diff --git a/keys/pkg-cache/README b/keys/pkg-cache/README index bdcc04b..c8edeec 100644 --- a/keys/pkg-cache/README +++ b/keys/pkg-cache/README @@ -18,3 +18,15 @@ RPM-GPG-KEY-remi2024 Remi's RPM repository 2024 CF1D F005 7CE8 5DFF 5B2F 2A37 Remi rotates keys (remi2025, ...): when remi-release starts being signed by a new key, `release-install remi` fails loudly - add the new key here (and to pkg-cache-repos.sh). +RPM-GPG-KEY-EPEL-9 Fedora (epel9) FF8A D134 4597 106E CE81 3B91 8A38 72BF 3228 467C + fetched 2026-10-22 over HTTPS from dl.fedoraproject.org and + mirror.math.princeton.edu (identical); used by `release-install epel` + on EL9 images (cloud-memcached-container, cloud-haproxy-container). +RPM-GPG-KEY-nodesource Nodesource Operations + 242B 8138 31AF 0956 2B6C 46F7 6B88 DA4E 3AF2 8A14 (rsa4096, 2023-12-22) + fetched 2026-10-22 over HTTPS from + https://rpm.nodesource.com/gpgkey/ns-operations-public.key (the key + NodeSource's own setup_N.x scripts reference); verified by dnf + gpgcheck against the nodejs RPMs. Not on keys.openpgp.org / + keyserver.ubuntu.com - confirm out of band. Used by + `pkg-cache-repos.sh nodesource MAJOR` (cloud-node-container). diff --git a/keys/pkg-cache/RPM-GPG-KEY-EPEL-9 b/keys/pkg-cache/RPM-GPG-KEY-EPEL-9 new file mode 100644 index 0000000..234c12f --- /dev/null +++ b/keys/pkg-cache/RPM-GPG-KEY-EPEL-9 @@ -0,0 +1,29 @@ +-----BEGIN PGP PUBLIC KEY BLOCK----- + +mQINBGE3mOsBEACsU+XwJWDJVkItBaugXhXIIkb9oe+7aadELuVo0kBmc3HXt/Yp +CJW9hHEiGZ6z2jwgPqyJjZhCvcAWvgzKcvqE+9i0NItV1rzfxrBe2BtUtZmVcuE6 +2b+SPfxQ2Hr8llaawRjt8BCFX/ZzM4/1Qk+EzlfTcEcpkMf6wdO7kD6ulBk/tbsW +DHX2lNcxszTf+XP9HXHWJlA2xBfP+Dk4gl4DnO2Y1xR0OSywE/QtvEbN5cY94ieu +n7CBy29AleMhmbnx9pw3NyxcFIAsEZHJoU4ZW9ulAJ/ogttSyAWeacW7eJGW31/Z +39cS+I4KXJgeGRI20RmpqfH0tuT+X5Da59YpjYxkbhSK3HYBVnNPhoJFUc2j5iKy +XLgkapu1xRnEJhw05kr4LCbud0NTvfecqSqa+59kuVc+zWmfTnGTYc0PXZ6Oa3rK +44UOmE6eAT5zd/ToleDO0VesN+EO7CXfRsm7HWGpABF5wNK3vIEF2uRr2VJMvgqS +9eNwhJyOzoca4xFSwCkc6dACGGkV+CqhufdFBhmcAsUotSxe3zmrBjqA0B/nxIvH +DVgOAMnVCe+Lmv8T0mFgqZSJdIUdKjnOLu/GRFhjDKIak4jeMBMTYpVnU+HhMHLq +uDiZkNEvEEGhBQmZuI8J55F/a6UURnxUwT3piyi3Pmr2IFD7ahBxPzOBCQARAQAB +tCdGZWRvcmEgKGVwZWw5KSA8ZXBlbEBmZWRvcmFwcm9qZWN0Lm9yZz6JAk4EEwEI +ADgWIQT/itE0RZcQbs6BO5GKOHK/MihGfAUCYTeY6wIbDwULCQgHAgYVCgkICwIE +FgIDAQIeAQIXgAAKCRCKOHK/MihGfFX/EACBPWv20+ttYu1A5WvtHJPzwbj0U4yF +3zTQpBglQ2UfkRpYdipTlT3Ih6j5h2VmgRPtINCc/ZE28adrWpBoeFIS2YAKOCLC +nZYtHl2nCoLq1U7FSttUGsZ/t8uGCBgnugTfnIYcmlP1jKKA6RJAclK89evDQX5n +R9ZD+Cq3CBMlttvSTCht0qQVlwycedH8iWyYgP/mF0W35BIn7NuuZwWhgR00n/VG +4nbKPOzTWbsP45awcmivdrS74P6mL84WfkghipdmcoyVb1B8ZP4Y/Ke0RXOnLhNe +CfrXXvuW+Pvg2RTfwRDtehGQPAgXbmLmz2ZkV69RGIr54HJv84NDbqZovRTMr7gL +9k3ciCzXCiYQgM8yAyGHV0KEhFSQ1HV7gMnt9UmxbxBE2pGU7vu3CwjYga5DpwU7 +w5wu1TmM5KgZtZvuWOTDnqDLf0cKoIbW8FeeCOn24elcj32bnQDuF9DPey1mqcvT +/yEo/Ushyz6CVYxN8DGgcy2M9JOsnmjDx02h6qgWGWDuKgb9jZrvRedpAQCeemEd +fhEs6ihqVxRFl16HxC4EVijybhAL76SsM2nbtIqW1apBQJQpXWtQwwdvgTVpdEtE +r4ArVJYX5LrswnWEQMOelugUG6S3ZjMfcyOa/O0364iY73vyVgaYK+2XtT2usMux +VL469Kj5m13T6w== +=Mjs/ +-----END PGP PUBLIC KEY BLOCK----- diff --git a/keys/pkg-cache/RPM-GPG-KEY-nodesource b/keys/pkg-cache/RPM-GPG-KEY-nodesource new file mode 100644 index 0000000..0618885 --- /dev/null +++ b/keys/pkg-cache/RPM-GPG-KEY-nodesource @@ -0,0 +1,52 @@ +-----BEGIN PGP PUBLIC KEY BLOCK----- + +mQINBGWFsqMBEAC4YlSuNpHjOiQVTC8StolVx3J8E9SC6G4wmVWbytMD1Zivfanj +3LKDqdy7vpbViXA9whpyGQgQYdOlPKaNHWw4GSeGTnP1FbvaK1NJ9MnAzUysh49R +cqoktYeIQbqgOgZHw5/gVH5bYObf1KJQ2LY/je9WTlW3QMRe1TaW0F0AZnJMBIOG +JllE33QIpxDnOQHnvdUGq+HscUOTrW4Q3AdzwsQxU4GX82d9qFFr8HjAmUjlUKyh +PgvMpb8VDvR7NE6et+wWh6BMYILo3VJFP7/gTXGiy3WWs5GW/PNXIXw5/f2w1B+e +Dh5tlfGG4q/4P8mbv7C6RPHoF2Lq+W69HLqSq/l42WUL41tHlFTsluCIKpeeMxAu +olxx3Z5momHMMyh7rbZtQDqFMTAqxNjT1NinKkWyj7KP5WE9hVosyd3UMR4UYDMm +Zb6LI4N7Hht887+CY7grxTJ9cGQhMFfvLyvlf/FWQY4S6G7sEaUV71N9StvXBNG/ +iNoIMzhwjBmrmvT/UGPkLSi0SIBOxeGw2rwngnYikIJxuTQ4V40lm8o6eMFca7rW +BQvAEncV8pvi/3FqrUBZ/U53s7NO24hBDoaQPzFbVCw0GHHf9GD7KoQb5c9ONoCZ +Qu2YWo7ajPLzl/h2pJ2Kn29Ywev9MpuuPTGvifiKilcBVLYP3ZJg4ZfRBwARAQAB +tDFOb2Rlc291cmNlIE9wZXJhdGlvbnMgPG9wZXJhdGlvbnNAbm9kZXNvdXJjZS5j +b20+iQJOBBMBCgA4FiEEJCuBODGvCVYrbEb3a4jaTjryihQFAmWFsqMCGwMFCwkI +BwIGFQoJCAsCBBYCAwECHgECF4AACgkQa4jaTjryihTD+hAAtTU155ke7xmnT0ph +odbGjm3mOGdkdaDH+xmWtPtufiPncgHMCYh4aIDRloog8rFE+pP3qfwJmUKxthwD +drrLAzfUwOrGxPnYH3MWwg66RVVoiiU+Hh42gJTez+P/K0VMQZXH0XTZD96TiwT/ +S0+WvQPuJ9pda2L4cjV+YP2+m0ERUG9QPj0Shgw+/PWCGWKD6J9DRToiwfwCTOvc +DNolF1EcRlfPMTsqI2Bdc+TQywqU1Py1MUDSAPXxdK6nW2oM7eC5l3XXefcQ6JOS +AuNdEDIsaf+H76j6/wSGsuIcJjUo9wmKjEV1iJYwT6jLbjaVQxXgEPHBSb+kzanx +FWyrYP6TZpeY2gT4bBMsOKd7ay1I3/nIHwe6x8Yzkqzz+7YVhNpMbybH72NTxDWQ +UmiboJs9r7j1lkHlBjxU9RLF5laYSeCIXD62KQVoP5ao1LSPKsCXFqcdpUgLYtRv +CXxdriiHp4m9eGzbS7RW1TLm6tMOKbI4LzOtMm4DoZzGD2FTfsUtn6ALx9FSgvl/ +VMlzqZes+rclcukACtutvtB8e0yRhuzPUN56ctLEZfI1XzQFoN8Vdj6HWtiXWRiJ +EohuufE2cEebmX90NRsbh4KAFXNEQROlMeMf7ufuSsk7QXLTutxmWSQvWwyS+P5/ +ZqCapIDlRCJFZX4N9a1IXo0OgCC5Ag0EZYWyowEQAKz7sA6WBKFVcmzcyr6y9TI5 +RemnzotRUdqXj8tD70xvV1nBEf+BfTw3hsiV019ZboPBae+cRaD4plQbNb0du/+Q +UFq4ja055ZEld01RqE49L562pWvA5cwSmjs9+ZMI1ja0HbTb2K4razpzX3be+Zul +TbH20X5FHTz+Jyfmw+G3Y9okw3OIzuYo16Lv/Qs8VoBmj01PItzq8dX5wJiIlVxU +8wKHKy1kiKGCgyPnvqcXCGen0EoUS9wsWK1QHfryscYGVF9y1TBQvJa9HIpWPrIZ +slSiVS4tQhGHfLDVlaDsYFrH9SIUkvW7peSEiPE1TKQjvbMS3CcUZRaMcGfgyDPe +gXwnNwZbJ2/cisXbdAJaGT49V1Y+Sc1oKSGSG4FaGUNhS3p3cB7qlX2zS/sR2ael +90fXR6nhjvhMAS98i7663pCUv9q0Z/NXNZwdXjbSF4W8gq3PVt7hCnJrngsGSkGu +Qz0dc227/sAjh9CxYm8kQqUuQtiPVfKwkcUUT+O7jr2/6eAXZbTYVZbvaLEGMrKA +bdWKpZMMOKAI45f+ZAcEmJG4D68N0jzVrLCXMuuLq/yqqyEmxDjSOH0qVutl8jxg +vfxPxKYX8nnAzJZJHGHmV/ihjfClSdYePKExHuFVVhvc4BxE1XfPUeCZG4JpB9/B +gNCiDPsg4JIw6GO5LS2xABEBAAGJAjYEGAEKACAWIQQkK4E4Ma8JVitsRvdriNpO +OvKKFAUCZYWyowIbDAAKCRBriNpOOvKKFOTKD/40WN6ZRfP6hVLAX26DdyN9Bqzg +D+0hJilmHL1YFeLt9U/YPhOZJxPaDGrMfldC0FSXKKr7H5C7FQErl936108wGohz +53KGbNid0crNeaWrQuWk3QjaMF62Yc+NVB8b5LoEk0TEt9KPO6kveYDtW6Ygkw9i +5aaS/AC+8GChOH6lWhLHcO91T7+Hi5qRez7qyme/AlHUTV9/jE6JgFJ7thCCAqBQ +AfX3mGFlTwSTMHDeYq81MMl9UhYgoFJtx8PuqmSV7Eb29ccJofz3J+b5OJvpmLSZ +Hu22Csa8k2V/1ojeL0DjQHD06V75F7BerxLR/rbJ64GkIiOdm4ntXC4a335gjQfM +5tI6LtGsIpr+Le4C068eDj7YpzS0ql3g6o4A1TbtapLccgEj4iw95H4KKh0Ro5r0 +0s6LoSLu9uva3LiLVn6xXvpw3iv8FnhTr5PEiPnorXvxcCnUrB3Rkk6Wh1SKjpxa +u6KiFzH0CXR1AgUdWSC0rAmvEdFjXgaoQd+Z2eJFHEAsg91URd9NtdeDsyMwdbHh +iBZPGX5ddPjJA7nwKbkibCv7xiodd9ph8NmGLqD/2SDU1rqvPuCDMqLuxc89Gvhs +3CeLTSJK9Uzb3oNdZLxL8CECip1ZkowVfTL+jY23phS9+Z0Db/yZqot3ZZJAAG8g +oSVkzT/Mwp9zFVQu5w== +=drMP +-----END PGP PUBLIC KEY BLOCK----- diff --git a/scripts/pkg-cache-repos.sh b/scripts/pkg-cache-repos.sh index 37580a0..ee2bd7c 100755 --- a/scripts/pkg-cache-repos.sh +++ b/scripts/pkg-cache-repos.sh @@ -4,11 +4,16 @@ ## when PKG_CACHE is set; without it the repo files are left alone and builds ## use the upstream repositories as before. ## -## PKG_CACHE=https://192.168.1.40 pkg-cache-repos.sh rpm # AlmaLinux/EPEL/Remi -## PKG_CACHE=https://192.168.1.40 pkg-cache-repos.sh apt # Ubuntu + LiteSpeed -## pkg-cache-repos.sh release-install epel [remi] # GPG-verified release RPMs +## PKG_CACHE=https://192.168.1.40 pkg-cache-repos.sh rpm # AlmaLinux/EPEL/Remi/NodeSource +## PKG_CACHE=https://192.168.1.40 pkg-cache-repos.sh apt # Ubuntu, Debian, LiteSpeed +## pkg-cache-repos.sh release-install epel [remi] # GPG-verified release RPMs (EL9/EL10) +## pkg-cache-repos.sh nodesource MAJOR # NodeSource repo file + pinned key +## eval "$(pkg-cache-repos.sh go-env)" # GOPROXY via the cache (go.sum/sumdb verified) ## pkg-cache-repos.sh restore # undo everything above ## +## CANONICAL copy: cloud-apache-container/scripts/pkg-cache-repos.sh (docs/pkg-cache.md +## there). Other repos carry byte-identical copies - change it there first. +## ## Every RUN that rewrites must `restore` before it ends: it puts rewritten files ## back, deletes files this script created, deletes any NEW repo/apt file that ## still references the cache, then FAILS if any reference is left — so no shipped @@ -43,7 +48,7 @@ ## cache (with the CA), and a build without PKG_CACHE uses upstream sources. set -euo pipefail -MODE="${1:?usage: pkg-cache-repos.sh rpm|apt|release-install NAME...