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install.sh: Many more improvements and fixes

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This commit is contained in:
Anmol Sethi 2022-11-14 03:40:35 -08:00
parent acad492cec
commit da95361ceb
3 changed files with 142 additions and 136 deletions
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138
ci/release/_install.sh
View file

@ -15,7 +15,7 @@ help() {
cat <<EOF cat <<EOF
usage: $arg0 [--dry-run] [--version vX.X.X] [--edge] [--method detect] [--prefix /usr/local] usage: $arg0 [--dry-run] [--version vX.X.X] [--edge] [--method detect] [--prefix /usr/local]
[--tala] [--tala-version vX.X.X] [--force] [--uninstall] [--tala latest] [--force] [--uninstall]
install.sh automates the installation of D2 onto your system. It currently only supports install.sh automates the installation of D2 onto your system. It currently only supports
the installation of standalone releases from GitHub. If you pass --edge, it will clone the the installation of standalone releases from GitHub. If you pass --edge, it will clone the
@ -55,17 +55,18 @@ Flags:
path in \$PATH to execute the d2 binary. For example, if my prefix directory is path in \$PATH to execute the d2 binary. For example, if my prefix directory is
/usr/local then my \$PATH must contain /usr/local/bin. /usr/local then my \$PATH must contain /usr/local/bin.
--tala --tala [latest]
Install Terrastruct's closed source TALA for improved layouts. Install Terrastruct's closed source TALA for improved layouts.
See https://github.com/terrastruct/TALA See https://github.com/terrastruct/TALA
It optionally takes an argument of the TALA version to install.
--tala-version vX.X.X Installation obeys all other flags, just like the installation of d2. For example,
Install the passed version of tala instead of latest. the d2plugin-tala binary will be installed into /usr/local/bin/d2plugin-tala
--force: --force:
Force installation over the existing version even if they match. It will attempt a Force installation over the existing version even if they match. It will attempt a
uninstall first before installing the new version. The release assets will be deleted uninstall first before installing the new version. The installed release tree
from ~/.cache/d2/release and ~/.local/share/d2/release will be deleted from /usr/local/lib/d2/d2-<VERSION> but the release archive in
~/.cache/d2/release will remain.
--uninstall: --uninstall:
Uninstall the installed version of d2. The --method and --prefix flags must be the same Uninstall the installed version of d2. The --method and --prefix flags must be the same
@ -74,8 +75,7 @@ Flags:
package manager to uninstall instead. package manager to uninstall instead.
All downloaded archives are cached into ~/.cache/d2/release. use \$XDG_CACHE_HOME to change All downloaded archives are cached into ~/.cache/d2/release. use \$XDG_CACHE_HOME to change
path of the cached assets. Archives will be unarchived into ~/.local/share/d2/release. path of the cached assets. Release archives are unarchived into /usr/local/lib/d2/d2-<VERSION>
Use \$XDG_DATA_HOME to adjust the path of the unarchived releases.
note: Deleting the unarchived releases will cause --uninstall to stop working. note: Deleting the unarchived releases will cause --uninstall to stop working.
@ -105,21 +105,21 @@ main() {
flag_nonemptyarg && shift "$FLAGSHIFT" flag_nonemptyarg && shift "$FLAGSHIFT"
