isle/docs/dev/daemon-process-tree.plantuml
Brian Picciano cf00561206 Factor out garage-entrypoint
The daemon entrypoint now starts the garage child processes directly,
without the extra step of indirection
2022-10-16 20:44:36 +02:00

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@startuml
hide empty description
state "./cryptic-net daemon -c ./daemon.yml" as init
state AppDir {
note "All relative paths are relative to the root of the AppDir" as N1
state "./AppRun" as AppRun {
AppRun : * Set PATH to APPDIR/bin
}
state "./bin/cryptic-net-main entrypoint daemon -c ./daemon.yml" as entrypoint {
entrypoint : * Create runtime dir at $_RUNTIME_DIR_PATH
entrypoint : * Lock runtime dir
entrypoint : * Merge given and default daemon.yml files
entrypoint : * Copy bootstrap.tgz into $_DATA_DIR_PATH, if it's not there
entrypoint : * Merge daemon.yml config into bootstrap.tgz
entrypoint : * Create $_RUNTIME_DIR_PATH/garage-N.toml\n (one per storage allocation)
entrypoint : * Run child processes
}
init --> AppRun : exec
AppRun --> entrypoint : exec
state "./bin/dnsmasq-entrypoint" as dnsmasqEntrypoint {
dnsmasqEntrypoint : * Create $_RUNTIME_DIR_PATH/dnsmasq.conf
}
state "./bin/dnsmasq -d -C $_RUNTIME_DIR_PATH/dnsmasq.conf" as dnsmasq
entrypoint --> dnsmasqEntrypoint : child
dnsmasqEntrypoint --> dnsmasq : exec
state "./bin/cryptic-net-main nebula-entrypoint" as nebulaEntrypoint {
nebulaEntrypoint : * Create $_RUNTIME_DIR_PATH/nebula.yml
}
state "./bin/nebula -config $_RUNTIME_DIR_PATH/nebula.yml" as nebula
entrypoint --> nebulaEntrypoint : child
nebulaEntrypoint --> nebula : exec
state "Garage processes (only if any storage allocs are defined)" as garageChildren {
state "./bin/garage -c $_RUNTIME_DIR_PATH/garage-N.toml server" as garage
state "./bin/garage-apply-layout-diff" as garageApplyLayoutDiff {
garageApplyLayoutDiff : * Runs once then exits
garageApplyLayoutDiff : * Updates cluster topo
}
}
entrypoint --> garage : child (one per storage allocation)
entrypoint --> garageApplyLayoutDiff : child
state "./bin/cryptic-net-main update-global-bucket" as updateGlobalBucket {
updateGlobalBucket : * Runs once then exits
updateGlobalBucket : * Updates the bootstrap data for the host in garage for other hosts to query
}
entrypoint --> updateGlobalBucket : child
}
@enduml