Hello, there!

pmb/flasher/run.py

@@ -0,0 +1,58 @@
+"""
+Copyright 2017 Oliver Smith
+
+This file is part of pmbootstrap.
+
+pmbootstrap is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+pmbootstrap 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 pmbootstrap.  If not, see <http://www.gnu.org/licenses/>.
+"""
+import pmb.flasher
+
+
+def run(args, action, kernel=None, ramdisk=None, image=None):
+    pmb.flasher.init(args)
+
+    # Verify action
+    method = args.deviceinfo["flash_methods"]
+    cfg = pmb.config.flashers[method]
+    if action not in cfg["actions"]:
+        raise RuntimeError("action " + action + " is not"
+                           " configured for method " + method + "!")
+
+    # Variable setup
+    vars = {
+        "$KERNEL": kernel,
+        "$RAMDISK": ramdisk,
+        "$IMAGE": image,
+        "$OFFSET_BASE": args.deviceinfo["flash_offset_base"],
+        "$OFFSET_KERNEL": args.deviceinfo["flash_offset_kernel"],
+        "$OFFSET_RAMDISK": args.deviceinfo["flash_offset_ramdisk"],
+        "$OFFSET_SECOND": args.deviceinfo["flash_offset_second"],
+        "$OFFSET_TAGS": args.deviceinfo["flash_offset_tags"],
+        "$PAGE_SIZE": args.deviceinfo["flash_pagesize"],
+    }
+
+    # Each action has multiple commands
+    for command in cfg["actions"][action]:
+        # Variable replacement
+        for key, value in vars.items():
+            for i in range(len(command)):
+                if key in command[i]:
+                    if not value:
+                        raise RuntimeError("Variable " + key + " found in"
+                                           " action " + action + " for method " + method + ","
+                                           " but the value for this variable is None!")
+                    command[i] = command[i].replace(key, value)
+
+        # Run the action
+        pmb.chroot.root(args, command, log=False)