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mearvkmearvk
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Science Commit 5.
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‎modules/red/Futures/data/uptime.accumulator‎

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‎scripts/frontend-diagnosis.sh‎

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#!/bin/bash
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# ═══════════════════════════════════════════════════════════════════════════════
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# NitroWebExpress™ — Frontend Diagnosis
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# Finds why webapps return 404 after post-clone.sh / start-all.sh.
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#
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# Usage: bash scripts/frontend-diagnosis.sh [tomcat_home]
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# ═══════════════════════════════════════════════════════════════════════════════
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set -uo pipefail
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PROJECT_ROOT="$(cd "$(dirname "$0")/.." && pwd)"
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TOMCAT_HOME="${1:-${CATALINA_HOME:-/home/mearvk/tomcat}}"
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PASS=0; FAIL=0; WARN=0
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pass() { PASS=$((PASS+1)); echo " [PASS] $1"; }
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fail() { FAIL=$((FAIL+1)); echo " [FAIL] $1"; }
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warn() { WARN=$((WARN+1)); echo " [WARN] $1"; }
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info() { echo " [INFO] $1"; }
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# context|deploy_script|backend_class|port|db
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MODULES=(
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"california-fbi|modules/fbi/servlets/deploy-local.sh|source.CaliforniaFBIServer|49210|nwe_california_fbi"
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"california-cia|modules/cia/servlets/deploy-local.sh|source.CaliforniaCIAServer|49211|nwe_california_cia"
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"california-nsa|modules/nsa/servlets/deploy-local.sh|source.CaliforniaNSAServer|49212|nwe_california_nsa"
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"california-duke|modules/duke/servlets/deploy-local.sh|source.DukeUniversityServer|49213|nwe_duke"
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"library|modules/library/servlets/deploy-local.sh|source.StanfordLibraryServer|49214|nwe_library"
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"ae6e66|modules/AE6E66/servlets/deploy-local.sh|source.AE6E66Main|0|nwe_ae6e66"
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"futures|modules/red/Futures/servlets/deploy-local.sh|red.Futures.source.ai.server.DemocraticAIServer|5000|nwe_futures"
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"gdgh|modules/Green.Durham.Grass.and.Herb/servlets/deploy-local.sh|listeners.BaseListener|20000|nwe_gdgh"
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"gray-registry|modules/gray/servlets/deploy-local.sh|modules.gray.source.GrayPortRegistryServer|9999|nwe_gray_registry"
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"gray85-registry|modules/gray.a85/servlets/deploy-local.sh|modules.gray.a85.source.Gray85PortRegistryServer|10085|nwe_gray85_registry"
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"blackbelt|modules/black-belt/servlets/deploy-local.sh||0|"
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"languages|modules/languages/servlets/deploy-local.sh||0|"
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"brarner.m.alete|modules/black/presidential/Brarner.M.Alete/install/deploy-local.sh||49152|BrarnerScience"
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)
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echo ""
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echo "╔═══════════════════════════════════════════════════════════════════════════╗"
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echo "║ NitroWebExpress™ — Frontend Diagnosis ║"
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echo "║ Tomcat: $TOMCAT_HOME"
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echo "║ Project: $PROJECT_ROOT"
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echo "╚═══════════════════════════════════════════════════════════════════════════╝"
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "── 1. Tomcat Process & HTTP ──"
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echo ""
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TOMCAT_PID=$(pgrep -f "catalina" 2>/dev/null | head -1)
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if [ -n "$TOMCAT_PID" ]; then
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pass "Tomcat running (PID $TOMCAT_PID)"
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else
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fail "Tomcat NOT running"
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info "Fix: $TOMCAT_HOME/bin/startup.sh"
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fi
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HTTP_ROOT=$(curl -s -o /dev/null -w "%{http_code}" --connect-timeout 5 http://localhost:8080/ 2>/dev/null || echo "000")
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if [[ "$HTTP_ROOT" =~ ^(200|302|401|403)$ ]]; then
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pass "Tomcat root responds HTTP $HTTP_ROOT"
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else
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fail "Tomcat root: HTTP $HTTP_ROOT"
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fi
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "── 2. server.xml autoDeploy ──"
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echo ""
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SERVER_XML="$TOMCAT_HOME/conf/server.xml"
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if [ -f "$SERVER_XML" ]; then
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if grep -q 'autoDeploy="false"' "$SERVER_XML"; then
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fail "autoDeploy=false in server.xml — Tomcat won't load new webapps"
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info "Fix: set autoDeploy=\"true\" in <Host> element"
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else
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pass "autoDeploy enabled (true or default)"
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fi
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APP_BASE=$(grep -oP 'appBase="\K[^"]+' "$SERVER_XML" | head -1)
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APP_BASE="${APP_BASE:-webapps}"
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if [[ "$APP_BASE" == /* ]]; then
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WEBAPPS_DIR="$APP_BASE"
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else
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WEBAPPS_DIR="$TOMCAT_HOME/$APP_BASE"
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fi
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if [ -d "$WEBAPPS_DIR" ]; then
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pass "appBase exists: $WEBAPPS_DIR"
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else
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fail "appBase MISSING: $WEBAPPS_DIR"
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fi
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else
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fail "server.xml not found: $SERVER_XML"
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WEBAPPS_DIR="$TOMCAT_HOME/webapps"
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fi
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "── 3. Context XML Pointers ──"
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echo ""
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CTX_DIR="$TOMCAT_HOME/conf/Catalina/localhost"
