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qp2/scripts/opam_installer_no_usr_bin.sh
2021-04-15 15:46:41 +02:00

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#!/bin/sh
set -ue
# (c) Copyright Fabrice Le Fessant INRIA/OCamlPro 2013
# (c) Copyright Louis Gesbert OCamlPro 2014-2017
VERSION='2.0.7'
DEV_VERSION='2.1.0~beta2'
DEFAULT_BINDIR=/usr/local/bin
bin_sha512() {
case "$OPAM_BIN" in
opam-2.0.6-arm64-linux) echo "d2b3d92fd5fae7f053702b53ddbc7c224fcfbfc9b232247ba4e40cbf1cda28f160d8c14fde87aebeebfd2545e13265c0ee4a47e292f035767fb944b1b8ff5c90";;
opam-2.0.6-armhf-linux) echo "a42a7ad8c1afdb20ac5746934306576e6364f5453b176ccd42a3e5a116a5db05c2758cec31800ffab11411290cf671f9eee3f299df48c7ceca8e4d7e33dfedc8";;
opam-2.0.6-i686-linux) echo "6c0d965f89a2026ead3120e217d12b2df7426740d54bc94e2c46faaeff5893081e68aac162621bfa694ab597a18be28165f10cdda1217a4d73653789a9928b64";;
opam-2.0.6-x86_64-linux) echo "2b9d4a99aa28a193c88c7c6f6265203bd3cfeef98929d6f5cfce4b52cd9ddbd7be7eddc1d3d9c440f81d65074dd7851b8d29cd397fb06d2cfccffb54d3cdcc6a";;
opam-2.0.6-x86_64-macos) echo "cf02546b22ca91b1d97a3657b970b34d4acf4dc745696b7200ff185d25ebb5914ea8b6a94b503eb8c999634de6fdb944998a970105cd6a4c6df538c262b48b7f";;
opam-2.0.6-x86_64-openbsd) echo "2f58b3d4902d4c3fb823d251a50e034f9101b0c5a3827725876bb3bcb6c013c4f54138054d82abba0a9e917675275e26f05b98630cf7116c465d2110756f1309";;
opam-2.0.7-arm64-linux) echo "0dd4d80496545f684af39dc5b4b28867bc19a74186577c38bd2a8934d871c2cbcdb9891bfd41c080b5f12d5a3c8801e203df8a76d55e1e22fe80d31447402e46";;
opam-2.0.7-armhf-linux) echo "ea691bc9565acc1207dea3dfb89192b1865b5b5809efe804a329f39878640fb19771edcb05c5699f8e914e88e3155f31132b845c54b0095bedd3952d336bae0b";;
opam-2.0.7-i686-linux) echo "5fa8fb9664d36ead5760e7e1c337f6ae7b0fd4be5089ddfb50ae74028deec30893b1f4dee040402bc3f15da197ba89a45c7d626ecf6e5be80d176f43526c4bad";;
opam-2.0.7-x86_64-linux) echo "da75b0cb5ad50f95d31857a7d72f1836132a1fa1cdbfdedf684342b798e7107b4add4c74c05d5ce44881309fa1e57707538dbcda874e7f74b269b1bb204f3ae3";;
opam-2.0.7-x86_64-macos) echo "de1194c8e97e53956e5e47502c28881bbf26d1beaac4f33a43a922b8ca7ce97725533cfaf65a33fc0e183eab5a95e9ecd2e20f72faeaec333dc3850b79b5fe8a";;
opam-2.0.7-x86_64-openbsd) echo "b253809c4388847e1a33b5c4f1f5d72bef79a2f0c43b19ef65b40d0c10341aa0bee4a4b1f3a9ab70eb026e4cc220a63cfc56a18c035b6b0297c92f2bdb7f9a78";;
opam-2.1.0-alpha-arm64-linux) echo "1bf0acfa64aa01c3244e65eed60eef1caaa6de53aa8b32dd0d2446f91905a1e41591f53cd350e85b2b9f5edba9b137d723c32949115623e9753e77b707bb25b0";;
