Merge branch 'aims' into acs-aims

.env

@@ -4,3 +4,4 @@ ALFRESCO_LICENSE_DIR=~/alfresco/license
 PROXY_PROTOCOL=http
 PROXY_HOST=localhost
 PROXY_PORT=8080
+IDENTITY_SERVICE_BASEURL=http://auth.example.org:8080

alfresco-content-repository/docker/Dockerfile

@@ -1,16 +0,0 @@
-FROM alfresco/alfresco-content-repository-community:6.2.0-ga
-
-ARG USERNAME=alfresco
-ARG TOMCAT_DIR=/usr/local/tomcat
-
-USER root
-
-COPY catalina.policy /tmp/catalina.policy.ext
-COPY tomcat-platform-context.xml ${TOMCAT_DIR}/conf/Catalina/localhost/alfresco.xml
-COPY *.amp ${TOMCAT_DIR}/amps/
-
-RUN java -jar ${TOMCAT_DIR}/alfresco-mmt/alfresco-mmt*.jar install ${TOMCAT_DIR}/amps ${TOMCAT_DIR}/webapps/alfresco -nobackup -directory && \
-	mkdir -p ${TOMCAT_DIR}/modules/platform && \
-	cat /tmp/catalina.policy.ext >> ${TOMCAT_DIR}/conf/catalina.policy
-
-USER ${USERNAME}

alfresco-content-repository/docker/README.md

@@ -1,3 +0,0 @@
-## Usage
-
-Download all AMP files needed into this directory.  All of them will be copied into a new Docker image and installed into the Alfresco Platform web application.

alfresco-content-repository/docker/catalina.policy

@@ -1,4 +0,0 @@
-grant codeBase "file:${catalina.base}/modules/-" {
-    permission java.security.AllPermission;
-};
-

alfresco-content-repository/docker/tomcat-platform-context.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8" ?>
-<Context>
-        <Resources>
-                <PreResources base="${catalina.base}/modules/platform" className="org.apache.catalina.webresources.DirResourceSet" webAppMount="/WEB-INF/lib" readOnly="true" />
-        </Resources>
-</Context>

alfresco-content-repository/modules/README.md

@@ -1,3 +0,0 @@
-## Usage
-
-Download all JAR module files needed into this directory.  All of them will be dynamically loaded into the Docker container and loaded into the Alfresco Platform web application.

alfresco-share/docker/Dockerfile

@@ -1,10 +0,0 @@
-FROM alfresco/alfresco-share:6.2.2
-
-ARG TOMCAT_DIR=/usr/local/tomcat
-
-COPY tomcat-share-context.xml ${TOMCAT_DIR}/conf/Catalina/localhost/share.xml
-COPY *.amp ${TOMCAT_DIR}/amps_share/
-
-RUN java -jar ${TOMCAT_DIR}/alfresco-mmt/alfresco-mmt*.jar install ${TOMCAT_DIR}/amps_share ${TOMCAT_DIR}/webapps/share -nobackup -directory && \
-	mkdir -p ${TOMCAT_DIR}/modules/share
-

alfresco-share/docker/README.md

@@ -1,3 +0,0 @@
-## Usage
-
-Download all AMP files needed into this directory.  All of them will be copied into a new Docker image and installed into the Alfresco Share web application.

alfresco-share/docker/tomcat-share-context.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8" ?>
-<Context>
-        <Resources>
-                <PreResources base="${catalina.base}/modules/share" className="org.apache.catalina.webresources.DirResourceSet" webAppMount="/WEB-INF/lib" readOnly="true" />
-        </Resources>
-</Context>

alfresco-share/modules/README.md

@@ -1,3 +0,0 @@
-## Usage
-
-Download all JAR module files needed into this directory.  All of them will be dynamically loaded into the Docker container and loaded into the Alfresco Share web application.

docker-compose.yml

@@ -5,8 +5,7 @@ version: "2"
 
 services:
     platform:
-        build: ./alfresco-content-repository/docker
+        image: alfresco/alfresco-content-repository-community:6.2.0-ga
-        image: local/alfresco-content-repository:6.2.0-ga
         mem_limit: 1700m
         environment:
             JAVA_OPTS: "
@@ -38,6 +37,10 @@ services:
 