VERSION=$FLAGARG VERSION=$FLAGARG
;; ;;
tala-version) tala)
flag_nonemptyarg && shift "$FLAGSHIFT" shift "$FLAGSHIFT"
TALA_VERSION=$FLAGARG TALA=${FLAGARG:-latest}
;; ;;
edge) edge)
flag_noarg && shift "$FLAGSHIFT" flag_noarg && shift "$FLAGSHIFT"
EDGE=1 EDGE=1
echoerr "$FLAGRAW is currently unimplemented" echoerr "$FLAGRAW is currently unimplemented"
exit 1 return 1
;; ;;
method) method)
flag_nonemptyarg && shift "$FLAGSHIFT" flag_nonemptyarg && shift "$FLAGSHIFT"
METHOD=$FLAGARG METHOD=$FLAGARG
echoerr "$FLAGRAW is currently unimplemented" echoerr "$FLAGRAW is currently unimplemented"
exit 1 return 1
;; ;;
prefix) prefix)
flag_nonemptyarg && shift "$FLAGSHIFT" flag_nonemptyarg && shift "$FLAGSHIFT"
@ -153,8 +153,7 @@ main() {
ARCH=$(arch) ARCH=$(arch)
CACHE_DIR=$(cache_dir) CACHE_DIR=$(cache_dir)
mkdir -p "$CACHE_DIR" mkdir -p "$CACHE_DIR"
DATA_DIR=$(data_dir) INSTALL_DIR=$PREFIX/lib/d2
mkdir -p "$DATA_DIR"
if [ -n "${UNINSTALL-}" ]; then if [ -n "${UNINSTALL-}" ]; then
if ! command -v d2 >/dev/null; then if ! command -v d2 >/dev/null; then
@ -162,7 +161,7 @@ main() {
return 1 return 1
fi fi
INSTALLED_VERSION="$(d2 version)" INSTALLED_VERSION="$(d2 version)"
if ! uninstall_standalone; then if ! uninstall; then
echoerr "failed to uninstall $INSTALLED_VERSION" echoerr "failed to uninstall $INSTALLED_VERSION"
return 1 return 1
fi fi
@ -171,11 +170,9 @@ main() {
VERSION=${VERSION:-latest} VERSION=${VERSION:-latest}
if [ "$VERSION" = latest ]; then if [ "$VERSION" = latest ]; then
VERSION=$(fetch_version_info) fetch_release_info
fi fi
# TODO: --tala, --tala-version
if command -v d2 >/dev/null; then if command -v d2 >/dev/null; then
INSTALLED_VERSION="$(d2 version)" INSTALLED_VERSION="$(d2 version)"
if [ ! "${FORCE-}" -a "$VERSION" = "$INSTALLED_VERSION" ]; then if [ ! "${FORCE-}" -a "$VERSION" = "$INSTALLED_VERSION" ]; then
@ -183,56 +180,77 @@ main() {
return 0 return 0
fi fi
log "uninstalling $INSTALLED_VERSION to install $VERSION" log "uninstalling $INSTALLED_VERSION to install $VERSION"
if ! uninstall_standalone; then if ! uninstall; then
warn "failed to uninstall $INSTALLED_VERSION" warn "failed to uninstall $INSTALLED_VERSION"
fi fi
fi fi
install
install_standalone
} }
install_standalone() { install() {
standalone_install
if [ "${TALA-}" ]; then
standalone_install_tala
fi
COLOR=2 header success
log "Standalone release $ARCHIVE has been successfully installed into $PREFIX"
if ! echo "$PATH" | grep -qF "$PREFIX/bin"; then
logcat >&2 <<EOF
Extend your path to use d2:
PATH=$PREFIX/bin:\$PATH
Then run:
d2 --help
EOF
else
log "You may now run d2 --help"
fi
}
uninstall() {
standalone_uninstall
if [ "${TALA-}" ]; then
standalone_uninstall_tala
fi
}
standalone_install() {
ARCHIVE="d2-$VERSION-$OS-$ARCH.tar.gz" ARCHIVE="d2-$VERSION-$OS-$ARCH.tar.gz"
log "installing standalone release $ARCHIVE from github" header "installing standalone release $ARCHIVE from github"
VERSION=$(fetch_version_info) fetch_release_info
asset_line=$(cat "$CACHE_DIR/$VERSION.json" | grep -n "$ARCHIVE" | cut -d: -f1 | head -n1) asset_line=$(cat "$RELEASE_INFO" | grep -n "$ARCHIVE" | cut -d: -f1 | head -n1)
asset_url=$(sed -n $((asset_line-3))p "$CACHE_DIR/$VERSION.json" | sed 's/^.*: "\(.*\)",$/\1/g') asset_url=$(sed -n $((asset_line-3))p "$RELEASE_INFO" | sed 's/^.*: "\(.*\)",$/\1/g')
fetch_gh "$asset_url" "$CACHE_DIR/$ARCHIVE" 'application/octet-stream' fetch_gh "$asset_url" "$CACHE_DIR/$ARCHIVE" 'application/octet-stream'
