From 2bcabe1e3a46a8432e933a386a43b6a0d0640ecd Mon Sep 17 00:00:00 2001
From: fabien servant <fabien.servant@technicolor.com>
Date: Wed, 14 Dec 2022 09:18:03 +0100
Subject: [PATCH] [submitters] add Ripple

---
 meshroom/submitters/rippleSubmitter.py | 139 +++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 meshroom/submitters/rippleSubmitter.py

diff --git a/meshroom/submitters/rippleSubmitter.py b/meshroom/submitters/rippleSubmitter.py
new file mode 100644
index 00000000..071d8cf6
--- /dev/null
+++ b/meshroom/submitters/rippleSubmitter.py
@@ -0,0 +1,139 @@
+import os 
+import json
+
+#meshroom modules
+from meshroom.core.desc import Level
+from meshroom.core.submitter import BaseSubmitter
+
+#mpc logging import
+import mpc.logging
+
+#Ripple imports
+from mpc.ripple.rippleConfig import RippleConfig as _RippleConfig
+from mpc.ripple.rippleProcess import RippleProcess
+from mpc.ripple.dispatcher import DefaultDispatcher
+from mpc.ripple.rippleStorage import RippleStorage
+from mpc.ripple.rippleUtilities import RippleGroup
+from mpc.ripple.rippleAttribute import RippleAttribute
+
+#validators for numbers
+from mpc.pyCore.validators import IntValidator
+
+_log = mpc.logging.getLogger()
+
+currentDir = os.path.dirname(os.path.realpath(__file__))
+binDir = os.path.dirname(os.path.dirname(os.path.dirname(currentDir)))
+
+# Give access to min/maxProcessors, which is an alias to slots
+class RippleProcessWithSlots(RippleProcess):
+    minProcessors = RippleAttribute('', IntValidator(), 1, True)
+    maxProcessors = RippleAttribute('', IntValidator(), 1, True)
+
+class RippleSubmitter(BaseSubmitter):
+    def __init__(self, parent=None):
+        super(RippleSubmitter, self).__init__(name='Ripple', parent=parent)
+
+    def createTask(self, meshroomFile, node, parents):
+
+        nbBlocks = 1   
+        
+        #Map meshroom GPU modes to MPC services
+        gpudict = {
+            "NONE":"",
+            "NORMAL":",gpu8G",
+            "INTENSIVE":",gpu16G"
+        }
+        
+        #Specify some constraints
+        requirements = "!\"rs*\",@.mem>25{gpu}".format(gpu=gpudict[node.nodeDesc.gpu.name])
+
+        #specify which node to wait before launching the current one
+        waitsFor = []
+        for parent in parents:
+            waitsFor.append(parent.name)
+
+        #Basic command line for this node
+        command='meshroom_compute --node {nodeName} "{meshroomFile}" --extern'.format(nodeName=node.name, meshroomFile=meshroomFile)
+
+        if node.isParallelized:
+            _, _, nbBlocks = node.nodeDesc.parallelization.getSizes(node)
+
+            #Create as many process as iteration (or chunks)
+            rippleprocs = []
+            for iteration in range(0, nbBlocks):
+
+                #Add iteration number
+                commandext = '{cmd} --iteration {iter}'.format(cmd=command, iter=iteration)
+
+                #Create process task with parameters
+                rippleproc = RippleProcessWithSlots(name='{name} iteration {iter}'.format(name=node.name, iter=iteration), discipline='ripple', appendKeys=True, keys=requirements, label=node.name, cmdList=[commandext], waitsFor=waitsFor, minProcessors=1, maxProcessors=1)
+                rippleprocs.append(rippleproc)
+            
+            rippleObj = RippleGroup(label="{name} Group".format(name=node.name), tasks=rippleprocs, name=node.name, waitsFor=waitsFor)
+        else:
+            rippleObj = RippleProcessWithSlots(name=node.name, discipline='ripple', appendKeys=True, keys=requirements, label=node.name, cmdList=[command], waitsFor=waitsFor, minProcessors=1, maxProcessors=1)
+        
+        return rippleObj
+    
+    def submit(self, nodes, edges, filepath, submitLabel):
+        
+        projectName = os.path.splitext(os.path.basename(filepath))[0]
+        label = submitLabel.format(projectName=projectName)
+
+        #Build a tree
+        tree = {}
+        for node in nodes:
+            tree[node] = []
+
+        for end, start in edges:
+            tree[end].append(start)
+
+        nodesDone = []
+        hasChange = True
+        tasks = []
+
+        #As long as a valid node was found in the previous iteration
+        while hasChange:
+
+            hasChange = False
+            toRemove = []
+
+            #Loop over all nodes in the graph
+            for node in tree.keys():
+
+                #Ignore a node already processed
+                found = False
+                for nodeDone in nodesDone:
+                    if nodeDone == node.name:
+                        found = True
+
+                if found:
+                    continue
+
+                #Check if all parents are already visited
+                valid = True
+                for parent in tree[node]:
+                    found = False
+                    for nodeDone in nodesDone:
+                        if nodeDone == parent.name:
+                            found = True
+                    if found is False:
+                        valid = False
+            
+                if valid is False:
+                    continue
+                
+                tasks.append(self.createTask(filepath, node, tree[node]))
+
+                toRemove.append(node.name)
+                hasChange = True
+            
+            for itemRemove in toRemove:
+                nodesDone.append(itemRemove)
+
+        if (len(tasks) == 0):
+            return True
+
+        DefaultDispatcher(label=label, tasks=tasks, jobType='release', paused=False)()
+
+        return True
\ No newline at end of file