|restore}" +MODE="${1:?usage: pkg-cache-repos.sh rpm|apt|release-install NAME...|nodesource MAJOR|go-env|restore}" shift || true STATE=/var/lib/pkg-cache-repos # saved originals + manifest + created files SHARE="${PKG_CACHE_SHARE:-/usr/local/share/pkg-cache}" # ca.crt + RPM-GPG-KEY-* @@ -57,10 +62,22 @@ if [ -n "$C" ]; then https://*) ;; *) die "PKG_CACHE must be an https:// URL (plain http is refused), got '$C'" ;; esac + [[ "$C" =~ ^https://[A-Za-z0-9.-]+(:[0-9]+)?(/[A-Za-z0-9._/-]*)?$ ]] || die "PKG_CACHE has unexpected characters: '$C'" HOSTPORT="${C#https://}"; HOSTPORT="${HOSTPORT%%/*}" [ -s "$SHARE/ca.crt" ] || die "PKG_CACHE set but $SHARE/ca.crt (pkg-cache CA) is missing" fi +# System CA bundle (EL vs Debian/Ubuntu path); the pkg-cache CA is appended to a +# copy in the state dir, never to the system store. +sys_bundle() { + local b + for b in /etc/pki/tls/certs/ca-bundle.crt /etc/ssl/certs/ca-certificates.crt; do + [ -s "$b" ] && { echo "$b"; return 0; } + done + die "no system CA bundle found" +} +make_bundle() { cat "$(sys_bundle)" "$SHARE/ca.crt" > "$STATE/ca-bundle.pem"; } + # Files that may hold repo configuration; restore re-checks all of them. repo_files() { find /etc/yum.repos.d /etc/dnf /etc/apt -type f 2>/dev/null | sort || true @@ -112,18 +129,20 @@ if [ "$MODE" = release-install ]; then curl_opts=(-fsS --proto '=https' --retry 5 --retry-all-errors --max-time 120) if [ -n "$C" ]; then start_session - cat /etc/pki/tls/certs/ca-bundle.crt "$SHARE/ca.crt" > "$STATE/ca-bundle.pem" + make_bundle curl_opts+=(--cacert "$STATE/ca-bundle.pem") fi files=() + el=$(rpm -E '%{?rhel}' 2>/dev/null || true) + case "$el" in 9|10) ;; *) die "release-install supports EL9/EL10 only (rpm -E %rhel = '$el')" ;; esac for name in "$@"; do case "$name" in - epel) pkg=epel-release key=RPM-GPG-KEY-EPEL-10 - path=/epel/epel-release-latest-10.noarch.rpm - origin=https://dl.fedoraproject.org/pub/epel/epel-release-latest-10.noarch.rpm ;; + epel) pkg=epel-release key=RPM-GPG-KEY-EPEL-$el + path=/epel/epel-release-latest-$el.noarch.rpm + origin=https://dl.fedoraproject.org/pub/epel/epel-release-latest-$el.noarch.rpm ;; remi) pkg=remi-release key=RPM-GPG-KEY-remi2024 - path=/remi/enterprise/remi-release-10.rpm - origin=https://rpms.remirepo.net/enterprise/remi-release-10.rpm ;; + path=/remi/enterprise/remi-release-$el.rpm + origin=https://rpms.remirepo.net/enterprise/remi-release-$el.rpm ;; *) die "unknown release package '$name'" ;; esac url="$origin"; [ -n "$C" ] && url="$C$path" @@ -142,14 +161,14 @@ if [ "$MODE" = release-install ]; then exit 0 fi -if [ -z "$C" ]; then +if [ -z "$C" ] && [ "$MODE" != nodesource ] && [ "$MODE" != go-env ]; then echo "pkg-cache-repos($MODE): PKG_CACHE not set - using upstream repositories" exit 0 fi rewrite_rpm() { local f="$1" - grep -q -E '^#? ?baseurl=https?://(repo\.almalinux\.org|download\.example|rpms\.remirepo\.net)/' "$f" || return 0 + grep -q -E '^#? ?baseurl=https?://(repo\.almalinux\.org|download\.example|rpms\.remirepo\.net|rpm\.nodesource\.com)/' "$f" || return 0 save "$f" # Per [section]: a (commented or live) baseurl on a known origin becomes # "baseurl=// /"; that section's @@ -185,6 +204,8 @@ rewrite_rpm() { l = rw(l, "^#? ?baseurl=https?://repo\\.almalinux\\.org/almalinux/", "almalinux", "https://repo.almalinux.org/almalinux", 1) l = rw(l, "^#? ?baseurl=https?://download\\.example/pub/epel/", "epel", "https://dl.fedoraproject.org/pub/epel", 0) l = rw(l, "^#? ?baseurl=https?://rpms\\.remirepo\\.net/", "remi", "https://rpms.remirepo.net", 1) + # NodeSource signs its RPMs but not repomd.xml (404): gpgcheck only. + l = rw(l, "^#? ?baseurl=https?://rpm\\.nodesource\\.com/", "nodesource", "https://rpm.nodesource.com", 0) } buf[++n] = l } @@ -194,19 +215,65 @@ rewrite_rpm() { rewrite_apt() { local f="$1" - grep -q -E 'https?://([a-z]{2}\.)?(archive|security)\.ubuntu\.com/|https?://rpms\.litespeedtech\.com/' "$f" || return 0 + grep -q -E 'https?://([a-z]{2}\.)?(archive|security)\.ubuntu\.com/|https?://rpms\.litespeedtech\.com/|https?://(deb|security)\.debian\.org/' "$f" || return 0 save "$f" + # Debian: debian-security first, and "debian" only as a whole path segment, + # so .../debian-security is never rewritten as /debian/. sed -i -E \ -e "s%https?://(archive|[a-z]{2}\.archive)\.ubuntu\.com/ubuntu/?%$C/ubuntu/%g" \ -e "s%https?://security\.ubuntu\.com/ubuntu/?%$C/ubuntu-security/%g" \ -e "s%https?://rpms\.litespeedtech\.com/%$C/litespeed/%g" \ + -e "s%https?://(deb|security)\.debian\.org/debian-security/?([[:space:]]|\$)%$C/debian-security/\\2%g" \ + -e "s%https?://security\.debian\.org/?([[:space:]]|\$)%$C/debian-security/\\1%g" \ + -e "s%https?://deb\.debian\.org/debian/?