155 lines
3.1 KiB
Bash
Executable File
155 lines
3.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Fetch arbitrary files from a remote location for processing/
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# inclusion in local build.
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declare -A stx_repo
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message () { echo -e "$@" 1>&2; }
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usage_error () {
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message "\nUsage: $0 -c config-file -o <file|stdout> [-f -b]
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-c <config-file> contains fetch and save locations for files
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-o sets the output path to the save locations in <config-file> or to STDOUT
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-f optionally forces existing output files to be overwritten
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-b skips branch lookup. Use this if downloading from a non-git URL\n"
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exit 1
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}
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check_util_deps () {
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for dep in $@
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do
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if ! hash $dep 2>/dev/null; then
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message >&2 "... $dep dependency not met. Please install."
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exit 1
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fi
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done
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}
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check_file_deps () {
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for filereq in $@
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do
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if [ ! -f "${filereq}" ] && [ ! -L "${filereq}" ]; then message "${filereq} not found. Quiting."; exit 1; fi
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done
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}
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load_configs () {
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CONTEXT_DIR="${BASH_SOURCE%/*}"
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if [[ ! -d "$CONTEXT_DIR" ]]; then CONTEXT_DIR="$PWD"; fi
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. "$CONTEXT_DIR/$config_file"
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message "Loaded $CONTEXT_DIR/$config_file"
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}
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get_remote () {
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if [[ $no_branch = "t" ]]; then message "Branch ignored"; return; fi
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local _regex_br="^defaultbranch\=(.*)\s*$"
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local _remote=$(grep defaultbranch $branch_file)
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if [[ "${_remote}" =~ $_regex_br ]]
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then
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remote="${BASH_REMATCH[1]}"
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else
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message "Can't find remote branch"; exit 1
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fi
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for b in "${!stx_repo[@]}"
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do
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if [[ ${remote} == ${b} ]]
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then
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remote="${stx_repo[$b]}"
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break
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fi
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done
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remote="$remote/"
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message "Remote is: $remote"
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}
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fetch_files () {
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local _f
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for _f in "${!remote_files[@]}"; do
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local _outfile
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case $out_method in
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"file")
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_outfile="$common_target${remote_files[$_f]}"
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if [ ! -d $(dirname $_outfile) ]; then mkdir -p `dirname $_outfile`; fi
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;;
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"stdout")
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_outfile="-"
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;;
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*)
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message "Should never get here!"; exit 1;
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;;
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esac
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if [ -f $_outfile ] && [ ! "$force" = "t" ] && [ "$out_method" = "file" ]; then
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message "$_outfile already exists, use \"-f\" to override. Quiting"
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usage_error
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exit 1
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fi
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wget $addtional_flags -q -O $_outfile $prot://$remote_repo/$remote$_f
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if [ $? -ne 0 ]; then
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if [ ! -s $_outfile ]; then rm -f $_outfile; fi
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message "Could not download ${remote_files[$_f]}. Quiting"
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exit 1
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fi
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done
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}
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while getopts "c:o:fb" flag
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do
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case "${flag}" in
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c)
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config_file=$OPTARG
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;;
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o)
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case $OPTARG in
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file) out_method="file" ;;
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stdout) out_method="stdout" ;;
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*) usage_error ;;
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esac
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;;
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f) force="t" ;;
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b) no_branch="t" ;;
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*) message "Unknown arg \"$flag\""; usage_error ;;
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esac
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done
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shift "$(( OPTIND - 1 ))"
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if [ -z "$config_file" ] || [ -z "$out_method" ]
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then
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message "ARGS CHECK FAILED"
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usage_error
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fi
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branch_file=".gitreview"
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## Run
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check_util_deps wget
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check_file_deps $branch_file $config_file
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declare -A remote_files && load_configs $config_file
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get_remote
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fetch_files
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