fsl-eula-unpack.bbclass: Support Freescale EULA binaries unpack

This class provides the mechanism used for unpacking
the .bin file downloaded by HTTP and handle the EULA acceptance.

Change-Id: I88857c7dac94568c5bced4e712744087638de68a
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Acked-by: Daiane Angolini <daiane.angolini@freescale.com>

1 files changed, 60 insertions, 0 deletions

diff --git a/classes/fsl-eula-unpack.bbclass b/classes/fsl-eula-unpack.bbclass
new file mode 100644
index 0000000..7a6a554
--- /dev/null
+++ b/classes/fsl-eula-unpack.bbclass
@@ -0,0 +1,60 @@
+# fsl-eula-unpack.bbclass provides the mechanism used for unpacking
+# the .bin file downloaded by HTTP and handle the EULA acceptance.
+#
+# To use it, the 'fsl-eula' parameter needs to be added to the
+# SRC_URI entry, e.g:
+#
+#  SRC_URI = "${FSL_MIRROR}/firmware-imx-${PV};fsl-eula=true"
+
+python fsl_bin_do_unpack() {
+    src_uri = (d.getVar('SRC_URI', True) or "").split()
+    if len(src_uri) == 0:
+        return
+
+    localdata = bb.data.createCopy(d)
+    bb.data.update_data(localdata)
+
+    rootdir = localdata.getVar('WORKDIR', True)
+    fetcher = bb.fetch2.Fetch(src_uri, localdata)
+
+    for url in fetcher.ud.values():
+        # Check for supported fetchers
+        if url.type in ['http', 'https', 'ftp', 'file']:
+            if url.parm.get('fsl-eula', False):
+                # If download has failed, do nothing
+                if not os.path.exists(url.localpath):
+                    bb.debug(1, "Exiting as '%s' cannot be found" % url.basename)
+                    return
+
+                # Change to the working directory
+                bb.note("Handling file '%s' as a Freescale's EULA binary." % url.basename)
+                save_cwd = os.getcwd()
+                os.chdir(rootdir)
+
+                cmd = "sh %s --auto-accept --force" % (url.localpath)
+                bb.fetch2.runfetchcmd(cmd, d, quiet=True)
+
+    # Return to the previous directory
+    os.chdir(save_cwd)
+}
+
+python do_unpack() {
+    eula = d.getVar('ACCEPT_FSL_EULA', True)
+    eula_file = d.getVar('FSL_EULA_FILE', True)
+    pkg = d.getVar('PN', True)
+    if eula == None:
+        bb.fatal("To use '%s' you need to accept the Freescale EULA at '%s'. "
+                 "Please read it and in case you accept it, write: "
+                 "ACCEPT_FSL_EULA = \"1\" in your local.conf." % (pkg, eula_file))
+    elif eula == '0':
+        bb.fatal("To use '%s' you need to accept the Freescale EULA." % pkg)
+    else:
+        bb.note("Freescale EULA has been accepted for '%s'" % pkg)
+
+    try:
+        bb.build.exec_func('base_do_unpack', d)
+    except:
+        raise
+
+    bb.build.exec_func('fsl_bin_do_unpack', d)
+}