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if [ -d "$CTX_DIR" ] && ls "$CTX_DIR"/*.xml &>/dev/null; then
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for CTX_FILE in "$CTX_DIR"/*.xml; do
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CTX_NAME=$(basename "$CTX_FILE" .xml)
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DOC_BASE=$(grep -oP 'docBase="\K[^"]+' "$CTX_FILE" 2>/dev/null)
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if [ -n "$DOC_BASE" ]; then
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if [ -d "$DOC_BASE" ]; then
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pass "$CTX_NAME → $DOC_BASE (exists)"
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else
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fail "$CTX_NAME → $DOC_BASE (MISSING — 404 guaranteed)"
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info "Fix: remove $CTX_FILE or fix docBase path"
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fi
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fi
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done
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else
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info "No context XMLs in $CTX_DIR — Tomcat uses $WEBAPPS_DIR scanning"
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fi
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "── 4. Webapp Directory & web.xml ──"
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echo ""
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for MOD in "${MODULES[@]}"; do
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IFS='|' read -r CTX SCRIPT CLASS PORT DB <<< "$MOD"
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DIR="$WEBAPPS_DIR/$CTX"
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if [ ! -d "$DIR" ]; then
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fail "/$CTX — directory MISSING in $WEBAPPS_DIR"
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info " Deploy: bash $PROJECT_ROOT/$SCRIPT"
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continue
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fi
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FILES=$(find "$DIR" -type f 2>/dev/null | wc -l)
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if [ "$FILES" -lt 2 ]; then
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fail "/$CTX — directory exists but only $FILES file(s)"
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continue
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fi
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if [ -f "$DIR/WEB-INF/web.xml" ]; then
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pass "/$CTX — web.xml present ($FILES files)"
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else
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fail "/$CTX — NO WEB-INF/web.xml ($FILES files) — Tomcat ignores this"
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info " Tomcat requires web.xml to register the context"
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fi
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done
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "── 5. db.properties ──"
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echo ""
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for MOD in "${MODULES[@]}"; do
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IFS='|' read -r CTX SCRIPT CLASS PORT DB <<< "$MOD"
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[ -z "$DB" ] && continue
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DIR="$WEBAPPS_DIR/$CTX"
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[ ! -d "$DIR" ] && continue
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PROPS="$DIR/WEB-INF/db.properties"
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if [ -f "$PROPS" ] && grep -q "db.password=." "$PROPS" 2>/dev/null && ! grep -q "CHANGE_ME" "$PROPS" 2>/dev/null; then
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pass "/$CTX — db.properties OK"
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else
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fail "/$CTX — db.properties missing or placeholder"
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info " Fix: source scripts/deploy-functions.sh && nwe_ensure_db_properties '$DIR' '$DB' '$PROJECT_ROOT'"
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fi
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done
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "── 6. Backend .class Verification ──"
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echo ""
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OUT="$PROJECT_ROOT/out"
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if [ ! -d "$OUT" ]; then
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fail "out/ directory missing — nothing is compiled"
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info "Fix: bash scripts/compile-all-modules.sh"
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else
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for MOD in "${MODULES[@]}"; do
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IFS='|' read -r CTX SCRIPT CLASS PORT DB <<< "$MOD"
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[ -z "$CLASS" ] && continue
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CLASS_FILE="$OUT/$(echo "$CLASS" | tr '.' '/').class"
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if [ -f "$CLASS_FILE" ]; then
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if javap -p "$CLASS_FILE" 2>/dev/null | grep -q "public static.*void main"; then
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pass "$CLASS — compiled with main()"
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elif javap -p "$CLASS_FILE" 2>/dev/null | grep -q "public void run"; then
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pass "$CLASS — compiled with run() (Thread)"
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else
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warn "$CLASS — compiled but no main() or run() found"
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fi
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else
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fail "$CLASS — NOT COMPILED: $CLASS_FILE missing"
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info " Fix: bash scripts/compile-all-modules.sh"
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fi
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done
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fi
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "── 7. HTTP Endpoint Test ──"
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echo ""
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HTTP_OK=0; HTTP_FAIL=0
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for MOD in "${MODULES[@]}"; do
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IFS='|' read -r CTX SCRIPT CLASS PORT DB <<< "$MOD"
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CODE=$(curl -s -o /dev/null -w "%{http_code}" --connect-timeout 3 "http://localhost:8080/$CTX/" 2>/dev/null || echo "000")
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if [[ "$CODE" =~ ^(200|302)$ ]]; then
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pass "/$CTX → HTTP $CODE"
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HTTP_OK=$((HTTP_OK+1))
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else
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fail "/$CTX → HTTP $CODE"
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HTTP_FAIL=$((HTTP_FAIL+1))
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fi
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done
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "── 8. Auto-Fix (redeploy failing modules + restart Tomcat) ──"
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echo ""
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if [ "$HTTP_FAIL" -gt 0 ]; then
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echo " $HTTP_FAIL module(s) returning non-200. Attempting redeploy..."
