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#!/bin/sh |
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# source: https://gist.github.com/stek29/761232c6f7e1ffbc36b98da2a3a0f4d9 |
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set -e |
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PERSIST="/media/letsencrypt-ca-certs" |
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REPLACE_CERT="mozilla/DST_Root_CA_X3.crt" |
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CERTS="/usr/share/ca-certificates" |
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ETCCERTS="/etc/ssl/certs" |
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if [ "$1" = "clean" ]; then |
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if grep -qs " $ETCCERTS " /proc/mounts; then |
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umount "$ETCCERTS" |
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fi |
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if grep -qs " $CERTS/$REPLACE_CERT " /proc/mounts; then |
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umount "$CERTS/$REPLACE_CERT" |
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fi |
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if [ -d "$PERSIST" ]; then |
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rm -r "$PERSIST" |
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fi |
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exit 0 |
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fi |
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if [ ! -d "$PERSIST" ]; then |
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mkdir -p "$PERSIST" |
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fi |
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if [ ! -f "$PERSIST/ISRG_Root_X1.crt" ]; then |
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# from https://letsencrypt.org/certs/isrgrootx1.pem |
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cat <<EOF >"$PERSIST/ISRG_Root_X1.crt" |
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-----BEGIN CERTIFICATE----- |
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MIIFazCCA1OgAwIBAgIRAIIQz7DSQONZRGPgu2OCiwAwDQYJKoZIhvcNAQELBQAw |
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TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh |
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cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMTUwNjA0MTEwNDM4 |
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WhcNMzUwNjA0MTEwNDM4WjBPMQswCQYDVQQGEwJVUzEpMCcGA1UEChMgSW50ZXJu |
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ZXQgU2VjdXJpdHkgUmVzZWFyY2ggR3JvdXAxFTATBgNVBAMTDElTUkcgUm9vdCBY |
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MTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAK3oJHP0FDfzm54rVygc |
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h77ct984kIxuPOZXoHj3dcKi/vVqbvYATyjb3miGbESTtrFj/RQSa78f0uoxmyF+ |
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0TM8ukj13Xnfs7j/EvEhmkvBioZxaUpmZmyPfjxwv60pIgbz5MDmgK7iS4+3mX6U |
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A5/TR5d8mUgjU+g4rk8Kb4Mu0UlXjIB0ttov0DiNewNwIRt18jA8+o+u3dpjq+sW |
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T8KOEUt+zwvo/7V3LvSye0rgTBIlDHCNAymg4VMk7BPZ7hm/ELNKjD+Jo2FR3qyH |
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B5T0Y3HsLuJvW5iB4YlcNHlsdu87kGJ55tukmi8mxdAQ4Q7e2RCOFvu396j3x+UC |
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B5iPNgiV5+I3lg02dZ77DnKxHZu8A/lJBdiB3QW0KtZB6awBdpUKD9jf1b0SHzUv |
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KBds0pjBqAlkd25HN7rOrFleaJ1/ctaJxQZBKT5ZPt0m9STJEadao0xAH0ahmbWn |
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OlFuhjuefXKnEgV4We0+UXgVCwOPjdAvBbI+e0ocS3MFEvzG6uBQE3xDk3SzynTn |
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jh8BCNAw1FtxNrQHusEwMFxIt4I7mKZ9YIqioymCzLq9gwQbooMDQaHWBfEbwrbw |
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qHyGO0aoSCqI3Haadr8faqU9GY/rOPNk3sgrDQoo//fb4hVC1CLQJ13hef4Y53CI |
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rU7m2Ys6xt0nUW7/vGT1M0NPAgMBAAGjQjBAMA4GA1UdDwEB/wQEAwIBBjAPBgNV |
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HRMBAf8EBTADAQH/MB0GA1UdDgQWBBR5tFnme7bl5AFzgAiIyBpY9umbbjANBgkq |
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hkiG9w0BAQsFAAOCAgEAVR9YqbyyqFDQDLHYGmkgJykIrGF1XIpu+ILlaS/V9lZL |
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ubhzEFnTIZd+50xx+7LSYK05qAvqFyFWhfFQDlnrzuBZ6brJFe+GnY+EgPbk6ZGQ |
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3BebYhtF8GaV0nxvwuo77x/Py9auJ/GpsMiu/X1+mvoiBOv/2X/qkSsisRcOj/KK |
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NFtY2PwByVS5uCbMiogziUwthDyC3+6WVwW6LLv3xLfHTjuCvjHIInNzktHCgKQ5 |
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ORAzI4JMPJ+GslWYHb4phowim57iaztXOoJwTdwJx4nLCgdNbOhdjsnvzqvHu7Ur |
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TkXWStAmzOVyyghqpZXjFaH3pO3JLF+l+/+sKAIuvtd7u+Nxe5AW0wdeRlN8NwdC |
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jNPElpzVmbUq4JUagEiuTDkHzsxHpFKVK7q4+63SM1N95R1NbdWhscdCb+ZAJzVc |
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oyi3B43njTOQ5yOf+1CceWxG1bQVs5ZufpsMljq4Ui0/1lvh+wjChP4kqKOJ2qxq |
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4RgqsahDYVvTH9w7jXbyLeiNdd8XM2w9U/t7y0Ff/9yi0GE44Za4rF2LN9d11TPA |
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mRGunUHBcnWEvgJBQl9nJEiU0Zsnvgc/ubhPgXRR4Xq37Z0j4r7g1SgEEzwxA57d |
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emyPxgcYxn/eR44/KJ4EBs+lVDR3veyJm+kXQ99b21/+jh5Xos1AnX5iItreGCc= |
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-----END CERTIFICATE----- |
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EOF |
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fi |
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if ! grep -qs " $CERTS/$REPLACE_CERT " /proc/mounts; then |
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echo "Replacing $REPLACE_CERT with ISRG_Root_X1" |
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mount --bind "$PERSIST/ISRG_Root_X1.crt" "$CERTS/$REPLACE_CERT" |
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fi |
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skip_etc_certs=0 |
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if [ -f "$PERSTST/skip_etc_certs" ]; then |
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echo "skip_etc_certs present, skipping $ETCCERTS remount" |
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skip_etc_certs=1 |
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else |
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if [ ! -f "$PERSIST/certs/ca-certificates.crt" ]; then |
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echo "generating new ca certs" |
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mkdir -p "$PERSIST/certs" |
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if ! update-ca-certificates --verbose --fresh --etccertsdir "$PERSIST/certs" \ |
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|| [ ! -f "$PERSIST/certs/ca-certificates.crt" ]; then |
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echo "update-ca-certificates failed, enabling skip_etc_certs" |
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skip_etc_certs=1 |
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touch "$PERSIST/skip_etc_certs" |
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rm -r "$PERSIST/certs" || : |
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fi |
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fi |
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fi |
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if [ "$skip_etc_certs" = "0" ]; then |
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if ! grep -qs " $ETCCERTS " /proc/mounts; then |
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echo "Remounting $ETCCERTS" |
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mount --bind "$PERSIST/certs" "$ETCCERTS" |
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fi |
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fi |
@Informatic thank you for the heads up! I’ve updated the script.