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authorPeter Josef Scheibel <scheibel1@llnl.gov>2019-11-26 19:35:58 -0800
committerMassimiliano Culpo <massimiliano.culpo@gmail.com>2019-12-13 08:38:50 +0100
commitb62ba7609d524d3bd7d03dd29ba4841c22ccd43d (patch)
treef134aa3624dd282fd87f354a1fde54008e9479f0 /lib
parent754dd6eb1fcf933f446c9288f74383c8feab9c31 (diff)
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Mirrors: avoid re-downloading patches
When updating a mirror, Spack was re-retrieving all patches (since the fetch logic for patches is separate). This updates the patch logic to allow the mirror logic to avoid this.
Diffstat (limited to 'lib')
-rw-r--r--lib/spack/spack/mirror.py1
-rw-r--r--lib/spack/spack/patch.py47
2 files changed, 28 insertions, 20 deletions
diff --git a/lib/spack/spack/mirror.py b/lib/spack/spack/mirror.py
index 8575b4bb71..ceb53801ce 100644
--- a/lib/spack/spack/mirror.py
+++ b/lib/spack/spack/mirror.py
@@ -505,7 +505,6 @@ def add_single_spec(spec, mirror_root, mirror_stats):
with spec.package.stage as pkg_stage:
pkg_stage.cache_mirror(mirror_stats)
for patch in spec.package.all_patches():
- patch.fetch(pkg_stage)
if patch.cache():
patch.cache().cache_mirror(mirror_stats)
patch.clean()
diff --git a/lib/spack/spack/patch.py b/lib/spack/spack/patch.py
index ba8d4c5ef8..9e29dcc638 100644
--- a/lib/spack/spack/patch.py
+++ b/lib/spack/spack/patch.py
@@ -171,6 +171,7 @@ class UrlPatch(Patch):
super(UrlPatch, self).__init__(pkg, url, level, working_dir)
self.url = url
+ self._stage = None
self.ordering_key = ordering_key
@@ -191,25 +192,6 @@ class UrlPatch(Patch):
Args:
stage: stage for the package that needs to be patched
"""
- # use archive digest for compressed archives
- fetch_digest = self.sha256
- if self.archive_sha256:
- fetch_digest = self.archive_sha256
-
- fetcher = fs.URLFetchStrategy(self.url, fetch_digest,
- expand=bool(self.archive_sha256))
-
- # The same package can have multiple patches with the same name but
- # with different contents, therefore apply a subset of the hash.
- name = '{0}-{1}'.format(os.path.basename(self.url), fetch_digest[:7])
-
- per_package_ref = os.path.join(self.owner.split('.')[-1], name)
- # Reference starting with "spack." is required to avoid cyclic imports
- mirror_ref = spack.mirror.mirror_archive_paths(
- fetcher,
- per_package_ref)
-
- self.stage = spack.stage.Stage(fetcher, mirror_paths=mirror_ref)
self.stage.create()
self.stage.fetch()
self.stage.check()
@@ -243,6 +225,33 @@ class UrlPatch(Patch):
"sha256 checksum failed for %s" % self.path,
"Expected %s but got %s" % (self.sha256, checker.sum))
+ @property
+ def stage(self):
+ if self._stage:
+ return self._stage
+
+ # use archive digest for compressed archives
+ fetch_digest = self.sha256
+ if self.archive_sha256:
+ fetch_digest = self.archive_sha256
+
+ fetcher = fs.URLFetchStrategy(self.url, fetch_digest,
+ expand=bool(self.archive_sha256))
+
+ # The same package can have multiple patches with the same name but
+ # with different contents, therefore apply a subset of the hash.
+ name = '{0}-{1}'.format(os.path.basename(self.url), fetch_digest[:7])
+
+ per_package_ref = os.path.join(self.owner.split('.')[-1], name)
+ # Reference starting with "spack." is required to avoid cyclic imports
+ mirror_ref = spack.mirror.mirror_archive_paths(
+ fetcher,
+ per_package_ref)
+
+ self._stage = spack.stage.Stage(fetcher, mirror_paths=mirror_ref)
+ self._stage.create()
+ return self._stage
+
def cache(self):
return self.stage