_deps(unicode(bb.data.getVar("RRECOMMENDS", localdata, 1) or ""))
+        rrecommends = [rec for rec in rrecommends if not '*' in rec]
+        rsuggests = (unicode(bb.data.getVar("RSUGGESTS", localdata, 1) or "")).split()
+        rprovides = (unicode(bb.data.getVar("RPROVIDES", localdata, 1) or "")).split()
+        rreplaces = (unicode(bb.data.getVar("RREPLACES", localdata, 1) or "")).split()
+        rconflicts = (unicode(bb.data.getVar("RCONFLICTS", localdata, 1) or "")).split()
+        if rdepends:
+            ctrlfile.write(u"Depends: %s\n" % ", ".join(rdepends))
+        if rsuggests:
+            ctrlfile.write(u"Suggests: %s\n" % ", ".join(rsuggests))
+        if rrecommends:
+            ctrlfile.write(u"Recommends: %s\n" % ", ".join(rrecommends))
+        if rprovides:
+            ctrlfile.write(u"Provides: %s\n" % ", ".join(rprovides))
+        if rreplaces:
+            ctrlfile.write(u"Replaces: %s\n" % ", ".join(rreplaces))
+        if rconflicts:
+            ctrlfile.write(u"Conflicts: %s\n" % ", ".join(rconflicts))
+        ctrlfile.close()
+
+        for script in ["preinst", "postinst", "prerm", "postrm"]:
+            scriptvar = bb.data.getVar('pkg_%s' % script, localdata, 1)
+            if not scriptvar:
+                continue
+            try:
+                scriptfile = file(os.path.join(controldir, script), 'w')
+            except OSError:
+                raise bb.build.FuncFailed("unable to open %s script file for writing." % script)
+            scriptfile.write(scriptvar)
+            scriptfile.close()
+            os.chmod(os.path.join(controldir, script), 0755)
+
+        conffiles_str = bb.data.getVar("CONFFILES", localdata, 1)
+        if conffiles_str:
+            try:
+                conffiles = file(os.path.join(controldir, 'conffiles'), 'w')
+            except OSError:
+                raise bb.build.FuncFailed("unable to open conffiles for writing.")
+            for f in conffiles_str.split():
+                conffiles.write('%s\n' % f)
+            conffiles.close()
+
+        os.chdir(basedir)
+        ret = os.system("PATH=\"%s\" fakeroot dpkg-deb -b %s %s" % (bb.data.getVar("PATH", localdata, 1), root, pkgoutdir))
+        if ret != 0:
+            raise bb.build.FuncFailed("dpkg-deb execution failed")
+
+        for script in ["preinst", "postinst", "prerm", "postrm", "control" ]:
+            scriptfile = os.path.join(controldir, script)
+            try:
+                os.remove(scriptfile)
+            except OSError:
+                pass
+        try:
+            os.rmdir(controldir)
+        except OSError:
+            pass
+        del localdata
+}