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build_library: add more torcx_manifest helpers

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These are useful for the build_image_util code soon to come.
This commit is contained in:
Euan Kemp 2017-09-06 15:21:38 -07:00
parent c196be8798
commit 31d7b40af3
1 changed files with 32 additions and 0 deletions
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32
build_library/torcx_manifest.sh
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@ -89,9 +89,41 @@ function torcx_manifest::get_pkg_names() {
jq -r '.value.packages[].name' < "${file}"
}
# local_store_path returns the in-container-linux store path a given package +
# version combination should exist at. It returns the empty string if the
# package shouldn't exist on disk.
function torcx_manifest::local_store_path() {
local file="${1}"
local name="${2}"
local version="${3}"
jq -r ".value.packages[] | select(.name == \"${name}\") | .versions[] | select(.version == \"${version}\") | .locations[].path" < "${file}"
}
# get_digest returns the cas digest for a given package version
function torcx_manifest::get_digest() {
local file="${1}"
local name="${2}"
local version="${3}"
jq -r ".value.packages[] | select(.name == \"${name}\") | .versions[] | select(.version == \"${version}\") | .casDigest" < "${file}"
}
# get_digests returns the list of digests for a given package.
function torcx_manifest::get_digests() {
local file="${1}"
local name="${2}"
jq -r ".value.packages[] | select(.name == \"${name}\").versions[].casDigest" < "${file}"
}
# get_versions returns the list of versions for a given package.
function torcx_manifest::get_versions() {
local file="${1}"
local name="${2}"
jq -r ".value.packages[] | select(.name == \"${name}\").versions[].version" < "${file}"
}
# default_version returns the default version for a given package, or an empty string if there isn't one.
function torcx_manifest::default_version() {
local file="${1}"
local name="${2}"
jq -r ".value.packages[] | select(.name == \"${name}\").defaultVersion" < "${file}"
}