Rename metastore to flagstate

The name flagstate is meant to be reminsicent of the fact that the
service stores important information about containers - just as
the "Flag State" is important information about a shipping vessel
that would be stored in a shipping registry. But in the end, it's
just a easy-to-search name.

.gitignore

@@ -1,4 +1,4 @@
 codehilite.css
 coverage.out
-metastore
+flagstate
 html

Dockerfile

@@ -1,6 +1,6 @@
 FROM fedora:26
 
-ENV DISTRIBUTION_DIR /go/src/github.com/owtaylor/metastore
+ENV DISTRIBUTION_DIR /go/src/github.com/owtaylor/flagstate
 
 # https://bugzilla.redhat.com/show_bug.cgi?id=1483553
 RUN ( dnf --refresh -y update glibc || true ) && \

Makefile

@@ -21,16 +21,16 @@ coverage:
 
 reset-data:
 	docker-compose down || true
-	docker volume rm metastore_db metastore_registry || true
+	docker volume rm flagstate_db flagstate_registry || true
 
 trust-local:
-	docker-compose exec frontend cat /etc/pki/tls/certs/metastore_ca.crt > metastore.crt
-	sudo sh -c 'cp metastore.crt /etc/pki/ca-trust/source/anchors/ && update-ca-trust'
+	docker-compose exec frontend cat /etc/pki/tls/certs/flagstate_ca.crt > flagstate.crt
+	sudo sh -c 'cp flagstate.crt /etc/pki/ca-trust/source/anchors/ && update-ca-trust'
 	sudo sh -c 'grep -l registry.local.fishsoup.net /etc/hosts > /dev/null || echo "127.0.0.1	registry.local.fishsoup.net" >> /etc/hosts'
-	rm -f metastore.crt
+	rm -f flagstate.crt
 
 untrust-local:
-	sudo sh -c 'rm /etc/pki/ca-trust/source/anchors/metastore.crt && update-ca-trust'
+	sudo sh -c 'rm /etc/pki/ca-trust/source/anchors/flagstate.crt && update-ca-trust'
 	sudo sh -c 'sed -i /registry.local.fishsoup.net/d /etc/hosts'
 
 MARKDOWN=					\

README.md

@@ -1,6 +1,6 @@
-Metastore
+Flagstate
 ---------
-metastore is a service designed to be deployed alongside a
+flagstate is a service designed to be deployed alongside a
 [docker/distribution](https://github.com/docker/distribution/) registry instance
 to collect and serve up metadata for images in the registry. Being separate from
 the registry has a number of advantages:
@@ -12,15 +12,15 @@ the registry has a number of advantages:
 
 See https://github.com/docker/distribution/issues/206
 
-Some possible ways that metastore could be used:
+Some possible ways that flagstate could be used:
 
  * Providing comprehensive dumps of metadata
  * Providing a simple web interface to allow seeing what is in the registry
  * Providing an implementation of the `/v1/search/` API behind `docker search`
 
 Design
 ------
-The basic idea is that metastore scans the registry, either entirely, or as
+The basic idea is that flagstate scans the registry, either entirely, or as
 updated by [webhook notifications](https://docs.docker.com/registry/notifications/),
 and then the information that is harvested is stored into a database.
 The current code stores the metadata in a Postgresql database, using a
@@ -89,8 +89,8 @@ There is a test environment that can be started with:
 docker-compose up
 ```
 
-This starts a cluster of database, registry, metastore and a web proxy that joins
-the registry and metastore into a single web presence, available on
+This starts a cluster of database, registry, flagstate and a web proxy that joins
+the registry and flagstate into a single web presence, available on
 http://127.0.0.1:7080, or https://127.0.0.1:7443. On Fedora or RHEL you can
 
 ```
@@ -105,4 +105,4 @@ via HTTPS and expect a verifiable certificate.)
 
