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88 lines
2.3 KiB
Bash
88 lines
2.3 KiB
Bash
#!/usr/bin/env bash
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# vim:ts=4:sts=4:sw=4:et
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#
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# Author: Hari Sekhon
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# Date: 2019-01-02 21:08:12 +0000 (Wed, 02 Jan 2019)
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#
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# https://github.com/harisekhon/bash-tools
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#
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# License: see accompanying Hari Sekhon LICENSE file
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#
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# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
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#
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# https://www.linkedin.com/in/harisekhon
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#
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set -euo pipefail
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[ -n "${DEBUG:-}" ] && set -x
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srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# used by utils.sh usage()
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# shellcheck disable=SC2034
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usage_description="Runs curl with either Kerberos SpNego (if \$KRB5 is set) or
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a ram file descriptor using \$PASSWORD to avoid credentials being exposed via process list or command line logging"
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# shellcheck disable=SC1090
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. "$srcdir/lib/utils.sh"
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# used by utils.sh usage()
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# shellcheck disable=SC2034
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usage_args="[<curl_options>] <url>"
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if [ $# -lt 1 ]; then
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usage
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fi
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for x in "$@"; do
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case "$x" in
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-h|--help) usage
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;;
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esac
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done
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check_bin curl
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USERNAME="${USERNAME:-$USER}"
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if [ -z "${KRB5:-${KERBEROS:-}}" ]; then
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if [ -z "${PASSWORD:-}" ]; then
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pass
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fi
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# ==============================================
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# option 1
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netrc_contents="default login $USERNAME password $PASSWORD"
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fi
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# ==============================================
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# option 2
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#
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#hosts="$(awk '{print $1}' < ~/.ssh/known_hosts 2>/dev/null | sed 's/,.*//' | sort -u)"
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# use built-in echo if availble, cat is slow with ~1000 .ssh/known_hosts
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#if help echo &>/dev/null; then
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# netrc_contents="$(for host in $hosts; do echo "machine $host login $USERNAME password $PASSWORD"; done)"
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#else
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# # slow fallback with lots of forks
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# netrc_contents="$(for host in $hosts; do cat <<< "machine $host login $USERNAME password $PASSWORD"; done)"
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#fi
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# ==============================================
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# option 3
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# Instead of generating this for all known hosts above just do it for the host extracted from the args url now
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#host="$(grep -o '://[^\/[:space:]]\+' <<< "$*" | sed 's,://,,')"
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#netrc_contents="machine $host login $USERNAME password $PASSWORD"
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# ==============================================
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if [ -n "${KRB5:-${KERBEROS:-}}" ]; then
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curl -u : --negotiate "$@"
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else
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curl --netrc-file <(cat <<< "$netrc_contents") "$@"
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fi
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