                 -Dtransform.service.enabled=false
 
+                -Dauthentication.chain=aims:identity-service,builtin:alfrescoNtlm
+                -Didentity-service.authentication.defaultAdministratorUserNames=admin.1
+                -Didentity-service.auth-server-url=${IDENTITY_SERVICE_BASEURL}/auth
+                
                 -Dsystem.content.eagerOrphanCleanup=true
                 -Dsystem.content.orphanProtectDays=0
                 -Djodconverter.enabled=false
@@ -45,16 +48,12 @@ services:
         depends_on:
             - postgres-acs
             - activemq
-        volumes:
-            - "./alfresco-content-repository/modules:/usr/local/tomcat/modules/platform:ro"
     
     transform-core-aio:
         image: alfresco/alfresco-transform-core-aio:2.3.6
-        mem_limit: 1g
     
     share:
-        build: ./alfresco-share/docker
+        image: alfresco/alfresco-share:6.2.2
-        image: local/alfresco-share:6.2.2
         mem_limit: 512m
         environment:
             REPO_HOST: "platform"
@@ -67,13 +66,21 @@ services:
                 -Dalfresco.host=${PROXY_HOST}
                 -Dalfresco.port=${PROXY_PORT}
                 -Dalfresco.protocol=${PROXY_PROTOCOL}
+                -Daims.enabled=true
+                -Daims.realm=alfresco
+                -Daims.resource=acs-share
+                -Daims.authServerUrl=${IDENTITY_SERVICE_BASEURL}/auth
+                -Daims.sslRequired=none
+                -Daims.publicClient=true
+                -Daims.autodetectBearerOnly=true
+                -Daims.alwaysRefreshToken=true
+                -Daims.principalAttribute=preferred_username
+                -Daims.enableBasicAuth=true
                 "
-        volumes:
-            - "./alfresco-share/modules:/usr/local/tomcat/modules/share:ro"
     
     postgres-acs:
         image: postgres:11.7
-        mem_limit: 128m
+        mem_limit: 512m
         environment:
             - POSTGRES_PASSWORD=alfresco
             - POSTGRES_USER=alfresco
@@ -82,7 +89,7 @@ services:
     
     search:
         image: alfresco/alfresco-search-services:2.0.1
-        mem_limit: 1g
+        mem_limit: 2g
         environment:
             - SOLR_ALFRESCO_HOST=platform
             - SOLR_ALFRESCO_PORT=8080
@@ -93,14 +100,30 @@ services:
 
     activemq:
         image: alfresco/alfresco-activemq:5.15.8
-        mem_limit: 512m
+        mem_limit: 256m
+
+    identity:
+        image: alfresco/alfresco-identity-service:1.3
+        user: jboss
+        environment:
+            KEYCLOAK_USER: admin
+            KEYCLOAK_PASSWORD: admin
+            KEYCLOAK_HOSTNAME: auth.example.org
+            KEYCLOAK_IMPORT: /tmp/keycloak-alfresco-realm.json
+            KEYCLOAK_STATISTICS: enabled
+        networks:
+            default:
+                aliases:
+                    - "auth.example.org"
+        volumes:
+            - ./keycloak-alfresco-realm.json:/tmp/keycloak-alfresco-realm.json:ro
 
     proxy:
         build: ./nginx-ingress
-        image: local/nginx-ingress:acs-share
+        image: local/nginx-ingress:acs-share-aims
-        mem_limit: 256m
         ports:
             - 8080:8080
         depends_on:
             - platform
             - share
+            - identity

download-jsconsole.ps1

@@ -1,16 +0,0 @@
-# Usage: .\download-jsconsole.ps1
-$THISDIR=$PSScriptRoot
-
-$GITHUB_TAG="v0.6.0-rc1"
-$MAVEN_VERSION="0.6.0"
-$BASEURL="https://github.com/share-extras/js-console/releases/download"
-
-$FILENAME="javascript-console-repo-${MAVEN_VERSION}.amp"
-$URL="${BASEURL}/${GITHUB_TAG}/${FILENAME}"
-$PATH="${THISDIR}/alfresco-content-repository/docker/${FILENAME}"
-Invoke-Expression "& '${THISDIR}\scripts\download-url.ps1' '${URL}' '${PATH}'"
-
-$FILENAME="javascript-console-share-${MAVEN_VERSION}.amp"
-$URL="${BASEURL}/${GITHUB_TAG}/${FILENAME}"
-$PATH="${THISDIR}/alfresco-share/docker/${FILENAME}"
-Invoke-Expression "& '${THISDIR}\scripts\download-url.ps1' '${URL}' '${PATH}'"