sh_c tar -C "$DATA_DIR" -xzf "$CACHE_DIR/$ARCHIVE"
sh_c cd "$DATA_DIR/d2-$VERSION"
sh_c="sh_c" sh_c="sh_c"
if ! is_prefix_writable; then if ! is_prefix_writable; then
sh_c="sudo_sh_c" sh_c="sudo_sh_c"
fi fi
"$sh_c" make install PREFIX="$PREFIX"
"$sh_c" tar -C "$INSTALL_DIR" -xzf "$CACHE_DIR/$ARCHIVE"
"$sh_c" sh -c "'cd \"$INSTALL_DIR/d2-$VERSION\" && make install PREFIX=\"$PREFIX\"'"
} }
uninstall_standalone() { standalone_uninstall() {
log "uninstalling standalone release d2-$INSTALLED_VERSION" header "uninstalling standalone release d2-$INSTALLED_VERSION"
if [ ! -e "$DATA_DIR/d2-$INSTALLED_VERSION" ]; then if [ ! -e "$INSTALL_DIR/d2-$INSTALLED_VERSION" ]; then
echoerr "no standalone release directory for d2-$INSTALLED_VERSION" echoerr "no installed release directory for d2-$INSTALLED_VERSION in $INSTALL_DIR/d2-$INSTALLED_VERSION"
return 1 return 1
fi fi
sh_c cd "$DATA_DIR/d2-$INSTALLED_VERSION"
sh_c="sh_c" sh_c="sh_c"
if ! is_prefix_writable; then if ! is_prefix_writable; then
sh_c="sudo_sh_c" sh_c="sudo_sh_c"
fi fi
"$sh_c" make uninstall PREFIX="$PREFIX"
sh_c rm -rf "$DATA_DIR/d2-$INSTALLED_VERSION" "$sh_c" sh -c "'cd \"$INSTALL_DIR/d2-$INSTALLED_VERSION\" && make uninstall PREFIX=\"$PREFIX\"'"
sh_c rm -rf "$CACHE_DIR/$INSTALLED_VERSION.json" "$sh_c" rm -rf "$INSTALL_DIR/d2-$INSTALLED_VERSION"
sh_c rm -rf "$CACHE_DIR/d2-$INSTALLED_VERSION-$OS-$ARCH.tar.gz"
} }
is_prefix_writable() { is_prefix_writable() {
sh_c mkdir -p "$PREFIX" 2>/dev/null || true sh_c "mkdir -p '$INSTALL_DIR' 2>/dev/null" || true
# The reason for checking whether bin is writable specifically is that on macOS you have # The reason for checking whether bin is writable specifically is that on macOS you have
# /usr/local owned by root but you don't need root to write to its subdirectories which # /usr/local owned by root but you don't need root to write to its subdirectories which
# is all we want to do. # is all we want to do.
@ -251,37 +269,21 @@ cache_dir() {
fi fi
} }
data_dir() { fetch_release_info() {
if [ -n "${XDG_DATA_HOME-}" ]; then if [ -n "${RELEASE_INFO-}" ]; then
echo "$XDG_DATA_HOME/d2/release"
elif [ -n "${HOME-}" ]; then
echo "$HOME/.local/d2/release"
else
echo "/tmp/d2-data/release"
fi
}
fetch_version_info() {
req_version=$VERSION
if [ -e "$CACHE_DIR/$req_version.json" ]; then
echo "$VERSION"
return 0 return 0
fi fi
log "fetching info on version $req_version"
rm -f "$CACHE_DIR/req_version.json" log "fetching info on version $VERSION"
if [ "$req_version" = latest ]; then RELEASE_INFO=$(mktemp -d)/release-info.json
release_info_url="https://api.github.com/repos/$REPO/releases/$req_version" if [ "$VERSION" = latest ]; then
release_info_url="https://api.github.com/repos/$REPO/releases/$VERSION"
else else
release_info_url="https://api.github.com/repos/$REPO/releases/tags/$req_version" release_info_url="https://api.github.com/repos/$REPO/releases/tags/$VERSION"
fi fi
fetch_gh "$release_info_url" "$CACHE_DIR/$req_version.json" \ fetch_gh "$release_info_url" "$RELEASE_INFO" \
'application/json' 'application/json'
VERSION=$(cat "$CACHE_DIR/$req_version.json" | grep -m1 tag_name | sed 's/^.*: "\(.*\)",$/\1/g') VERSION=$(cat "$RELEASE_INFO" | grep -m1 tag_name | sed 's/^.*: "\(.*\)",$/\1/g')
if [ "$req_version" = latest ]; then
sh_c mv "$CACHE_DIR/$req_version.json" "$CACHE_DIR/$VERSION.json"
fi
echo "$VERSION"
} }
curl_gh() { curl_gh() {

1
ci/release/gen_install.sh
View file

