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squash! [ssl-certificate-expiry] Add asynchronous update via cron

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This commit is contained in:
Olivier Mehani 2019-07-22 21:37:28 +10:00
parent 59f057f88b
commit 793b75b9ee
1 changed files with 8 additions and 2 deletions
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10
plugins/ssl/ssl-certificate-expiry
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@ -1,5 +1,6 @@
#!/bin/sh -u #!/bin/sh -u
# -*- sh -*- # -*- sh -*-
# shellcheck disable=SC2039
: << =cut : << =cut
@ -73,6 +74,11 @@ fi
# Read data including a certificate from stdin and output the (fractional) number of days left # Read data including a certificate from stdin and output the (fractional) number of days left
# until the expiry of this certificate. The output is empty if parsing failed. # until the expiry of this certificate. The output is empty if parsing failed.
parse_valid_days_from_certificate() { parse_valid_days_from_certificate() {
local input_data
local valid_until_string
local valid_until_epoch
local now_epoch
local input_data
input_data=$(cat) input_data=$(cat)
if echo "$input_data" | grep -q -- "-----BEGIN CERTIFICATE-----"; then if echo "$input_data" | grep -q -- "-----BEGIN CERTIFICATE-----"; then
valid_until_string=$(echo "$input_data" | openssl x509 -noout -enddate \ valid_until_string=$(echo "$input_data" | openssl x509 -noout -enddate \
@ -90,8 +96,8 @@ parse_valid_days_from_certificate() {
print_expire_days() { print_expire_days() {
host="$1" local host="$1"
port="$2" local port="$2"
# Wrap IPv6 addresses in square brackets # Wrap IPv6 addresses in square brackets
echo "$host" | grep -q ':' && host="[$host]" echo "$host" | grep -q ':' && host="[$host]"