 License
 -------
-metastore is distributed is distributed under the [Apache License, Version 2.0](LICENSE).
+flagstate is distributed is distributed under the [Apache License, Version 2.0](LICENSE).

config-example.yaml

@@ -2,7 +2,7 @@ registry:
     url: https://candidate-registry.fedoraproject.org
 database:
     postgres:
-        url: postgres://metastore:mypassword@localhost:7432/metastore?sslmode=disable
+        url: postgres://flagstate:mypassword@localhost:7432/flagstate?sslmode=disable
 interval:
     fetch_all: 1h
     garbage_collect: 30m

docker-compose.yaml

@@ -12,8 +12,8 @@ services:
         ports:
             - 7432:5432
         environment:
-            - POSTGRES_DB=metastore
-            - POSTGRES_USER=metastore
+            - POSTGRES_DB=flagstate
+            - POSTGRES_USER=flagstate
             - POSTGRES_PASSWORD=mypassword
         volumes:
             - db:/var/lib/postgresql/data:z

main.go

@@ -10,7 +10,7 @@ import (
 	"time"
 )
 
-var configFile = flag.String("config", "/etc/metastore/config.yaml", "Path to configuration file")
+var configFile = flag.String("config", "/etc/flagstate/config.yaml", "Path to configuration file")
 
 func internalError(w http.ResponseWriter, err error) {
 	w.Header().Set("Content-Type", "text/plain")
@@ -94,6 +94,6 @@ func main() {
 		})
 	}
 
-	log.Printf("metastore: %s", BuildString)
+	log.Printf("flagstate: %s", BuildString)
 	log.Fatal(http.ListenAndServe(":8088", handlers.LoggingHandler(os.Stdout, http.DefaultServeMux)))
 }

psql.sh

@@ -1,3 +1,3 @@
 #!/bin/bash
-PGPASSWORD=mypassword psql -h 127.0.0.1 -U metastore -p 7432 "$@"
+PGPASSWORD=mypassword psql -h 127.0.0.1 -U flagstate -p 7432 "$@"
 

services/frontend/entrypoint.sh

@@ -2,7 +2,7 @@
 
 set -e
 
-if ! [ -e /etc/pki/tls/certs/metastore.crt ] ; then
+if ! [ -e /etc/pki/tls/certs/flagstate.crt ] ; then
     generate-cert.sh
 fi
 

services/frontend/frontend.conf

@@ -11,6 +11,6 @@ ProxyPassReverse "/" "http://index:8088/"
 
 <VirtualHost *:443>
         SSLEngine on
-        SSLCertificateFile /etc/pki/tls/certs/metastore.crt
-        SSLCertificateKeyFile /etc/pki/tls/private/metastore.key
+        SSLCertificateFile /etc/pki/tls/certs/flagstate.crt
+        SSLCertificateKeyFile /etc/pki/tls/private/flagstate.key
 </VirtualHost>

services/frontend/generate-cert.sh

@@ -10,8 +10,8 @@ trap cleanup EXIT
 cd $work
 
 # Generate private keys
-openssl genrsa -out metastore_ca.key 2048
-openssl genrsa -out metastore.key 2048
+openssl genrsa -out flagstate_ca.key 2048
+openssl genrsa -out flagstate.key 2048
 
 # Generate CSRs
 cat > ca.config <<EOF
@@ -24,8 +24,8 @@ req_extensions=v3_req
 basicConstraints=critical,CA:TRUE,pathlen:0
 
 [cadn]
-CN=Metastore CA
-OU=Metastore
+CN=Flagstate CA
+OU=Flagstate
 [email protected]
 EOF
 
@@ -41,19 +41,19 @@ basicConstraints=critical,CA:FALSE
 
 [certdn]
 CN=registry.local.fishsoup.net
-OU=Metastore
+OU=Flagstate
 [email protected]
 EOF
 
-openssl req -new -config ca.config -key metastore_ca.key -out metastore_ca.csr
-openssl req -new -config cert.config -key metastore.key -out metastore_cert.csr
+openssl req -new -config ca.config -key flagstate_ca.key -out flagstate_ca.csr
+openssl req -new -config cert.config -key flagstate.key -out flagstate_cert.csr
 