opam-2.1.0-alpha-armhf-linux) echo "87c12a422bd14a0d10a94ddaaa46de23700e3b89810a0c06232eff8d96b37c2fd43dcb5a8da5a2004aa8040d1b93293209f1ff1aab865ffd150364e24c87c716";;
opam-2.1.0-alpha-i686-linux) echo "b8369da6d4795a461ff1b49e687b027325d4e90bc8f19517e52a94ee3be167c4faaaf33bd0b3536be552d2add54865d0e33933acaa674f2e1a17249b022738af";;
opam-2.1.0-alpha-x86_64-linux) echo "2e22747829fb0bada3a74a23f5e0ff2228520d647fc4fe08a1ce76f3cb357cc7240f7b45e422c5f4b8eafe832ae3a8973ecbd4814ae0e8ce1096bcff39482020";;
opam-2.1.0-alpha-x86_64-macos) echo "c440e8ae1970fa7533e6e1b96ba3e3dd65b04432d41bc57ce4c768ed9b4229954546d59ec06f3d4ee49cbe00bb4bfd0b3f509d6d9a27de2db17725e097a61c86";;
opam-2.1.0-alpha-x86_64-openbsd) echo "d87afe99fee541a1c6fae30b72653db7a5ea2abdec3fa3b2b480daddf3fcd8d4096e2a40458310755faec3722119f29ed981ffbfa65142e618f99b70572f892f";;
opam-2.1.0-alpha2-arm64-linux) echo "b67520bb2a6c59f800da100278d74e58f2bbf66924f94643023dc46b97b16f17a30de95e439c6f9b032bd555c062ddba325f3e5169cac186615b959a8c434788";;
opam-2.1.0-alpha2-armhf-linux) echo "9a6312eb54d6c9c2036ca90f7816789c27c23f1b1d325cd69d27a910cdd8760b82f19c9e9b61b5b6214818f1f40f8b4d2ef081acb43f0dad68c976986a7c6a45";;
opam-2.1.0-alpha2-i686-linux) echo "0dc07f236405777ad74d58fcc6cb6c3247e7dfc31408df4a199599077d5cb41ec86895f1d0c5eaa2a9c70842a2a998226674f986ba0044c82896c073ac90b209";;
opam-2.1.0-alpha2-x86_64-linux) echo "21509e8abd8463f4e18a55398f690700772e25f0ddb9f3fd7644e2f9a9a89ebbf5c09efbeceafe4a0ab5015d0d03b2f29506be514aae813a2f3dac7dd01261f3";;
opam-2.1.0-alpha2-x86_64-macos) echo "1c1bd26621eebb5bf3783dec80d5555aa5ff02dcbf43eb44398798e6162c1964bc1964e3980391ea115e5c068c1bb66960f8ebdd91bc4f0bac844f3a61433f1e";;
opam-2.1.0-alpha2-x86_64-openbsd) echo "941f3e306bc36e8e44e4245ca5e635b04e0a54f33439d55d41875ced47384cad8c222b649027d3c4eacc3c2c569cf5006c872763b19c490d9b289c9cfe4f491a";;
opam-2.1.0-alpha3-arm64-linux) echo "ad906bb2ab764a92fabdf0b906310c5034bf5daf0ebfb2529e9b87661ddbf8fd14f51dee5ce75b4fd4bb5789e29c7be71063f1ebcc92e92333be12aa62efdff9";;
opam-2.1.0-alpha3-armhf-linux) echo "2a7022c1f5dbc855a0d067f29677b13253dccbc9792b8170fa72a743802bbcd6e41ce7512c4845091af0f73b8ba7573038ec53ea9aaf74be04367ac1767e7220";;
opam-2.1.0-alpha3-i686-linux) echo "6f2fce0c45ae700e7a1b32d0a24988645c9aed3afc45998c8fbe70e97a65e3ba5d824069914a892bb3f9b1336383cfd492c28678ff16db5cada863da924b07d8";;
opam-2.1.0-alpha3-x86_64-linux) echo "1d219dbf670e1550bf71c28e586d14f1d8af2605f0e13bea2f11ad52a7f176bd9a89637e44a91a024f0088db1b2aba8dc3207bc81fa930580e54f4031255c178";;
