54 lines
1.3 KiB
Bash
Executable file
54 lines
1.3 KiB
Bash
Executable file
#!/usr/bin/env bash
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pids=""
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run_prog() {
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"$@" &
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pids="$! $pids"
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}
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trap_sig() {
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printf '%s' "$pids" | while IFS= read -r pid; do
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echo "pid=$pid"
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kill -s $1 $pid
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done
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}
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trap 'trap_sig TERM' SIGTERM
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srcdir=/etc/nginx.tmpl/
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dstdir=/etc/nginx/
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find "$srcdir" -type d | while read -r src_directory; do
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dst_directory="$(echo "$src_directory" | sed "s|^$srcdir|$dstdir|")"
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mkdir -p "$dst_directory"
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done
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find "$srcdir" -type f | while read -r src_file; do
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dst_file="$(echo "$src_file" | sed "s|^$srcdir|$dstdir|")"
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envsubst "$(cat /etc/envsubst.conf)" < "$src_file" > "$dst_file"
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done
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run_nginx() {
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find "$dstdir"
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nginx -g 'daemon off;'
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}
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run_inotifywait() {
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while :; do
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wait_files="$(find "$dstdir" -type f -exec \
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sed -En '/ssl_certificate/ s/^\s*ssl_certificate(_key)? (.*);.*$/\2/p' {} \; | sort | uniq)"
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wait_directories="$(echo "$wait_files" | xargs -0 dirname | sort | uniq)"
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echo "monitoring the following files:"
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echo "$wait_files"
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matched_files="$(echo "$wait_directories" | inotifywait --fromfile=- -e close_write -e modify -e create)"
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if [[ -n "$(comm -12 <(sort <<< "$matched_files") <(echo "$wait_files"))" ]]; then
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nginx -s reload
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fi
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done
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}
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run_prog run_nginx
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run_prog run_inotifywait
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wait $pids
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