 # Generate Root Certificate
-openssl x509 -req -in metastore_ca.csr -days 365 -extfile ca.config -extensions v3_req -signkey metastore_ca.key -out metastore_ca.crt
+openssl x509 -req -in flagstate_ca.csr -days 365 -extfile ca.config -extensions v3_req -signkey flagstate_ca.key -out flagstate_ca.crt
 
 # Generate Server Certificate
-openssl x509 -req -in metastore_cert.csr -days 365 -extfile cert.config -extensions v3_req -CA metastore_ca.crt -CAkey metastore_ca.key -CAcreateserial -out metastore.crt
+openssl x509 -req -in flagstate_cert.csr -days 365 -extfile cert.config -extensions v3_req -CA flagstate_ca.crt -CAkey flagstate_ca.key -CAcreateserial -out flagstate.crt
 
 # Copy the files to the correct locations
-cp metastore.crt metastore_ca.crt /etc/pki/tls/certs
-cp metastore.key /etc/pki/tls/private/
+cp flagstate.crt flagstate_ca.crt /etc/pki/tls/certs
+cp flagstate.key /etc/pki/tls/private/

services/index/config.yaml

@@ -8,7 +8,7 @@ events:
     token: "OPEN_SESAME"
 database:
     postgres:
-        url: postgres://metastore:mypassword@db:5432/metastore?sslmode=disable
+        url: postgres://flagstate:mypassword@db:5432/flagstate?sslmode=disable
 cache:
     max_age_index: 1s
     max_age_html: 1s

services/index/entrypoint.sh

@@ -1,13 +1,13 @@
 #!/bin/sh
 
 psql() {
-    PGPASSWORD=mypassword /usr/bin/psql -h db -U metastore "$@"
+    PGPASSWORD=mypassword /usr/bin/psql -h db -U flagstate "$@"
 }
 
 topdir=$(dirname $0)/../..
 
 while true ; do
-    if psql -l | grep -q metastore ; then
+    if psql -l | grep -q flagstate ; then
 	break
     fi
     sleep 1
@@ -22,4 +22,4 @@ if ! $exists ; then
     psql < schema.sql
 fi
 
-exec $topdir/metastore -config $(dirname $0)/config.yaml
+exec $topdir/flagstate -config $(dirname $0)/config.yaml

start-db.sh

@@ -5,38 +5,38 @@ if [ "$1" = "--refresh" ] ; then
     refresh=true
 fi
 
-if docker ps -f name=metastore-db | grep metastore-db > /dev/null ; then
+if docker ps -f name=flagstate-db | grep flagstate-db > /dev/null ; then
     if $refresh ; then
-	docker rm -f metastore-db
+	docker rm -f flagstate-db
     else
 	echo "Already running"
 	exit 1
     fi
 fi
 
 exists=false
-if docker volume ls | grep metastore-db > /dev/null ; then
+if docker volume ls | grep flagstate-db > /dev/null ; then
     exists=true
 fi
 
 if $refresh ; then
-    docker volume rm metastore-db || true
+    docker volume rm flagstate-db || true
     exists=false
 fi
 
 docker run					\
        --detach                                 \
        --rm=true				\
-       --name=metastore-db			\
-       -v metastore-db:/var/lib/pgsql/data	\
+       --name=flagstate-db			\
+       -v flagstate-db:/var/lib/pgsql/data	\
        -p 7432:5432				\
-       -e POSTGRES_DB=metastore			\
-       -e POSTGRES_USER=metastore		\
+       -e POSTGRES_DB=flagstate			\
+       -e POSTGRES_USER=flagstate		\
        -e POSTGRES_PASSWORD=mypassword		\
        postgres
 
 while true ; do
-    if $(dirname $0)/psql.sh -l 2>/dev/null | grep metastore ; then
+    if $(dirname $0)/psql.sh -l 2>/dev/null | grep flagstate ; then
 	break
     fi
     sleep 1