download-jsconsole.sh

@@ -1,17 +0,0 @@
-#!/bin/sh
-# Usage: ./download-jsconsole.sh
-THISDIR=`dirname "$(readlink -f "$0")"`
-
-GITHUB_TAG=v0.6.0-rc1
-MAVEN_VERSION=0.6.0
-BASEURL=https://github.com/share-extras/js-console/releases/download
-
-FILENAME=javascript-console-repo-${MAVEN_VERSION}.amp
-URL=${BASEURL}/${GITHUB_TAG}/${FILENAME}
-PATH=${THISDIR}/alfresco-content-repository/docker/${FILENAME}
-${THISDIR}/scripts/download-url.sh "${URL}" "${PATH}"
-
-FILENAME=javascript-console-share-${MAVEN_VERSION}.amp
-URL=${BASEURL}/${GITHUB_TAG}/${FILENAME}
-PATH=${THISDIR}/alfresco-share/docker/${FILENAME}
-${THISDIR}/scripts/download-url.sh "${URL}" "${PATH}"

keycloak-alfresco-realm.json

@@ -0,0 +1,62 @@
+{
+  "realm": "alfresco",
+  "enabled": true,
+  "sslRequired": "external",
+  "registrationAllowed": false,
+  "roles": {
+    "realm": [ {
+      "name": "user",
+      "description": "User privileges"
+    }, {
+      "name": "admin",
+      "description": "Administrator privileges"
+    } ]
+  },
+  "clients": [
+    {
+      "clientId": "alfresco",
+      "name": "Alfresco Products",
+      "enabled": true,
+      "alwaysDisplayInConsole": false,
+      "redirectUris": [ "*" ],
+      "standardFlowEnabled": true,
+      "implicitFlowEnabled": true,
+      "directAccessGrantsEnabled": false,
+      "publicClient": true,
+      "protocol": "openid-connect",
+      "attributes": {
+        "login_theme": "alfresco"
+      }
+    },
+    {
+      "clientId": "acs-share",
+      "name": "ACS Share",
+      "enabled": true,
+      "alwaysDisplayInConsole": false,
+      "redirectUris": [ "*" ],
+      "standardFlowEnabled": true,
+      "implicitFlowEnabled": false,
+      "directAccessGrantsEnabled": false,
+      "publicClient": true,
+      "protocol": "openid-connect",
+      "attributes": {
+        "login_theme": "alfresco"
+      }
+    }
+  ],
+  "requiredCredentials": [ "password" ],
+  "users": [
+    {
+      "username": "admin",
+      "email": "admin@app.activiti.com",
+      "enabled": true,
+      "credentials" : [
+        {
+          "type" : "password",
+          "value" : "admin"
+        }
+      ],
+      "realmRoles": [ "user", "admin" ]
+    }
+  ]
+}

nginx-ingress/entrypoint.sh

@@ -8,6 +8,10 @@ if [[ $ACS_SHARE_URL ]]; then
   sed -i s%http:\/\/share:8080%"$ACS_SHARE_URL"%g /etc/nginx/nginx.conf
 fi
 
+if [[ $AIMS_URL ]]; then
+  sed -i s%http:\/\/identity:8080%"$AIMS_URL"%g /etc/nginx/nginx.conf
+fi
+
 if [[ $ACCESS_LOG ]]; then
   sed -i s%\#ENV_ACCESS_LOG%"access_log $ACCESS_LOG;"%g /etc/nginx/nginx.conf
 fi

nginx-ingress/nginx.conf

@@ -19,7 +19,10 @@ http {
 
         proxy_next_upstream error timeout invalid_header http_500 http_502 http_503 http_504;
         proxy_redirect off;
-        proxy_buffering off;
+#        proxy_buffering off;
+        proxy_buffer_size	64k;
+        proxy_buffers		4 256k;
+        proxy_busy_buffers_size	256k;
         proxy_set_header Host              $http_host;
         proxy_set_header X-Real-IP         $remote_addr;
         proxy_set_header X-Forwarded-For   $proxy_add_x_forwarded_for;
@@ -51,6 +54,10 @@ http {
 
         location /share/ {
             proxy_pass http://share:8080;
+        }
+
+        location /auth/ {
+            proxy_pass http://identity:8080;
 