opam-2.1.0-alpha3-x86_64-macos) echo "93edb6c1151f8f5bd017f230ffd9277f6ad943e3f5032ea000c37f012738fb3ab4b4add172e1f624c37e6564963fef0716b876b0113c8e43f5943d77bbbc173c";;
opam-2.1.0-alpha3-x86_64-openbsd) echo "0e3b3761e877c57f5b333aacb70c86bf60f50eecdca6e9e1a552e3d666cea034d8873f3a87e585a5970b1aef7e540adb18c71e0e8fd8794843dd5d1d421a87ec";;
opam-2.1.0-beta-arm64-linux) echo "954670c74ea8244b440756e4f7755bd2b5548ab67428ce577c4c507fc33c8d00eb73c4d7b59ccb0ef800f4465b5c704573c63486b78a23e9568f3751bf9aef78";;
opam-2.1.0-beta-armhf-linux) echo "cc666f2c6b1ac07d1bc8a035c6b3a9455794b51a827c54bb92786ae1a75c6c55839d3f48b378508f42a66ac887fdc68f7628a67e2826813cb6df048c906755ca";;
opam-2.1.0-beta-i686-linux) echo "66ac48b298741f753ca868be362851ccd9bf84fd8772d18f3307e99cf72c8c68ac9fa17bf2d610d7f3b5dc6209eb8371bf0e10b363e963fc6c31d70e5938017f";;
opam-2.1.0-beta-x86_64-linux) echo "e316f1b5f1c668affba6c2819f692c28776e131a17fb64b2c0e23f8a3b7d456575a8109fcdcb9babfad13bc33c17fa619cbb4a48ca6198765f86296b7e611f24";;
opam-2.1.0-beta-x86_64-macos) echo "acb29b7c64df314c6629e14f6d8f079504d39b7fd3104867fd22df3395ccfea9f1014a3a87dff9c12bf03ca451e9ee2918b9d9d8f17ce1a6d7de0c0649452fa9";;
opam-2.1.0-beta-x86_64-openbsd) echo "ff9fa1ee0ae7e54b4e18999cf5ea9b899c0b4039b744a950e96221e3e86c21eaa50904bdbc836ff8103f7713506d0de3d32ec77b169561e0cd694bfeea812cae";;
opam-2.1.0-beta2-arm64-linux) echo "a58ba3ebb4431d3cabfe96b806c9897205153e8a546ebe74f0229982758d140b4fcbcea421db70589b1eb3080dc86534522a3cba0330ce82e0898a60048d51ba";;
opam-2.1.0-beta2-armhf-linux) echo "fc4e6b753ce6368f75a0d3005f4b21ce9606599d21607a67015db55a38b6ef473b4205f5b128c5808189feed8ae58f93bd79348988be7c5007ae1b39307a5cd0";;
opam-2.1.0-beta2-i686-linux) echo "a376a6e0e1e2b08ea4d0a5c1c38487e67984bef2e89f978536dd08283f945f74dd31ee287bc68d91690603ba0fa657e91ff0d30bea217743f79ed99d2390eba5";;
opam-2.1.0-beta2-x86_64-linux) echo "12c5e2b0087ed389fa12fdb0e1f6f7dc0b3df3f95c59e8bc576279b7780921d47bbc4ebcba6caddde30f4fb1cc9e4a873cc8a6aef80fcc48a878aba69be7af44";;
opam-2.1.0-beta2-x86_64-macos) echo "4acc12672a2e3ad7e78540634edcae2e7e84860057b86a56b1cdf7eacf8d97957aaa864f571d6fb8f61ee8280f8a4ed73df7881d91a22c9d8c2d73e8a558f61d";;
opam-2.1.0-beta2-x86_64-openbsd) echo "84d7d409220c72e3ed7e6acdd7cce3b5a208f2966d232648a57a48641ab8ce4fa58e94e40b7176201455d82260e6c501a6ba4a30b1426a552f8d09cfd027ddde";;
*) echo "no sha";;
esac
}
usage() {
echo "opam binary installer v.$VERSION"
echo "Downloads and installs a pre-compiled binary of opam $VERSION to the system."
