adds two versions of a random, seeded big file

3 files changed, 38 insertions, 0 deletions

diff --git a/recipes-test/big-update/big-update_1.0.bb b/recipes-test/big-update/big-update_1.0.bb
new file mode 100644
index 0000000..78852a9
--- /dev/null
+++ b/recipes-test/big-update/big-update_1.0.bb
@@ -0,0 +1,11 @@
+DESCRIPTION = "Example Package with 10MB of random, seeded content"
+LICENSE = "CLOSED"
+
+SRC_URI = "file://rand_file.py"
+
+FILES_${PN} = "/usr/lib/big-update"
+
+do_install() {
+   install -d ${D}/usr/lib/big-update
+   python ${S}/../rand_file.py ${D}/usr/lib/big-update/a-big-file $(numfmt --from=iec 10M)
+}
diff --git a/recipes-test/big-update/big-update_2.0.bb b/recipes-test/big-update/big-update_2.0.bb
new file mode 100644
index 0000000..6d32557
--- /dev/null
+++ b/recipes-test/big-update/big-update_2.0.bb
@@ -0,0 +1,11 @@
+DESCRIPTION = "Example Package with 12MB of random, seeded content"
+LICENSE = "CLOSED"
+
+SRC_URI = "file://rand_file.py"
+
+FILES_${PN} = "/usr/lib/big-update"
+
+do_install() {
+   install -d ${D}/usr/lib/big-update
+   python ${S}/../rand_file.py ${D}/usr/lib/big-update/a-big-file $(numfmt --from=iec 12M)
+}
diff --git a/recipes-test/big-update/files/rand_file.py b/recipes-test/big-update/files/rand_file.py
new file mode 100644
index 0000000..0f4f16e
--- /dev/null
+++ b/recipes-test/big-update/files/rand_file.py
@@ -0,0 +1,16 @@
+import sys
+from random import seed, randint
+
+def main():
+    n = int(sys.argv[2])
+    ba = bytearray(n)
+
+    seed(42)
+    for i in range(0, n):
+       ba[i] = randint(0, 255)
+
+    with open(sys.argv[1], 'wb') as f:
+        f.write(bytes(ba))
+
+if __name__ == "__main__":
+    main()