             # If using external proxy / load balancer (for initial redirect if no trailing slash)
             absolute_redirect off;

scripts/download-maven-alfresco-private.bat

@@ -1,8 +0,0 @@
-REM Usage: .\download-maven-alfresco-private.bat org/maven/group/path maven-artifact-id 1.2.3 jar a_username a_password
-@echo off
-set THISDIR_REL=%~dp0
-set THISDIR=%THISDIR_REL:~0,-1%
-
-set MAVEN_BASEURL=https://artifacts.alfresco.com/nexus/content/groups/private
-
-call "%THISDIR%\download-maven.bat" %MAVEN_BASEURL% %*

scripts/download-maven-alfresco-private.ps1

@@ -1,6 +0,0 @@
-# Usage: .\download-maven-alfresco-private.ps1 org/maven/group/path maven-artifact-id 1.2.3 jar a_username a_password
-$THISDIR=$PSScriptRoot
-
-$MAVEN_BASEURL="https://artifacts.alfresco.com/nexus/content/groups/private"
-
-Invoke-Expression "& '${THISDIR}\download-maven.ps1' '${MAVEN_BASEURL}' $args"

scripts/download-maven-alfresco-private.sh

@@ -1,7 +0,0 @@
-#!/bin/sh
-# Usage: ./download-maven-alfresco-private.sh org/maven/group/path maven-artifact-id 1.2.3 jar a_username a_password
-THISDIR=`dirname "$(readlink -f "$0")"`
-
-MAVEN_BASEDIR="https://artifacts.alfresco.com/nexus/content/groups/private"
-
-${THISDIR}/download-maven.sh "${MAVEN_BASEDIR}" $*

scripts/download-maven-alfresco-public.bat

@@ -1,8 +0,0 @@
-REM Usage: .\download-maven-alfresco-public.bat org/maven/group/path maven-artifact-id 1.2.3 jar
-@echo off
-set THISDIR_REL=%~dp0
-set THISDIR=%THISDIR_REL:~0,-1%
-
-set MAVEN_BASEURL=https://artifacts.alfresco.com/nexus/content/groups/public
-
-call "%THISDIR%\download-maven.bat" %MAVEN_BASEURL% %*

scripts/download-maven-alfresco-public.ps1

@@ -1,6 +0,0 @@
-# Usage: .\download-maven-alfresco-public.ps1 org/maven/group/path maven-artifact-id 1.2.3 jar
-$THISDIR=$PSScriptRoot
-
-$MAVEN_BASEURL="https://artifacts.alfresco.com/nexus/content/groups/public"
-
-Invoke-Expression "& '${THISDIR}\download-maven.ps1' '${MAVEN_BASEURL}' $args"

scripts/download-maven-alfresco-public.sh

@@ -1,7 +0,0 @@
-#!/bin/sh
-# Usage: ./download-maven-alfresco-public.sh org/maven/group/path maven-artifact-id 1.2.3 jar
-THISDIR=`dirname "$(readlink -f "$0")"`
-
-MAVEN_BASEDIR="https://artifacts.alfresco.com/nexus/content/groups/public"
-
-${THISDIR}/download-maven.sh "${MAVEN_BASEDIR}" $*

scripts/download-maven-inteligr8-private.sh

@@ -1,7 +0,0 @@
-#!/bin/sh
-# Usage: ./download-maven-inteligr8-private.sh org/maven/group/path maven-artifact-id 1.2.3 jar a_username a_password
-THISDIR=`dirname "$(readlink -f "$0")"`
-
-MAVEN_BASEURL="http://repos.yateslong.us/nexus/repository/inteligr8"
-
-${THISDIR}/download-maven.sh "${MAVEN_BASEURL}" $*