echo "This can also be used to switch between opam versions"
echo
echo "Options:"
echo " --dev Install the latest alpha or beta instead: $DEV_VERSION"
echo " --no-backup Don't attempt to backup the current opam root"
echo " --backup Force the backup the current opam root (even if it"
echo " is from the 2.0 branch already)"
echo " --fresh Create the opam $VERSION root from scratch"
echo " --restore VERSION Restore a backed up opam binary and root"
echo
echo "The default is to backup if the current version of opam is 1.*, or when"
echo "using '--fresh' or '--dev'"
}
RESTORE=
NOBACKUP=
FRESH=
DOWNLOAD_ONLY=
while [ $# -gt 0 ]; do
case "$1" in
--dev)
VERSION=$DEV_VERSION
if [ -z "$NOBACKUP" ]; then NOBACKUP=0; fi;;
--restore)
if [ $# -lt 2 ]; then echo "Option $1 requires an argument"; exit 2; fi
shift;
RESTORE=$1;;
--no-backup)
NOBACKUP=1;;
--backup)
NOBACKUP=0;;
--fresh)
FRESH=1;;
--download-only)
DOWNLOAD_ONLY=1;;
--help|-h)
usage; exit 0;;
*)
usage; exit 2;;
esac
shift
done
TMP=${TMPDIR:-/tmp}
ARCH=$(uname -m || echo unknown)
case "$ARCH" in
x86|i?86) ARCH="i686";;
x86_64|amd64) ARCH="x86_64";;
ppc|powerpc|ppcle) ARCH="ppc";;
aarch64_be|aarch64|armv8b|armv8l) ARCH="arm64";;
armv5*|armv6*|earmv6*|armv7*|earmv7*) ARCH="armhf";;
*) ARCH=$(echo "$ARCH" | awk '{print tolower($0)}')
esac
OS=$( (uname -s || echo unknown) | awk '{print tolower($0)}')
if [ "$OS" = "darwin" ] ; then
OS=macos
fi
TAG=$(echo "$VERSION" | tr '~' '-')
OPAM_BIN_URL_BASE='https://github.com/ocaml/opam/releases/download/'
OPAM_BIN="opam-${TAG}-${ARCH}-${OS}"
OPAM_BIN_URL="${OPAM_BIN_URL_BASE}${TAG}/${OPAM_BIN}"
download() {
if command -v wget >/dev/null; then wget -q -O "$@"
else curl -s -L -o "$@"
fi
}
check_sha512() {
OPAM_BIN_LOC="$1"
if command -v openssl > /dev/null; then
sha512_devnull="cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e"
sha512_check=`openssl sha512 2>&1 < /dev/null | cut -f 2 -d ' '`
if [ "x$sha512_devnull" = "x$sha512_check" ]; then
sha512=`openssl sha512 "$OPAM_BIN_LOC" 2> /dev/null | cut -f 2 -d ' '`
check=`bin_sha512`
test "x$sha512" = "x$check"
else
echo "openssl 512 option not handled, binary integrity check can't be performed."
return 0
fi
else
echo "openssl not found, binary integrity check can't be performed."
return 0
fi
}
download_and_check() {
OPAM_BIN_LOC="$1"
echo "## Downloading opam $VERSION for $OS on $ARCH..."
