Add list-remote/install/use/list commands
Change logger and export all functions Custom curl function Exec driftctl binarymain
William Beuil
parent
b4c834846b
commit
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@ -0,0 +1,2 @@
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versions/
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version
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93
README.md
93
README.md
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@ -45,9 +45,100 @@ $ cd ~/.dctlenv
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$ git pull
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```
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## Command Reference
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### `dctlenv install [<version>]`
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Install a specific version of driftctl.
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```shell
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$ dctlenv install 0.2.3
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Installing driftctl v0.2.3
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Downloading release tarball from https://github.com/cloudskiff/driftctl/releases/download/v0.2.3/driftctl_darwin_amd64
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######################################################################################################################## 100.0%
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Making the /home/wbeuil/.dctlenv/versions/0.2.3/driftctl binary executable
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Installation of driftctl v0.2.3 successful. To make this your default version, run 'dctlenv use 0.2.3'
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```
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### `dctlenv use [<version>]`
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Switch a version to use.
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```shell
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$ dctlenv use 0.2.3
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Switching version to v0.2.3
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Switching completed
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```
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### `dctlenv list`
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List installed versions.
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```shell
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$ dctlenv list
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* 0.2.3 (set by /home/wbeuil/.dctlenv/version)
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0.2.2
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```
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### `dctlenv list-remote`
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List all installable versions.
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```shell
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$ dctlenv list-remote
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0.1.0
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0.1.1
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0.2.0
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0.2.1
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0.2.2
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0.2.3
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```
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### `dctlenv root`
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Display the root directory where dctlenv is.
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```shell
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$ dctlenv root
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/home/wbeuil/.dctlenv
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```
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### `dctlenv [version|-v|--version]`
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Display dctlenv version.
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```shell
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$ dctlenv version
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dctlenv 0.0.2-1-gabff053
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```
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### `dctlenv [help|-h|--help]`
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Display dctlenv help and usage contents.
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```shell
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$ dctlenv help
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Usage: dctlenv <command> [<options>]
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Commands:
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install Install a specific version of driftctl
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uninstall Uninstall a specific version of driftctl
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use Switch a version to use
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list List all installed versions
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list-remote List all installable versions
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version Display dctlenv version
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help Show this help output
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Flags:
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-v, --version An alias for the "version" command
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-h, --help An alias for the "help" command
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For full documentation, see: https://github.com/wbeuil/dctlenv#readme
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```
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## Uninstalling dctlenv
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You will need to first remove the line from your shell startup configuration file. This will remove dctlenv shims directory from your `$PATH`.
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You will need to first remove the line from your shell startup configuration file. This will remove dctlenv from your `$PATH`.
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Then, you just need to remove its root directory:
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#!/usr/bin/env bash
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set -uo pipefail
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panic() {
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echo "panic: $*" >&2
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exit 1
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}
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if [ -z "${DCTLENV_ROOT:-""}" ]; then
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# http://stackoverflow.com/questions/1055671/how-can-i-get-the-behavior-of-gnus-readlink-f-on-a-mac
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readlink_f() {
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local target_file="$1"
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local file_name
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while [ "$target_file" != "" ]; do
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cd "$(dirname $target_file)"
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file_name="$(basename "$target_file")"
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target_file="$(readlink "$file_name")"
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done
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echo "$(pwd -P)/$file_name"
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}
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DCTLENV_ROOT="$(cd "$(dirname "$(readlink_f "$0")")/.." && pwd)"
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[ -n $DCTLENV_ROOT ] || panic "Failed to set DCTLENV_ROOT"
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else
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DCTLENV_ROOT="${DCTLENV_ROOT%/}"
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fi
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export DCTLENV_ROOT
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if source "$DCTLENV_ROOT/lib/utils.sh"; then
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log_debug "Utils from $DCTLENV_ROOT/lib/utils.sh sourced successfully"
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else
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panic "Failed to source utils from $DCTLENV_ROOT/lib/utils.sh"
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fi
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for dir in libexec bin; do
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case ":$PATH:" in
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*:$DCTLENV_ROOT/$dir:*)
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log_debug "\$PATH already contains '$DCTLENV_ROOT/$dir'"
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;;
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*)
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log_debug "Adding '$DCTLENV_ROOT/$dir' to \$PATH"
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export PATH="$DCTLENV_ROOT/$dir:$PATH"
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;;
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esac
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done
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driftctl_path="$DCTLENV_ROOT/bin/driftctl"
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exec dctlenv-exec "$@" || log_error "Failed to exec: \"$driftctl_path\" \"$@\""
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16
lib/log.sh
16
lib/log.sh
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@ -10,16 +10,19 @@ log() {
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local line="$date [$level] $text"
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local usage="${3:-""}"
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case "$1" in
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'info' | 'debug' | 'warn')
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if [ "${DCTLENV_DEBUG:-0}" -gt 0 ]; then
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echo "$line" >&2
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echo -e "$line" >&2
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fi
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;;
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'error')
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if [ "${DCTLENV_DEBUG:-0}" -gt 0 ]; then
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echo "$line" >&2
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echo -e "$line" >&2
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fi
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echo -e "$usage" >&2
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exit 1
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;;
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*)
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@ -27,19 +30,26 @@ log() {
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;;
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esac
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}
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export -f log
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log_info() {
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log "info" "$1"
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}
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export -f log_info
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log_debug() {
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log "debug" "$1"
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}
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export -f log_debug
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log_warn() {
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log "warn" "$1"
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}
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export -f log_warn
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log_error() {
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log "error" "$1"
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local usage="${2:-$1}"
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log "error" "$1" "$usage"
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}
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export -f log_error
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13
lib/utils.sh
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lib/utils.sh
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@ -2,3 +2,16 @@
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set -uo pipefail
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source "$DCTLENV_ROOT/lib/log.sh"
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# Curl wrapper to switch TLS option for each OS
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curlw() {
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local TLS_OPT="--tlsv1.2"
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# Check if curl is 10.12.6 or above
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if [[ -n "$(command -v sw_vers 2>/dev/null)" && ("$(sw_vers)" =~ 10\.12\.([6-9]|[0-9]{2}) || "$(sw_vers)" =~ 10\.1[3-9]) ]]; then
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TLS_OPT=""
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fi
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curl $TLS_OPT "$@"
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}
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export -f curlw
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@ -16,7 +16,7 @@ abort() {
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command="${1:-""}"
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log_info "CLI command args: \"$command\""
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log_info "CLI command args: $*"
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case "$command" in
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"")
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#!/usr/bin/env bash
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set -uo pipefail
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log_debug 'Getting version from dctlenv-version-name'
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DCTLENV_VERSION="$(dctlenv-version-name 2>/dev/null)" \
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&& log 'debug' "DCTLENV_VERSION is $DCTLENV_VERSION" \
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|| log_error 'Failed to get version from dctlenv-version-name'
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if [ ! -d "$DCTLENV_ROOT/versions/$DCTLENV_VERSION" ]; then
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log_error "Version '$DCTLENV_VERSION' was requested, but not installed"
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fi
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DRIFTCTL_BIN_PATH="$DCTLENV_ROOT/versions/$DCTLENV_VERSION/driftctl"
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log_debug "Adding '$DRIFTCTL_BIN_PATH' to \$PATH"
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export PATH="$DRIFTCTL_BIN_PATH:$PATH"
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log_debug "Executing: \"$DRIFTCTL_BIN_PATH\" \"$@\""
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exec "$DRIFTCTL_BIN_PATH" "$@" || log_error "Failed to exec: \"$DRIFTCTL_BIN_PATH\" \"$*\""
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#!/usr/bin/env bash
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set -uo pipefail
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[ "$#" -gt 1 ] && log_error "Need 1 version instead of $#" 'usage: dctlenv install [<version>]'
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version_requested="${1:-""}"
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[ -n "$version_requested" ] || log_error 'Version is not specified' 'usage: dctlenv install [<version>]'
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version="$(dctlenv-list-remote | grep "$version_requested" | head -n 1)"
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[ -n "$version" ] || log_error "No version $version_requested found in remote"
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dst_path="$DCTLENV_ROOT/versions/$version"
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if [ -f "$dst_path/driftctl" ]; then
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echo "driftctl v$version is already installed"
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exit 0
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fi
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DCTLENV_ARCH="${DCTLENV_ARCH:-amd64}"
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case "$(uname -s)" in
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Darwin*)
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os="darwin_$DCTLENV_ARCH"
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;;
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MINGW64*)
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os="windows_$DCTLENV_ARCH"
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;;
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MSYS_NT*)
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os="windows_$DCTLENV_ARCH"
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;;
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CYGWIN_NT*)
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os="windows_$DCTLENV_ARCH"
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;;
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*)
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os="linux_$DCTLENV_ARCH"
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;;
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esac
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driftctl_url="https://github.com/cloudskiff/driftctl/releases/download"
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tarball_name="driftctl_${version}_$os"
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echo "Installing driftctl v$version"
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echo "Downloading release tarball from $driftctl_url/v$version/driftctl_$os"
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curlw -# -f -L -o "$dst_path/driftctl" --create-dirs "$driftctl_url/v$version/driftctl_$os" || log_error 'Tarball download failed'
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echo "Making the $dst_path/driftctl binary executable"
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chmod +x "$dst_path/driftctl"
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echo "Installation of driftctl v${version} successful. To make this your default version, run 'dctlenv use ${version}'"
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#!/usr/bin/env bash
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set -uo pipefail
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[ -d "$DCTLENV_ROOT/versions" ] || log_error 'No versions of driftctl installed. Please install one with: dctlenv install [<version>]'
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[[ -x "$DCTLENV_ROOT/versions" && -r "$DCTLENV_ROOT/versions" ]] \
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|| log_error "dctlenv versions directory is inaccessible: $DCTLENV_ROOT/versions"
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version_file="$(dctlenv-version-file)" \
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&& log_debug "dctlenv-version-file reported: $version_file" \
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|| log_error "dctlenv-version-file failed"
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version_name="$(dctlenv-version-name)" \
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&& log_debug "dctlenv-version-name reported: $version_name" \
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|| log_error "dctlenv-version-name failed"
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log_debug 'Listing versions...'