scripts/download-maven-inteligr8-public.sh

@@ -1,7 +0,0 @@
-#!/bin/sh
-# Usage: ./download-maven-inteligr8-public.sh org/maven/group/path maven-artifact-id 1.2.3 jar
-THISDIR=`dirname "$(readlink -f "$0")"`
-
-MAVEN_BASEURL="http://repos.yateslong.us/nexus/repositories/inteligr8-public"
-
-${THISDIR}/download-maven.sh "${MAVEN_BASEURL}" $*

scripts/download-maven.bat

@@ -1,18 +0,0 @@
-REM Usage: .\download-maven.bat https://repo1.maven.org/maven2 org/maven/group/path maven-artifact-id 1.2.3 jar
-REM Usage: .\download-maven.bat https://repo1.maven.org/maven2 org/maven/group/path maven-artifact-id 1.2.3 jar a_username a_password
-@echo off
-set THISDIR_REL=%~dp0
-set THISDIR=%THISDIR_REL:~0,-1%
-
-set MAVEN_BASEURL=%1
-set MAVEN_GROUP_PATH=%2
-set MAVEN_ARTIFACT_ID=%3
-set MAVEN_ARTIFACT_VERSION=%4
-set MAVEN_PACKAGING=%5
-set HTTP_USERNAME=%6
-set HTTP_PASSWORD=%7
-
-set MAVEN_ARTIFACT_FILENAME=%MAVEN_ARTIFACT_ID%-%MAVEN_ARTIFACT_VERSION%.%MAVEN_PACKAGING%
-set MAVEN_URL=%MAVEN_BASEURL%/%MAVEN_GROUP_PATH%/%MAVEN_ARTIFACT_ID%/%MAVEN_ARTIFACT_VERSION%/%MAVEN_ARTIFACT_FILENAME%
-
-call "%THISDIR%\download-url.bat" %MAVEN_URL% %MAVEN_ARTIFACT_FILENAME% %HTTP_USERNAME% %HTTP_PASSWORD%

scripts/download-maven.ps1

@@ -1,16 +0,0 @@
-# Usage: .\download-maven.ps1 https://repo1.maven.org/maven2 org/maven/group/path maven-artifact-id 1.2.3 jar
-# Usage: .\download-maven.ps1 https://repo1.maven.org/maven2 org/maven/group/path maven-artifact-id 1.2.3 jar a_username a_password
-$THISDIR=$PSScriptRoot
-
-$MAVEN_BASEURL=$args[0]
-$MAVEN_GROUP_PATH=$args[1]
-$MAVEN_ARTIFACT_ID=$args[2]
-$MAVEN_ARTIFACT_VERSION=$args[3]
-$MAVEN_PACKAGING=$args[4]
-$HTTP_USERNAME=$args[5]
-$HTTP_PASSWORD=$args[6]
-
-$MAVEN_ARTIFACT_FILENAME="${MAVEN_ARTIFACT_ID}-${MAVEN_ARTIFACT_VERSION}.${MAVEN_PACKAGING}"
-$MAVEN_URL="${MAVEN_BASEURL}/${MAVEN_GROUP_PATH}/${MAVEN_ARTIFACT_ID}/${MAVEN_ARTIFACT_VERSION}/${MAVEN_ARTIFACT_FILENAME}"
-
-Invoke-Expression "& '${THISDIR}\download-url.ps1' '${MAVEN_URL}' '${MAVEN_ARTIFACT_FILENAME}' '${HTTP_USERNAME}' '${HTTP_PASSWORD}'"

scripts/download-maven.sh

@@ -1,18 +0,0 @@
-#!/bin/sh
-# Usage: ./download-maven.sh https://repo1.maven.org/maven2 org/maven/group/path maven-artifact-id 1.2.3 jar
-# Usage: ./download-maven.sh https://repo1.maven.org/maven2 org/maven/group/path maven-artifact-id 1.2.3 jar a_username a_password
-THISDIR=`dirname "$(readlink -f "$0")"`
-
-MAVEN_BASEURL=$1
-MAVEN_GROUP_PATH=$2
-MAVEN_ARTIFACT_ID=$3
-MAVEN_ARTIFACT_VERSION=$4
-MAVEN_PACKAGING=$5
-HTTP_USERNAME=$6
-HTTP_PASSWORD=$7
-
-MAVEN_ARTIFACT_FILENAME=${MAVEN_ARTIFACT_ID}-${MAVEN_ARTIFACT_VERSION}.${MAVEN_PACKAGING}
-MAVEN_URL=${MAVEN_BASEURL}/${MAVEN_GROUP_PATH}/${MAVEN_ARTIFACT_ID}/${MAVEN_ARTIFACT_VERSION}/${MAVEN_ARTIFACT_FILENAME}
-echo $MAVEN_URL
-
-${THISDIR}/download-url.sh "${MAVEN_URL}" "${MAVEN_ARTIFACT_FILENAME}" "${HTTP_USERNAME}" "${HTTP_PASSWORD}"