if ! download "$OPAM_BIN_LOC" "$OPAM_BIN_URL"; then
echo "There may not yet be a binary release for your architecture or OS, sorry."
echo "See https://github.com/ocaml/opam/releases/tag/$TAG for pre-compiled binaries,"
echo "or run 'make cold' from https://github.com/ocaml/opam/archive/$TAG.tar.gz"
echo "to build from scratch"
exit 10
else
if check_sha512 "$OPAM_BIN_LOC"; then
echo "## Downloaded."
else
echo "Checksum mismatch, a problem occurred during download."
exit 10
fi
fi
}
DOWNLOAD_ONLY=${DOWNLOAD_ONLY:-0}
if [ $DOWNLOAD_ONLY -eq 1 ]; then
OPAM_BIN_LOC="$PWD/$OPAM_BIN"
if [ -e "$OPAM_BIN_LOC" ]; then
echo "Found opam binary in $OPAM_BIN_LOC ..."
if check_sha512 "$OPAM_BIN_LOC" ; then
echo "... with matching sha512"
exit 0;
else
echo "... with mismatching sha512, download the good one."
fi
fi
download_and_check "$OPAM_BIN_LOC"
exit 0;
fi
EXISTING_OPAM=$(command -v opam || echo)
EXISTING_OPAMV=
if [ -n "$EXISTING_OPAM" ]; then
EXISTING_OPAMV=$("$EXISTING_OPAM" --version || echo "unknown")
fi
FRESH=${FRESH:-0}
OPAMROOT=${OPAMROOT:-$HOME/.opam}
if [ ! -d "$OPAMROOT" ]; then FRESH=1; fi
if [ -z "$NOBACKUP" ] && [ ! "$FRESH" = 1 ] && [ -z "$RESTORE" ]; then
case "$EXISTING_OPAMV" in
2.*) NOBACKUP=1;;
*) NOBACKUP=0;;
esac
fi
xsudo() {
local CMD=$1; shift
local DST
for DST in "$@"; do : ; done
local DSTDIR=$(dirname "$DST")
if [ ! -w "$DSTDIR" ]; then
echo "Write access to $DSTDIR required, using 'sudo'."
echo "Command: $CMD $@"
if [ "$CMD" = "install" ]; then
sudo "$CMD" -g 0 -o root "$@"
else
sudo "$CMD" "$@"
fi
else
"$CMD" "$@"
fi
}
if [ -n "$RESTORE" ]; then
OPAM=$(command -v opam)
OPAMV=$("$OPAM" --version)
OPAM_BAK="$OPAM.$RESTORE"
OPAMROOT_BAK="$OPAMROOT.$RESTORE"
if [ ! -e "$OPAM_BAK" ] || [ ! -d "$OPAMROOT_BAK" ]; then
echo "No backup of opam $RESTORE was found"
exit 1
fi
if [ "$NOBACKUP" = 1 ]; then
printf "## This will clear $OPAM and $OPAMROOT. Continue ? [Y/n] "
read R
case "$R" in
""|"y"|"Y"|"yes")
xsudo rm -f "$OPAM"
rm -rf "$OPAMROOT";;
*) exit 1
esac
else
xsudo mv "$OPAM" "$OPAM.$OPAMV"
mv "$OPAMROOT" "$OPAMROOT.$OPAMV"
fi
xsudo mv "$OPAM_BAK" "$OPAM"
mv "$OPAMROOT_BAK" "$OPAMROOT"
printf "## Opam $RESTORE and its root were restored."
if [ "$NOBACKUP" = 1 ]; then echo
else echo " Opam $OPAMV was backed up."