@ -15,6 +15,7 @@ set -eu
# - ./ci/sub/lib/rand.sh # - ./ci/sub/lib/rand.sh
# - ./ci/sub/lib/log.sh # - ./ci/sub/lib/log.sh
# - ./ci/sub/lib/flag.sh # - ./ci/sub/lib/flag.sh
# - ./ci/sub/lib/release.sh
# - ./ci/release/_install.sh # - ./ci/release/_install.sh
# #
# The last of which implements the installation logic. # The last of which implements the installation logic.

139
install.sh
View file

@ -9,6 +9,7 @@ set -eu
# - ./ci/sub/lib/rand.sh # - ./ci/sub/lib/rand.sh
# - ./ci/sub/lib/log.sh # - ./ci/sub/lib/log.sh
# - ./ci/sub/lib/flag.sh # - ./ci/sub/lib/flag.sh
# - ./ci/sub/lib/release.sh
# - ./ci/release/_install.sh # - ./ci/release/_install.sh
# #
# The last of which implements the installation logic. # The last of which implements the installation logic.
@ -424,7 +425,7 @@ help() {
cat <<EOF cat <<EOF
usage: $arg0 [--dry-run] [--version vX.X.X] [--edge] [--method detect] [--prefix /usr/local] usage: $arg0 [--dry-run] [--version vX.X.X] [--edge] [--method detect] [--prefix /usr/local]
[--tala] [--tala-version vX.X.X] [--force] [--uninstall] [--tala latest] [--force] [--uninstall]
install.sh automates the installation of D2 onto your system. It currently only supports install.sh automates the installation of D2 onto your system. It currently only supports
the installation of standalone releases from GitHub. If you pass --edge, it will clone the the installation of standalone releases from GitHub. If you pass --edge, it will clone the
@ -464,17 +465,18 @@ Flags:
path in \$PATH to execute the d2 binary. For example, if my prefix directory is path in \$PATH to execute the d2 binary. For example, if my prefix directory is
/usr/local then my \$PATH must contain /usr/local/bin. /usr/local then my \$PATH must contain /usr/local/bin.
--tala --tala [latest]
Install Terrastruct's closed source TALA for improved layouts. Install Terrastruct's closed source TALA for improved layouts.
See https://github.com/terrastruct/TALA See https://github.com/terrastruct/TALA
It optionally takes an argument of the TALA version to install.
--tala-version vX.X.X Installation obeys all other flags, just like the installation of d2. For example,
Install the passed version of tala instead of latest. the d2plugin-tala binary will be installed into /usr/local/bin/d2plugin-tala
--force: --force:
Force installation over the existing version even if they match. It will attempt a Force installation over the existing version even if they match. It will attempt a
uninstall first before installing the new version. The release assets will be deleted uninstall first before installing the new version. The installed release tree
from ~/.cache/d2/release and ~/.local/share/d2/release will be deleted from /usr/local/lib/d2/d2-<VERSION> but the release archive in
~/.cache/d2/release will remain.
--uninstall: --uninstall:
Uninstall the installed version of d2. The --method and --prefix flags must be the same Uninstall the installed version of d2. The --method and --prefix flags must be the same
@ -483,8 +485,7 @@ Flags:
package manager to uninstall instead. package manager to uninstall instead.
All downloaded archives are cached into ~/.cache/d2/release. use \$XDG_CACHE_HOME to change All downloaded archives are cached into ~/.cache/d2/release. use \$XDG_CACHE_HOME to change
path of the cached assets. Archives will be unarchived into ~/.local/share/d2/release. path of the cached assets. Release archives are unarchived into /usr/local/lib/d2/d2-<VERSION>
Use \$XDG_DATA_HOME to adjust the path of the unarchived releases.
note: Deleting the unarchived releases will cause --uninstall to stop working. note: Deleting the unarchived releases will cause --uninstall to stop working.
