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authorMarcoFalke <falke.marco@gmail.com>2019-03-28 19:12:50 -0400
committerMarcoFalke <falke.marco@gmail.com>2019-04-05 13:35:27 -0400
commitfa2056af1c71aded3a821a07ec4de71c4be0bca3 (patch)
treeb18b30fc5048564623a0932c04aed1bca2e0ecbf /.travis.yml
parentfa36a333eedc0116b88f0dcf62be923e8da98782 (diff)
downloadbitcoin-fa2056af1c71aded3a821a07ec4de71c4be0bca3.tar.xz
travis: Properly cache and error on timeout
Diffstat (limited to '.travis.yml')
-rw-r--r--.travis.yml35
1 files changed, 33 insertions, 2 deletions
diff --git a/.travis.yml b/.travis.yml
index ef8da16936..21ba5461dd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,30 @@
+# The test build matrix (stage: test) is constructed to test a wide range of
+# configurations, rather than a single pass/fail. This helps to catch build
+# failures and logic errors that present on platforms other than the ones the
+# author has tested.
+#
+# Some builders use the dependency-generator in `./depends`, rather than using
+# apt-get to install build dependencies. This guarantees that the tester is
+# using the same versions as Gitian, so the build results are nearly identical
+# to what would be found in a final release.
+#
+# In order to avoid rebuilding all dependencies for each build, the binaries
+# are cached and re-used when possible. Changes in the dependency-generator
+# will trigger cache-invalidation and rebuilds as necessary.
+#
+# These caches can be manually removed if necessary. This is one of the very
+# few manual operations that is possible with Travis, and it can be done by a
+# Bitcoin Core GitHub member via the Travis web interface [0].
+#
+# Travis CI uploads the cache after the script phase of the build [1].
+# However, the build is terminated without saving the chache if it takes over
+# 50 minutes [2]. Thus, if we spent too much time in early build stages, fail
+# with an error and save the cache.
+#
+# [0] https://travis-ci.org/bitcoin/bitcoin/caches
+# [1] https://docs.travis-ci.com/user/caching/#build-phases
+# [2] https://docs.travis-ci.com/user/customizing-the-build#build-timeouts
+
dist: xenial
os: linux
language: minimal
@@ -26,6 +53,7 @@ env:
- SDK_URL=https://bitcoincore.org/depends-sources/sdks
- WINEDEBUG=fixme-all
- DOCKER_PACKAGES="build-essential libtool autotools-dev automake pkg-config bsdmainutils curl git ca-certificates ccache"
+ - CACHE_ERR_MSG="Error! Initial build successful, but not enough time remains to run later build stages and tests. Please manually re-run this job by using the travis restart button or asking a bitcoin maintainer to restart. The next run should not time out because the build cache has been saved."
before_install:
- set -o errexit; source .travis/test_03_before_install.sh
install:
@@ -33,8 +61,11 @@ install:
before_script:
- set -o errexit; source .travis/test_05_before_script.sh
script:
- - if [ $SECONDS -gt 1200 ]; then set +o errexit; echo "Travis early exit to cache current state"; false; else set -o errexit; source .travis/test_06_script_a.sh; fi
- - if [ $SECONDS -gt 1800 ]; then set +o errexit; echo "Travis early exit to cache current state"; false; else set -o errexit; source .travis/test_06_script_b.sh; fi
+ - export CONTINUE=1
+ - if [ $SECONDS -gt 1200 ]; then export CONTINUE=0; fi # Likely the depends build took very long
+ - if [ $CONTINUE = "1" ]; then set -o errexit; source .travis/test_06_script_a.sh; else set +o errexit; echo "$CACHE_ERR_MSG"; false; fi
+ - if [ $SECONDS -gt 1800 ]; then export CONTINUE=0; fi # Likely the build took very long
+ - if [ $CONTINUE = "1" ]; then set -o errexit; source .travis/test_06_script_b.sh; else set +o errexit; echo "$CACHE_ERR_MSG"; false; fi
after_script:
- echo $TRAVIS_COMMIT_RANGE
- echo $TRAVIS_COMMIT_LOG