Document origin of generated units on dependencies

Author: valentindavid

factory/usr/lib/systemd/system/model-available.target

@@ -1,2 +1,7 @@
 [Unit]
 Description=Model available
+
+# This unit will depend on the mount that will contain the model to load.
+# In run mode, it will be run-mnt-ubuntu\x2dseed.mount
+# In install/recover/reset, it will be in run-mnt-ubuntu\x2dboot.mount
+# Those units will be generated and added by /usr/lib/systemd/system-generators/snap-mounts

factory/usr/lib/systemd/system/populate-writable.service

@@ -3,7 +3,9 @@ OnFailure=emergency.target
 OnFailureJobMode=replace-irreversibly
 DefaultDependencies=no
 Before=initrd-root-fs.target
+# run-mnt-data.mount is generated by /usr/lib/systemd/system-generators/snap-mounts
 After=run-mnt-data.mount
+# run-mnt-base.mount is generated by /usr/lib/systemd/system-generators/snap-generator
 After=run-mnt-base.mount
 After=sysroot.mount
 After=sysroot-writable.mount

factory/usr/lib/systemd/system/reload-model.service

@@ -8,6 +8,7 @@ OnFailureJobMode=replace-irreversibly
 
 DefaultDependencies=no
 
+# run-mnt-data.mount is generated by /usr/lib/systemd/system-generators/snap-mounts
 Requires=run-mnt-data.mount
 After=run-mnt-data.mount
 

factory/usr/lib/systemd/system/snap-compare-data-save.service

@@ -7,6 +7,8 @@ OnFailureJobMode=replace-irreversibly
 DefaultDependencies=no
 
 After=reload-model.service
+
+# run-mnt-data.mount and run-mnt-ubuntu\x2dsave.mount are generated by /usr/lib/systemd/system-generators/snap-mounts
 After=run-mnt-ubuntu\x2dsave.mount
 After=run-mnt-data.mount
 

factory/usr/lib/systemd/system/snap-configure-gadget.service

@@ -8,6 +8,7 @@ DefaultDependencies=no
 Requires=reload-model.service
 After=reload-model.service
 
+# run-mnt-data.mount is generated by /usr/lib/systemd/system-generators/snap-mounts
 Requires=run-mnt-data.mount
 After=run-mnt-data.mount
 

factory/usr/lib/systemd/system/snap-ephemeral-modeenv.service

@@ -8,6 +8,7 @@ DefaultDependencies=no
 Requires=reload-model.service
 After=reload-model.service
 
+# run-mnt-data.mount is generated by /usr/lib/systemd/system-generators/snap-mounts
 Requires=run-mnt-data.mount
 After=run-mnt-data.mount
 

factory/usr/lib/systemd/system/snap-unlock-data.service

@@ -7,7 +7,9 @@ DefaultDependencies=no
 
 After=snap-measure-model.service
 Requires=snap-measure-model.service
+# run-mnt-ubuntu\x2dboot.mount is generated by /usr/lib/systemd/system-generators/snap-mounts
 RequiresMountsFor=/run/mnt/ubuntu-boot
+# /dev/ubuntu/data-luks is created by /usr/lib/udev/rules.d/90-ubuntu-core-partitions.rules
 BindsTo=dev-ubuntu-data\x2dluks.device
 After=dev-ubuntu-data\x2dluks.device
 

factory/usr/lib/systemd/system/snap-unlock-save.service

@@ -7,7 +7,9 @@ DefaultDependencies=no
 
 After=snap-measure-model.service
 Requires=snap-measure-model.service
+# run-mnt-data.mount is generated by /usr/lib/systemd/system-generators/snap-mounts
 RequiresMountsFor=/run/mnt/data
+# /dev/ubuntu/save-luks is created by /usr/lib/udev/rules.d/90-ubuntu-core-partitions.rules
 BindsTo=dev-ubuntu-save\x2dluks.device
 After=dev-ubuntu-save\x2dluks.device
 

factory/usr/lib/systemd/system/snap-update-boot-loader-vars.service

@@ -5,6 +5,7 @@ OnFailure=emergency.target
 OnFailureJobMode=replace-irreversibly
 DefaultDependencies=no
 
+# run-mnt-boot.mount is generated by /usr/lib/systemd/system-generators/snap-mounts
 After=run-mnt-boot.mount
 
 [Service]