47 lines
1,006 B
Bash
47 lines
1,006 B
Bash
SSH_ENV_CACHE="$HOME/.ssh/environment-$HOST"
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function _start_agent() {
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if _check_ssh_agent_connectivity; then
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return
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fi
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if [[ -r "$SSH_ENV_CACHE" ]]; then
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. $SSH_ENV_CACHE &> /dev/null
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if _check_ssh_agent_connectivity; then
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return
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fi
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fi
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echo -n >! "$SSH_ENV_CACHE"
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chmod 600 "$SSH_ENV_CACHE"
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ssh-agent -s > "$SSH_ENV_CACHE"
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. "$SSH_ENV_CACHE" > /dev/null
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}
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function _check_ssh_agent_connectivity() {
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ssh-add -l &> /dev/null
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if [[ $? -eq 2 ]]; then
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return 1
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fi
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}
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function add_ssh_keys() {
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declare -a NEW_IDENTITIES
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SSH_AGENT_IDENTITIES="$(ssh-add -l || true)"
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2>/dev/null for IDENTITY_FILE in ~/.ssh/id_*~*.pub; do
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if [[ "$SSH_AGENT_IDENTITIES" != *"$(ssh-keygen -lf "$IDENTITY_FILE")"* ]]; then
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# skip _sk keys on MacOS for now
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if ! [[ "$OSTYPE" =~ ^darwin ]] || ! [[ "$IDENTITY_FILE" =~ _sk$ ]]; then
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NEW_IDENTITIES+=("$IDENTITY_FILE")
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fi
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fi
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done
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if [[ ${#NEW_IDENTITIES} -gt 0 ]]; then
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ssh-add ${^NEW_IDENTITIES}
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fi
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}
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_start_agent && add_ssh_keys
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