X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/017d19d31606b8b313c04fffc33d44592ad9644b..c980683a243903babe9cc09cabc71e1c6229fef1:/sdk/python/arvados/commands/run.py

diff --git a/sdk/python/arvados/commands/run.py b/sdk/python/arvados/commands/run.py
index be94e7304a..5d29c45117 100644
--- a/sdk/python/arvados/commands/run.py
+++ b/sdk/python/arvados/commands/run.py
@@ -34,6 +34,12 @@ class ArvFile(object):
         self.prefix = prefix
         self.fn = fn
 
+    def __hash__(self):
+        return (self.prefix+self.fn).__hash__()
+
+    def __eq__(self, other):
+        return (self.prefix == other.prefix) and (self.fn == other.fn)
+
 class UploadFile(ArvFile):
     pass
 
@@ -52,7 +58,7 @@ def is_in_collection(root, branch):
         else:
             sp = os.path.split(root)
             return is_in_collection(sp[0], os.path.join(sp[1], branch))
-    except IOError, OSError:
+    except (IOError, OSError):
         return (None, None)
 
 # Determine the project to place the output of this command by searching upward
@@ -73,7 +79,7 @@ def determine_project(root, current_user):
         else:
             sp = os.path.split(root)
             return determine_project(sp[0], current_user)
-    except IOError, OSError:
+    except (IOError, OSError):
         return current_user
 
 # Determine if string corresponds to a file, and if that file is part of a
@@ -81,7 +87,7 @@ def determine_project(root, current_user):
 # ArvFile() (file already exists in a collection), UploadFile() (file needs to
 # be uploaded to a collection), or simply returns prefix+fn (which yields the
 # original parameter string).
-def statfile(prefix, fn):
+def statfile(prefix, fn, fnPattern="$(file %s/%s)", dirPattern="$(dir %s/%s/)"):
     absfn = os.path.abspath(fn)
     if os.path.exists(absfn):
         st = os.stat(absfn)
@@ -89,7 +95,7 @@ def statfile(prefix, fn):
             sp = os.path.split(absfn)
             (pdh, branch) = is_in_collection(sp[0], sp[1])
             if pdh:
-                return ArvFile(prefix, "$(file %s/%s)" % (pdh, branch))
+                return ArvFile(prefix, fnPattern % (pdh, branch))
             else:
                 # trim leading '/' for path prefix test later
                 return UploadFile(prefix, absfn[1:])
@@ -97,14 +103,14 @@ def statfile(prefix, fn):
             sp = os.path.split(absfn)
             (pdh, branch) = is_in_collection(sp[0], sp[1])
             if pdh:
-                return ArvFile(prefix, "$(dir %s/%s/)" % (pdh, branch))
+                return ArvFile(prefix, dirPattern % (pdh, branch))
 
     return prefix+fn
 
-def uploadfiles(files, api, dry_run=False, num_retries=0, project=None):
+def uploadfiles(files, api, dry_run=False, num_retries=0, project=None, fnPattern="$(file %s/%s)", name=None):
     # Find the smallest path prefix that includes all the files that need to be uploaded.
     # This starts at the root and iteratively removes common parent directory prefixes
-    # until all file pathes no longer have a common parent.
+    # until all file paths no longer have a common parent.
     n = True
     pathprefix = "/"
     while n:
@@ -148,12 +154,24 @@ def uploadfiles(files, api, dry_run=False, num_retries=0, project=None):
                 stream = sp[0]
                 collection.start_new_stream(stream)
             collection.write_file(f.fn, sp[1])
-        item = api.collections().create(body={"owner_uuid": project, "manifest_text": collection.manifest_text()}).execute()
+
+        exists = api.collections().list(filters=[["owner_uuid", "=", project],
+                                                 ["portable_data_hash", "=", collection.portable_data_hash()],
+                                                 ["name", "=", name]]).execute(num_retries=num_retries)
+        if exists["items"]:
+            item = exists["items"][0]
+            logger.info("Using collection %s", item["uuid"])
+        else:
+            body = {"owner_uuid": project, "manifest_text": collection.manifest_text()}
+            if name is not None:
+                body["name"] = name
+            item = api.collections().create(body=body, ensure_unique_name=True).execute()
+            logger.info("Uploaded to %s", item["uuid"])
+
         pdh = item["portable_data_hash"]
-        logger.info("Uploaded to %s", item["uuid"])
 
     for c in files:
-        c.fn = "$(file %s/%s)" % (pdh, c.fn)
+        c.fn = fnPattern % (pdh, c.fn)
 
     os.chdir(orgdir)
 
@@ -238,7 +256,7 @@ def main(arguments=None):
 
     files = [c for command in slots[1:] for c in command if isinstance(c, UploadFile)]
     if files:
-        uploadfiles(files, api, dry_run=args.dry_run, num_retries=args.num_retries, project=project)
+        uploadfiles(files, api, dry_run=args.dry_run, num_retries=args.retries, project=project)
 
     for i in xrange(1, len(slots)):
         slots[i] = [("%s%s" % (c.prefix, c.fn)) if isinstance(c, ArvFile) else c for c in slots[i]]