buildBazelPackage: optionally run bazel tests in checkPhase
Tests from the bazelTestTargets argument will be run before the build. The new bazelTestFlags argument can be used to pass additional flags to this phase.
This commit is contained in:
Yves-Stan Le Cornec
parent
f6dd0ea8b4
commit
b739da0693
1 changed files with 71 additions and 49 deletions
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@ -13,35 +13,37 @@ args@{
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, bazel ? bazelPkg
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, bazelFlags ? []
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, bazelBuildFlags ? []
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, bazelTestFlags ? []
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, bazelFetchFlags ? []
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, bazelTarget
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, bazelTestTargets ? []
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, buildAttrs
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, fetchAttrs
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# Newer versions of Bazel are moving away from built-in rules_cc and instead
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# allow fetching it as an external dependency in a WORKSPACE file[1]. If
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# removed in the fixed-output fetch phase, building will fail to download it.
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# This can be seen e.g. in #73097
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#
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# This option allows configuring the removal of rules_cc in cases where a
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# project depends on it via an external dependency.
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#
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# [1]: https://github.com/bazelbuild/rules_cc
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# Newer versions of Bazel are moving away from built-in rules_cc and instead
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# allow fetching it as an external dependency in a WORKSPACE file[1]. If
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# removed in the fixed-output fetch phase, building will fail to download it.
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# This can be seen e.g. in #73097
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#
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# This option allows configuring the removal of rules_cc in cases where a
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# project depends on it via an external dependency.
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#
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# [1]: https://github.com/bazelbuild/rules_cc
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, removeRulesCC ? true
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, removeLocalConfigCc ? true
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, removeLocal ? true
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# Use build --nobuild instead of fetch. This allows fetching the dependencies
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# required for the build as configured, rather than fetching all the dependencies
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# which may not work in some situations (e.g. Java code which ends up relying on
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# Debian-specific /usr/share/java paths, but doesn't in the configured build).
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# Use build --nobuild instead of fetch. This allows fetching the dependencies
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# required for the build as configured, rather than fetching all the dependencies
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# which may not work in some situations (e.g. Java code which ends up relying on
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# Debian-specific /usr/share/java paths, but doesn't in the configured build).
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, fetchConfigured ? true
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# Don’t add Bazel --copt and --linkopt from NIX_CFLAGS_COMPILE /
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# NIX_LDFLAGS. This is necessary when using a custom toolchain which
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# Bazel wants all headers / libraries to come from, like when using
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# CROSSTOOL. Weirdly, we can still get the flags through the wrapped
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# compiler.
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# Don’t add Bazel --copt and --linkopt from NIX_CFLAGS_COMPILE /
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# NIX_LDFLAGS. This is necessary when using a custom toolchain which
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# Bazel wants all headers / libraries to come from, like when using
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# CROSSTOOL. Weirdly, we can still get the flags through the wrapped
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# compiler.
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, dontAddBazelOpts ? false
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, ...
