142 lines
6.4 KiB
Bash
142 lines
6.4 KiB
Bash
#!/bin/sh
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# Checks for deploy/bootstrap.sh. Run it as: sh deploy/bootstrap_test.sh
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#
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# The script it tests cannot be run here — it wants root, a package manager, k3s and the
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# network — so each case extracts the block it is about out of bootstrap.sh verbatim and runs
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# that with die/log stubbed. Extraction rather than a transcribed copy is the point: a copy
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# passes forever after someone edits the original.
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set -u
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BS="${1:-$(dirname "$0")/bootstrap.sh}"
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[ -f "$BS" ] || { echo "no such script: $BS"; exit 1; }
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fails=0
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expect() { # label needle haystack
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case "$3" in
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*"$2"*) echo "PASS $1" ;;
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*) echo "FAIL $1: expected <$2> in:"; echo "$3"; fails=$((fails + 1)) ;;
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esac
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}
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# --- the FELIS_VELOCITY_FORK_JAR digest gate -------------------------------------------
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# This jar becomes the proxy every player connects through, so the interesting cases are the
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# two refusals, not the happy path.
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gate="$(awk '/have="\$\(sha256sum <"\$FELIS_VELOCITY_FORK_JAR"/,/^ log "installing the Felis-Legacy/' "$BS")"
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[ -n "$gate" ] || { echo "FAIL: no fork-jar digest gate found in $BS"; exit 1; }
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# awk runs an unmatched end pattern to EOF, which would quietly pipe the rest of bootstrap.sh
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# into the `sh -c` below. The emptiness check above only catches a broken start pattern.
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[ "$(printf '%s\n' "$gate" | wc -l)" -lt 40 ] \
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|| { echo "FAIL: the extracted block is not the gate -- did its last line move?"; exit 1; }
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jar="$(mktemp)"
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trap 'rm -f "$jar"' EXIT
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printf 'stand-in for a fork build\n' > "$jar"
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want="$(sha256sum <"$jar" | cut -d' ' -f1)"
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run_gate() { # digest
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FELIS_VELOCITY_FORK_JAR="$jar" FELIS_VELOCITY_FORK_JAR_SHA256="$1" sh -c '
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die() { printf "DIE: %s\n" "$*"; exit 1; }
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log() { printf "LOG: %s\n" "$*"; }
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'"$gate"
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}
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out="$(run_gate '')"
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expect "fork jar without a digest is refused" "DIE: FELIS_VELOCITY_FORK_JAR_SHA256 is required" "$out"
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expect "the refusal names the jar's real digest" "$want" "$out"
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out="$(run_gate 'deadbeef')"
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expect "a mismatched digest is refused" "checksum mismatch: got ${want}, expected deadbeef" "$out"
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out="$(run_gate "$want")"
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expect "the matching digest installs" "LOG: installing the Felis-Legacy Velocity fork" "$out"
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expect "the install line records the digest" "(sha256 ${want})" "$out"
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# The build host is usually Windows, where nothing prints the digest the way sha256sum does:
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# Get-FileHash returns uppercase and certutil has shipped the bytes space-separated. Feeding
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# the gate its own output can never catch that -- these two cases are the operator's paste.
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out="$(run_gate "$(printf '%s' "$want" | tr 'a-z' 'A-Z')")"
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expect "an uppercase digest is the same digest" "LOG: installing the Felis-Legacy Velocity fork" "$out"
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out="$(run_gate "$(printf '%s' "$want" | sed 's/../& /g')")"
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expect "a space-separated digest is the same digest" "LOG: installing the Felis-Legacy Velocity fork" "$out"
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# --- papermc_latest_jar answers "url sha256" from one response --------------------------
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# Fill's download URLs are content-addressed (/v1/objects/<sha256>/<name>.jar), and the
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# resolver's contract is to hand both halves back from the same grep — or refuse a URL
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# that carries no digest, rather than wave the download through unchecked. Run under
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# bash, not sh: bootstrap.sh is bash and the function uses $'\n'.