([[:space:]]|\$)%$C/debian/\\1%g" \ "$f" } +if [ "$MODE" = go-env ]; then + # Prints shell exports for `eval`. Without PKG_CACHE: nothing (Go defaults). + # GOPROXY "a|b" falls through on ANY error, so a dead cache costs one + # failed request, not the build. GOSUMDB stays the default sum.golang.org, + # reached directly: modules are still verified against go.sum + the sumdb. + [ -n "$C" ] || { echo "pkg-cache-repos(go-env): PKG_CACHE not set - default GOPROXY" >&2; exit 0; } + start_session + make_bundle + printf "export GOPROXY='%s/goproxy|https://proxy.golang.org|direct' SSL_CERT_FILE='%s'\n" "$C" "$STATE/ca-bundle.pem" + echo "pkg-cache-repos(go-env): GOPROXY via $C/goproxy (fallback proxy.golang.org)" >&2 + exit 0 +fi + +if [ "$MODE" = nodesource ]; then + # Replaces `curl https://rpm.nodesource.com/setup_N.x | bash` (unverified + # remote script): writes the same nodesource-nodejs repo (origin URL, so the + # shipped image keeps a normal repo file) with gpgcheck=1 and the signing key + # committed in keys/pkg-cache/; with PKG_CACHE it is then rewritten like any + # other repo and `restore` puts the origin version back. + major="${1:?usage: pkg-cache-repos.sh nodesource MAJOR}" + [[ "$major" =~ ^[0-9]{1,3}$ ]] || die "bad Node major '$major'" + key="$SHARE/RPM-GPG-KEY-nodesource" + [ -s "$key" ] || die "missing $key" + rpm --import "$key" || die "cannot import $key" + rm -f /etc/yum.repos.d/nodesource*.repo + f=/etc/yum.repos.d/nodesource-nodejs.repo + printf '%s\n' "[nodesource-nodejs]" \ + "name=Node.js Packages for Linux RPM based distros - \$basearch" \ + "baseurl=https://rpm.nodesource.com/pub_${major}.x/nodistro/nodejs/\$basearch" \ + "priority=9" "enabled=1" "gpgcheck=1" \ + "gpgkey=file://$key" "module_hotfixes=1" > "$f" + echo "pkg-cache-repos: wrote $f (Node ${major}.x, key $(basename "$key"))" + if [ -n "$C" ]; then + start_session + make_bundle + rewrite_rpm "$f" + grep -h '^baseurl=' "$f" | sed 's/^/ /' + fi + exit 0 +fi + case "$MODE" in rpm) start_session - cat /etc/pki/tls/certs/ca-bundle.crt "$SHARE/ca.crt" > "$STATE/ca-bundle.pem" + make_bundle for f in /etc/yum.repos.d/*.repo; do [ -f "$f" ] && rewrite_rpm "$f"; done echo "pkg-cache-repos(rpm): repos now via $C:" grep -h '^baseurl=' /etc/yum.repos.d/*.repo | grep -F "$C/" | sort -u | sed 's/^/ /' @@ -221,7 +288,9 @@ case "$MODE" in [ -f "$f" ] && rewrite_apt "$f" done echo "pkg-cache-repos(apt): sources now via $C:" - grep -h -E '^(deb|URIs:)' /etc/apt/sources.list /etc/apt/sources.list.d/* 2>/dev/null | grep -F "$C/" | sort -u | sed 's/^/ /' + # (|| true: Debian 13 images have no /etc/apt/sources.list; grep's exit 2 + # for the missing file must not fail the build under pipefail) + { grep -h -E '^(deb|URIs:)' /etc/apt/sources.list /etc/apt/sources.list.d/* 2>/dev/null || true; } | grep -F "$C/" | sort -u | sed 's/^/ /' || true ;; *) die "unknown mode '$MODE'" ;; esac