@ -514,21 +515,21 @@ main() {
flag_nonemptyarg && shift "$FLAGSHIFT" flag_nonemptyarg && shift "$FLAGSHIFT"
VERSION=$FLAGARG VERSION=$FLAGARG
;; ;;
tala-version) tala)
flag_nonemptyarg && shift "$FLAGSHIFT" shift "$FLAGSHIFT"
TALA_VERSION=$FLAGARG TALA=${FLAGARG:-latest}
;; ;;
edge) edge)
flag_noarg && shift "$FLAGSHIFT" flag_noarg && shift "$FLAGSHIFT"
EDGE=1 EDGE=1
echoerr "$FLAGRAW is currently unimplemented" echoerr "$FLAGRAW is currently unimplemented"
exit 1 return 1
;; ;;
method) method)
flag_nonemptyarg && shift "$FLAGSHIFT" flag_nonemptyarg && shift "$FLAGSHIFT"
METHOD=$FLAGARG METHOD=$FLAGARG
echoerr "$FLAGRAW is currently unimplemented" echoerr "$FLAGRAW is currently unimplemented"
exit 1 return 1
;; ;;
prefix) prefix)
flag_nonemptyarg && shift "$FLAGSHIFT" flag_nonemptyarg && shift "$FLAGSHIFT"
@ -562,8 +563,7 @@ main() {
ARCH=$(arch) ARCH=$(arch)
CACHE_DIR=$(cache_dir) CACHE_DIR=$(cache_dir)
mkdir -p "$CACHE_DIR" mkdir -p "$CACHE_DIR"
DATA_DIR=$(data_dir) INSTALL_DIR=$PREFIX/lib/d2
mkdir -p "$DATA_DIR"
if [ -n "${UNINSTALL-}" ]; then if [ -n "${UNINSTALL-}" ]; then
if ! command -v d2 >/dev/null; then if ! command -v d2 >/dev/null; then
@ -571,7 +571,7 @@ main() {
return 1 return 1
fi fi
INSTALLED_VERSION="$(d2 version)" INSTALLED_VERSION="$(d2 version)"
if ! uninstall_standalone; then if ! uninstall; then
echoerr "failed to uninstall $INSTALLED_VERSION" echoerr "failed to uninstall $INSTALLED_VERSION"
return 1 return 1
fi fi
@ -580,11 +580,9 @@ main() {
VERSION=${VERSION:-latest} VERSION=${VERSION:-latest}
if [ "$VERSION" = latest ]; then if [ "$VERSION" = latest ]; then
VERSION=$(fetch_version_info) fetch_release_info
fi fi
# TODO: --tala, --tala-version
if command -v d2 >/dev/null; then if command -v d2 >/dev/null; then
INSTALLED_VERSION="$(d2 version)" INSTALLED_VERSION="$(d2 version)"
if [ ! "${FORCE-}" -a "$VERSION" = "$INSTALLED_VERSION" ]; then if [ ! "${FORCE-}" -a "$VERSION" = "$INSTALLED_VERSION" ]; then
@ -592,56 +590,77 @@ main() {
return 0 return 0
fi fi
log "uninstalling $INSTALLED_VERSION to install $VERSION" log "uninstalling $INSTALLED_VERSION to install $VERSION"
if ! uninstall_standalone; then if ! uninstall; then
warn "failed to uninstall $INSTALLED_VERSION" warn "failed to uninstall $INSTALLED_VERSION"
fi fi
fi fi
install
install_standalone
} }
install_standalone() { install() {
standalone_install
if [ "${TALA-}" ]; then
standalone_install_tala
fi
COLOR=2 header success
log "Standalone release $ARCHIVE has been successfully installed into $PREFIX"
if ! echo "$PATH" | grep -qF "$PREFIX/bin"; then
logcat >&2 <<EOF
Extend your path to use d2:
PATH=$PREFIX/bin:\$PATH
Then run:
d2 --help
EOF
else
log "You may now run d2 --help"
fi
}
uninstall() {
standalone_uninstall
if [ "${TALA-}" ]; then
standalone_uninstall_tala
fi
}
standalone_install() {
ARCHIVE="d2-$VERSION-$OS-$ARCH.tar.gz" ARCHIVE="d2-$VERSION-$OS-$ARCH.tar.gz"
log "installing standalone release $ARCHIVE from github" header "installing standalone release $ARCHIVE from github"
VERSION=$(fetch_version_info) fetch_release_info
asset_line=$(cat "$CACHE_DIR/$VERSION.json" | grep -n "$ARCHIVE" | cut -d: -f1 | head -n1) asset_line=$(cat "$RELEASE_INFO" | grep -n "$ARCHIVE" | cut -d: -f1 | head -n1)
asset_url=$(sed -n $((asset_line-3))p "$CACHE_DIR/$VERSION.json" | sed 's/^.*: "\(.*\)",$/\1/g') asset_url=$(sed -n $((asset_line-3))p "$RELEASE_INFO" | sed 's/^.*: "\(.*\)",$/\1/g')