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}:
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@ -50,13 +52,33 @@ let
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fArgs = removeAttrs args [ "buildAttrs" "fetchAttrs" "removeRulesCC" ];
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fBuildAttrs = fArgs // buildAttrs;
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fFetchAttrs = fArgs // removeAttrs fetchAttrs [ "sha256" ];
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in stdenv.mkDerivation (fBuildAttrs // {
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inherit name bazelFlags bazelBuildFlags bazelFetchFlags bazelTarget;
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bazelCmd = { cmd, additionalFlags, targets }:
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lib.optionalString (targets != [ ]) ''
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# See footnote called [USER and BAZEL_USE_CPP_ONLY_TOOLCHAIN variables]
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BAZEL_USE_CPP_ONLY_TOOLCHAIN=1 \
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USER=homeless-shelter \
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bazel \
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--batch \
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--output_base="$bazelOut" \
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--output_user_root="$bazelUserRoot" \
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${cmd} \
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--curses=no \
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-j $NIX_BUILD_CORES \
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"''${copts[@]}" \
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"''${host_copts[@]}" \
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"''${linkopts[@]}" \
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"''${host_linkopts[@]}" \
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$bazelFlags \
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${lib.strings.concatStringsSep " " additionalFlags} \
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${lib.strings.concatStringsSep " " targets}
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'';
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in
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stdenv.mkDerivation (fBuildAttrs // {
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inherit name bazelFlags bazelBuildFlags bazelTestFlags bazelFetchFlags bazelTarget bazelTestTargets;
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deps = stdenv.mkDerivation (fFetchAttrs // {
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name = "${name}-deps.tar.gz";
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inherit bazelFlags bazelBuildFlags bazelFetchFlags bazelTarget;
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inherit bazelFlags bazelBuildFlags bazelTestFlags bazelFetchFlags bazelTarget bazelTestTargets;
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impureEnvVars = lib.fetchers.proxyImpureEnvVars ++ fFetchAttrs.impureEnvVars or [];
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@ -77,14 +99,7 @@ in stdenv.mkDerivation (fBuildAttrs // {
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buildPhase = fFetchAttrs.buildPhase or ''
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runHook preBuild
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# Bazel computes the default value of output_user_root before parsing the
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# flag. The computation of the default value involves getting the $USER
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# from the environment. I don't have that variable when building with
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# sandbox enabled. Code here
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# https://github.com/bazelbuild/bazel/blob/9323c57607d37f9c949b60e293b573584906da46/src/main/cpp/startup_options.cc#L123-L124
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#
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# On macOS Bazel will use the system installed Xcode or CLT toolchain instead of the one in the PATH unless we pass BAZEL_USE_CPP_ONLY_TOOLCHAIN
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# See footnote called [USER and BAZEL_USE_CPP_ONLY_TOOLCHAIN variables].
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# We disable multithreading for the fetching phase since it can lead to timeouts with many dependencies/threads:
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# https://github.com/bazelbuild/bazel/issues/6502
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BAZEL_USE_CPP_ONLY_TOOLCHAIN=1 \
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@ -97,7 +112,8 @@ in stdenv.mkDerivation (fBuildAttrs // {
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--loading_phase_threads=1 \
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$bazelFlags \
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$bazelFetchFlags \
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$bazelTarget
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${bazelTarget} \
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${lib.strings.concatStringsSep " " bazelTestTargets}
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runHook postBuild
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'';
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@ -189,7 +205,7 @@ in stdenv.mkDerivation (fBuildAttrs // {
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# the wrappers are expecting will not be set. So instead of relying on the
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# wrappers picking them up, pass them in explicitly via `--copt`, `--linkopt`
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# and related flags.
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#
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copts=()
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host_copts=()
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linkopts=()
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@ -209,23 +225,29 @@ in stdenv.mkDerivation (fBuildAttrs // {
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done
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fi
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BAZEL_USE_CPP_ONLY_TOOLCHAIN=1 \
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USER=homeless-shelter \
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bazel \
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--batch \
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--output_base="$bazelOut" \
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--output_user_root="$bazelUserRoot" \
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build \
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--curses=no \
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-j $NIX_BUILD_CORES \
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"''${copts[@]}" \
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"''${host_copts[@]}" \
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"''${linkopts[@]}" \
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"''${host_linkopts[@]}" \
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$bazelFlags \
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$bazelBuildFlags \
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$bazelTarget
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${
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bazelCmd {
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cmd = "test";
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additionalFlags =
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["--test_output=errors"] ++ bazelTestFlags;
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targets = bazelTestTargets;
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}
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}
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${
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bazelCmd {
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cmd = "build";
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additionalFlags = bazelBuildFlags;
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targets = [bazelTarget];
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}
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}
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runHook postBuild
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'';
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})
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# [USER and BAZEL_USE_CPP_ONLY_TOOLCHAIN variables]:
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# Bazel computes the default value of output_user_root before parsing the
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# flag. The computation of the default value involves getting the $USER
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# from the environment. Code here :
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# https://github.com/bazelbuild/bazel/blob/9323c57607d37f9c949b60e293b573584906da46/src/main/cpp/startup_options.cc#L123-L124
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#
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# On macOS Bazel will use the system installed Xcode or CLT toolchain instead of the one in the PATH unless we pass BAZEL_USE_CPP_ONLY_TOOLCHAIN.
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