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fn="$(awk '/^papermc_latest_jar\(\)/,/^}/' "$BS")"
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[ -n "$fn" ] || { echo "FAIL: no papermc_latest_jar in $BS"; exit 1; }
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[ "$(printf '%s\n' "$fn" | wc -l)" -lt 30 ] \
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|| { echo "FAIL: the extracted papermc_latest_jar is not just the function -- did its closing brace move?"; exit 1; }
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rsha=0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef
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run_resolver() { # canned-fill-response
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CANNED="$1" bash -c '
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curl() { printf "%s" "$CANNED"; }
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'"$fn"'
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if out="$(papermc_latest_jar velocity 3.5.1)"; then
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printf "RESOLVED %s\n" "$out"
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else
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printf "REFUSED\n"
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fi
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'
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}
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out="$(run_resolver "{\"url\":\"https://fill-data.papermc.io/v1/objects/${rsha}/velocity-3.5.1-615.jar\"}")"
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expect "the resolver pairs the url with its own digest" \
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"RESOLVED https://fill-data.papermc.io/v1/objects/${rsha}/velocity-3.5.1-615.jar ${rsha}" "$out"
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out="$(run_resolver '{"url":"https://fill-data.papermc.io/mirror/velocity-3.5.1-615.jar"}')"
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expect "a URL that carries no digest is refused" "REFUSED" "$out"
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# --- the resolved-Velocity digest gate --------------------------------------------------
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# The download must hash to what the content-addressed URL promised, BEFORE
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# atomic_install_file — the same refusal the Via plugins and the fork jar already get.
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# The end pattern spells ${VELOCITY_DIR} with dots: escaped braces are literal in gawk
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# and mawk but undefined in POSIX awk, and CI's awk is whatever ubuntu ships.
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vblock="$(awk '/log "resolving the newest Velocity/,/atomic_install_file "\$tmp" "\$.VELOCITY_DIR.\/velocity\.jar"/' "$BS")"
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[ -n "$vblock" ] || { echo "FAIL: no resolved-Velocity install block found in $BS"; exit 1; }
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[ "$(printf '%s\n' "$vblock" | wc -l)" -lt 30 ] \
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|| { echo "FAIL: the extracted block is not the velocity install -- did its last line move?"; exit 1; }
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vdir="$(mktemp -d)"
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trap 'rm -f "$jar"; rm -rf "$vdir"' EXIT
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vwant="$(printf 'stand-in velocity build\n' | sha256sum | cut -d' ' -f1)"
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run_velocity_install() { # digest-the-resolver-reports
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WANT="$1" VELOCITY_DIR="$vdir" FELIS_VELOCITY_VERSION=3.5.1 bash -c '
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die() { printf "DIE: %s\n" "$*"; exit 1; }
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log() { printf "LOG: %s\n" "$*"; }
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remember_temp() { :; }
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papermc_latest_jar() {
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printf "%s %s\n" "https://fill-data.papermc.io/v1/objects/${WANT}/velocity-3.5.1-615.jar" "$WANT"
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}
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curl() { while [ "$#" -gt 1 ] && [ "$1" != "-o" ]; do shift; done; printf "stand-in velocity build\n" > "$2"; }
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atomic_install_file() { printf "INSTALL: %s\n" "$2"; }
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'"$vblock"
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}
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out="$(run_velocity_install deadbeef)"
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expect "a download that does not hash to the promised digest is refused" \
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"DIE: Velocity 3.5.1 checksum mismatch: got ${vwant}, expected deadbeef" "$out"
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case "$out" in
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*INSTALL:*) echo "FAIL a refused download must not reach atomic_install_file"; fails=$((fails + 1)) ;;
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*) echo "PASS a refused download is not installed" ;;
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esac
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out="$(run_velocity_install "$vwant")"
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expect "the matching download installs" "INSTALL: ${vdir}/velocity.jar" "$out"
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# ---------------------------------------------------------------------------------------
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if [ "$fails" -eq 0 ]; then
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echo "ALL PASS"
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else
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echo "$fails FAILED"
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fi
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exit "$fails"
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