76 lines
2.0 KiB
Bash
Executable File
76 lines
2.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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source .utils
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DEBUG=""
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print_usage() {
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orange "gs-ssh - ssh to Giant Swarm managed cluster node"
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echo " "
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underline "Usage:"
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echo "gs-ssh [CLUSTER NAME] [NODE NAME]"
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echo " "
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underline "Examples:"
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echo "> gs-ssh gauss"
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echo "> gs-ssh gauss ip-1-2-3-4.ey-west-1.compute.internal"
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echo " "
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underline "Options:"
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echo "-h, --help show this help text"
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}
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POS_ARGS=()
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while test $# -gt 0; do
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case "$1" in
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-h|--help)
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print_usage
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exit 0
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;;
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--debug)
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DEBUG="--level=debug"
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shift
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;;
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/)
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# We want to ignore slash seperators between MC and WC
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shift
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;;
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*)
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POS_ARGS+=(`echo $1 | tr '/' ' '`)
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shift
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;;
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esac
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done
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if [ ${#POS_ARGS[@]} -eq 0 ]; then
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POS_ARGS+=(`opsctl list installations --short | tr ' ' '\n' | fzf`)
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fi
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TELEPORT_CLUSTER_NAME="$(echo "${POS_ARGS[0]}" | tr ' ' '-')"
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TELEPORT_SUPPORTED=$(tsh kube ls -f json --query "name == \"${TELEPORT_CLUSTER_NAME}\"" 2>/dev/null | jq '. | length')
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if [ ${#POS_ARGS[@]} -eq 1 ]; then
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if [[ "${TELEPORT_SUPPORTED}" == "0" ]]; then
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orange "Node name must be specified if cluster doesn't support Teleport"
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exit 1
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else
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POS_ARGS+=(`tsh ls -f names cluster=${POS_ARGS[0]} | fzf`)
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fi
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fi
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kubectl config delete-context gs-${POS_ARGS[0]} &>/dev/null
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if [[ "${TELEPORT_SUPPORTED}" == "0" ]]; then
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# Teleport not supported, old style login
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echo "Cluster isn't know to Teleport, using old ssh method"
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opsctl ssh ${DEBUG} ${POS_ARGS[@]}
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else
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echo "SSHing with Teleport. Cluster: '${TELEPORT_CLUSTER_NAME}' Node: ${POS_ARGS[1]}"
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# Make sure that caching is disabled to avoid issues with cross-cluster cache pollution
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TELEPORT_CACHE_DIR="${HOME}/.kube/cache/discovery/teleport.giantswarm.io_443"
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if [[ "$(readlink -f ${TELEPORT_CACHE_DIR})" != "/dev/null" ]]; then
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rm -rf ${TELEPORT_CACHE_DIR}
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ln -s /dev/null ${TELEPORT_CACHE_DIR}
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fi
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tsh ssh root@cluster=${POS_ARGS[0]},node=${POS_ARGS[1]}
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fi
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