ajout de ollama

2026-07-24 09:04:24 +02:00
parent 14b24ed97a
commit 2edb72ed75
9 changed files with 239 additions and 0 deletions
--- a/sci-ml/ollama/ollama-0.32.1-r1.ebuild
+++ b/sci-ml/ollama/ollama-0.32.1-r1.ebuild
@@ -0,0 +1,153 @@
+# Copyright 2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake go-module systemd
+
+DESCRIPTION="Get up and running with Llama 3, Mistral, Gemma, and other language models"
+HOMEPAGE="https://ollama.com"
+
+LLAMA_CPP_tag=b9888
+
+SRC_URI="
+	https://github.com/ollama/${PN}/archive/refs/tags/v${PV}.tar.gz -> ${P}.gh.tar.gz
+	https://github.com/gentoo-golang-dist/${PN}/releases/download/v${PV}/${P}-deps.tar.xz
+	https://github.com/ggml-org/llama.cpp/archive/refs/tags/${LLAMA_CPP_tag}.tar.gz
+		-> llama.cpp-${LLAMA_CPP_tag}.tar.gz
+"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+
+RESTRICT="mirror test"
+
+DEPEND="
+	acct-group/ollama
+	acct-user/ollama
+	sci-ml/ggml
+"
+RDEPEND="
+	${DEPEND}
+	net-misc/curl:=
+"
+BDEPEND="
+	>=dev-lang/go-1.26.0
+	dev-libs/stb
+"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-0.31.1-ggml.patch
+	"${FILESDIR}"/${PN}-0.31.1-cmake.patch
+)
+
+src_prepare() {
+	cmake_src_prepare
+
+	local llama_src="${BUILD_DIR}/_deps/llama_cpp-src"
+	local llama_patch_dir="${WORKDIR}/${P}/llama/compat"
+
+	mkdir -p "${BUILD_DIR}"/_deps || die
+
+	ln -s "${WORKDIR}"/llama.cpp-${LLAMA_CPP_tag} "${llama_src}" || die
+
+	# Switch to the llama.cpp source directory
+	pushd "${llama_src}" > /dev/null || die
+	eapply "${llama_patch_dir}"/*.patch \
+		"${llama_patch_dir}"/models/*.patch \
+		"${FILESDIR}"/${PN}-0.31.1-gcc17.patch
+
+	# Remove vendored
+	rm -r vendor/stb || die
+	popd > /dev/null || die
+}
+
+src_configure() {
+	# Configure Embedded local Server
+	local llama_src="${BUILD_DIR}/_deps/llama_cpp-src"
+	local mycmakeargs=(
+		-DCMAKE_INSTALL_PREFIX="${BUILD_DIR}"
+		-DOLLAMA_RUNNER_DIR=""
+		-DFETCHCONTENT_SOURCE_DIR_LLAMA_CPP="${llama_src}"
+		-DOLLAMA_LLAMA_CPP_SKIP_COMPAT_PATCH=ON
+		-DBUILD_SHARED_LIBS=ON
+		-DLLAMA_USE_SYSTEM_GGML=ON
+	)
+	local CMAKE_USE_DIR="${S}/llama/server"
+	local BUILD_DIR="${BUILD_DIR}/llama-server-local"
+	cmake_src_configure
+}
+
+src_compile() {
+	local SAVE_BUILD_DIR="${BUILD_DIR}"
+
+	# Compile Embedded Local Server
+	local BUILD_DIR="${BUILD_DIR}"/llama-server-local
+	local cmake_src_compile_opts=(
+		--target llama-server
+		--target llama-quantize
+	)
+	cmake_src_compile
+
+	# Install/Stage Local Server Component
+	"${CMAKE_BINARY}" \
+		--install "${BUILD_DIR}" \
+		--prefix "${SAVE_BUILD_DIR}" \
+		--component llama-server \
+		|| die "Failed to stage server component"
+
+	# Expose CGO to Go and establish compiler optimization paths
+	export CGO_ENABLED=1
+
+	# Replicate the linker flags dynamically from your ebuild version
+	local mygoldflags="-X github.com/ollama/ollama/version.Version=${PV} \
+		-X github.com/ollama/ollama/server.mode=release"
+
+	# Call the Go build engine natively with standard Gentoo flags
+	ego build \
+		-trimpath \
+		-ldflags "${mygoldflags}" \
+		-o "${BUILD_DIR}/ollama" \
+		. || die "Go build failed"
+}
+
+src_install() {
+	dobin "${BUILD_DIR}"/llama-server-local/ollama
+	insinto usr
+	doins -r "${BUILD_DIR}"/lib
+    fperms 0755 /usr/lib/ollama/libllama-quantize-impl.so
+    fperms 0755 /usr/lib/ollama/libllama-server-impl.so
+    fperms 0755 /usr/lib/ollama/libllama-common.so.0.0.0
+    fperms 0755 /usr/lib/ollama/libllama.so.0.0.0
+    fperms 0755 /usr/lib/ollama/libmtmd.so.0.0.0
+    fperms 0755 /usr/lib/ollama/llama-quantize
+    fperms 0755 /usr/lib/ollama/llama-server
+
+	newinitd "${FILESDIR}/ollama.init" "${PN}"
+	newconfd "${FILESDIR}/ollama.confd" "${PN}"
+
+	systemd_dounit "${FILESDIR}/ollama.service"
+}
+
+pkg_preinst() {
+	keepdir /var/log/ollama
+	fperms 750 /var/log/ollama
+	fowners "${PN}:${PN}" /var/log/ollama
+}
+
+pkg_postinst() {
+	if [[ -z ${REPLACING_VERSIONS} ]] ; then
+		einfo "Quick guide:"
+		einfo "\tollama serve"
+		einfo "\tollama run llama3:70b"
+		einfo
+		einfo "See available models at https://ollama.com/library"
+	fi
+
+	einfo
+	einfo "Ollama binds 127.0.0.1 port 11434 by default."
+	einfo "Change the bind address with the OLLAMA_HOST environment variable."
+	einfo "See https://docs.ollama.com/faq for more info"
+	einfo
+}