fetch_gh "$asset_url" "$CACHE_DIR/$ARCHIVE" 'application/octet-stream' fetch_gh "$asset_url" "$CACHE_DIR/$ARCHIVE" 'application/octet-stream'
sh_c tar -C "$DATA_DIR" -xzf "$CACHE_DIR/$ARCHIVE"
sh_c cd "$DATA_DIR/d2-$VERSION"
sh_c="sh_c" sh_c="sh_c"
if ! is_prefix_writable; then if ! is_prefix_writable; then
sh_c="sudo_sh_c" sh_c="sudo_sh_c"
fi fi
"$sh_c" make install PREFIX="$PREFIX"
"$sh_c" tar -C "$INSTALL_DIR" -xzf "$CACHE_DIR/$ARCHIVE"
"$sh_c" sh -c "'cd \"$INSTALL_DIR/d2-$VERSION\" && make install PREFIX=\"$PREFIX\"'"
} }
uninstall_standalone() { standalone_uninstall() {
log "uninstalling standalone release d2-$INSTALLED_VERSION" header "uninstalling standalone release d2-$INSTALLED_VERSION"
if [ ! -e "$DATA_DIR/d2-$INSTALLED_VERSION" ]; then if [ ! -e "$INSTALL_DIR/d2-$INSTALLED_VERSION" ]; then
echoerr "no standalone release directory for d2-$INSTALLED_VERSION" echoerr "no installed release directory for d2-$INSTALLED_VERSION in $INSTALL_DIR/d2-$INSTALLED_VERSION"
return 1 return 1
fi fi
sh_c cd "$DATA_DIR/d2-$INSTALLED_VERSION"
sh_c="sh_c" sh_c="sh_c"
if ! is_prefix_writable; then if ! is_prefix_writable; then
sh_c="sudo_sh_c" sh_c="sudo_sh_c"
fi fi
"$sh_c" make uninstall PREFIX="$PREFIX"
sh_c rm -rf "$DATA_DIR/d2-$INSTALLED_VERSION" "$sh_c" sh -c "'cd \"$INSTALL_DIR/d2-$INSTALLED_VERSION\" && make uninstall PREFIX=\"$PREFIX\"'"
sh_c rm -rf "$CACHE_DIR/$INSTALLED_VERSION.json" "$sh_c" rm -rf "$INSTALL_DIR/d2-$INSTALLED_VERSION"
sh_c rm -rf "$CACHE_DIR/d2-$INSTALLED_VERSION-$OS-$ARCH.tar.gz"
} }
is_prefix_writable() { is_prefix_writable() {
sh_c mkdir -p "$PREFIX" 2>/dev/null || true sh_c "mkdir -p '$INSTALL_DIR' 2>/dev/null" || true
# The reason for checking whether bin is writable specifically is that on macOS you have # The reason for checking whether bin is writable specifically is that on macOS you have
# /usr/local owned by root but you don't need root to write to its subdirectories which # /usr/local owned by root but you don't need root to write to its subdirectories which
# is all we want to do. # is all we want to do.
@ -660,37 +679,21 @@ cache_dir() {
fi fi
} }
data_dir() { fetch_release_info() {
if [ -n "${XDG_DATA_HOME-}" ]; then if [ -n "${RELEASE_INFO-}" ]; then
echo "$XDG_DATA_HOME/d2/release"
elif [ -n "${HOME-}" ]; then
echo "$HOME/.local/d2/release"
else
echo "/tmp/d2-data/release"
fi
}
fetch_version_info() {
req_version=$VERSION
if [ -e "$CACHE_DIR/$req_version.json" ]; then
echo "$VERSION"
return 0 return 0
fi fi
log "fetching info on version $req_version"
rm -f "$CACHE_DIR/req_version.json" log "fetching info on version $VERSION"
if [ "$req_version" = latest ]; then RELEASE_INFO=$(mktemp -d)/release-info.json
release_info_url="https://api.github.com/repos/$REPO/releases/$req_version" if [ "$VERSION" = latest ]; then
release_info_url="https://api.github.com/repos/$REPO/releases/$VERSION"
else else
release_info_url="https://api.github.com/repos/$REPO/releases/tags/$req_version" release_info_url="https://api.github.com/repos/$REPO/releases/tags/$VERSION"
fi fi
fetch_gh "$release_info_url" "$CACHE_DIR/$req_version.json" \ fetch_gh "$release_info_url" "$RELEASE_INFO" \
'application/json' 'application/json'
VERSION=$(cat "$CACHE_DIR/$req_version.json" | grep -m1 tag_name | sed 's/^.*: "\(.*\)",$/\1/g') VERSION=$(cat "$RELEASE_INFO" | grep -m1 tag_name | sed 's/^.*: "\(.*\)",$/\1/g')
if [ "$req_version" = latest ]; then
sh_c mv "$CACHE_DIR/$req_version.json" "$CACHE_DIR/$VERSION.json"
fi
echo "$VERSION"
} }
curl_gh() { curl_gh() {