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local_versions=($(\find "$DCTLENV_ROOT/versions" -type d -exec basename {} \; \
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| tail -n +2 \
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| sort -t'.' -k 1nr,1 -k 2nr,2 -k 3nr,3))
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log_debug "Local versions: ${local_versions[@]}"
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log_debug 'Printing versions...'
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for local_version in ${local_versions[@]}; do
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if [ "$local_version" == "$version_name" ]; then
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echo "* $local_version (set by $version_file)"
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else
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echo " $local_version"
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fi
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done
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#!/usr/bin/env bash
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set -uo pipefail
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driftctl_url=https://api.github.com/repos/cloudskiff/driftctl/tags\?page\=1\&per_page\=1000
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remote_versions="$(curlw -sSf $driftctl_url)" || log_error "Failed to download remote versions from GitHub"
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echo $remote_versions | grep -o '"name": "v[^"]*"' | cut -d '"' -f 4 | cut -c 2- | sort
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#!/usr/bin/env bash
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set -uo pipefail
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[ "$#" -gt 1 ] && log_error "Need 1 version instead of $#" 'usage: dctlenv use [<version>]'
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[ -d "$DCTLENV_ROOT/versions" ] || log_error 'No versions of driftctl installed. Please install one with: dctlenv install [<version>]'
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version_requested="${1:-""}"
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[ -n "$version_requested" ] || log_error 'Version is not specified' 'usage: dctlenv use [<version>]'
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log_debug "Searching $DCTLENV_ROOT/versions for version matching $version_requested"
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version="$(\find "$DCTLENV_ROOT/versions" -type d -exec basename {} \; \
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| tail -n +2 \
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| sort -t'.' -k 1nr,1 -k 2nr,2 -k 3nr,3 \
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| grep -e "$version_requested" \
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| head -n 1
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)"
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[ -n "$version" ] \
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&& log_debug "Found version: $version" \
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|| log_error "No installed versions of driftctl matched '$1'"
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target_path="$DCTLENV_ROOT/versions/$version"
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[ -f "$target_path/driftctl" ] \
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|| log_error "Version directory for $version is present, but the driftctl binary is not! Manual intervention required"
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[ -x "$target_path/driftctl" ] \
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|| log_error "Version directory for $version is present, but the driftctl binary is not executable! Manual intervention required"
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echo "Switching version to v$version"
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version_file="$(dctlenv-version-file)"
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log_debug "Writing \"$version\" to \"$version_file\""
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echo "$version" > "$version_file" || log_error "Failed to switch to v$version"
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driftctl version 1>/dev/null || log_error "'driftctl version' failed, something is wrong"
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echo "Switching completed"
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#!/usr/bin/env bash
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set -uo pipefail
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echo "$DCTLENV_ROOT/version"
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#!/usr/bin/env bash
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set -uo pipefail
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[ -d "$DCTLENV_ROOT/versions" ] || log_error 'No versions of driftctl installed. Please install one with: dctlenv install [<version>]'
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DCTLENV_VERSION_FILE="$(dctlenv-version-file)" \
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&& log_debug "DCTLENV_VERSION_FILE retrieved: $DCTLENV_VERSION_FILE" \
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|| log_error 'Failed to retrieve DCTLENV_VERSION_FILE'
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DCTLENV_VERSION="$(cat "$DCTLENV_VERSION_FILE" 2>/dev/null)" \
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&& log_debug "DCTLENV_VERSION specified in DCTLENV_VERSION_FILE: $DCTLENV_VERSION" \
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|| log_error "Version could not be resolved (set by $DCTLENV_VERSION_FILE or dctlenv use <version>)"
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if [ ! -d "$DCTLENV_ROOT/versions/$DCTLENV_VERSION" ]; then
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log_error "Version '$DCTLENV_VERSION' is not installed (set by $DCTLENV_VERSION_FILE)"
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fi
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echo $DCTLENV_VERSION
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Loading…
Reference in New Issue