scripts/download-url.bat

@@ -1,13 +0,0 @@
-REM Usage: .\download.bat https://www.a.url/to/download filename_for_downloaded.file
-REM Usage: .\download.bat https://www.a.url/to/download filename_for_downloaded.file a_username a_password
-@echo off
-set URL=%1
-set FILENAME=%2
-
-if NOT "%~3" == "" (
-    set USERNAME=%3
-    set PASSWORD=%4
-    curl -L -o %FILENAME% -u %USERNAME%:%PASSWORD% %URL%
-) else (
-    curl -L -o %FILENAME% %URL%
-)

scripts/download-url.ps1

@@ -1,16 +0,0 @@
-# Usage: .\download.ps1 https://www.a.url/to/download filename_for_downloaded.file
-# Usage: .\download.ps1 https://www.a.url/to/download filename_for_downloaded.file a_username a_password
-$URL=$args[0]
-$FILENAME=$args[1]
-
-[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
-if ($args.count -gt 2) {
-    $USERNAME=$args[2]
-    $PASSWORD=$args[3]
-    
-    $AUTH_PAIR=[System.Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes("$($USERNAME):$($PASSWORD)"))
-    $AUTH_HEADERS=@{Authorization="Basic $AUTH_PAIR"}
-    Invoke-WebRequest -Uri "${URL}" -OutFile "${FILENAME}" -Headers ${AUTH_HEADERS}
-} else {
-    Invoke-WebRequest -Uri "${URL}" -OutFile "${FILENAME}"
-}

scripts/download-url.sh

@@ -1,13 +0,0 @@
-#!/bin/sh
-# Usage: ./download.sh https://www.a.url/to/download filename_for_downloaded.file
-# Usage: ./download.sh https://www.a.url/to/download filename_for_downloaded.file a_username a_password
-URL=$1
-FILENAME=$2
-
-if [ "$#" -gt 2 ]; then
-    USERNAME=$3
-    PASSWORD=$4
-    curl -L -o "${FILENAME}" -u "${USERNAME}:${PASSWORD}" ${URL}
-else
-    curl -L -o "${FILENAME}" ${URL}
-fi

scripts/unpack.bat

@@ -1,11 +0,0 @@
-REM Usage: .\unpack.bat filename.zip
-REM Usage: .\unpack.bat filename.zip c:\
-@echo off
-set FILENAME=%1
-
-if NOT "%~2" == "" (
-    set DESTPATH=%2
-    powershell -command "Expand-Archive -Force -Path '%FILENAME%' -DestinationPath '%DESTPATH%'"
-) else (
-    powershell -command "Expand-Archive -Force -Path '%FILENAME%' -DestinationPath '%~dp0'"
-)

scripts/unpack.ps1

@@ -1,10 +0,0 @@
-# Usage: .\unpack.ps1 filename.zip
-# Usage: .\unpack.ps1 filename.zip c:\
-$FILENAME=$args[0]
-
-if ($args.count -gt 1) {
-    $DESTPATH=$args[1]
-    Expand-Archive -Force -Path "${FILENAME}" -DestinationPath "${DESTPATH}"
-} else {
-    Expand-Archive -Force -Path "${FILENAME}"
-}

scripts/unpack.sh

@@ -1,11 +0,0 @@
-#!/bin/sh
-# Usage: ./unpack.sh filename.zip
-# Usage: ./unpack.sh filename.zip /home/user
-FILENAME=$1
-
-if [ "$#" -gt 1 ]; then
-    DESTPATH=$2
-    unzip -d ${DESTPATH} ${FILENAME}
-else
-    unzip ${FILENAME}
-fi