fi
exit 0
fi
#if [ -e "$TMP/$OPAM_BIN" ] && ! check_sha512 "$TMP/$OPAM_BIN" || [ ! -e "$TMP/$OPAM_BIN" ]; then
download_and_check "$TMP/$OPAM_BIN"
#else
# echo "## Using already downloaded \"$TMP/$OPAM_BIN\""
#fi
if [ -n "$EXISTING_OPAM" ]; then
DEFAULT_BINDIR=$(dirname "$EXISTING_OPAM")
fi
while true; do
printf "## Where should it be installed ? [$DEFAULT_BINDIR] "
read BINDIR
if [ -z "$BINDIR" ]; then BINDIR="$DEFAULT_BINDIR"; fi
if [ -d "$BINDIR" ]; then break
else
printf "## $BINDIR does not exist. Create ? [Y/n] "
read R
case "$R" in
""|"y"|"Y"|"yes")
xsudo mkdir -p $BINDIR
break;;
esac
fi
done
#if [ -e "$EXISTING_OPAM" ]; then
# if [ "$NOBACKUP" = 1 ]; then
# xsudo rm -f "$EXISTING_OPAM"
# else
# xsudo mv "$EXISTING_OPAM" "$EXISTING_OPAM.$EXISTING_OPAMV"
# echo "## $EXISTING_OPAM backed up as $(basename $EXISTING_OPAM).$EXISTING_OPAMV"
# fi
#fi
if [ -d "$OPAMROOT" ]; then
if [ "$FRESH" = 1 ]; then
if [ "$NOBACKUP" = 1 ]; then
printf "## This will clear $OPAMROOT. Continue ? [Y/n] "
read R
case "$R" in
""|"y"|"Y"|"yes")
rm -rf "$OPAMROOT";;
*) exit 1
esac
else
mv "$OPAMROOT" "$OPAMROOT.$EXISTING_OPAMV"
echo "## $OPAMROOT backed up as $(basename $OPAMROOT).$EXISTING_OPAMV"
fi
echo "## opam $VERSION installed. Please run 'opam init' to get started"
elif [ ! "$NOBACKUP" = 1 ]; then
echo "## Backing up $OPAMROOT to $(basename $OPAMROOT).$EXISTING_OPAMV (this may take a while)"
if [ -e "$OPAMROOT.$EXISTING_OPAMV" ]; then
echo "ERROR: there is already a backup at $OPAMROOT.$EXISTING_OPAMV"
echo "Please move it away or run with --no-backup"
fi
FREE=$(df -k "$OPAMROOT" | awk 'NR>1 {print $4}')
NEEDED=$(du -sk "$OPAMROOT" | awk '{print $1}')
if ! [ $NEEDED -lt $FREE ]; then
echo "Error: not enough free space to backup. You can retry with --no-backup,"
echo "--fresh, or remove '$OPAMROOT'"
exit 1
fi
cp -a "$OPAMROOT" "$OPAMROOT.$EXISTING_OPAMV"
echo "## $OPAMROOT backed up as $(basename $OPAMROOT).$EXISTING_OPAMV"
fi
rm -f "$OPAMROOT"/repo/*/*.tar.gz*
fi
xsudo install -m 755 "$TMP/$OPAM_BIN" "$BINDIR/opam"
echo "## opam $VERSION installed to $BINDIR"
if [ ! "$FRESH" = 1 ]; then
echo "## Converting the opam root format & updating"
"$BINDIR/opam" init --reinit -ni
fi
WHICH=$(command -v opam || echo notfound)
case "$WHICH" in
"$BINDIR/opam") ;;
notfound) echo "## Remember to add $BINDIR to your PATH";;
*)
echo "## WARNING: 'opam' command found in PATH does not match the installed one:"
echo " - Installed: '$BINDIR/opam'"
echo " - Found: '$WHICH'"
echo "Make sure to remove the second or fix your PATH to use the new opam"
echo
esac
if [ ! "$NOBACKUP" = 1 ]; then
echo "## Run this script again with '--restore $EXISTING_OPAMV' to revert."
fi
rm -f $TMP/$OPAM_BIN