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echo ""
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for MOD in "${MODULES[@]}"; do
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IFS='|' read -r CTX SCRIPT CLASS PORT DB <<< "$MOD"
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CODE=$(curl -s -o /dev/null -w "%{http_code}" --connect-timeout 2 "http://localhost:8080/$CTX/" 2>/dev/null || echo "000")
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[[ "$CODE" =~ ^(200|302)$ ]] && continue
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FULL="$PROJECT_ROOT/$SCRIPT"
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if [ -f "$FULL" ]; then
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echo -n " [*] Redeploying /$CTX... "
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set +e
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timeout 90 bash "$FULL" "$TOMCAT_HOME" >/dev/null 2>&1
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RC=$?
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set -e
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[ $RC -eq 0 ] && echo "✓" || echo "✗ (exit $RC)"
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else
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echo " [SKIP] /$CTX — no deploy script"
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fi
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done
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echo ""
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echo " [*] Restarting Tomcat..."
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if [ -x "$TOMCAT_HOME/bin/shutdown.sh" ]; then
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"$TOMCAT_HOME/bin/shutdown.sh" >/dev/null 2>&1 || true
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sleep 4
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"$TOMCAT_HOME/bin/startup.sh" >/dev/null 2>&1
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else
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sudo systemctl restart tomcat 2>/dev/null || true
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fi
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echo " [*] Waiting 10s for Tomcat to load contexts..."
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sleep 10
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echo ""
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echo " ── Re-verify ──"
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echo ""
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FIXED=0; STILL=0
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for MOD in "${MODULES[@]}"; do
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IFS='|' read -r CTX SCRIPT CLASS PORT DB <<< "$MOD"
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CODE=$(curl -s -o /dev/null -w "%{http_code}" --connect-timeout 3 "http://localhost:8080/$CTX/" 2>/dev/null || echo "000")
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if [[ "$CODE" =~ ^(200|302)$ ]]; then
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echo " [✓] /$CTX — HTTP $CODE"
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FIXED=$((FIXED+1))
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else
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echo " [✗] /$CTX — HTTP $CODE"
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STILL=$((STILL+1))
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fi
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done
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echo ""
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info "Fixed: $FIXED | Still failing: $STILL"
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if [ "$STILL" -gt 0 ]; then
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echo ""
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echo " ── Tomcat Error Logs ──"
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echo ""
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for LOG in "$TOMCAT_HOME/logs/catalina.out" "$TOMCAT_HOME/logs/localhost.$(date +%Y-%m-%d).log"; do
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if [ -f "$LOG" ]; then
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ERRORS=$(tail -80 "$LOG" 2>/dev/null | grep -i "SEVERE\|ERROR\|exception" | grep -v "^$" | tail -8)
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if [ -n "$ERRORS" ]; then
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echo " From $(basename "$LOG"):"
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echo "$ERRORS" | sed 's/^/ /'
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echo ""
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fi
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fi
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done
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fi
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else
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pass "All $HTTP_OK endpoints responding — no fix needed"
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fi
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# ─────────────────────────────────────────────────────────────────────────────
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echo ""
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echo "╔═══════════════════════════════════════════════════════════════════════════╗"
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printf "║ Results: PASS=%-3d WARN=%-3d FAIL=%-3d ║\n" "$PASS" "$WARN" "$FAIL"
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if [ "$FAIL" -eq 0 ]; then
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echo "║ ✓ All checks passed ║"
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else
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echo "║ Recommended: ║"
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echo "║ 1. bash scripts/compile-all-modules.sh ║"
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echo "║ 2. bash deploy-all.sh ║"
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echo "║ 3. $TOMCAT_HOME/bin/shutdown.sh && sleep 3 && $TOMCAT_HOME/bin/startup.sh"
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echo "║ 4. bash scripts/frontend-diagnosis.sh (re-run) ║"
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fi
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echo "╚═══════════════════════════════════════════════════════════════════════════╝"
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echo ""

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